Edifici O Campus UAB 08193 -
Bellaterra (Cerdanyola del Valles) Barcelona,
Spain
Email:
angel dot sappa [at] cvc dot uab dot es Tel: +34
93 581 4905 Fax: +34
93 581 1670
**Warning:
the
information
published herein is for the personal use of
the reader. Copyright and all rights are
retained by authors or by other copyright
holders. Making copies of the information in
full or in any portion for purposes other than
own use is a violation of copyright.
International Journals
Ramos L. and Sappa A.,
"Leveraging U-Net and selective
feature extraction for land cover
classification using remote sensing
imagery", Scientific Reports,
Vol. 15, No. 784, January
2025, pp. 1-17.
Ramos L. and Sappa A.,
""Multispectral
Semantic Segmentation for Land Cover
Classification: An Overview", IEEE Journal of
Selected Topics in Applied Earth
Observations and Remote Sensing,
Vol.
17, August 2024,
pp. 14295-14336.
Suárez
P., Carpio D. and Sappa
A., "Enhancement
of Guided Thermal Image
Super-Resolution Approaches", Neurocomputing,
Vol. 573, No. 7, March 2024.
Velesaca H.,
Bastidas G.,
Rouhani M. and
Sappa
A.,
“Multimodal
Image
Registration
Techniques: a
Comprehensive
Survey”,
Multimedia Tools and
Applications,
January 2024.
Mehri A.,
Behjati P. Carpio D. and
Sappa A., "SRFormer:
Efficient Yet Powerful
Transformer Network
for Single Image Super
Resolution", IEEE
Access,
Vol. 11, October 2023,
pp. 121457-121469.
Suárez
P., Velesaca H., Carpio D. and Sappa A., "Corn
kernel classification from few
training samples", Elsevier
Artificial Intelligence in Agriculture, Vol. 9, 2023, pp.
89-99.
Soria
X., Sappa A., Humanante P. and
Akbarinia A., "Dense
extreme inception network for edge
detection", Elsevier
Pattern Recognition, Vol. 139, February
2023, pp. 1-12.
Mehri
A., Behjati P. and Sappa A., "TnTViT-G:
Transformer in Transformer Network for
Guidance Super Resolution", IEEE
Access,
Vol. 11, February 2023, pp.
11529-11540.
Rato
D., Oliveira M., Santos V., Gomes M. and
Sappa A., "A
Sensor-to-Pattern Calibration
Framework for Multi-Modal Industrial
Collaborative Cells", Elsevier
Journal of Manufacturing Systems, Vol. 64, August 2022, pp.
497-507.
Soria
X., Pomboza G. and Sappa A., "LDC:
Lightweight Dense CNN for Edge
Detection", IEEE
Access,
Vol. 10, June 2022, pp. 68281-68290.
Rivadeneira
R., Sappa A., Vintimilla B.
and Hammoud R., "A Novel
Domain Transfer-Based Approach for
Unsupervised Thermal Image
Super-Resolution", Sensors, Vol. 22,
No. 6, March 2022, pp. 1-14.
Santos V.,
Sappa A., Oliveira
M. and de la Escalera A., "Special
Issue on Autonomous Driving and
Driver Assistance Systems",
Robotics and Autonomous Systems, Vol. 144,
October 2021, pp 1-3.
Velesaca H., Suárez
P., Mira R.
and Sappa
A.,
“Computer
Vision based
Food Grain
Classification:
a
Comprehensive
Survey”, Computers
and Electronics in
Agriculture, Vol.
187, August 2021, pp 1-13.
Charco
J., Sappa
A., Vintimilla
B. and Velesaca
O., “Camera
pose estimation in
multi-view environments:
From virtual scenarios
to the real world”,
Image and Vision
Computing,
Vol. 110, June 2021, pp
1-12.
Morera
A., Sánchez Á., Moreno A. B., Sappa A. and Vélez J., "SSD vs.
YOLO for Detection of Outdoor Urban
Advertising Panels under Multiple
Variabilities", Sensors, Vol. 20,
No. 16, August 2020, pp. 1-23.
Aguilera
C. A., Aguilera C., Navarro C. and Sappa A., "Fast CNN
Stereo Depth Estimation through
Embedded GPU Devices", Sensors, Vol. 20,
No. 11, June 2020, pp. 1-12.
Santos V.,
Sappa A., Oliveira
M. and de la Escalera A., "Special
Issue on Autonomous Driving and
Driver Assistance Systems",
Robotics and Autonomous Systems, Vol. 121, August
2019.
Aguilera
C. A., Aguilera C. and Sappa A., "Melamine
Faced Panels Defect Classification
beyond the Visible Spectrum", Sensors, Vol. 18,
No. 11, October 2018, pp. 1-10.
Soria
X., Sappa A. and Hammoud R., "Wide-Band
Color Imagery Restoration for RGB-NIR
Single Sensor Images", Sensors, Vol. 18,
No. 4, June 2018, pp. 1-17.
Santos V.,Sappa A. and Oliveira
M., "Special
Issue on Autonomous Driving and
Driver Assistance Systems",
Robotics and Autonomous Systems, Vol. 91, May
2017, pp. 208-209.
Aguilera
C. A., Sappa A., Aguilera C.
and Toledo R., "Cross-Spectral
Local Descriptors via Quadruplet
Network", Sensors, Vol. 17,
No. 4, April 2017, pp. 1-14.
Sappa A., Aguilera C., Carvajal J., Oliveira
M., Romero
D., Vintimilla B. and Toledo R.,"Monocular
visual odometry: A cross-spectral
image fusion based approach", Robotics
and Autonomous Systems, Vol. 85, November
2016, pp. 26-36.
Oliveira M.,
Santos V.,Sappa A., Dias P. and
Moreira A., "Incremental
texture mapping for
autonomous driving", Robotics
and Autonomous Systems, Vol. 84, October
2016, pp. 113-128.
Oliveira M.,
Santos V.,Sappa A., Dias P. and
Moreira A., "Incremental
Scenario Representations for Autonomous
Driving using Geometric Polygonal
Primitives", Robotics
and Autonomous Systems, Vol. 83, September
2016, pp. 312-325.
Sappa A., Carvajal J.,
Aguilera C., Oliveira M., Romero D. and
Vintimilla B., "Wavelet
based visible and infrared image fusion:
a comparative study", Sensors,
Vol. 16, No. 6, June 2016, pp. 1-15.
Mouats
T., Aouf N.,Sappa A., Aguilera C. and
Toledo R., "Multi-Spectral
Stereo Odometry", IEEE Transactions
on Intelligent Transportation Systems, Vol. 16, No. 3,
June 2015, pp. 1210-1224.
Oliveira M.,
Santos V. and Sappa A., "Multimodal
Inverse Perspective Mapping", Information
Fusion, Vol. 24, July
2015, pp. 108-121.
Onkarappa
N. and Sappa
A., "Synthetic
sequences and ground-truth flow
field generation for algorithm
validation", Multimedia
Tools and Applications,
Vol. 74, No. 9, May 2015, pp.
3121-3135.
Oliveira M.,Sappa A.
and Santos V.,
"A probabilistic approach for
color correction in image mosaicking
applications", IEEE
Transactions on Image Processing, Vol. 14, No.
2, January 2015, pp. 508-523.
Piñol
M., Sappa A.
and Toledo R., “Adaptive Feature
Descriptor Selection based on a
Multi-Table Reinforcement Learning
Strategy”, Neurocomputing,
Vol.
150, Part A, February 2015, pp. 106-115.
Rouhani M.,Sappa A.
and
Boyer E.,
"Implicit
B-Spline Surface Reconstruction", IEEE
Transactions on Image Processing, Vol. 14, No. 1,
January 2015, pp. 22-32.
Ricaurte
P., Chilán C., Aguilera-Carrasco C.,
Vintimilla B. and Sappa A., “Feature
Point Descriptors: Infrared and
Visible Spectra”, Sensors,
Vol. 14, No. 2, February 2014, pp.
3690-3701.
Onkarappa N. and Sappa A., "Speed and
texture: an empirical study on optical
flow accuracy in ADAS scenarios",
IEEE
Transactions on Intelligent
Transportation Systems, Vol. 15, No. 1,
February 2014, pp. 136-147.
Rouhani M. and Sappa A., “The Richer
Representation the Better
Registration”, IEEE
Transactions on Image Processing, Vol. 22, No. 12,
December 2013, pp. 5036-5049.
Onkarappa
N.
and Sappa A., "A Novel
Space Variant Image Representation",
Journal
of Mathematical Imaging and Vision, Vol. 47, No.1,
September 2013, pp. 48-59.
Barrera F., Lumbreras F. and
Sappa A., "Multispectral
Piecewise Planar Stereo using
Manhattan-World Assumption", Pattern
Recognition Letters, Vol. 34,
No.1, January 2013, pp. 52-61.
