1452 search results - page 130 / 291 » The Effectiveness of Query Expansion for Distributed Informa... |
SIGIR
2006
ACM
14 years 2 months ago
2006
ACM
User modeling for information retrieval has mostly been studied to improve the effectiveness of information access in centralized repositories. In this paper we explore user model...
SIGMOD
2008
ACM
14 years 8 months ago
2008
ACM
Reverse skyline queries over uncertain databases have many important applications such as sensor data monitoring and business planning. Due to the existence of uncertainty in many...
ITCC
2002
IEEE
14 years 1 months ago
2002
IEEE
We examine the issues of combining multiple query representations in a single IR engine. Differing query representations are used to retrieve different documents. Thus, when combi...
BIS
2011
12 years 8 months ago
2011
Distributed information retrieval is a well-known approach for accessing heterogeneous, highly autonomous sources of unstructured information. Selecting and querying only a number ...
CIVR
2003
Springer
14 years 1 months ago
2003
Springer
In this paper, several effective learning algorithms using global image representations are adjusted and introduced to region-based image retrieval (RBIR). First, the query point m...