Helder Araújo

146 papers A* 12A 12B 8C 3Misc 3Journal 64Unranked 31

Year	Rank	Type	Title / Venue / Authors
2026	J	`jnl`	A survey on group fairness in federated learning: challenges, taxonomy of solutions and directions for future research. Artif. Intell. Rev. Teresa Salazar, Helder Araújo, Alberto Cano, Pedro Henriques Abreu
2026	J	`jnl`	Unveiling Group-Specific Distributed Concept Drift: A Fairness Imperative in Federated Learning. IEEE Trans. Neural Networks Learn. Syst. Teresa Salazar, João Gama, Helder Araújo, Pedro Henriques Abreu
2025	J	`jnl`	RetSeg3D: Retention-based 3D semantic segmentation for autonomous driving. Comput. Vis. Image Underst. Gopi Krishna Erabati, Helder Araújo
2025	A*	`conf`	SCAM-P: Spatial Channel Attention Module for Panoptic Driving Perception. ICRA Gopi Krishna Erabati, Helder Araújo
2024	J	`jnl`	A Survey on Group Fairness in Federated Learning: Challenges, Taxonomy of Solutions and Directions for Future Research. CoRR Teresa Salazar, Helder Araújo, Alberto Cano, Pedro Henriques Abreu
2024	—	`conf`	DAFDeTr: Deformable Attention Fusion Based 3D Detection Transformer. ROBOVIS Gopi Krishna Erabati, Helder Araújo
2024	J	`jnl`	DeLiVoTr: Deep and light-weight voxel transformer for 3D object detection. Intell. Syst. Appl. Gopi Krishna Erabati, Helder Araújo
2024	J	`jnl`	SRFDet3D: Sparse Region Fusion based 3D Object Detection. Neurocomputing Gopi Krishna Erabati, Helder Araújo
2024	—	`conf`	Study the Capacity of Deep Learning Techniques Information Generalization Using Capsule Endoscopic Images. ICPR (Workshops and Challenges, 5) Ema Macedo, Helder Araújo, Pedro Henriques Abreu
2024	J	`jnl`	Unveiling Group-Specific Distributed Concept Drift: A Fairness Imperative in Federated Learning. CoRR Teresa Salazar, João Gama, Helder Araújo, Pedro Henriques Abreu
2023	—	`conf`	3D Motion Estimation of Volumetric Deformable Objects from RGB-D Images Synthetically Generated by a Multi-camera System. ROBOT (1) Eva Curto, Helder Araújo
2023	Misc	`conf`	Benchmarking Convolutional Neural Network Inference on Low-Power Edge Devices. ICASSP Oscar Ferraz, Helder Araújo, Vítor Silva, Gabriel Falcão Paiva Fernandes
2023	—	`conf`	FAIR-FATE: Fair Federated Learning with Momentum. ICCS (1) Teresa Salazar, Miguel Fernandes, Helder Araújo, Pedro Henriques Abreu
2023	A	`conf`	Li3DeTr: A LiDAR based 3D Detection Transformer. WACV Gopi Krishna Erabati, Helder Araújo
2022	J	`jnl`	An Experimental Assessment of Depth Estimation in Transparent and Translucent Scenes for Intel RealSense D415, SR305 and L515. Sensors Eva Curto, Helder Araújo
2022	J	`jnl`	FAIR-FATE: Fair Federated Learning with Momentum. CoRR Teresa Salazar, Miguel Fernandes, Helder Araújo, Pedro Henriques Abreu
2022	A*	`conf`	Gripper positioning for object deformation tasks. ICRA Ignacio Cuiral-Zueco, Gonzalo López-Nicolás, Helder Araújo
2022	J	`jnl`	Li3DeTr: A LiDAR based 3D Detection Transformer. CoRR Gopi Krishna Erabati, Helder Araújo
2022	J	`jnl`	MSF3DDETR: Multi-Sensor Fusion 3D Detection Transformer for Autonomous Driving. CoRR Gopi Krishna Erabati, Helder Araújo
