1657 search results - page 131 / 332 » Subjective Mapping |
SIAMSC
2008
14 years 11 months ago
2008
In this study, nonnegative matrix factorization is recast as the problem of approximating a polytope on the probability simplex by another polytope with fewer facets. Working on th...
SIGCSE
2008
ACM
14 years 11 months ago
2008
ACM
In this paper we present the design of a modern course in cluster computing and large-scale data processing. The defining differences between this and previously published designs...
SIGIR
2008
ACM
14 years 11 months ago
2008
ACM
Recent work on language models for information retrieval has shown that smoothing language models is crucial for achieving good retrieval performance. Many different effective smo...
144
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GIS
2002
ACM
14 years 11 months ago
2002
ACM
Vector data represents one major category of data managed by GIS. This paper presents a new technique for vector-data display that is able to precisely and efficiently map vector ...
95
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IAJIT
2010
14 years 10 months ago
2010
: Transformation functions utilizing the global information content of an input image have been long serving contrast enhancement by stretching the dynamic range of intensity level...