815 search results - page 107 / 163 » Optimizing diversity |
IPM
2007
14 years 11 months ago
2007
We argue that the quality of a summary can be evaluated based on how many concepts in the original document(s) that reserved after summarization. Here, a concept refers to an abst...
112
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MOBICOM
2009
ACM
15 years 6 months ago
2009
ACM
In cognitive radio networks (CRNs), spectrum sensing is key to opportunistic spectrum access while preventing any unacceptable interference to primary users’ communications. Alt...
121
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PERCOM
2007
ACM
15 years 11 months ago
2007
ACM
This paper develops a context aware framework to address the diverse communication needs of a modern enterprise. Such enterprises are characterized by workers in different locatio...
GLOBECOM
2008
IEEE
15 years 6 months ago
2008
IEEE
Abstract—It has been recently shown that base station cooperation may yield great capacity improvement in downlink multiple antenna cellular networks. However, the proposed solut...
ICDM
2006
IEEE
15 years 5 months ago
2006
IEEE
Clustering is ill-defined. Unlike supervised learning where labels lead to crisp performance criteria such as accuracy and squared error, clustering quality depends on how the cl...