Aguilera C., Barrera F.,
Lumbreras F.,Sappa A., and Toledo R., “Multispectral
Image Feature Points”, Sensors,
Vol 12, No. 9, September 2012, pp.
12661-12672.
Barrera F., Lumbreras F. and
Sappa A., "Multimodal
Stereo Vision System: 3D Data
Extraction and Algorithm Evaluation",
IEEE
Journal of Selected Topics in Signal
Processing, Vol. 6, No. 5,
September 2012, pp. 437-446.
Rouhani M. and Sappa A., “Implicit
Polynomial Representation through a
Fast Fitting Error Estimation”, IEEE
Transactions on Image Processing, Vol. 21, No. 4,
April 2012, pp. 2089-2098.
Dornaika F., Alvarez J., Sappa A.and López A., “A
New Framework for Stereo Sensor Pose
through Road Segmentation and
Registration”, IEEE
Transactions on Intelligent
Transportation Systems, Vol. 12, No. 4,
December 2011, pp. 954-966.
Julià C., Sappa A., Lumbreras F., Serrat J. and López A., “Rank
Estimation in Missing Data Matrix
Problems”, Journal of
Mathematical Imaging and Vision, Vol. 39, No. 2,
February 2011, pp. 140-160.
Julià C., Lumbreras F.,
andSappa A., “A
Factorization-based Approach to
Photometric Stereo”, International
Journal
of Imaging Systems and Technology, Vol. 21, No. 1,
February 2011, pp. 115-119.
Gerónimo D., López A., Sappa A. and Graf T., “Survey
of Pedestrian Detection for Advanced
Driver Assistance Systems”, IEEE
Transactions on Pattern Analysis and
Machine Intelligence, Vol. 32, No.
7, July 2010, pp. 1239-1258.
Gerónimo D., Sappa A., Ponsa D. and López A., “2D-3D
Based On-Board Pedestrian Detection
System”, Computer Vision and
Image Understanding, Vol 114, No. 5,
May 2010, pp. 583-595.
Julià C., Sappa A., Lumbreras F., Serrat J. and López A., “An
iterative multiresolution
scheme for SFM with missing data: single
and multiple object scenes”, Image
and Vision Computing, Vol. 28, No.
1, January 2010, pp. 164-176.
Julià C., Sappa A., Lumbreras F., Serrat J. and López A., “Predicting
Missing Ratings in Recommender Systems:
Adapted Factorization Approach”, International
Journal of Electronic Commerce, Vol.
14, No. 2, Winter 2009-2010, pp. 89-108.
Julià C., Sappa A., Lumbreras F., Serrat J. and López A., “An
Iterative Multiresolution
Scheme for SFM with Missing Data”, Journal
of Mathematical Imaging and Vision,
Vol. 34, No. 3, July 2009, pp. 240-258.
Dornaika F. and Sappa A., "A Featureless
and Stochastic Approach to On-board
Stereo Vision System Pose", Image
and Vision Computing, Vol. 27, No.
9, August 2009, pp. 1382-1393.
Dornaika F. and Sappa A., "Instantaneous
3D Motion from Image Derivatives using
the Least Trimmed Square
Regression", Pattern Recognition
Letters, Vol. 30, No. 5, April 2009,
pp. 535-543.
Sappa A., Dornaika F., Ponsa D., Gerónimo D. and López A., “An
Efficient Approach to On-Board Stereo
Vision System Pose Estimation”,
IEEE Transactions on Intelligent
Transportation Systems, Vol. 9, No.
3, Sept. 2008, pp. 476-490.
Dornaika F. and Sappa A., “Evaluation of
an Appearance-based 3D Face Tracker
using Dense
3D Data”, Machine Vision and
Applications. Vol. 19, No. 5-6,
October 2008, pp. 427-441.
Berti H., Sappa A. and Agamennoni O., “Improved
Dynamic
Window
Approach
by Using Lyapunov
Stability Criteria”, Latin
American Applied Research, Vol. 38,
No. 4, October 2008, pp. 289-298.
Julià C., Sappa A., Lumbreras F., Serrat J. and López A., “Rank
Estimation in 3D Multibody
Motion Segmentation”, IEE
Electronics Letters. Vol. 44, No. 4, February 2008, pp.
279-280.
Dornaika F. and Sappa A., “Rigid and
Non-rigid Face Motion Tracking by
Aligning Texture Maps and Stereo 3D
Models”, Pattern Recognition
Letters. Vol
28, No. 15, November 2007, pp. 2116-2126.
Sappa A. and Garcia M. A., “Incremental
Integration of MultiresolutionRange
Images”, The
Imaging Science Journal.Vol. 55, No. 3, pp. 127-139.
Sappa A. and Vintimilla B., “Cost-Based
Closed Contour Representations”, SPIE
Journal of Electronic Imaging. Vol. 16, No. 2, 023009,April-June
2007.
Sappa A. and Garcia M. A., “Coarse-to-Fine
Approximation of Range Images with
Bounded Error Adaptive Triangular
Meshes”, SPIE Journal of
Electronic Imaging. Vol. 16, No. 2, 023010, April-June
2007.
Sappa A. and Garcia M. A., “Generating
Compact Representations of Static Scenes
by Means of 3D Object Hierarchies”,
The Visual Computer, Vol. 23, No.
2, February 2007, pp. 143-154.
Sappa A., “Splitting up
Panoramic Range Images into Compact 2½D Representations”, International
Journal of Imaging Systems and
Technology, Vol. 16, No. 3, December
2006, pp. 85-91.
Sappa A., Gerónimo D., Dornaika F. and López A., “On-board
Camera Extrinsic Parameter Estimation”,
IEE Electronics Letters, Vol. 42,
No. 13, June 2006, pp. 745-746.
Sappa A., “Unsupervised
Contour Closure Algorithm for Range
Image Edge-Based Segmentation”, IEEE
Transactions on Image Processing,
Vol. 15, No. 2, February 2006, pp.
377-384.
Restrepo-Spetch A., Sappa A. and Devy M. “Edge
Registration Versus
Triangular Mesh Registration, a
Comparative Study”, Signal
Processing: Image Communication,
Vol. 20, No. 9-10, October-November 2005,
pp. 853-868.
Garcia M. A. and Sappa A., “Efficient
Generation of
Discontinuity-Preserving Adaptive
Triangulations from Range Images”,
IEEE Transactions on Systems, Man,
and Cybernetics (Part B), Vol.
34, No. 5, October 2004, pp.
2003-2014.
Books
Sappa A. (Editor),
"ICT Applications for Smart
Cities",
Intelligent Systems Reference
Library, Springer Verlag, Vol 224, Springer
Verlag, 2022.
Teutsch
M., Sappa A., and
Hammoud R., "Computer Vision in
the Infrared Spectrum:
Challenges and Approaches",
Synthesis Lectures on Computer
Vision, October 2021, Vol. 10, No.
2 , Pages 1-138.
Sappa A. and Vitrià
J. (Editors), "Multimodal
Interaction in Image and Video
Applications", Intelligent
Systems Reference Library, Vol
48, Springer Verlag, 2013.
Sappa A. and
Triantafyllidis G.A. (Editors),
"Computer Graphics and Imaging",
Crete, Greece, June 2012. ISBN:
978-0-88986-921-9.
Sappa A.
(Editor), "Computer Graphics and
Imaging",
Innsbruck, Austria, Febrary 2010. ISBN:
978-0-88986-824-3.
Book Chapters
Rivadeneira R., Sappa A. and Vintimilla B.,“Thermal
Image Super-Resolution:
A Novel Unsupervised
Approach”,
International Joint
Conference on Computer
Vision, Imaging and
Computer Graphics. Cham:
Springer International
Publishing, Online,
Januray
2022, pp
495-506.
Charco
J., Sappa
A.,
Vintimilla B.
and H Velesaca, “Human Body Pose
Estimation in Multi-view Environments”,
chapter 5 in
ICT Applications for Smart Cities, Book edited by: A.
Sappa, Springer Verlag, Vol 224, September 2022,
pp. 79-99.
Velesaca
H., Suárez P.,
Carpio D.
Rivadeneira
R., Sánchez Á.
and Sappa
A.,
“Video Analytics in
Urban Environments: Challenges and
Approaches”, chapter 6 in
ICT Applications for Smart Cities, Book edited by: A.
Sappa, Springer Verlag, Vol 224, September 2022,
pp. 101-121.
Suárez
P., Sappa
A.,
Vintimilla B., “Deep learning-based
vegetation index estimation”, chapter
9 in
Generative Adversarial Networks for
Image-to-Image Translation, Book edited by: A.
Solanki, A. Nayyar and M. Naved, Elsevier,
June 2021, pp. 205-234.
