826 search results - page 131 / 166 » Coupling information retrieval and information extraction: A... |
MM
2010
ACM
13 years 8 months ago
2010
ACM
Content-based image search on the Internet is a challenging problem, mostly due to the semantic gap between low-level visual features and high-level content, as well as the excess...
WWW
2007
ACM
14 years 8 months ago
2007
ACM
In this paper, we define the problem of topic-sentiment analysis on Weblogs and propose a novel probabilistic model to capture the mixture of topics and sentiments simultaneously....
AIRS
2004
Springer
14 years 1 months ago
2004
Springer
Abstract. Geographic named entities can be classified into many subtypes that are useful for applications such as information extraction and question answering. In this paper, we ...
TKDE
2010
13 years 6 months ago
2010
—Probabilistic topic models were originally developed and utilised for document modeling and topic extraction in Information Retrieval. In this paper we describe a new approach f...
WWW
2003
ACM
14 years 8 months ago
2003
ACM
Recent work on incremental crawling has enabled the indexed document collection of a search engine to be more synchronized with the changing World Wide Web. However, this synchron...