Results 11 to 20 of about 195,151 (333)
A Comparative Study of Methods for Separating Audio Signals [PDF]
Al-Rafidain Journal of Computer Sciences and Mathematics, 2020 The process of separating signal from a mixture of signals represents an essential task for many applications including sound signal processing and speech processing systems as well as medical signal processing.
Riham Issa, Yusra Mohammad
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Overview of research progress on blind separation methods for single channel communication signal
Tongxin xuebao, 2023 Significant progress has been made in the research of single channel blind signal separation (SCBSS) methods, as the theoretical and practical applications of SCBSS technology have been continuously improved.A new classification framework for blind ...
Wen DENG, Zhitao HUANG, Xiang WANG
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Blind Source Separation based on Whale Optimization Algorithm
MATEC Web of Conferences, 2018 Aiming at the problem of linear instantaneous aliasing in blind source separation, a new method of blind signal separation using whale optimization algorithm is proposed in this paper, which provides a new research idea and method for blind signal ...
Ding-li CHU, Hong CHEN, Han-yi CHEN
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Convexity in source separation: Models, geometry, and algorithms [PDF]
, 2013 Source separation or demixing is the process of extracting multiple components entangled within a signal. Contemporary signal processing presents a host of difficult source separation problems, from interference cancellation to background subtraction ...
Asaei, Afsaneh +4 more
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Blind space-time RAKE structure based on second order statistics for DS-CDMA [PDF]
, 2001 This paper presents a new algorithm that ensures low complexity implementation of a blind ST Rake receiver for DS-CDMA. The algorithm is applicable for both periodic and non-periodic spreading sequences provided that the system utilizes two layers of ...
Canagarajah, CN +2 more
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Second order statistics based blind source separation for artifact correction of short ERP epochs [PDF]
, 2003 ERP is commonly obtained by averaging over segmented EEC epochs. In case artifacts are present in the raw EEC measurement, pre-processing is required to prevent the averaged ERP waveform being interfered by artifacts. The simplest pre-processing approach
Chan, CCH +5 more
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Blind separation of asymmetric signals based on Synchrosqueezing Wavelet Transform
MATEC Web of Conferences, 2018 A blind separation algorithm based on synchronous squeezing wavelet transform is proposed to solve the blind separation problem of single channel asymmetric signals in satellite communications.
Peng Chuang, Yang Xiaojing, Zhang Yu
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Blind Source Separation Based on Double-Mutant Butterfly Optimization Algorithm
Sensors, 2022 The conventional blind source separation independent component analysis method has the problem of low-separation performance. In addition, the basic butterfly optimization algorithm has the problem of insufficient search capability. In order to solve the
Qingyu Xia +5 more
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A matrix-pencil approach to blind separation of non-white sourcesin white noise [PDF]
, 1998 The problem of blind source separation in additive white noise is an important problem in speech, array and acoustic signal processing. In general this problem requires the use of higher order statistics of the received signals.
Chan, FHY, Chang, C, Ding, Z, Yau, SF
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IEEE Access, 2018 With the rapid proliferation of wireless services, the frequency spectrum has become increasingly crowded, and the interferences and composite signals will be ubiquitous in the wireless receiver.
Zhongqiang Luo, Chengjie Li, Lidong Zhu
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