6082 search results - page 270 / 1217 » A System for Adaptive Information Retrieval |
220
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ICC
2009
IEEE
15 years 5 months ago
2009
IEEE
Abstract--Upcoming multi antenna systems such as 3GPPLTE employ code book based multi-mode precoding in order to adapt to a wide range of channel conditions. Link adaptation, which...
199
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GLOBECOM
2006
IEEE
16 years 1 months ago
2006
IEEE
— We study coding and modulation rate adaptation problem for HARQ systems with partially observable state from cross-layer viewpoint. The rate of convolutionally coded MQAM is ad...
231
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IWSAS
2001
Springer
15 years 11 months ago
2001
Springer
We seek to construct autonomous adaptive survivable systems that use active trust management to adapt their own behavior in the face of compromises in the computational environment...
177
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ICASSP
2010
IEEE
15 years 7 months ago
2010
IEEE
This paper investigates unsupervised vocabulary and language model self-adaptation (VLA) from just one speech file using the web as a knowledge source and without prior knowledge...
166
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AMR
2005
Springer
16 years 24 days ago
2005
Springer
Many different communities have conducted research on the efficacy of relevance feedback in multimedia information systems. Unlike text IR, performance evaluation of multimedia IR...