251 search results - page 8 / 51 » Analyzing the Effect of Query Class on Document Retrieval Pe... |
TLSDKCS
2010
13 years 2 months ago
2010
Abstract. With increasing volumes of data, much effort has been devoted to finding the most suitable answer to an information need. However, in many domains, the question whether a...
JCDL
2010
ACM
14 years 24 days ago
2010
ACM
Query expansion of named entities can be employed in order to increase the retrieval effectiveness. A peculiarity of named entities compared to other vocabulary terms is that they...
WWW
2002
ACM
14 years 8 months ago
2002
ACM
Query expansion has long been suggested as an effective way to resolve the short query and word mismatching problems. A number of query expansion methods have been proposed in tra...
ECAI
2010
Springer
13 years 5 months ago
2010
Springer
Many document collections are by nature dynamic, evolving as the topics or events they describe change. The goal of temporal text mining is to discover bursty patterns and to ident...
SIGIR
2002
ACM
13 years 7 months ago
2002
ACM
We develop a method for predicting query performance by computing the relative entropy between a query language model and the corresponding collection language model. The resultin...