2021	—	`conf`	3D Reconstruction of Deformable Objects from RGB-D Cameras: An Omnidirectional Inward-facing Multi-camera System. VISIGRAPP (4: VISAPP) Eva Curto, Helder Araújo
2021	J	`jnl`	EndoSLAM dataset and an unsupervised monocular visual odometry and depth estimation approach for endoscopic videos. Medical Image Anal. Kutsev Bengisu Ozyoruk, Guliz Irem Gokceler, Taylor L. Bobrow, Gulfize Coskun, Kagan Incetan, Yasin Almalioglu, Faisal Mahmood, Eva Curto, Luis Perdigoto, Marina Oliveira, Hasan Sahin, Helder Araújo, Henrique Alexandrino, Nicholas J. Durr, Hunter B. Gilbert, Mehmet Turan
2021	J	`jnl`	FAWOS: Fairness-Aware Oversampling Algorithm Based on Distributions of Sensitive Attributes. IEEE Access Teresa Salazar, Miriam Seoane Santos, Helder Araújo, Pedro Henriques Abreu
2021	—	`conf`	Intel RealSense SR305, D415 and L515: Experimental Evaluation and Comparison of Depth Estimation. VISIGRAPP (4: VISAPP) Francisco Lourenço, Helder Araújo
2021	J	`jnl`	Registration of Consecutive Frames From Wireless Capsule Endoscopy for 3D Motion Estimation. IEEE Access Marina Oliveira, Helder Araújo, Isabel N. Figueiredo, Luís Pinto, Eva Curto, Luis Perdigoto
2020	J	`jnl`	Quantitative Evaluation of Endoscopic SLAM Methods: EndoSLAM Dataset. CoRR Kutsev Bengisu Ozyoruk, Kagan Incetan, Gulfize Coskun, Guliz Irem Gokceler, Yasin Almalioglu, Faisal Mahmood, Nicholas J. Durr, Eva Curto, Luis Perdigoto, Marina Oliveira, Helder Araújo, Henrique Alexandrino, Hunter B. Gilbert, Mehmet Turan
2020	Misc	`conf`	SL3D - Single Look 3D Object Detection based on RGB-D Images. DICTA Gopi Krishna Erabati, Helder Araújo
2019	J	`jnl`	A robust and efficient framework for fast cylinder detection. Robotics Auton. Syst. Rui Figueiredo, Atabak Dehban, Plinio Moreno, Alexandre Bernardino, José Santos-Victor, Helder Araújo
2019	J	`jnl`	Learning to Navigate Endoscopic Capsule Robots. IEEE Robotics Autom. Lett. Mehmet Turan, Yasin Almalioglu, Hunter B. Gilbert, Faisal Mahmood, Nicholas J. Durr, Helder Araújo, Alp Eren Sari, Anurag Ajay, Metin Sitti
2018	J	`jnl`	Biologically inspired computational modeling of motion based on middle temporal area. Paladyn J. Behav. Robotics Fernanda da C. e C. Faria, Jorge Batista, Helder Araújo
2018	J	`jnl`	Deep EndoVO: A recurrent convolutional neural network (RCNN) based visual odometry approach for endoscopic capsule robots. Neurocomputing Mehmet Turan, Yasin Almalioglu, Helder Araújo, Ender Konukoglu, Metin Sitti
2018	A*	`conf`	EndoSensorFusion: Particle Filtering-Based Multi-Sensory Data Fusion with Switching State-Space Model for Endoscopic Capsule Robots. ICRA Mehmet Turan, Yasin Almalioglu, Hunter Gilbert, Helder Araújo, A. Taylan Cemgil, Metin Sitti
2018	A	`conf`	Magnetic- Visual Sensor Fusion-based Dense 3D Reconstruction and Localization for Endoscopic Capsule Robots. IROS Mehmet Turan, Yasin Almalioglu, Evin Pinar Örnek, Helder Araújo, Mehmet Fatih Yanik, Metin Sitti
2018	J	`jnl`	Magnetic-Visual Sensor Fusion-based Dense 3D Reconstruction and Localization for Endoscopic Capsule Robots. CoRR Mehmet Turan, Yasin Almalioglu, Evin Pinar Örnek, Helder Araújo, Mehmet Fatih Yanik, Metin Sitti