Aguilera C., Ramos
M., andSappa A.,
“Simulated
Annealing: A Novel Application of Image
Processing in the Wood Area”,chapter 5 in
Simulated Annealing - Advances,
Applications and Hybridizations, Book edited by:
Marcos de Sales Guerra Tsuzuki, August
2012, pp. 91-104. (Open Access).
Sappa
A., Gerónimo
D., Dornaika
F., Rouhani M. and López A.,
“Moving object detection from
mobile platforms using stereo
data registration”, chapter 3
in
Computational Intelligence
paradigms in advanced pattern
classification, Ed. Marek R.
Ogiela and Lakhmi C. Jain, Springer-Verlag's
Book Series, 2012, pp. 25-37.
Gerónimo
D., Sappa A., and López
A., “Stereo-based Candidate
Generation for Pedestrian Protection
Systems”, chapter 9 in
Binocular Vision: Development, Depth
and Disorders, Book edited by: Jacques
McCoun and Lucien Reeves, NOVA
Publishers, July 2010, pp.
189-208.
Sappa A., Aifanti N., Malassiotis S. and
Strintzis M.
G., “Prior Knowledge Based Motion
Model Representation”, chapter 16 in
Progress in Computer Vision and Image
Analysis, Ed. H. Bunke
et al., World Scientific, August 2009,
pp. 283-299(invited paper from
ELCVIA).
Aifanti N., Sappa A., Grammalidis
N and Malassiotis
S, “Advances in Tracking and
Recognition of Human Motion”, Encyclopedia of
Information Science and Technology, 2nd.
Edition, 2009, pp. 65-71.
Dornaika F. and Sappa A., “Real Time
Stereo Image Registration for Planar
Structure and 3D Sensor Pose Estimation”,
chapter 18 in
Stereo Vision, Book edited by: AsimBhatti, November
2008, pp. 299-316. (Open Access).
Dornaika F. and Sappa A., “Improving
Appearance-Based 3D Face Tracking Using
Sparse Stereo Data”, book
chapter, Advances in Computer Graphics
and Computer Vision, Ed. J. Braz, A. Ranchordas, H. Araújo and J.
Jorge, SpringerVerlag,
2007, pp. 354-366, (best papers VISAPP
2006).
Sappa A., Gerónimo
D., Dornaika
F. and López
A., “Stereo Vision Camera Pose
Estimation for On-Board Applications”,
chapter 3 in
Scene Reconstruction, Pose Estimation
and Tracking, Book edited by: RustamStolking, 2007,
pp. 39-50. (Open Access).
Dornaika F. and Sappa A., “SFM for Planar Scenes:
a Direct and Robust Approach”, book
chapter, Informatics in Control,
Automation and Robotics II, Ed. J.
Filipe, J. Ferrier, J. Cetto and M. Carvalho,
Springer Verlag,
2007, pp. 129-136. (best papers ICINCO
2005).
Sappa A., Aifanti
N., Grammalidis
N and Malassiotis
S, “Survey of 3D Human Body
Representations”, Encyclopedia of
Information Science and Technology I-V,
2005.
Aifanti N., Sappa A., Grammalidis
N and Malassiotis
S, “Human Motion Tracking and
Recognition”, Encyclopedia
of Information Science and Technology I-V,
2005.
Sappa A., Aifanti N., Malassiotis S. and
Strintzis M.
G., “Prior Knowledge Based Motion
Model Representation”,Electronic
Letters on Computer Vision and Image
Analysis 5(3):55-67, Special Issue on
Articulated Motion & Deformable
Objects, August 2005.
Sappa A., Aifanti
N., Grammalidis
N and Malassiotis
S, “Advances in Vision-Based Human
Body Modeling”,
chapter one in: 3D Modeling
and Animation:Systhesis
and Analysis Techniques for the Human
Body, N. Sarris and M. Strintzis, pp.
1-26, 2004.
Ramos
L. andSappaA.,
“Enhanced
Aerial Scene
Classification Through
ConvNeXt Architectures and
Channel Attention”,
IEEE SoutheasetCon, March 22-23,
2025, Charlotte, USA.
Bastidas-Guacho
G.,
Moreno-Vallejo
P., Vintimilla
B. andSappa
A.,
“Application-Guided
Image Fusion: a Path to
Improve Results in
High-Level Vision Tasks”,20th
Int.
Conf. on Computer
Vision Theory and
Applications,
Porto,
Portugal, February
26-28,
2025, pp 178-187.
Suárez
P. andSappaA.,
“Synthetic
Thermal Image Generation
from Multi-Cue Input
Data”,20th
Int.
Conf. on Computer
Vision Theory and
Applications,
Porto,
Portugal, February
26-28,
2025, pp 275-282.
Velesaca
H. and SappaA.,
“Seeing
the Unseen: AI-Powered
Camouflaged Pest
Detection”,9th
International Conference
on Machine Vision and
Information Technology
, February 28, 2025,
Maldives.
Ramos
L. andSappaA.,
“Enhanced
Aerial Scene
Classification Through
ConvNeXt Architectures
and Channel Attention”,10th
International Congress
on Information and
Communication
Technology,
February 18-21, 2025,
London, UK.
Velesaca
H., SappaA.
and
Holgado-Terriza
J., “A
Case Study of Anomaly
Detection in Tinplate
Lids: Supervised vs
Unsupervised approaches”,11th
International Conference
on Automation, Robotics,
and Applications,
February 12-14, 2025,
Zagreb, Croatia.
Velesaca
H., Realpe M.
and SappaA.,
Gomez A., “Analysis
of Hidden Patterns in
Road Accident Dataset
using Clustering
Techniques”,4th
International Conference
on Smart Technologies,
Systems and Applications,
December 2-4, 2024, Quito,
Ecuador.
Velesaca
H., Carrasco
D., SappaA.,
Holgado-Terriza
J. and Agila
W., “Industrial
Anomaly Detection:
Bridging OPC-UA with
Classical and Deep
Learning Methods”,4th
International Conference
on Smart Technologies,
Systems and Applications,
December 2-4, 2024, Quito,
Ecuador.
Suárez
P. andSappaA.,
“Thermal
Image Synthesis:
Bridging the Gap Between
Visible and Infrared
Spectrum”,19th
International Symposium
on Visual Computing
(ISVC’24),LNCS
15046,
Springer
Verlag, Lake
Tahoe, USA,
October 21-23, 2024, pp.
384-396.
Rato D., Oliveira
M., Santos V., Sappa A., and
Raducanu B.,“Multi-View
2D to 3D Lifting
Video-Based
Optimization: A Robust
Approach for Human Pose
Estimation with Occluded
Joint Prediction”,
IEEE Int. Conf. on
Intelligent Robots and
Systems (IROS), Abu Dhabi,
October 14-18, 2024, pp.
11508-11514.
Suárez
P. andSappaA.,
“Depth-Conditioned
Thermal-like
Image
Generation”,IEEE 14th
International Conference
on Pattern Recognition
Systems,
London, UK,
July
15-18,
2024.
Velesaca
H., Carrasco
D., Carpio D.,
Holgado-Terriza
J.,
Gutierrez-Guerrero
J., Toscano T.
and SappaA.,
“Anomaly
Detection in Industrial
Production Products
Using OPC-UA and Deep
Learning”, 13th
International Conference
on Data Science,
Technology and
Applications,
Dijon, France,
July 9-11,
2024, pp
505-512.
Rivadeneira R., Sappa A.,
Wang C., Jiang J.,
Zhong Z. Chen P. and
Wang S.,“Thermal
Image Super-Resolution
Challenge Results - PBVS
2024”,IEEE
Int. Conf. on
Computer Vision and
Pattern Recognition
(CVPR) Workshops, Seattle, USA, June
17-21, 2024.
Low S., Nina O.,
Bowald D., Sappa A.,
Inkawhich N., and
Bruns P.,“Multi-modal
Aerial View Image
Challenge: SAR
Classification”,IEEE
Int. Conf. on
Computer Vision and
Pattern Recognition
(CVPR) Workshops, Seattle, USA, June
17-21, 2024.
Low S., Nina O.,
Bowald D., Sappa A.,
Inkawhich N., and
Bruns P.,“Multi-modal
Aerial View Image
Challenge: Sensor Domain
Translation”,IEEE
Int. Conf. on
Computer Vision and
Pattern Recognition
(CVPR) Workshops, Seattle, USA, June
17-21, 2024.
Velesaca
H., Suarez P.,
Carpio D. and
SappaA.,
“Fruit
Grading based on Deep
Learning and Active
Vision System”,
International Conference
of Applied Industrial
Engineering,
Guayaquil,
Ecuador, May 28-30,
2024, pp 1-14.
Suárez
P. andSappaA.,
“Haze-Free
Imaging through
Haze-Aware Transformer
Adaptations”, 4th
Int.
