204 search results - page 19 / 41 » Containment of Conjunctive Queries with Negation: Algorithms... |
SIGIR
2003
ACM
14 years 2 months ago
2003
ACM
One of the major problems in question answering (QA) is that the queries are either too brief or often do not contain most relevant terms in the target corpus. In order to overcom...
ICDE
2000
IEEE
14 years 10 months ago
2000
IEEE
Abstract Arturo Crespo, Orkut Buyukkokten, and Hector Garcia-Molina Stanford University With information dissemination (information push), data is delivered from a set of producers...
SIGMOD
2009
ACM
14 years 9 months ago
2009
ACM
Existing works in XML keyword search have addressed the problem of finding matching results of a query. However, user input queries always contain irrelevant or mismatched terms, ...
DAGM
2008
Springer
13 years 10 months ago
2008
Springer
This article presents a genetic learning algorithm to derive discrete patterns that can be used for classification and retrieval of 3D motion capture data. Based on boolean motion ...
EJASMP
2010
13 years 3 months ago
2010
Spoken utterance retrieval was largely studied in the last decades, with the purpose of indexing large audio databases or of detecting keywords in continuous speech streams. While...