Araujo, Helder

10 publications

WACV 2023 Li3DeTr: A LiDAR Based 3D Detection Transformer Gopi Krishna Erabati, Helder Araujo

ICCV 2011 Point-Based Calibration Using a Parametric Representation of the General Imaging Model Pedro Miraldo, Helder Araújo, Joao Queiro

CVPR 2009 Active Stereo Tracking of Multiple Free-Moving Targets Luis Perdigoto, João Pedro Barreto, Rui Caseiro, Helder Araújo

ICCV 2007 Linear Solution for the Pose Estimation of Noncentral Catadioptric Systems Nuno Gonçalves, Helder Araújo

CVPRW 2003 Direct Least Square Fitting of Paracatadioptric Line Images João Pedro Barreto, Helder Araújo

CVPRW 2003 Mirror Shape Recovery from Image Curves and Intrinsic Parameters: Rotationally Symmetric and Conic Mirrors Nuno Gonçalves, Helder Araújo

ICCV 2003 Paracatadioptric Camera Calibration Using Lines João Pedro Barreto, Helder Araújo

ECCV 2002 Geometric Properties of Central Catadioptric Line Images João Pedro Barreto, Helder Araújo

CVPR 2001 Issues on the Geometry of Central Catadioptric Image Formation João Pedro Barreto, Helder Araújo

ICCV 1998 Iterative Multi-Step Explicit Camera Calibration Jorge Batista, Helder Araújo, Aníbal T. de Almeida