Conf. on Innovations
in Computational
Intelligence and
Computer Vision,LNNS
1116, Springer
Verlag,
Jaipur, India,
April 10-11, 2024, pp. 27-27
Rivadeneira R.,
Velesaca H. and Sappa A., “Cross-Spectral
Image Registration: a
Comparative Study and a
New Benchmark Dataset”,
4th Int.
Conf. on Innovations
in Computational
Intelligence and
Computer Vision,LNNS
1117, Springer
Verlag, Jaipur, India,
April 10-11, 2024, pp. 1-12.
Suárez
P. andSappaA.,
“A
Generative
Model for
Guided Thermal
Image
Super-Resolution”,19th
Int.
Conf. on Computer
Vision Theory and
Applications,
Roma,
Italy, February
27-29,
2024, pp
765-771.
Rivadeneira
R., Velesaca H.
and Sappa
A.,
“Object
Detection in Very
Low-Resolution Thermal
Images through a
Guided-Based
Super-Resolution Approach”,
17th IEEE
Int. Conf. on Signal
Image Technology &
Internet Based Systems,
Bangkok, Thailand,
November 8-10, 2023.
Suárez
P., Carpio
D., Sappa
A.,
“Depth Map
Estimation from a Single
2D Image”, 17th IEEE
Int. Conf. on Signal
Image Technology &
Internet Based Systems,
Bangkok, Thailand,
November 8-10, 2023.
Suárez
P., Carpio
D., Sappa
A., “Boosting
Guided Super-Resolution
Performance with
Synthesized Images”,
17th IEEE
Int. Conf. on Signal
Image Technology
& Internet Based
Systems,
Bangkok, Thailand,
November 8-10,
2023.
Soria
X., Li Y.,
Rouhani M. and
Sappa
A.,
“Tiny
and Efficient
Model for the
Edge Detection
Generalization”,
IEEE
Int. Conference on
Computer Vision
(ICCV) Workshops, Paris,
France, October 2-6,
2023.
Suárez
P., Carpio
D., Sappa
A., “A
Deep Learning Based Approach for
Synthesizing Realistic Depth
Maps”, 22nd Int. Conf.
on Image Analysis and Processing,
LNCS 14234,
Springer Verlag,
Udine, Italy, September
11-15, 2023, pp 369-380.
Rivadeneira R., Sappa
A.,
Vintimilla B., Wang C., Jiang
J., Liu X., Zhong Z, Bin D.,
Ruodi L. and Shengye L.,“Thermal
Image Super-Resolution
Challenge Results - PBVS
2023”,IEEE
Int. Conf. on Computer
Vision and Pattern
Recognition (CVPR)
Workshops, Vancouver, Canada, June
18-22, 2023, pp. 470-478.
Low S., Nina O.,
Sappa A., Blasch E. and
Inkawhich N.,“Multi-modal
Aerial View Image
Challenge: Translation
from Synthetic Aperture
Radar to Electro-Optical
Domain Results - PBVS
2023”,IEEE
Int. Conf. on
Computer Vision and
Pattern Recognition
(CVPR) Workshops, Vancouver, Canada,
June 18-22, 2023, pp.
515-523.
Low S., Nina O.,
Sappa A., Blasch E. and
Inkawhich N.,“Multi-modal
Aerial View Object
Classification Challenge
Results - PBVS 2023”,IEEE
Int. Conf. on
Computer Vision and
Pattern Recognition
(CVPR) Workshops, Vancouver, Canada,
June 18-22, 2023, pp.
412-421.
Bastidas-Guacho
G.,
Moreno-Vallejo
P., Vintimilla
B. andSappa
A.,
“Application
on the Loop of
Multimodal Image Fusion:
Trends on Deep-Learning
Based Approaches”,
IEEE 13th International
Conference on Pattern
Recognition Systems,
Guayaquil,
Ecuador, July
4-7,
2023.
Suárez
P. andSappa
A.,
“Toward
a Thermal Image-Like
Representation”,18th
Int.
Conf. on Computer
Vision Theory and
Applications, Lisbon,
Portugal, February
19-21,
2023, pp
133-140.
Suárez
P., Carpio
D., Sappa
A.
and Velesaca
H.,
“Transformer
based Image Dehazing”,
16th IEEE
Int. Conf. on Signal
Image Technology
& Internet Based
System,
Dijon, France,
October 19-21,
2022.
Suárez
P.,Sappa
A.,
Carpio
D., Velesaca
H., Burgos
F. and
Urdiales P.,
“Deep
Learning based Shrimp
Classification”,
17th International
Symposium on Visual
Computing (ISVC’22),
LNCS
13598, Springer
Verlag, San Diego,
CA, USA, October 3-5,
2022.
Velesaca
H., Suárez
P.,Sappa
A.,
Carpio
D.,
Rivadeneira R.
and
Sánchez Á.,
“Review
on Common Techniques for
Urban Environment Video
Analytics”, 3rd
Brazilian Workshop on
Smart Cities (WBCI2022), Niterói,
RJ, Brazil, 2022.
Sappa
A., Suárez
P., Velesaca
H. and Carpio
D., “Domain
Adaptation in Image
Dehazing: Exploring the
Usage of Images from
Virtual Scenarios”,16th
International
Conference on
Computer Graphics,
Visualization,
Computer Vision and
Image Processing, Lisbon,
Portugal, July 20-22,
2022, pp. 85-92.
Rivadeneira R., Sappa
A.,
Vintimilla B., Kim J., Kim D.,
Li Z., Jian Y., Yan B., Cao
L., Qi F., Wang H., Wu R., Sun
L., Zhao Y., Li L., Wang K.,
Wang Y., Zhang X., Wei H., Lv
C., Sun Q., Tian X., Jia Z.,
Hu J., Wang C., Zhong Z., Liu
X. and Jiang J.,“Thermal
Image Super-Resolution
Challenge Results - PBVS
2022”,IEEE
Int. Conf. on
Computer Vision and
Pattern Recognition
(CVPR) Workshops, New Orleans,
Louisiana, USA, June
19-24, 2022, pp. 418-426.
Rangnekar A.,
Mulhollan Z., Vodacek A.,
Hoffman M., Sappa A.,
Blasch E., Yu J., Zhang L., Du
S., Chang H., Lu K., Zhang Z.,
Gao F., Yu Y., Shuang F., Wang
L., Ling Q., Shyam P., Yoon K.
and Kim K.,“Semi-Supervised
Hyperspectral Object
Detection Challenge
Results - PBVS 2022”,IEEE
Int. Conf. on
Computer Vision and
Pattern Recognition
(CVPR) Workshops, New Orleans,
Louisiana, USA, June
19-24, 2022, pp. 390-398.
Low S., Nina O.,
Sappa A. and Blasch E.,“Multi-modal
Aerial View Object
Classification Challenge
Results - PBVS 2022”,IEEE
Int. Conf. on
Computer Vision and
Pattern Recognition
(CVPR) Workshops, New Orleans,
Louisiana, USA, June
19-24, 2022, pp. 350-358.
Rivadeneira R., Sappa A. and Vintimilla B.,“Multi-Image
Super-Resolution for
Thermal Images”,17th
Int. Conf. on
Computer Vision
Theory and
Applications,
Online,
February 6-8,
2022, pp
635-642.
Charco
J., Sappa
A., Vintimilla
B. and Velesaca
O., “Human
Pose Estimation through
a Novel Multi-view
Scheme”,17th
Int.
Conf. on Computer
Vision Theory and
Applications, Online,
February 6-8,
2022, pp 855-862.
Velesaca
H., Suárez P., Carpio
D., and Sappa
A., “Synthesized
Image Datasets: Towards
an Annotation-Free
Instance Segmentation
Strategy”,16
Int. Symposium on
Visual Computingth ,
LNCS
13017, Springer
Verlag,
Virtutal, October
4-6,
2021, pp.
131-143.
Suárez
P., Carpio D.,
and Sappa
A., “Non-homogeneous
Haze Removal Through a
Multiple Attention
Module Architecture”,16
Int. Symposium on
Visual Computingth ,
LNCS
13018, Springer
Verlag,
Virtutal, October
4-6,
2021, pp.
178-190.
Suárez
P., Sappa
A.
and Vintimilla
B., “Cycle
Generative
Adversarial
Network:
Towards A
Low-Cost
Vegetation
Index
Estimation”,IEEE
Int. Conf. on
Images Processing,
Anchorage-Alaska,
USA, September
19-22, 2021.
Rivadeneira R., Sappa A.,
Vintimilla B., Nathan S.,
Kansal P., Mehri A., Ardakani
P., Dalal A., Akula A., Sharma
D., Pandey S., Kumar B., Yao
J., Wu R., Feng K., Li N.,
Zhao Y., Patel H., Chudasama
V., Prajapati K., Sarvaiya A.,
Upla K., Raja K., Ramachandra
R., Busch C., Almasri F.,
Vandamme T., Debeir O.,
Gutierrez N., Nguyen Q, and
Beksi W.,“Thermal
Image Super-Resolution
Challenge - PBVS 2021”,IEEE
Int. Conf. on
Computer Vision and
Pattern Recognition
(CVPR) Workshops, Virtual,
June 19-25, 2021.