2018	J	`jnl`	On the advantages of foveal mechanisms for active stereo systems in visual search tasks. Auton. Robots Rui Pimentel de Figueiredo, Alexandre Bernardino, José Santos-Victor, Helder Araújo
2018	J	`jnl`	Robustified Structure from Motion with rolling-shutter camera using straightness constraint. Pattern Recognit. Lett. Yizhen Lao, Omar Ait-Aider, Helder Araújo
2018	J	`jnl`	Sparse-then-dense alignment-based 3D map reconstruction method for endoscopic capsule robots. Mach. Vis. Appl. Mehmet Turan, Yusuf Yigit Pilavci, Ipek Ganiyusufoglu, Helder Araújo, Ender Konukoglu, Metin Sitti
2017	J	`jnl`	3D Reconstruction with Low Resolution, Small Baseline and High Radial Distortion Stereo Images. CoRR Tiago J. Dias, Helder Araújo, Pedro Miraldo
2017	J	`jnl`	A Non-Rigid Map Fusion-Based RGB-Depth SLAM Method for Endoscopic Capsule Robots. CoRR Mehmet Turan, Yasin Almalioglu, Helder Araújo, Ender Konukoglu, Metin Sitti
2017	J	`jnl`	A deep learning based fusion of RGB camera information and magnetic localization information for endoscopic capsule robots. Int. J. Intell. Robotics Appl. Mehmet Turan, Jahanzaib Shabbir, Helder Araújo, Ender Konukoglu, Metin Sitti
2017	J	`jnl`	A fully dense and globally consistent 3D map reconstruction approach for GI tract to enhance therapeutic relevance of the endoscopic capsule robot. CoRR Mehmet Turan, Yusuf Yigit Pilavci, Redhwan Jamiruddin, Helder Araújo, Ender Konukoglu, Metin Sitti
2017	J	`jnl`	A non-rigid map fusion-based direct SLAM method for endoscopic capsule robots. Int. J. Intell. Robotics Appl. Mehmet Turan, Yasin Almalioglu, Helder Araújo, Ender Konukoglu, Metin Sitti
2017	J	`jnl`	Deep EndoVO: A Recurrent Convolutional Neural Network (RCNN) based Visual Odometry Approach for Endoscopic Capsule Robots. CoRR Mehmet Turan, Yasin Almalioglu, Helder Araújo, Ender Konukoglu, Metin Sitti
2017	—	`conf`	Efficient Resource Allocation for Sparse Multiple Object Tracking. VISIGRAPP (6: VISAPP) Rui Figueiredo, João Avelino, Atabak Dehban, Alexandre Bernardino, Pedro U. Lima, Helder Araújo
2017	J	`jnl`	EndoSensorFusion: Particle Filtering-Based Multi-sensory Data Fusion with Switching State-Space Model for Endoscopic Capsule Robots. CoRR Mehmet Turan, Yasin Almalioglu, Hunter Gilbert, Helder Araújo, A. Taylan Cemgil, Metin Sitti
2017	J	`jnl`	Patch-based reconstruction of surfaces undergoing different types of deformations. Signal Image Video Process. S. Jafar Hosseini, Helder Araújo
2017	J	`jnl`	SDP-based approach to monocular reconstruction of inextensible surfaces. IET Comput. Vis. S. Jafar Hosseini, Helder Araújo
2017	—	`conf`	Shape-based attention for identification and localization of cylindrical objects. ICDL-EPIROB Rui Figueiredo, Atabak Dehban, Alexandre Bernardino, José Santos-Victor, Helder Araújo
2017	J	`jnl`	Six Degree-of-Freedom Localization of Endoscopic Capsule Robots using Recurrent Neural Networks embedded into a Convolutional Neural Network. CoRR Mehmet Turan, Abdullah Abdullah, Redhwan Jamiruddin, Helder Araújo, Ender Konukoglu, Metin Sitti
