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TKDE
2008
13 years 9 months ago
2008
We present a new adaptive and energy-efficient broadcast model to support flexible responses to client queries. Clients do not have to request documents by name, since they may kno...
ECIR
2010
Springer
13 years 8 months ago
2010
Springer
Abstract. Traditional retrieval models assume that query terms are independent and rank documents primarily based on various term weighting strategies including TF-IDF and document...
SIGMOD
2003
ACM
14 years 10 months ago
2003
ACM
We consider the problem of efficiently producing ranked results for keyword search queries over hyperlinked XML documents. Evaluating keyword search queries over hierarchical XML ...
WWW
2004
ACM
14 years 10 months ago
2004
ACM
This paper presents a transaction-time HTTP server, called ? Apache that supports document versioning. A document often consists of a main file formatted in HTML or XML and severa...
SIGIR
2008
ACM
13 years 9 months ago
2008
ACM
We investigate a representative case of sudden information need change of Web users. By analyzing search engine query logs, we show that the majority of queries submitted by users...