Sciweavers

14 search results - page 3 / 3
» A Detection Algorithm for Clipped OFDM Signals Using the IDF...
Sort
View
ICASSP
2010
IEEE
13 years 5 months ago
Detecting local semantic concepts in environmental sounds using Markov model based clustering
Detecting the time of occurrence of an acoustic event (for instance, a cheer) embedded in a longer soundtrack is useful and important for applications such as search and retrieval...
Keansub Lee, Daniel P. W. Ellis, Alexander C. Loui
GLOBECOM
2008
IEEE
13 years 11 months ago
Optimal LLR Clipping Levels for Mixed Hard/Soft Output Detection
Abstract—Consider a communications system where the detector generates a mix of hard and soft outputs, which are then fed into a soft-input channel decoder. In such a setting, it...
Ernesto Zimmermann, David L. Milliner, John R. Bar...
GLOBECOM
2008
IEEE
13 years 11 months ago
A Second Order Statistics Based Algorithm for Blind Recognition of OFDM Based Systems
— An opportunistic radio is a radio able to detect the spectrum unused bands, and to adapt its transmission parameters in order to transmit within these free bands. An opportunis...
Abdelaziz Bouzegzi, Pierre Jallon, Philippe Ciblat
IEEEMSP
2002
IEEE
134views Multimedia» more  IEEEMSP 2002»
13 years 9 months ago
Beat-ID: identifying music via beat analysis
— Music identification is an effective tool that enables multimedia players to extract a distinct statistical digest of the played content, look up into a music database using t...
Darko Kirovski, Hagai Attias