2017	J	`jnl`	Sparse-then-Dense Alignment based 3D Map Reconstruction Method for Endoscopic Capsule Robots. CoRR Mehmet Turan, Yusuf Yigit Pilavci, Ipek Ganiyusufoglu, Helder Araújo, Ender Konukoglu, Metin Sitti
2016	—	`conf`	3D Estimation of Extensible Surfaces Through a Local Monocular Reconstruction Technique. ACCV Workshops (2) S. Jafar Hosseini, Helder Araújo
2016	—	`conf`	3D Reconstruction with Low Resolution, Small Baseline and High Radial Distortion Stereo Images. ICDSC Tiago J. Dias, Helder Araújo, Pedro Miraldo
2016	J	`jnl`	Estimation of mirror shape and extrinsic parameters in axial non-central catadioptric systems. Image Vis. Comput. Luis Perdigoto, Helder Araújo
2016	J	`jnl`	From D-RGB-based reconstruction toward a mesh deformation model for monocular reconstruction of isometric surfaces. EURASIP J. Image Video Process. S. Jafar Hosseini, Helder Araújo
2016	J	`jnl`	Plücker Correction Problem: Analysis and Improvements in Efficiency. CoRR João R. Cardoso, Pedro Miraldo, Helder Araújo
2016	B	`conf`	Plücker correction problem: Analysis and improvements in efficiency. ICPR João R. Cardoso, Pedro Miraldo, Helder Araújo
2015	J	`jnl`	Direct Solution to the Minimal Generalized Pose. IEEE Trans. Cybern. Pedro Miraldo, Helder Araújo
2015	J	`jnl`	Generalized essential matrix: Properties of the singular value decomposition. Image Vis. Comput. Pedro Miraldo, Helder Araújo
2015	J	`jnl`	Investigating new calibration methods without feature detection for TOF cameras. Image Vis. Comput. Rudi Penne, Carolina Raposo, Luc Mertens, Bart Ribbens, Helder Araújo
2015	J	`jnl`	Pose Estimation for General Cameras Using Lines. IEEE Trans. Cybern. Pedro Miraldo, Helder Araújo, Nuno Gonçalves
2015	J	`jnl`	Pose Estimation for Non-Central Cameras Using Planes. J. Intell. Robotic Syst. Pedro Miraldo, Helder Araújo
2014	—	`conf`	3D Estimation of Isometric Surfaces Using a ToF-Based Approach. ISVC (2) S. Jafar Hosseini, Helder Araújo
2014	—	`conf`	A ToF-Aided Approach to 3D Mesh-Based Reconstruction of Isometric Surfaces. ICPRAM (Selected Papers) S. Jafar Hosseini, Helder Araújo
2014	A*	`conf`	A simple and robust solution to the minimal general pose estimation. ICRA Pedro Miraldo, Helder Araújo
2014	J	`jnl`	Efficient Iterative Pose Estimation Using an Invariant to Rotations. IEEE Trans. Cybern. Omar Tahri, Helder Araújo, Youcef Mezouar, François Chaumette
2014	C	`conf`	Multi-modal Sensors Path Merging. IAS Leo Baudouin, Youcef Mezouar, Omar Ait-Aider, Helder Araújo
2014	A	`conf`	Planar pose estimation for general cameras using known 3D lines. IROS Pedro Miraldo, Helder Araújo
2014	—	`conf`	Pose estimation for non-central cameras using planes. ICARSC Pedro Miraldo, Helder Araújo
2014	C	`conf`	Structure from Motion - ToF-aided 3D Reconstruction of Isometric Surfaces. ICPRAM S. Jafar Hosseini, Helder Araújo
2014	J	`jnl`	Visual servoing of mobile robots using non-central catadioptric cameras. Robotics Auton. Syst. Hadi Aliakbarpour, Omar Tahri, Helder Araújo
2013	J	`jnl`	Calibration of Smooth Camera Models. IEEE Trans. Pattern Anal. Mach. Intell. Pedro Miraldo, Helder Araújo
