1963 search results - page 350 / 393 » Function Materialization in Object Bases |
105
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CGF
1999
15 years 5 days ago
1999
The display of images on binary output hardware requires a halftoning step. Conventional halftoning algorithms approximate image values independently from the image content and of...
117
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JMLR
2002
15 years 5 days ago
2002
We present some greedy learning algorithms for building sparse nonlinear regression and classification models from observational data using Mercer kernels. Our objective is to dev...
83
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PUC
2002
15 years 5 days ago
2002
Location is one of the most important elements of context in ubiquitous computing. In this paper we describe a location model, a spatial-aware communication model and an implement...
107
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MTA
2007
15 years 16 hour ago
2007
There are numerous applications where there is a need to rapidly infer a story about a given subject from a given set of potentially heterogeneous data sources. In this paper, we f...
122
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PVLDB
2008
14 years 12 months ago
2008
Access control is the problem of regulating access to secret information based on certain context information. In traditional applications, context information is known exactly, p...