29908 search results - page 453 / 5982 » On the Complexity of |
211
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TSP
2010
15 years 1 months ago
2010
Consider the problem of estimating the parameters of multiple polynomial phase signals observed by a sensor array. In practice, it is difficult to maintain a precisely calibrated a...
194
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ICASSP
2011
IEEE
14 years 10 months ago
2011
IEEE
— This paper proposes an efficient blind deterministic carrier frequency offset (CFO) estimation method for orthogonal frequency division multiplexing (OFDM) systems. In the pro...
176
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CHI
2011
ACM
14 years 10 months ago
2011
ACM
Many people manage a complex assortment of digital information in their lives. Volunteer coordinators at nonprofit organizations are no exception; they collectively manage informa...
308
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MST
2011
14 years 10 months ago
2011
We study the complexity of testing if two given matroids are isomorphic. The problem is easily seen to be in Σ p 2. In the case of linear matroids, which are represented over pol...
153
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NAR
2011
14 years 10 months ago
2011
The Protein Ontology (PRO) provides a formal, logically-based classification of specific protein classes including structured representations of protein isoforms, variants and mod...