2013	J	`jnl`	Calibration of mirror position and extrinsic parameters in axial non-central catadioptric systems. Comput. Vis. Image Underst. Luis Perdigoto, Helder Araújo
2013	A	`conf`	Efficient decoupled pose estimation from a set of points. IROS Omar Tahri, Helder Araújo, Youcef Mezouar, François Chaumette
2013	—	`conf`	Image-based servoing of non-holonomic vehicles using non-central catadioptric cameras. RoMoCo Hadi Aliakbarpour, Omar Tahri, Helder Araújo
2013	J	`jnl`	Robust image-based visual servoing using invariant visual information. Robotics Auton. Syst. Omar Tahri, Helder Araújo, François Chaumette, Youcef Mezouar
2012	J	`jnl`	Link quality estimation in wireless multi-hop networks using Kernel based methods. Comput. Networks David Palma, Helder Araújo, Marília Curado
2012	A	`conf`	Non-central catadioptric cameras visual servoing for mobile robots using a radial camera model. IROS Omar Tahri, Helder Araújo
2012	B	`conf`	Reconstruction of 3D lines from a single axial catadioptric image using cross-ratio. ICPR Luis Perdigoto, Helder Araújo
2011	A*	`conf`	Point-based calibration using a parametric representation of the general imaging model. ICCV Pedro Miraldo, Helder Araújo, Joao Queiro
2010	J	`jnl`	Active Stereo Tracking of Nle 3 Targets Using Line Scan Cameras. IEEE Trans. Robotics João Pedro Barreto, Luis Perdigoto, Rui Caseiro, Helder Araújo
2010	—	`conf`	Bio-inspired Binocular Disparity with Position-Shift Receptive Field. DoCEIS Fernanda da C. e C. Faria, Jorge P. Batista, Helder Araújo
2010	—	`ed.`	Computer Vision, Imaging and Computer Graphics. Theory and Applications - International Joint Conference, VISIGRAPP 2009, Lisboa, Portugal, February 5-8, 2009. Revised Selected Papers VISIGRAPP (Selected Papers) Alpesh Ranchordas, João Madeiras Pereira, Helder Araújo, João Manuel R. S. Tavares
2009	A*	`conf`	Active stereo tracking of multiple free-moving targets. CVPR Luis Perdigoto, João Pedro Barreto, Rui Caseiro, Helder Araújo
2009	—	`conf`	Attention Models for Vergence Movements based on the JAMF Framework and the POPEYE Robot. VISAPP (2) Niklas Wilming, Felix Wolfsteller, Peter König, Rui Caseiro, João Xavier, Helder Araújo
2009	—	`ed.`	Computer Vision and Computer Graphics. Theory and Applications - International Conference, VISIGRAPP 2008, Funchal-Madeira, Portugal, January 22-25, 2008. Revised Selected Papers VISIGRAPP (Selected Papers) Alpesh Ranchordas, Helder Araújo, João Madeiras Pereira, José Braz
2009	J	`jnl`	Estimating parameters of noncentral catadioptric systems using bundle adjustment. Comput. Vis. Image Underst. Nuno Gonçalves, Helder Araújo
2009	Misc	`ed.`	Pattern Recognition and Image Analysis, 4th Iberian Conference, IbPRIA 2009, Póvoa de Varzim, Portugal, June 10-12, 2009, Proceedings IbPRIA Helder Araújo, Ana Maria Mendonça, Armando J. Pinho, M. Inés Torres
2009	—	`ed.`	VISAPP 2009 - Proceedings of the Fourth International Conference on Computer Vision Theory and Applications, Lisboa, Portugal, February 5-8, 2009 - Volume 1 VISAPP (1) Alpesh Ranchordas, Helder Araújo