Mehri
A. Ardakani
P. and Sappa
A.,“MPRNet:
Multi-Path Residual
Network for Lightweight
Image Super Resolution”,IEEE
Winter
Conference on
Applications
of Computer
Vision (WACV),
January 5-9, 2021.
Mehri
A., Ardakani
P. and Sappa
A.,“LiNet:
A Lightweight Network
for Image Super
Resolution”, Int.
Conf. on Pattern
Recognition (ICPR),
Milano, Italy, January
10-15, 2021.
Velesaca H.,
Araujo S., Suárez
P., Sanchez Á.
and Sappa
A.,
“Off-the-Shelf
Based System
for Urban
Environment
Video
Analytics”, IEEE 27th
International Conference
on Systems, Signals and
Image Processing,
Niteroi, Rio de Janeiro,
Brazil, July 1-3, 2020.
Velesaca H., Mira
R., Suárez
P., Larrea C.,
and Sappa
A.,
“Deep
Learning Based Corn
Kernel Classification”,IEEE
Int. Conf. on
Computer Vision and
Pattern Recognition
(CVPR) Workshops, Seattle,
Washington, United
States, June 14-19,
2020.
Rivadeneira R., Sappa A.,
Vintimilla B., Guo L., Hou J.,
Mehri A., Ardakani P., Patel
H., Chudasama V., Prajapati
K., Upla K., Ramachandra R.,
Raja K., Busch C., Almasri F.,
Debeir O., Nathan S., Kansal
P., Gutierrez N., Mojra B.,
Beksi W.,“Thermal
Image Super-Resolution
Challenge - PBVS 2020”,IEEE
Int. Conf. on
Computer Vision and
Pattern Recognition
(CVPR) Workshops, Seattle,
Washington, United
States, June 14-19,
2020.
Rivadeneira R., Sappa A.
and Vintimilla B.,“Thermal
Image Super-resolution: A
Novel Architecture and
Dataset”,15th
Int. Conf. on Computer
Vision Theory and
Applications,
Valletta, Malta,
February 27-29, 2020,
pp 111-119.
Charco
J., Sappa
A., Vintimilla
B. and Velesaca
O., “Transfer
Learning from Synthetic
Data in the Camera Pose
Estimation Problem”,15th
Int.
Conf. on Computer
Vision Theory and
Applications,
Valletta, Malta,
February 27-29,
2020, pp 498-505.
Soria
X., Riba E.
and Sappa
A.,
“Dense
Extreme
Inception
Network:
Towards a
Robust CNN
Model for Edge
Detection”,
IEEE
Winter Conference on
Applications of
Computer Vision, Aspen,
Colorado, USA, March
2-5, 2020, pp 1923-1932.
Rivadeneira R.,
Suárez P., Sappa A. and Vintimilla B.,
“Thermal
Image SuperResolution Through
Deep Convolutional Neural
Network”, 16th
Int. Conf. on Images
Analysis and
Recognition, LNCS
11663,
Springer
Verlag, Waterloo,
Canada, August 27-29,
2019.
Morera A., Sánchez
A., Sappa A.
and Vélez J, “Robust
Detection of Outdoor Urban
Advertising Panels in Static
Images”, Int. Conf.
on Practical Applications
of Agents and Multi-Agent
Systems, Ávila, Spain,
June 26-28, 2019, pp
246-256.
Mehri A.
and Sappa A.,“Colorizing
Near Infrared Images
through a Cyclic
Adversarial Approach of
Unpaired Samples”,
IEEE Int. Conf. on
Computer Vision and
Pattern Recognition (CVPR)
Workshops, Long Beach,
CA, USA, June 16-20, 2019.
Suárez P.,
Sappa A., Vintimilla
B. and Hammoud R., “Image
Vegetation Index through a
Cycle Generative
Adversarial Network”,
IEEE Int. Conf. on
Computer Vision and
Pattern Recognition (CVPR)
Workshops, Long Beach,
CA, USA, June 16-20, 2019.
Soria
X., Sappa
A.,
“Improving
Edge Detection in RGB
Images by Adding NIR
Channel”,14th
IEEE Int. Conf. on
Signal Image
Technology &
Internet Based
System, Las
Palmas de Gran
Canaria, Spain,
November 26-29,
2018.
Suárez
P., Sappa
A.,
and Vintimilla
B., “Cross-spectral
image dehaze through a
dense stacked
conditional GAN based
approach”,14th
IEEE Int. Conf. on
Signal Image
Technology &
Internet Based
System, Las
Palmas de Gran
Canaria, Spain,
November 26-29,
2018.
Charco
J., Vintimilla B. and
Sappa
A., “Deep
learning based camera
pose estimation in
multi-view environment”,14th
IEEE Int. Conf. on
Signal Image
Technology &
Internet Based
System, Las
Palmas de Gran
Canaria, Spain,
November 26-29,
2018.
Suárez
P., Sappa
A.,
Vintimilla B.
and Hammoud
R., “Near
InfraRed Imagery
Colorization”,IEEE
Int. Conf. on Images
Processing,
Athens, Greece,
October 7-10,
2018, pp.
2237-2241.
Suárez
P., Sappa
A., and
Vintimilla B., “Vegetation
Index Estimation from
Monospectral Images”,15th
Int. Conf. on Images
Analysis and
Recognition, LNCS
10882, Springer
Verlag,
Póvoa de Varzim,
Portugal, June 27-29,
2018, pp.
353-362.
Suárez
P., Sappa
A.,
Vintimilla B. and
Hammoud R., “Deep
Learning based Single
Image Dehazing”,
IEEE Int. Conf. on
Computer Vision and
Pattern Recognition
(CVPR) Workshops,
Salt Lake City, Utah, USA,
June 18-22, 2018.
Soria X., Sappa A. and Akbarinia A.,
“Multispectral
Single-Sensor RGB-NIR Imaging:
New Challenges and
Opportunities”, 7th
International Conference
on Image Processing
Theory, Tools and
Applications,
Montreal, Canada, Nov. 28
- Dec. 1st 2017.
Suárez
P., Sappa
A. and
Vintimilla B. “Colorizing
Infrared Images through
a Triplet Conditional
DCGAN Architecture”,
Int. Conf. on on Image
Analysis and Processing,
LNCS
10484,
Springer
Verlag, Catania,
Italy, September 11-15,
2017, pp 287-297.
Suárez
P., Sappa
A. and
Vintimilla B. “Infrared
Image Colorization based
on a Triplet DCGAN
Architecture”,
IEEE Int. Conf. on
Computer Vision and
Pattern Recognition
(CVPR) Workshops,
Honolulu, Hawaii, July
21-26, 2017. (Best
Paper Award)
Suárez
P., Sappa
A. and
Vintimilla B. “Learning
to Colorize Infrared
Images”, Int.
Conf. on Practical
Applications of Agents
and Multi-Agent Systems,
Porto, Portugal, June
21-23, 2017, pp 164-172.
Aguilera C.A.,
Soria X., Sappa A. and Toledo R., “RGBN
Multispectral Images: A Novel
Color Restoration Approach”,
Int. Conf.
on Practical
Applications of Agents
and Multi-Agent Systems,
Porto, Portugal, June
21-23, 2017, pp 155-163.
Suárez
P., Sappa
A. and
Vintimilla B. “Cross-Spectral
Image Patch Similarity
using Convolutional
Neural Network”,
IEEE Int. Workshop of
Electronics, Control,
Measurement, Signals and
their application to
Mechatronics, San
Sebastian, Spain, May
24-26, 2017.
Valencia
A., Idrovo R., Sappa
A., Plaza D.
and Ochoa D. “A
3D Vision Based Approach
for Optimal Grasp of
Vacuum Grippers”,
IEEE Int. Workshop of
Electronics, Control,
Measurement, Signals and
their application to
Mechatronics, San
Sebastian, Spain, May
24-26, 2017.
Carvajal
J., Romero D., and Sappa
A., “Fine-Tuning
Based Deep Convolutional
Networks for
Lepidopterous Genus
Recognition”,
21st Iberoamerican
Congress on Pattern
Recognition,LNCS
10125, Springer
Verlag,
Lima, Peru, November
8-11, 2016, pp
467-475.
Aguilera C.A.,
Aguilera F., Sappa A., Aguilera C. and
Toledo R., “Learning
cross-spectral similarity
measures with deep convolutional
neural networks”, IEEE
Int. Conf. on Computer Vision
and Pattern Recognition (CVPR)
Workshops, Las vegas, USA,
June 26-July 1, 2016.
