203 search results - page 36 / 41 » Image retrieval based on projective invariance |
ECCV
2002
Springer
14 years 10 months ago
2002
Springer
We present a novel method for inferring three-dimensional shape from a collection of defocused images. It is based on the observation that defocused images are the null-space of ce...
CVPR
1997
IEEE
14 years 5 days ago
1997
IEEE
Camera calibration is essential to many computer vision applications. In practice this often requires cumbersome calibration procedures to be carried out regularly. In the last fe...
ICIP
2002
IEEE
14 years 10 months ago
2002
IEEE
Text detection is fundamental to video information retrieval and indexing. Existing methods cannot handle well those texts with different contrast or embedded in a complex backgro...
ICAPR
2005
Springer
14 years 2 months ago
2005
Springer
In this paper we present a technique for predicting the 2D human body joints and limbs position in monocular image sequences, and reconstructing its corresponding 3D postures using...
BILDMED
2007
13 years 10 months ago
2007
Abstract. Although angiography was originally designed as a morphological imaging modality, it is increasingly demanded to retrieve functional information from conventional angiogr...