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186
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ICASSP
2011
IEEE
14 years 11 months ago
2011
IEEE
In this paper, we present a novel non-data aided method for phase recovery in both square and cross quadrature amplitude modulation (QAM) communication systems, based on character...
268
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ICASSP
2011
IEEE
14 years 11 months ago
2011
IEEE
Disease occurs due to aberrant modulation of biological pathways. Identification of activated gene pathways from gene expression data is an important problem. In this work, we de...
171
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ICASSP
2011
IEEE
14 years 11 months ago
2011
IEEE
Underwater acoustic communication by passive-phase conjugation uses a channel probe signal transmitted prior to the data signal in order to estimate the channel response. At the r...
200
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ACL
2011
14 years 11 months ago
2011
The goal of our research is to improve event extraction by learning to identify secondary role filler contexts in the absence of event keywords. We propose a multilayered event e...
185
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FOCM
2011
14 years 10 months ago
2011
By definition, transverse intersections are stable under infinitesimal perturbations. Using persistent homology, we extend this notion to a measure. Given a space of perturbatio...