136 search results - page 22 / 28 » Experiments with Hierarchical Concept-Based Search |
CVPR
2010
IEEE
14 years 1 months ago
2010
IEEE
Automatic categorization of videos in a Web-scale unconstrained collection such as YouTube is a challenging task. A key issue is how to build an effective training set in the pres...
IPM
2007
13 years 7 months ago
2007
Through the recent NTCIR workshops, patent retrieval casts many challenging issues to information retrieval community. Unlike newspaper articles, patent documents are very long an...
CVPR
2006
IEEE
14 years 9 months ago
2006
IEEE
In this paper, we present a shape constrained Markov network for accurate face alignment. The global face shape is defined as a set of weighted shape samples which are integrated ...
KDD
2008
ACM
14 years 7 months ago
2008
ACM
We introduce the problem of query decomposition, where we are given a query and a document retrieval system, and we want to produce a small set of queries whose union of resulting...
JCDL
2006
ACM
14 years 1 months ago
2006
ACM
Document clustering has been used for better document retrieval, document browsing, and text mining in digital library. In this paper, we perform a comprehensive comparison study ...