136 search results - page 7 / 28 » Experiments with an Improved Iris Segmentation Algorithm |
WWW
2008
ACM
14 years 8 months ago
2008
ACM
In this paper, we propose a novel unsupervised approach to query segmentation, an important task in Web search. We use a generative query model to recover a query's underlyin...
JMLR
2010
13 years 2 months ago
2010
We explore automated discovery of topicallycoherent segments in speech or text sequences. We give two new discriminative topic segmentation algorithms which employ a new measure o...
CVPR
2000
IEEE
14 years 9 months ago
2000
IEEE
In this paper, an efficient global algorithm for vectorizing line drawings is presented. It first extracts a seed segment of a graphic entity from a raster image to obtain its dir...
ICASSP
2007
IEEE
13 years 7 months ago
2007
IEEE
Anovelmultiscaleimagesegmentationalgorithmispresented, which is based on the dominant color and homogeneous texture features (HTF) that are adopted in the MPEG-7 standard. These f...
ICIP
2009
IEEE
14 years 8 months ago
2009
IEEE
A novel local threshold algorithm for images with poor illumination and complex texture surface is presented in this paper. This algorithm improves segmentation quality by selecti...