873 search results - page 144 / 175 » Multiscale geometric image processing |
ICIP
2003
IEEE
15 years 3 months ago
2003
IEEE
We present a method for estimating the point of fixation of an air traffic controller from a low resolution video sequence. A geometric model of the head is used to estimate hea...
3DIM
2001
IEEE
15 years 1 months ago
2001
IEEE
The ICP (Iterative Closest Point) algorithm is widely used for geometric alignment of three-dimensional models when an initial estimate of the relative pose is known. Many variant...
TMM
2008
14 years 10 months ago
2008
Object recognition and content-based image retrieval systems rely heavily on the accurate and efficient identification of shapes. A fundamental requirement in the shape analysis p...
ICIP
2010
IEEE
14 years 8 months ago
2010
IEEE
In biopsies, drainages, vertebroplasty, and other needle-based procedures, insight on the 3D position of a needle is crucial for correct navigation by the clinician. In this paper...
ICCV
1999
IEEE
15 years 12 months ago
1999
IEEE
In this contribution we focus on the calibration of very long image sequences from a hand-held camera that samples the viewing sphere of a scene. View sphere sampling is important...