623 search results - page 49 / 125 » An Empirical Study of Query Specificity |
TKDE
2008
13 years 9 months ago
2008
Data stream management systems need to control their resources adaptively since stream characteristics and query workload may vary over time. In this paper we investigate an approa...
ISCI
2006
13 years 9 months ago
2006
The use of the computing with words paradigm for the automatic text documents categorization problem is discussed. This specific problem of information retrieval (IR) becomes more...
EDM
2008
13 years 10 months ago
2008
The purpose of this study is to develop a conceptual framework and a tool for measuring motivation of online learners. The study was carried out in three phases, the first of which...
KDD
2009
ACM
14 years 9 months ago
2009
ACM
Search logs, which contain rich and up-to-date information about users' needs and preferences, have become a critical data source for search engines. Recently, more and more ...
VLDB
2007
ACM
14 years 3 months ago
2007
ACM
An increasing number of enterprises outsource their IT services to third parties who can offer these services for a much lower cost due to economy of scale. Quality of service is ...