ICASSP
2011
IEEE
13 years 2 months ago
2011
IEEE
Abstract—The paper is concerned with a multiuser communication network, which is assisted by multiple relays. It has been observed through our previous related works that the con...
ICASSP
2011
IEEE
13 years 2 months ago
2011
IEEE
Almost all current automatic speech recognition (ASR) systems conventionally append delta and double-delta cepstral features to static cepstral features. In this work we describe ...
ICASSP
2011
IEEE
13 years 2 months ago
2011
IEEE
Blind source separation (BSS) is a process to reconstruct source signals from the mixed signals. The standard BSS methods assume a fixed set of stationary source signals with the ...
ICASSP
2011
IEEE
13 years 2 months ago
2011
IEEE
Consider a flat-fading Multiple-Input Multiple-Output (MIMO) system. The near-optimum detection problematic has been shown to be efficiently solved through QR Decomposition (QRD...
ICASSP
2011
IEEE
13 years 2 months ago
2011
IEEE
Documents often contain inherently many concepts reflecting specific and generic aspects. To automatically generate a short summary text of documents on similar topics, it is im...
ICASSP
2011
IEEE
13 years 2 months ago
2011
IEEE
In this paper, we propose an acceleration technique of the adaptive filtering scheme called adaptive proximal forward-backward splitting method. For accelerating the convergence ...
ICASSP
2011
IEEE
13 years 2 months ago
2011
IEEE
Filter bank optimization for specific input statistics has been of great interest in both theory and practice in many signal processing applications. In this paper we consider bi...
ICASSP
2011
IEEE
13 years 2 months ago
2011
IEEE
To improve the performance of call-reason analysis at contact centers, we introduce a novel method to extract call-reason segments from dialogs. It is based on the following two c...
ICASSP
2011
IEEE
13 years 2 months ago
2011
IEEE
In this paper, we address the matrix completion problem and propose a novel algorithm based on a smoothed rank function (SRF) approximation. Among available algorithms like FPCA a...
ICASSP
2011
IEEE
13 years 2 months ago
2011
IEEE
We introduce a novel statistical test for unsupervised detection of changepoints in multidimensional sequences of temporal observations. The test statistic is based on a multivari...