54 search results - page 10 / 11 » Detection of sparse signals under finite-alphabet constraint... |
TCOM
2010
13 years 4 months ago
2010
—A multisymbol noncoherent receiver suitable for coded continuous-phase frequency-shift keying is developed and analyzed. Unlike coherently detected signals, the modulation index...
ICASSP
2011
IEEE
12 years 10 months ago
2011
IEEE
—The main focus of this paper is to present a performance limitation of collaborative spectrum sensing in cognitive radios with imperfect reporting channels. We consider hard dec...
AVSS
2005
IEEE
14 years 1 days ago
2005
IEEE
This paper proposes a frequency method to estimate the state open or closed of eye and mouth and to detect associated motion events such as blinking and yawning. The context of th...
TASLP
2008
13 years 6 months ago
2008
Abstract--We present a new technique for audio signal comparison based on tonal subsequence alignment and its application to detect cover versions (i.e., different performances of ...
BMCBI
2008
13 years 6 months ago
2008
Background: Comparative genomics aims to detect signals of evolutionary conservation as an indicator of functional constraint. Surprisingly, results of the ENCODE project revealed...