Romero D.,
Frizera A., Sappa A., Vintimilla B. and
Bastos T., “A
predictive model for human
activity recognition by
observing actions and context”,
Int. Conf. on Advanced Concepts
for Intelligent Vision Systems,
LNCS 9386,
Springer Verlag,Catania, Italy, October
28-29, 2015, pp 323-333.
Oliveira
M., Santos V., Sappa
A. and Dias
P., ““Scene
Representations for
Autonomous Driving: an
approach based on
polygonal primitives”,
ROBOT'2015: Second
Iberian Robotics
Conference, Lisbon,
Portugal, November 19-21,
2015, pp
503-515.
Poujol J.,
Aguilera-Carrasco C., Danos
E., Vintimilla B., Toledo R.
and Sappa A., “A
Visible-Thermal Fusion based
Monocular Visual Odometry”,
ROBOT'2015: Second Iberian
Robotics Conference, Lisbon,
Portugal, November 19-21, 2015, pp 517-528.
Oliveira M.,
Seabra Lopes L., Hyun Lim G.,
Hamidreza Kasaei S., Sappa A. and Tomé A., “Concurrent
Learning of Visual Codebooks and
Object Categories in Openended
Domains”, IEEE Int.
Conf. on Intelligent Robots and
Systems, Hamburg, Germany,
September 28 - October 02, 2015,
pp 2488-2495.
Aguilera C.A., Sappa A.
and Toledo R., “LGHD:
A Feature Descriptor for Matching
Across Non-Linear Intensity
Variations”, IEEE Int.
Conf. on Image Processing,
Quebec, Canada, September 27-30,
2015, pp 178-181.
Cruz M., Aguilera
C.A., Vintimilla B., Toledo R.
and Sappa A., “Cross-Spectral
Image Registration and Fusion:
an Evaluation Study”, Int.
Conf. on Machine Vision and
Machine Learning, Barcelona,
Spain, July 13-14, 2015.
Rouhani M.,
Boyer E. and Sappa A., “Non-Rigid
Registration meets Surface
Reconstruction”, IEEE
Int. Conf. on 3D Vision, Tokyo,
Japan, December 8-11, 2014, pp.
617-624.
Ricaurte
P., Chilán C., Aguilera-Carrasco
C., Vintimilla B and Sappa A., “Performance
Evaluation of Feature Point
Descriptors in the Infrared
Domain”, Int. Conf. on
Computer Vision Theory and
Applications, Lisbon,
Portugal, January 5-8, 2014, vol
1, pp 545-550.
Onkarappa N., Aguilera-Carrasco
C., Vintimilla B and Sappa A., “Cross-spectral
Stereo Correspondence using
Dense Flow Fields”, Int.
Conf. on Computer Vision Theory
and Applications, Lisbon,
Portugal, January 5-8, 2014, vol
3, pp 613-617.
Amato A.,
Lumbreras F and Sappa A.,
“A General-purpose Crowdsourcing
Platform for Mobile Devices”,
Int. Conf. on Computer Vision
Theory and Applications,
Lisbon, Portugal, January 5-8, 2014,
vol 3, pp 211-215.
Amato A., Sappa A., Fornés
A., Lumbreras
F. and Lladós J., “Divide and Conquer:
atomizing and parallelizing a task in a
mobile crowdsourcing platform", Int. ACM
Workshop on Crowdsourcing for
Multimedia, Barcelona, Spain,
October 21-25, 2013, pp. 21-22.
Ros
G., Guerrero J.,Sappa A., Ponsa D. and López
A.,“Fast
and Robust l1-averaging-based
Pose Estimation for Driving Scenarios”,British
Machine Vision Conference, Bristol, United
Kingdom, September 9-13, 2013.
Pistarelli
M., Sappa A. and Toledo R., “Multispectral
Stereo Image Correspondence”, Int. Conf. on
Computer Analysis of Images and Patterns,
York, LNCS 8048,
Springer Verlag,
UK, August 27-29, 2013, pp. 217-224.
Onkarappa
N. and Sappa A., “Laplacian
Derivative based Regularization for
Optical Flow Estimation in Driving
Scenario", Int. Conf. on
Computer Analysis of Images and Patterns,
LNCS 8048,
Springer Verlag, York,
UK, August 27-29, 2013, pp. 483-490.
Ros
G., Guerrero J.,Sappa A., Ponsa D. and López
A.,“VSLAM
pose initialization via Lie groups and
Lie algebras optimization”,IEEE
International Conference on Robotics and
Automation, Karlsruhe, Germany, May
6-10, 2013,
pp. 5720-5727.
Vino G., and Sappa A.,“Revisiting
Harris Corner Detector Algorithm: a
Gradual Thresholding Approach”,Int. Conf. on
Image Analysis and Recognition, LNCS 7950,
Springer Verlag, Póvoa
de Varzim, Portugal, June 26-28, 2013, pp.
354-363.
Onkarappa N.,
Veerabhadrappa S. and Sappa A., “Optical
Flow in Onboard Applications: A Study
on the Relationship Between Accuracy
and Scene Texture",
International Conference on Signal and
Image Processing, LNEE 221,
Springer Verlag, Coimbatore,
India, December 13-15, 2012, pp. 257-267.
Piñol
M., Sappa A. and Toledo R., “Multi-Table
Reinforcement Learning for Visual Object
Recognition”, International Conference on
Signal and Image Processing, LNEE 221,
Springer Verlag, Coimbatore,
India, December 13-15, 2012, pp. 469-480.
Rouhani M. and Sappa A., “Non-Rigid
Shape Registration: A Single Linear
Least Squares Framework” European
Conference on Computer Vision, LNCS
7578, Springer Verlag,
Firenze, Italy, October 7-13, 2012, pp.
264-277.
Oliveira M., Santos V. and Sappa A.,“Short term
path planning using a multiple
hypothesis evaluation approach for an
autonomous driving competition”,IEEE 4th
Workshop on Planning,Perception and
Navigation for Intelligent Vehicles,
Vilamoura, Algarve, Portugal, October
7th, 2012.
Ros G.,Sappa A., Ponsa D. and López
A.,“Visual
SLAM for Driverless Cars: A Brief
Survey”,IEEE Workshop on
Navigation, Perception, Accurate
Positioning and Mapping for Intelligent
Vehicles, Alcalá de Henares, Spain,
June 3, 2012.
Piñol M., Sappa A.,
López A. and Toledo R., “Feature
Selection Based on Reinforcement
Learning for
Object Recognition”,Adaptive
Learning Agents Workshop,
Valencia, Spain, June 4-8, 2012,
pp. 33-39.
Onkarappa N. and Sappa A., “An Empirical
Study on Optical Flow Accuracy Depending
on Vehicle Speed",IEEE Intelligent
Vehicles
Symposium, Alcalá de Henares, Spain,
June 3-7,
2012, pp. 1138-1143.
Oliveira M.,Sappa A. and Santos V.,“Color
Correction for Onboard
Multi-camera Systems using 3D
Gaussian Mixture Models”,IEEE Intelligent
Vehicles Symposium, Alcalá
de Henares, Spain, June 3-7, 2012, pp. 299-303.
Barrera F.,
Lumbreras F. andSappa A., “Evaluation of
Similarity Functions in Multimodal
Stereo”,Int. Conf. on
Image Analysis and Recognition, LNCS 7324,
Springer Verlag, Aveiro,
Portugal, June 25-27, 2012, pp. 320-329.
Oliveira M.,Sappa A. and Santos V.,“Color
Correction using 3D Gaussian Mixture
Models”,Int. Conf. on
Image Analysis and Recognition, LNCS
7324, Springer Verlag, Aveiro,
Portugal, June 25-27, 2012, pp. 97-106.
Barrera F.,
Lumbreras F., Aguilera
C. andSappa A., “Planar-Based
Multispectral Stereo”,11th
Quantitative InfraRed Thermography,
Naples, Italy, June 11-14, 2012.
Aguilera C.,
Barrera F.,Sappa A., and
Toledo R., “A Novel
SIFT-Like-Based Approach for FIR-VS
Images Registration”,11th
Quantitative InfraRed Thermography,
Naples, Italy, June 11-14, 2012.
Rouhani M. and Sappa A., “Correspondence
Free
Registration
through
a Point-to-Model Distance Minimization”,
IEEE Int. Conf. on Computer Vision, Barcelona,
Spain, November 6-13, 2011, pp. 2150-2157.
Onkarappa N. and Sappa A., “Space Variant
Representations for Mobile Platform
Vision Applications”, Int. Conf.
on Computer Analysis of Images and
Patterns, LNCS Vol. 6855,
Springer Verlag, Seville, Spain, August 29-31,
2011, pp.
146-154.
Rouhani M. and Sappa A., “Implicit
B-Spline Fitting using the 3L Algorithm”,
IEEE Int. Conf. on Image Processing, Brussels,
Belgium, September 11-14, 2011, pp.
