699 search results - page 39 / 140 » Hierarchical pitman-yor language model for information retri... |
CICLING
2007
Springer
14 years 1 months ago
2007
Springer
The need of having a Passage Retrieval (PR) system for Arabic texts is due essentially to our aim to build an Arabic Question Answering (QA) system in our research team. We have ch...
IR
2000
13 years 7 months ago
2000
In classic InformationRetrieval systems a relevant document will not be retrieved in response to a query if the document and query representations do not share at least one term. T...
IPM
2008
13 years 7 months ago
2008
Language modeling is an effective and theoretically attractive probabilistic framework for text information retrieval. The basic idea of this approach is to estimate a language mo...
SIGIR
1998
ACM
13 years 11 months ago
1998
ACM
Extraction of phrasal knowledge, such as proper names, domain-specific keyphrases and lexical templates from a domain-specific text collection are significant for developing effec...
WWW
2007
ACM
14 years 8 months ago
2007
ACM
The primary function of current Web search engines is essentially relevance ranking at the document level. However, myriad structured information about real-world objects is embed...