2009	—	`ed.`	VISAPP 2009 - Proceedings of the Fourth International Conference on Computer Vision Theory and Applications, Lisboa, Portugal, February 5-8, 2009 - Volume 2 VISAPP (2) Alpesh Ranchordas, Helder Araújo
2008	—	`conf`	Calibration and Pose Estimation of a Pox-slits Camera from a Single Image. ISVC (2) Nuno Martins, Helder Araújo
2008	—	`conf`	The Experimental Robotics Framework. SIMPAR João Xavier, Helder Araújo
2008	—	`ed.`	VISAPP 2008: Proceedings of the Third International Conference on Computer Vision Theory and Applications, Funchal, Madeira, Portugal, January 22-25, 2008 - Volume 1 VISAPP (1) Alpesh Ranchordas, Helder Araújo
2008	—	`ed.`	VISAPP 2008: Proceedings of the Third International Conference on Computer Vision Theory and Applications, Funchal, Madeira, Portugal, January 22-25, 2008 - Volume 2 VISAPP (2) Alpesh Ranchordas, Helder Araújo
2007	—	`ed.`	Advances in Computer Graphics and Computer Vision - International Conferences VISAPP and GRAPP 2006, Setúbal, Portugal, February 25-28, 2006, Revised Selected Papers VISIGRAPP (Selected Papers) José Braz, Alpesh Ranchordas, Helder Araújo, Joaquim A. Jorge
2007	A*	`conf`	Linear solution for the pose estimation of noncentral catadioptric systems. ICCV Nuno Gonçalves, Helder Araújo
2007	—	`ed.`	VISAPP 2007: Proceedings of the Second International Conference on Computer Vision Theory and Applications, Barcelona, Spain, March 8-11, 2007 - Volume 1 VISAPP (1) Alpesh Ranchordas, Helder Araújo, Jordi Vitrià
2007	—	`ed.`	VISAPP 2007: Proceedings of the Second International Conference on Computer Vision Theory and Applications, Barcelona, Spain, March 8-11, 2007 - Volume 2 VISAPP (2) Alpesh Ranchordas, Helder Araújo, Jordi Vitrià
2007	—	`ed.`	VISAPP 2007: Proceedings of the Second International Conference on Computer Vision Theory and Applications, Barcelona, Spain, March 8-11, 2007 - Volume Special Sessions VISAPP (Special Sessions) Alpesh Ranchordas, Helder Araújo, Jordi Vitrià
2006	—	`conf`	Active vision systems and catadioptric vision systems for robotic applications. CompIMAGE Helder Araújo
2006	J	`jnl`	Fitting conics to paracatadioptric projections of lines. Comput. Vis. Image Underst. João Pedro Barreto, Helder Araújo
2006	—	`ed.`	VISAPP 2006: Proceedings of the First International Conference on Computer Vision Theory and Applications, Volume 1, Setúbal, Portugal, February 25-28, 2006 VISAPP Alpesh Ranchordas, Helder Araújo, Bruno Encarnação
2005	—	`conf`	A Calibration Algorithm for POX-Slits Camera. IbPRIA (1) Nuno Martins, Helder Araújo
2005	J	`jnl`	A Stereovision Method for Obstacle Detection and Tracking in Non-Flat Urban Environments. Auton. Robots Qian Yu, Helder Araújo, Hong Wang
2005	J	`jnl`	Geometric Properties of Central Catadioptric Line Images and Their Application in Calibration. IEEE Trans. Pattern Anal. Mach. Intell. João Pedro Barreto, Helder Araújo
2004	J	`jnl`	A General Framework for the Selection of World Coordinate Systems in Perspective and Catadioptric Imaging Applications. Int. J. Comput. Vis. João Pedro Barreto, Helder Araújo
