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» Coupling information retrieval and information extraction: A...
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CIDR
2007
155views Algorithms» more  CIDR 2007»
13 years 9 months ago
Object-level Vertical Search
Current web search engines essentially conduct document-level ranking and retrieval. However, structured information about realworld objects embedded in static webpages and online...
Zaiqing Nie, Ji-Rong Wen, Wei-Ying Ma
DEBU
2000
95views more  DEBU 2000»
13 years 7 months ago
Accurately and Reliably Extracting Data from the Web: A Machine Learning Approach
A critical problem in developing information agents for the Web is accessing data that is formatted for human use. We have developed a set of tools for extracting data from web si...
Craig A. Knoblock, Kristina Lerman, Steven Minton,...
CSJM
2007
150views more  CSJM 2007»
13 years 7 months ago
An approach for NL text interpretation
For modeling the interpretation process of NL sentences we use the mechanisms implying semantic networks that assure syntactic – semantic text interpretation (SSI), including an...
Anatol Popescu, Sergiu Cretu
MANSCI
2007
121views more  MANSCI 2007»
13 years 7 months ago
Yahoo! for Amazon: Sentiment Extraction from Small Talk on the Web
Extracting sentiment from text is a hard semantic problem. We develop a methodology for extracting small investor sentiment from stock message boards. The algorithm comprises diï¬...
Sanjiv R. Das, Mike Y. Chen
WWW
2004
ACM
14 years 8 months ago
Graph-based text database for knowledge discovery
While we expect to discover knowledge in the texts available on the Web, such discovery usually requires many complex analysis steps, most of which require different text handling...
Junji Tomita, Hidekazu Nakawatase, Megumi Ishii