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128
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SAC
2008
ACM
15 years 3 months ago
2008
ACM
When developing semantic applications, the construction of ontologies is a crucial part. We are developing a semiautomatic ontology construction approach, OntoCase, relying on ont...
120
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PERCOM
2009
ACM
16 years 5 months ago
2009
ACM
This paper examines the recovery of user context in indoor environments with existing wireless infrastructures to enable assistive systems. We present a novel approach to the extra...
138
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ICML
2004
IEEE
16 years 5 months ago
2004
IEEE
This paper addresses the problem of finding a small and coherent subset of points in a given data. This problem, sometimes referred to as one-class or set covering, requires to fi...
159
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TWC
2008
15 years 4 months ago
2008
Abstract--Positioning in indoor wireless environments is growing rapidly in importance and gains commercial interests in context-awareness applications. The essential challenge in ...
134
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IEEECIT
2006
IEEE
15 years 10 months ago
2006
IEEE
Concurrently with fast development of location aware technologies, many applications have been developing to exploit location data for serving people. However, a main challenge in...