692 search results - page 26 / 139 » Thesaurus Based Term Ranking for Keyword Extraction |
CIKM
2010
Springer
13 years 6 months ago
2010
Springer
Bursty features in text streams are very useful in many text mining applications. Most existing studies detect bursty features based purely on term frequency changes without takin...
DEXAW
2010
IEEE
13 years 8 months ago
2010
IEEE
-- This paper proposes to enhance search query log analysis by taking into account the semantic properties of query terms. We first describe a method for extracting a global semant...
SIGIR
2004
ACM
14 years 1 months ago
2004
ACM
Noun phrases in queries are identified and classified into four types: proper names, dictionary phrases, simple phrases and complex phrases. A document has a phrase if all content...
WWW
2005
ACM
14 years 8 months ago
2005
ACM
In contrast with the current Web search methods that essentially do document-level ranking and retrieval, we are exploring a new paradigm to enable Web search at the object level....
CORR
2008
Springer
13 years 7 months ago
2008
Springer
Abstract. Query expansion is a well known method to improve the performance of information retrieval systems. In this work we have tested different approaches to extract the candid...