909-912.
Oliveira M.,Sappa A. and Santos V., “Unsupervised
Local Color Correction for Coarsely
Registered Images”, IEEE Int.
Conf. on Computer Vision and Pattern
Recognition, Colorado Springs,
USA, June 21-23, 2011, pp. 201-208.
Barrera F.,
Lumbreras F. andSappa A., “Multimodal
Template Matching Based on Gradient and
Mutual Information Using Scale Space”,
IEEE
Int. Conf. on Image Processing,
Hong Kong, September 26-29, 2010, pp.
2749-2752.
Rouhani M. and Sappa A., “A Fast
Implicit Polynomial Fitting Approach”,
IEEE Int. Conf. on Image Processing,
Hong Kong, September 26-29, 2010,
pp. 1429-1432.
Onkarappa N. and Sappa A., “On-Board
Monocular Vision System Pose
Estimation through a Dense Optical
Flow”, Int. Conf. on Image
Analysis and Recognition, LNCS
Vol. 6111, Springer Verlag, Povoa
de Varzim, Portugal, June 21-23, 2010,
pp. 230-239.
Rouhani M. and Sappa A., “Relaxing
the 3L Algorithm for an Accurate
Implicit Polynomial Fitting”, IEEE
Int.
Conf. on Computer Vision and Pattern
Recognition, San Francisco, CA,
USA, June 13-18, 2010, pp. 3066-3072.
Sappa A. and Rouhani M., “Efficient
Distance Estimation for Fitting Implicit
Quadric Surfaces”, IEEE Int.
Conf. on Image Processing, Cairo,
Egypt, November 7-11, 2009, pp. 3521-3524.
Rouhani M. and Sappa A., “A Novel
Approach to Geometric Fitting of
Implicit Quadrics”, Int. Conf.
on Advanced Concepts for Intelligent
Vision Systems, LNCS Vol. 5807,
Springer Verlag,
Bordeaux, France, September 2009, pp.
121-132.
Julià C., Sappa A., Lumbreras F., Serrat J. and López A., “Photometric
Stereo through an Adapted Alternation
Approach”, IEEE Int. Conf. on
Image Processing, San Diego,
California, USA, October 12-15, 2008, pp.
1500-1503.
Julià C., Sappa A., Lumbreras F., Serrat J. and López A., “An
Adapted Alternation Approach for
Recommender Systems”, IEEE Int.
Conf. on e-Business Engineering,Xi'an,
China, October
22-24, 2008,
pp. 128-135.
Sappa A., Dornaika F., Gerónimo D. and López A., “Registration-based
moving object detection from a moving
camera”, IROS2008 2nd Workshop on
Perception, Planning and Navigation for
Intelligent Vehicles, Nice, France,
September 26, 2008, pp. 65-69.
Julià C., Sappa A., Lumbreras F., Serrat J. and López A., “Recovery
of Surface Normals
and Reflectance from Different Lighting
Conditions”, Int. Conf. on Image
Analysis and Recognition, LNCS Vol.
5112, Springer Verlag,
Póvoa de Varzim, Portugal,
June 25-27, 2008, pp. 315-325.
Dornaika F. and Sappa A., “Real Time On
Board Stereo Camera Pose through Image
Registration”, IEEE Intelligent
Vehicles Symposium, Eindhoven, Netherlands,
June 4-6, 2008, pp 804-809.
Dornaika F. and Sappa A., “Real-time
Vehicle Ego-Motion using Stereo Pairs
and Particle Filters”, Int.
Conf. on Image Analysis and Recognition,LNCS Vol. 4633, Springer Verlag, Montreal,
Canada, August 2007, pp 469-480.
Sappa A., Dornaika F., Gerónimo D. and López A., “Efficient
On-Board Stereo Vision Pose Estimation”,
Computer Aided Systems Theory, LNCS
Vol. 4739, Springer Verlag, November
2007, pp. 1183-1190 (selected paper
from EUROCAST2007).
Sappa A., Herrero R., Dornaika F., Gerónimo D. and López A., “Road
Approximation in Euclidean and v-Disparity
Space: A Comparative Study”, Computer
Aided
Systems
Theory,
LNCS
Vol.
4739,
Springer
Verlag,
November 2007, pp. 1105-1112 (selected
paper from EUROCAST2007).
Julià C., Sappa A., Lumbreras F., Serrat J. and López A., “Motion
Segmentation from Feature Trajectories
with Missing Data”, 3rd. Iberian
Conference on Pattern Recognition and
Image Analysis, LNCS Vol. 4477, Springer
Verlag,
Girona, Spain,
June 2007, pp. 483-490.
Gerónimo D., López A. andSappa A., “Computer
Vision Approaches to Pedestrian
Detection: Visible Spectrum Survey”,
3rd. Iberian Conference on Pattern
Recognition and Image Analysis, LNCS
Vol. 4477, Springer Verlag, Girona, Spain,
June 2007, pp. 547-554.
Gerónimo D., López A., Ponsa D. andSappa A., “Haar Wavelets
and Edge Orientation Histograms for
On-board Pedestrian Detection”, 3rd.
Iberian Conference on Pattern
Recognition and Image Analysis, LNCS
Vol. 4477, Springer Verlag, Girona, Spain,
June 2007, pp. 418-425.
Berti H., Sappa A. and Agamennoni O., “Autonomous
Robot
Navigation
with
a
Global and Asymptotic Convergence”,
IEEE Int. Conf. onRoboticsandAutomation, Roma, Italy,
April 2007,
pp. 2712-2717.
Gerónimo D., Sappa A., López A. and Ponsa D., “Adaptive
Image Sampling and Windows
Classification for On-board Pedestrian
Detection”, Int. Conf. on
Computer Vision Systems, Bielefeld, Germany,
March 2007. (Open Access).
Sappa A., Dornaika F., Gerónimo D. and López A., “Efficient
On-Board Stereo Vision Pose Estimation”,
EUROCAST2007, Workshop on Cybercars and
Intelligent Vehicles, Las Palmas de
Gran Canaria,
Spain, February, 2007, pp. 406-409.
Sappa A., Herrero R., Dornaika F., Gerónimo D. and López A., “Road
Approximation in Euclidean and v-Disparity
Space: A Comparative Study”, EUROCAST2007,
Workshop
on
Cybercars
and Intelligent Vehicles, Las Palmas
de Gran Canaria,
Spain, February, 2007, pp. 368-369.
Sappa A., and Vintimilla B., “Edge Point
Linking by Means of Global and Local
Schemes”, IEEE Int.
Conf. on Signal-Image Technology and
Internet-Based Systems, Hammamet, Tunisia,
December 2006, pp. 551-560.
Dornaika F. and Sappa A., “3D Face
Tracking using Appearance Registration
and Robust Iterative Closest Point
Algorithm”, 21st International
Symposium on Computer and Information
Sciences, LNCS Vol. 4263,
Springer Verlag,
Istanbul, Turkey, November 2006, pp.
532-541.
Dornaika F. and Sappa A., “Rigid and
Non-Rigid Face Motion Tracking by
Aligning Texture Maps and Stereo-Based
3D Models”, Int. Conf. on
Advanced Concepts for Intelligent Vision
Systems, LNCS Vol. 4179,
Springer Verlag,
Antwerp, Belgium, September 2006, pp.
675-684.
Julià C., Sappa A., Lumbreras F., Serrat J. and López A., “An
Iterative Multiresolution
Scheme for SFM”, Int. Conf. on
Image Analysis and Recognition,LNCS
Vol. 4141, Springer Verlag, Póvoa de Varzim, Portugal,
September 18-20, 2006, pp. 804-815.
Sappa A., Gerónimo D., Dornaika F. and López A., “Real
Time Vehicle Pose Using On-Board Stereo
Vision System”, Int. Conf. on
Image Analysis and Recognition,LNCS
Vol. 4142, Springer Verlag,Póvoa de Varzim, Portugal,
September 18-20, 2006, pp. 205-216.(Nominated
for a Book Chapter in "Scene
Reconstruction, Pose Estimation and
Tracking" )
Gerónimo D., Sappa A., López A. and Ponsa D., “Pedestrian
Detection using Adaboost
Learning of Features and Vehicle Pitch
Estimation”, Int. Conf. on
Visualization, Imaging, and Image
Processing, Palma de Mallorca,
Spain, August 2006.
Dornaika F. and Sappa A., “3D Motion
from Image Derivatives using the Least
Trimmed Square Regression”, Int.
Workshop on Intelligent Computing in
Pattern Analysis/Synthesis, LNCS
Vol. 4153, Springer Verlag,
Xi'an, China, August 2006, pp. 76-84.
Sappa A. and Dornaika F., “An
Edge-Based
Approach to Motion Detection”, Int.
