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ICASSP
2011
IEEE
12 years 7 months ago
Linearization ability evaluation of nonlinear filters employing dynamic distortion measurement
In this paper, the compensation ability of nonlinear distortions for loudspeaker systems is demonstrated using dynamic distortion measurement. Two linearization methods using a Vo...
Yoshinobu Kajikawa
ICASSP
2011
IEEE
12 years 7 months ago
Polyphonic audio-to-score alignment based on Bayesian Latent Harmonic Allocation Hidden Markov Model
This paper presents a Bayesian method for temporally aligning a music score and an audio rendition. A critical problem in audio-toscore alignment is in dealing with the wide varie...
Akira Maezawa, Hiroshi G. Okuno, Tetsuya Ogata, Ma...
ICASSP
2011
IEEE
12 years 7 months ago
Perfect Root-Of-Unity Codes with prime-size alphabet
Mojtaba Soltanalian, Petre Stoica
ICASSP
2011
IEEE
12 years 7 months ago
Empirical divergence maximization for quantizer design: An analysis of approximation error
Empirical divergence maximization is an estimation method similar to empirical risk minimization whereby the Kullback-Leibler divergence is maximized over a class of functions tha...
Michael A. Lexa
ICASSP
2011
IEEE
12 years 7 months ago
Distributed linear discriminant analysis
Linear discriminant analysis (LDA) is a widely used feature extraction method for classification. We introduce distributed implementations of different versions of LDA, suitable ...
Sergio Valcarcel Macua, Pavle Belanovic, Santiago ...
ICASSP
2011
IEEE
12 years 7 months ago
Worst-case based robust adaptive beamforming for general-rank signal models using positive semi-definite covariance constraint
In this paper, we develop a new approach to the robust beamforming for general-rank signal models. Our method is based on the worst-case performance optimization using a semi-de n...
Haihua Chen, Alex B. Gershman
ICASSP
2011
IEEE
12 years 7 months ago
A trend estimation algorithm for singing pitch detection in musical recordings
Detecting pitch values for singing voice in the presence of music accompaniment is challenging but useful for many applications. We propose a trend estimation algorithm to detect ...
Chao-Ling Hsu, DeLiang Wang, Jyh-Shing Roger Jang
ICASSP
2011
IEEE
12 years 7 months ago
An utterance comparison model for speaker clustering using factor analysis
We propose a novel utterance comparison model based on probability theory and factor analysis that computes the likelihood of two speech utterances originating from the same speak...
Woojay Jeon, Changxue Ma, Dusan Macho
ICASSP
2011
IEEE
12 years 7 months ago
On the sum rate of ZF detectors over correlated K fading MIMO channels
This paper presents a detailed sum rate investigation of Zero-Forcing (ZF) detectors over composite multiple-input multiple-output (MIMO) channels. To this end, we consider the ge...
Michail Matthaiou, Nestor D. Chatzidiamantis, Geor...
ICASSP
2011
IEEE
12 years 7 months ago
Bounded gradient projection methods for sparse signal recovery
The 2- 1 sparse signal minimization problem can be solved efficiently by gradient projection. In many applications, the signal to be estimated is known to lie in some range of va...
James Hernandez, Zachary T. Harmany, Daniel Thomps...