806 search results - page 146 / 162 » Context-sensitive document ranking |
IR
2006
14 years 10 months ago
2006
Abstract. Peer-to-peer (P2P) networks integrate autonomous computing resources without requiring a central coordinating authority, which makes them a potentially robust and scalabl...
SIGIR
2008
ACM
14 years 10 months ago
2008
ACM
Evaluation measures act as objective functions to be optimized by information retrieval systems. Such objective functions must accurately reflect user requirements, particularly w...
SIGIR
2002
ACM
14 years 9 months ago
2002
ACM
This paper follows a formal approach to information retrieval based on statistical language models. By introducing some simple reformulations of the basic language modeling approa...
ISSRE
2010
IEEE
14 years 8 months ago
2010
IEEE
—Large scale systems (LSS) contain multiple subsystems that interact across multiple nodes in sometimes unforeseen and complicated ways. As a result, pinpointing the subsystems t...
JASIS
2010
14 years 8 months ago
2010
Common measures of term importance in information retrieval (IR) rely on counts of term frequency; rare terms receive higher weight in document ranking than common terms receive. ...