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ICASSP
2011
IEEE
14 years 10 months ago
Fourier expansion of hammerstein models for nonlinear acoustic system identification
We consider the task of acoustic system identification, where the input signal undergoes a memoryless nonlinear transformation before convolving with an unknown linear system. We...
Sarmad Malik, Gerald Enzner
ICASSP
2011
IEEE
14 years 10 months ago
Wavelet footprints for detection and sorting of extracellular neural action potentials
Spike detection and sorting is a fundamental step in the analysis of extracellular neural recording. Here, we propose a combined spike detection-feature extraction algorithm that ...
Ki Yong Kwon, Karim G. Oweiss
ICASSP
2011
IEEE
14 years 10 months ago
Optimal radio access in femtocell networks based on markov modeling of interferers' activity
One of the most critical issues in femtocell network deployment is interference management, especially for femtocells sharing the spectrum occupied by conventional cellular networ...
Sergio Barbarossa, Alessandro Carfagna, Stefania S...
ICASSP
2011
IEEE
14 years 10 months ago
An interference-free representation of instantaneous frequency of periodic signals and its application to F0 extraction
An interference-free representation of the instantaneous frequency of constituent harmonic components of periodic signals is introduced. The power weighted average instantaneous f...
Hideki Kawahara, Toshio Irino, Masanori Morise
ICASSP
2011
IEEE
14 years 10 months ago
Fast algorithm for beamforming problems in distributed communication of relay networks
A sequential quadratic programming (SQP) method is proposed to solve the distributed beamforming problem in multiple relay networks. The problem is formulated as the minimization ...
Cong Sun, Yaxiang Yuan