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ICASSP
2008
IEEE
15 years 4 months ago
Iterative channel estimation and turbo equalization for time-varying OFDM systems
We develop a new receiver for orthogonal frequency division multiplexing (OFDM) systems in time-varying channels by embedding channel estimation in a low-complexity block turbo eq...
Kun Fang, Luca Rugini, Geert Leus
UAI
2008
14 years 11 months ago
Estimation and clustering with infinite rankings
This paper presents a natural extension of stagewise ranking to the the case of infinitely many items. We introduce the infinite generalized Mallows model (IGM), describe its prop...
Marina Meila, Le Bao
CSDA
2010
122views more  CSDA 2010»
14 years 10 months ago
Nonparametric density estimation for positive time series
The Gaussian kernel density estimator is known to have substantial problems for bounded random variables with high density at the boundaries. For i.i.d. data several solutions hav...
Taoufik Bouezmarni, Jeroen V. K. Rombouts
INTERSPEECH
2010
14 years 4 months ago
Robust and efficient pitch estimation using an iterative ARMA technique
In this article, we propose an innovative way of estimating pitch from speech waveform data, using an iterative ARMA technique that efficiently estimates multiple frequency compon...
Jung Ook Hong, Patrick J. Wolfe
NECO
2000
88views more  NECO 2000»
14 years 9 months ago
Practical Identifiability of Finite Mixtures of Multivariate Bernoulli Distributions
The class of finite mixtures of multivariate Bernoulli distributions is known to be nonidentifiable, i.e., different values of the mixture parameters can correspond to exactly the...
Miguel Á. Carreira-Perpiñán, ...