2004	—	`ed.`	ICINCO 2004, Proceedings of the First International Conference on Informatics in Control, Automation and Robotics, Setúbal, Portugal, August 25-28, 2004 ICINCO Helder Araújo, Alves Vieira, José Braz, Bruno Encarnação, Marina Carvalho
2004	—	`conf`	Projection Model, 3D Reconstruction and Rigid Motion Estimation from Non-Central Catadioptric Images. 3DPVT Nuno Gonçalves, Helder Araújo
2004	—	`conf`	Rigid Motion Estimation from Non-Central Catadioptric Images. ICPR (4) Nuno Gonçalves, Helder Araújo
2003	J	`jnl`	A review on egomotion by means of differential epipolar geometry applied to the movement of a mobile robot. Pattern Recognit. Xavier Armangué, Helder Araújo, Joaquim Salvi
2003	J	`jnl`	Analysis and comparison of two methods for the estimation of 3D motion parameters. Robotics Auton. Syst. Nuno Gonçalves, Helder Araújo
2003	—	`conf`	Direct Least Square Fitting of Paracatadioptric Line Images. CVPR Workshops João Pedro Barreto, Helder Araújo
2003	—	`conf`	Mirror shape recovery from image curves and intrinsic parameters: Rotationally symmetric and conic mirrors. CVPR Workshops Nuno Gonçalves, Helder Araújo
2003	A*	`conf`	Paracatadioptric Camera Calibration Using Lines. ICCV João Pedro Barreto, Helder Araújo
2002	—	`conf`	Differential Epipolar Constraint in Mobile Robot Egomotion Estimation. ICPR (3) Xavier Armangué, Helder Araújo, Joaquim Salvi
2002	—	`conf`	Estimation of 3D Motion from Stereo Images- Differential and Discrete Formulations. ICPR (1) Nuno Gonçalves, Helder Araújo
2002	A	`conf`	Estimation of 3D motion from stereo images-uncertainty analysis and experimental results. IROS Nuno Gonçalves, Helder Araújo
2002	—	`conf`	Geometric Properties of Central Catadioptric Line Images. ECCV (4) João Pedro Barreto, Helder Araújo
2002	—	`conf`	Pose Estimation for Central Catadioptric Systems: An Analytical Approach. ICPR (3) António Paulino, Helder Araújo
2001	J	`jnl`	Intelligent Robotic Systems - SIRS'99. Robotics Auton. Syst. Helder Araújo, Jorge Dias
2001	—	`conf`	Issues on the Geometry of Central Catadioptric Image Formation. CVPR (2) João Pedro Barreto, Helder Araújo
2001	J	`jnl`	Maintaining the relative positions and orientations of multiple robots using vision. Pattern Recognit. Lett. António Paulino, Jorge P. Batista, Helder Araújo
2001	J	`jnl`	Real-time human activity monitoring exploring multiple vision sensors. Robotics Auton. Syst. Paulo Peixoto, Jorge P. Batista, Helder Araújo
2000	A*	`conf`	A Focusing-by-Vergence System Controlled by Retinal Motion Disparity. ICRA Jorge Batista, Paulo Peixoto, Helder Araújo
2000	B	`conf`	A Surveillance System Integrating Visual Telepresence. ICPR Paulo Peixoto, João Gonçalves, Hugo Antunes, Jorge Batista, Helder Araújo
2000	B	`conf`	Binocular Tracking and Accommodation Controlled by Retinal Motion Flow. ICPR Jorge Batista, Paulo Peixoto, Helder Araújo
2000	J	`jnl`	Integration of information from several vision systems for a common task of surveillance. Robotics Auton. Syst. Paulo Peixoto, Jorge P. Batista, Helder Araújo
