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» Document quality models for web ad hoc retrieval
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IPM
2007
85views more  IPM 2007»
13 years 7 months ago
A retrospective study of a hybrid document-context based retrieval model
This paper describes our novel retrieval model that is based on contexts of query terms in documents (i.e., document contexts). Our model is novel because it explicitly takes into...
Ho Chung Wu, Robert W. P. Luk, Kam-Fai Wong, K. L....
LREC
2010
173views Education» more  LREC 2010»
13 years 9 months ago
Language Modeling Approach for Retrieving Passages in Lecture Audio Data
Spoken Document Retrieval (SDR) is a promising technology for enhancing the utility of spoken materials. After the spoken documents have been transcribed by using a Large Vocabula...
Koichiro Honda, Tomoyosi Akiba
LREC
2010
173views Education» more  LREC 2010»
13 years 9 months ago
Czech Information Retrieval with Syntax-based Language Models
In this paper, we deal with information retrieval approach based on language model paradigm, which has been intensively investigated in recent years. We propose, implement, and ev...
Jana Straková, Pavel Pecina
DOCENG
2003
ACM
14 years 26 days ago
Context representation, transformation and comparison for ad hoc product data exchange
Product data exchange is the precondition of business interoperation between Web-based firms. However, millions of small and medium sized enterprises (SMEs) encode their Web produ...
Jingzhi Guo, Chengzheng Sun
CIKM
2008
Springer
13 years 9 months ago
Generalized inverse document frequency
Inverse document frequency (IDF) is one of the most useful and widely used concepts in information retrieval. There have been various attempts to provide theoretical justification...
Donald Metzler