Conf. on Computational Science, LNCS
Vol. 3991, Springer Verlag,
Reading, United Kingdom, May 28-31, 2006,
pp. 563-570.
Julià C., Sappa A., Lumbreras F., Serrat J. and López A., “Factorization
with Missing and Noisy Data”, Int.
Conf. on Computational Science, LNCS
Vol. 3991, Springer Verlag,
Reading, United Kingdom, May 28-31, 2006,
pp. 555-562.
Dornaika F. and Sappa A., “Improving
Appearance-Based 3D Face Tracking Using
Sparse Stereo Data”, Int. Conf.
on Computer Vision Theory and
Applications, Setúbal,
Portugal, February 2006, pp. 310-317.
Dornaika F. and Sappa A., “Appearance-based
3D Face Tracker: An Evaluation Study”,
IEEE Int. Workshop on Visual
Surveillance and Performance Evaluation
of Tracking and Surveillance, Beijing, China,
October 2005, pp. 121-128.
Dornaika F. and Sappa A., “SFM for
Planar Scenes: a Direct and Robust
Approach”, Int. Conf. on
Informatics in Control, Automation and
Robotics, Barcelona,
Spain,
September 2005, pp. 175-180.
Sappa A., “Efficient
Closed Contour Extraction from Range
Image's Edge Points”, IEEE Int.
Conf. onRoboticsandAutomation, Barcelona,
Spain, April 2005, pp.
4344-4349.
Sappa A., AifantiN.,Malassiotis S.
and Strintzis
M. G., “3D Gait Estimation from Monoscopic
Video”, IEEE International
Conference on Image Processing,
Singapore, October 2004, pp.1963-1966.
Sappa A., Aifanti N., Malassiotis S. and
Strintzis M.
G., “3D Human Walking Modeling”, Third
Int. Workshop on Articulated Motion and
Deformable Objects, LNCS Vol.
3179, Springer Verlag,
Springer Verlag,
Palma de Mallorca, Spain, September 2004,
pp. 111-122.
Sappa A.., “Automatic
Extraction of Planar Projections from
Panoramic Range Images”, IEEE
Int. Symp.
on 3D Data
Processing, Visualization &
Transmission, Thessaloniki,
Greece,
September 2004.
Sappa A., “Surface Model
Generation from Range Images of
Industrial Environments”, IEEE
Int. Symp.
on 3D Data
Processing, Visualization &
Transmission, Thessaloniki,
Greece,
September 2004.
Sappa A., Aifanti N., Malassiotis S. and
Strintzis M.
G., “Unsupervised Motion Classification by
means of Efficient Feature Selection and
Tracking”, IEEE Int. Symp. on 3D Data
Processing, Visualization &
Transmission, Thessaloniki,
Greece,
September 2004.
Sappa A. and Garcia M. A., “Hierarchical
Clustering of 3D Objects and its
Application to Minimum Distance
Computation”, IEEE Int. Conf. on
Robotics and Automation, New
Orleans, LA, USA, pp. 5287-5292, April-May
2004.
Sappa A., Aifanti N., Malassiotis S. and
Strintzis M.
G., “Monocular 3D Human Body
Reconstruction Towards Depth
Augmentation of Television Sequences”,
IEEE International Conference on Image
Processing, Barcelona, Spain,
September 2003, pp. 325-328.
Restrepo-Spetch A., Devy M. and Sappa A., “Robustness to
Initial Conditions in Registration of
Range Images Using the ICP algorithm”,
3rd. Int. Symp.
onRoboticsandAutomation, Toluca, Edo. de Mexico, Mexico, September 2002.
Sappa A., “Improving
Segmentation Results by Studying Surface
Continuity”, 16th Int. Conf. onPatternRecognition, Quebec city,
Canada, August
2002, pp. 929-932.
Devy M., Restrepo-Spetch A. and Sappa A., “Comparaison de
Méthodes de Recalage de Données 3D par
Construction d’un Maillage Triangulaire
ou Extraction des Contours 3D”, 13ème
Congrès Francophone AFRIF-AFIA de
Reconnaissance des Formes et
Intelligence Artificielle, Angers,
France, January
2002 (in French).
Sappa A., Bevilacqua V. and
Devy M., “Improving
a Genetic Algorithm Segmentation by
means of a Fast Edge Detection
Technique”, IEEE Int. Conf. onImageProcessing, Thessaloniki, Greece, October 2001, pp.
754-757.
Sappa A., Restrepo-Spetch A.
and Devy M.,
“Range Image Registration by using an
Edge-Based Representation”, 9th
Int. Symp. onIntelligentRobotic
Systems, Toulouse, France, July 2001.
Sappa A. and Devy M., “Efficient
Contour
Extraction in Range Image Segmentation
for Building Modelling”, Int. Symp. on
Virtual andAugmentedArchitecture, Dublin,
Ireland, June
2001.
Sappa A., Devy
M. and Restrepo-Spetch A., “Segmentation
d’Images
3D
par
Extraction
des Contours 3D”, ORASIS 2001,
Congrès Francophone de Vision par
Ordinateur, Cahors, France, June 2001 (in
French).
Sappa A. and Devy M., “Fast
Range Image Segmentation by an Edge
Detection Strategy”, IEEE Third
International Conference on 3D Digital
Imaging and Modeling,
Quebec, Canada, June 2001.
Sappa A. and Garcia L. M., "Towards
Real-Time Image Segmentation using
Polynomial Functions", XIII
Brazilian Symposium on Computer Graphics
and Image Processing, Gramado,
Brazil, October 2000, pp. 335.
Sappa A., Devy M. and Garcia
M. A., “Modeling
Built Environments from Large Range
Images”, 8th Int. Symp. onIntelligentRobotic
Systems, pp. 23-29, Reading, UK, July
2000.
Bozier J., Devy M. and Sappa A., “A Geometrical
Approach for the Incremental Modelling
of Free Form Surface by Triangular
Meshes”, 8th Int. Symp. onIntelligentRobotic
Systems, pp. 13-21, Reading, UK, July
2000.
Sappa A., Garcia M. A. and Vintimilla B., “Geometric
and Topological Lossy
Compression of Dense Range Images”,
IEEE Int. Conf. onImageProcessing, Vancouver,
Canada, September 2000,
pp.423-426.
Sappa A. and Garcia M. A., “ModelingRange
Images with Bounded Error Triangular
Meshes without Optimization”, 15th
Int. Conf. onPatternRecognition, Barcelona,
Spain, September 2000,
pp. 392-395.
Sappa A. and Garcia M. A., “Incremental
Multiview
Integration of Range Images”, 15th
Int. Conf. onPatternRecognition, Barcelona,
Spain, September 2000,
pp. 546-549.
Garcia
M. A., Vintimilla
B. and Sappa A., “Approximation
and Processing of Intensity Images with
Discontinuity-Preserving Adaptive
Triangular Meshes”, Sixth
European Conference on Computer Vision,
LNCS Vol. 1842, Springer Verlag,
Dublin, Ireland, July 2000, pp. 844-855.
Garcia
M. A., Vintimilla
B. and Sappa A., “Efficient
Approximation of Gray-Scale Images
Through Bounded Error Triangular Meshes”,
IEEE Int. Conf. onImageProcessing, Kobe, Japan,
October 1999,
pp. 168-171.
Garcia
M. A., Vintimilla
B. and Sappa A., “Approximation
of Intensity Images with Adaptive
Triangular Meshes: Towards a Processable
Compressed Representation”, Irish
Machine Vision and Image Processing
Conference, Dublin,
Ireland,
September 1999.
Garcia
M. A., Sappa A. and Basañez L., “Efficient
Generation
of
Object
Hierarchies
from 3D Scenes”, IEEE Int. Conf. onRoboticsandAutomation, Detroit, USA, pp. 1359-1364,
May 1999.
Garcia
M. A., Velázquez S. and Sappa A., “A Two-Stage
Algorithm for Planning the Next View
from Range Images”, 9th British
Machine Vision Conference, Southampton, UK, pp.
720-729, September 1998.
Garcia
M. A., Velázquez S., Sappa A. and Basañez L., “Autonomous
Sensor
Planning
for
3D
Reconstruction of Complex Objects from
Range Images”, IEEE Int. Conf. onRoboticsandAutomation, Leuven, Belgium,
pp. 3085-3090, May 1998.
Garcia
M. A., Sappa A. and Basañez L., “Efficient
Approximation
of
Range
Images
Through Data Dependent Adaptive
Triangulations”, IEEE Int. Conf. onComputerVisionandPatternRecognition, San Juan, Puerto Rico, pp.
628-633, June 1997.
Garcia
M. A., Sappa A. and Basañez L., “Fast
Generation
of Adaptive Quadrilateral Meshes from
Range Images”, IEEE Int. Conf. onRoboticsandAutomation, Albuquerque, USA, pp.
2813-2818, April
1997.
