676 search results - page 25 / 136 » Ranking Categorical Features Using Generalization Properties |
CIVR
2008
Springer
13 years 9 months ago
2008
Springer
Recent content-based video retrieval systems combine output of concept detectors (also known as high-level features) with text obtained through automatic speech recognition. This ...
CVPR
2007
IEEE
14 years 9 months ago
2007
IEEE
Several authors have noticed that the common representation of images as vectors is sub-optimal. The process of vectorization eliminates spatial relations between some of the near...
ISBI
2004
IEEE
14 years 8 months ago
2004
IEEE
We present a general framework for image discrimination based on identifying small, localized differences between images. Our novel matching scheme is based on an alternate inform...
SIGIR
2010
ACM
13 years 11 months ago
2010
ACM
Ranking search results is a fundamental problem in information retrieval. In this paper we explore whether the use of proximity and phrase information can improve web retrieval ac...
ISMIS
2011
Springer
12 years 10 months ago
2011
Springer
Text categorisation relies heavily on feature selection. Both the possible reduction in dimensionality as well as improvements in classification performance are highly desirable. ...