422 search results - page 17 / 85 » Generalizing edge detection to contour detection for image s... |
ICIP
2009
IEEE
13 years 5 months ago
2009
IEEE
Due to the presence of speckle, segmentation of SAR images is generally acknowledged as a difficult problem. A large effort has been done in order to cope with the influence of sp...
DAS
2008
Springer
13 years 9 months ago
2008
Springer
Both graphic text and scene text detection in video images with complex background and low resolution is still a challenging and interesting problem for researchers in the field o...
ECCV
2006
Springer
13 years 11 months ago
2006
Springer
This paper presents a semi-automatic method for tracking the mitral valve leaflet in transesophageal echocardiography. The algorithm requires a manual initialization and then segme...
ICIP
2003
IEEE
14 years 9 months ago
2003
IEEE
Lip segmentation is an essential stage in many multimedia systems such as videoconferencing, lip reading, or low bit rate coding communication systems. In this paper, we propose a...
TIP
2002
13 years 7 months ago
2002
Abstract--We propose an approach to accurately detecting twodimensional (2-D) shapes. The cross section of the shape boundary is modeled as a step function. We first derive a one-d...