8298 search results - page 190 / 1660 » Geografisches Information Retrieval |
172
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ICDIM
2008
IEEE
16 years 1 months ago
2008
IEEE
This paper proposes a system of retrieving English sentences by utilizing linguistically structural information. The user’s query consists of a sequence of keywords. The system ...
154
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SIGIR
2005
ACM
16 years 5 days ago
2005
ACM
In this poster we describe alternative inverted index structures that reduce the time required to process queries, produce a higher query throughput and still return high quality ...
260
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IRCDL
2010
15 years 5 months ago
2010
Social Network Sites can be seen as very large information repositories containing millions of text messages usually organized into complex networks involving users interacting wit...
179
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WWW
2007
ACM
16 years 7 months ago
2007
ACM
Open information spaces have several unique characteristics such as their changeability, large size, complexity and diverse user base. These result in novel challenges during user...
181
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MDM
2007
Springer
16 years 23 days ago
2007
Springer
—In many existing location-based services, a service provider becomes aware of the location of its customers and can, maybe inadvertently, leak this information to unauthorized e...