537 search results - page 49 / 108 » The Impact of Query Structure and Query Expansion on Retriev... |
MM
2004
ACM
14 years 2 months ago
2004
ACM
Content based retrieval of similar multimedia objects (e.g. images, text, and videos) is an important research issue in the field of multimedia database. In this demo, we present ...
IUI
2006
ACM
14 years 3 months ago
2006
ACM
Question answering (QA) systems take users’ natural language questions and retrieve relevant answers from large repositories of free texts. Despite recent progress in QA researc...
ADC
2009
Springer
14 years 3 months ago
2009
Springer
Whenever a client frequently has to retrieve, to query and to locally transform large parts of a huge XML document that is stored on a remote web information server, data exchange...
IPM
2007
13 years 9 months ago
2007
In the KL divergence framework, the extended language modeling approach has a critical problem estimating a query model, which is the probabilistic model that encodes user’s inf...
SIGMOD
2009
ACM
14 years 9 months ago
2009
ACM
Users often try to accumulate information on a topic of interest from multiple information sources. In this case a user's informational need might be expressed in terms of an...