273 search results - page 14 / 55 » Topic and keyword re-ranking for LDA-based topic modeling |
SIGIR
2002
ACM
13 years 7 months ago
2002
ACM
We propose a formal model of Cross-Language Information Retrieval that does not rely on either query translation or document translation. Our approach leverages recent advances in...
AI
2011
Springer
12 years 11 months ago
2011
Springer
In this paper, we learn the components of dialogue POMDP models from data. In particular, we learn the states, observations, as well as transition and observation functions based o...
WIDM
2005
ACM
14 years 27 days ago
2005
ACM
Web Directories are repositories of Web pages organized in a hierarchy of topics and sub-topics. In this paper, we present DirectoryRank, a ranking framework that orders the pages...
CIVR
2007
Springer
14 years 1 months ago
2007
Springer
Near-duplicate keyframes (NDK) play a unique role in large-scale video search, news topic detection and tracking. In this paper, we propose a novel NDK retrieval approach by explo...
ICONIP
2008
13 years 8 months ago
2008
One of the simplest creative act is the invention of a new word that captures some characteristics of objects or processes, for example industrial or software products, activity of...