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184
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TWC
2008
15 years 6 months ago
2008
This letter addresses the problem of joint estimation of carrier frequency offset (CFO) and channel for OFDM systems in the presence of timing ambiguity. Based on two signal models...
154
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COLING
2002
15 years 6 months ago
2002
To support context-based multimodal interpretation in conversational systems, we have developed a semantics-based representation to capture salient information from user inputs an...
172
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SIBGRAPI
2008
IEEE
16 years 1 months ago
2008
IEEE
In this paper a Multi-Agent System for Sampling and Rendering Implicit Surfaces is presented (MASSRIS). Previous approaches to pen-and-ink style renderings of implicit surfaces we...
171
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DATE
2007
IEEE
16 years 1 months ago
2007
IEEE
We present a computationally efficient implementation of positive-real balanced truncation (PRBT) for symmetric multiple-input multiple-output (MIMO) systems. The solution of a p...
167
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RSP
2007
IEEE
16 years 1 months ago
2007
IEEE
Designing security softwares that evolve as quickly as threats is a truthful challenge. In addition, current software becomes increasingly more complex and difficult to handle ev...