2000	B	`conf`	Model Predictive Control to Improve Visual Control of Motion: Applications in Active Tracking of Moving Targets. ICPR João Pedro Barreto, Jorge Batista, Helder Araújo
1999	—	`conf`	Combination of Several Vision Sensors for Interpretation of Human Actions. ISER Paulo Peixoto, Jorge Batista, Helder Araújo, Aníbal T. de Almeida
1999	C	`conf`	Improving 3D Active Visual Tracking. ICVS João Pedro Barreto, Paulo Peixoto, Jorge Batista, Helder Araújo
1999	J	`jnl`	Iterative multistep explicit camera calibration. IEEE Trans. Robotics Autom. Jorge P. Batista, Helder Araújo, Aníbal T. de Almeida
1999	A	`conf`	Tracking multiple objects in 3D. IROS João Pedro Barreto, Paulo Peixoto, Jorge Batista, Helder Araújo
1998	J	`jnl`	A Fully Projective Formulation to Improve the Accuracy of Lowe's Pose-Estimation Algorithm. Comput. Vis. Image Underst. Helder Araújo, Rodrigo L. Carceroni, Christopher M. Brown
1998	B	`conf`	A surveillance system combining peripheral and foveated motion tracking. ICPR Paulo Peixoto, Jorge Batista, Helder Araújo
1998	A	`conf`	Control performance issues in a binocular active vision system. IROS João Pedro Barreto, Paulo Peixoto, Jorge Batista, Helder Araújo
1998	A*	`conf`	Iterative Multi-Step Explicit Camera Calibration. ICCV Jorge Batista, Helder Araújo, Aníbal T. de Almeida
1998	J	`jnl`	Simulating pursuit with machine experiments with robots and artificial vision. IEEE Trans. Robotics Autom. Jorge Dias, Carlos Paredes, Inácio Fonseca, Helder Araújo, Jorge P. Batista, Aníbal T. de Almeida
1997	J	`jnl`	Optical Normal Flow Estimation on Log-polar Images. A Solution for Real-Time Binocular Vision. Real Time Imaging Jorge Dias, Helder Araújo, Carlos Paredes, Jorge Batista
1997	A	`conf`	Real-time vergence and binocular gaze control. IROS Jorge Batista, Paulo Peixoto, Helder Araújo
1997	A*	`conf`	Real-time visual behaviors with a binocular active vision system. ICRA Jorge Batista, Paulo Peixoto, Helder Araújo
1996	B	`conf`	Pose view stability analysis for camera look angles computation. ICPR Jorge Batista, Helder Araújo, Aníbal T. de Almeida
1996	B	`conf`	Pursuit control in a binocular active vision system using optical flow. ICPR Helder Araújo, Jorge Batista, Paulo Peixoto, Jorge Dias
1995	—	`conf`	Low Cost Sensor Based Obstacle Deteciton and Description: Experiments with Mobile Robots using Grid Representation. ISER Paulo Menezes, Jorge Dias, Helder Araújo, Aníbal T. de Almeida
1995	A*	`conf`	Simulating Pursuit with Machines Experiments with Robots and Artificial Vision. ICRA Jorge Dias, Carlos Paredes, Inácio Fonseca, Helder Araújo, Jorge P. Batista, Aníbal T. de Almeida
1993	A	`conf`	Monoplanar Camera Calibration. BMVC Jorge Batista, Jorge Dias, Helder Araújo, Anibal Traça-de-Almeida
1991	A	`conf`	Depth recovery using active focus in robotics [vision]. IROS Jorge Dias, Aníbal T. de Almeida, Helder Araújo
1991	A	`conf`	Improving camera calibration by using multiple frames in hand-eye robotic systems. IROS Jorge Dias, Aníbal T. de Almeida, Helder Araújo, Jorge Batista
1989	—	`—`	Metodologias para a análise de texturas baseadas no conceito de memória associativa Helder Araújo