8581 search results - page 420 / 1717 » Digital Signal Processing |
199
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ICIP
2008
IEEE
16 years 8 months ago
2008
IEEE
We consider the problem of reconstructing time sequences of spatially sparse signals (with unknown and time-varying sparsity patterns) from a limited number of linear "incohe...
175
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ICASSP
2008
IEEE
16 years 1 months ago
2008
IEEE
Automatically extracting temporal information from musical recordings is inarguably one of the most critical subtasks of many music information retrieval systems. In this paper we...
195
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ICASSP
2008
IEEE
16 years 1 months ago
2008
IEEE
Consider a scenario where a distributed signal is sparse and is acquired by various sensors that see different versions. Thus, we have a set of sparse signals with both some commo...
164
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GLOBECOM
2007
IEEE
16 years 1 months ago
2007
IEEE
—The trellis shaping (TS) is an effective technique not only for average power reduction of high-order QAM signals, but also for peak power reduction of band-limited single-carri...
160
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ICASSP
2009
IEEE
15 years 10 months ago
2009
IEEE
The speech signal is usually considered as stationary during short analysis time intervals. Though this assumption may be sufficient in some applications, it is not valid for high...