301 search results - page 55 / 61 » Topic models with power-law using Pitman-Yor process |
JCST
2008
14 years 9 months ago
2008
Abstract Clustering text data streams is an important issue in data mining community and has a number of applications such as news group filtering, text crawling, document organiza...
168
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SIGMOD
2008
ACM
15 years 9 months ago
2008
ACM
Supporting ranking queries in database systems has been a popular research topic recently. However, there is a lack of study on supporting ranking queries in data warehouses where...
ANLP
1997
14 years 11 months ago
1997
In this paper we report on our natural language information retrieval (NLIR) project as related to the recently concluded 5th Text Retrieval Conference (TREC-5). The main thrust o...
SIGIR
2008
ACM
14 years 9 months ago
2008
ACM
Several recent studies have found only a weak relationship between the performance of a retrieval system and the "success" achievable by human searchers. We hypothesize ...
112
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CIKM
2009
Springer
14 years 7 months ago
2009
Springer
Social bookmarking tools become more and more popular nowadays and tagging is used to organize information and allow users to recall or search the resources. Users need to type th...