Tài liệu Independent Component Analysis - Chapter 19: Convolutive Mixtures and Blind Deconvolution pptx

... signal processing and related areas; see for example [339, 302, 169, 171]. 19 Convolutive Mixtures and Blind Deconvolution This chapter deals with blind deconvolution and blind separation of convolutive mixtures. Blind ... with convolutive mixtures, mul- tichannel blind deconvolution or identification, convolutive signal separation, and blind identificati...

Ngày tải lên: 20/01/2014, 11:20

... methods and Newton 273 Independent Component Analysis. Aapo Hyv ¨ arinen, Juha Karhunen, Erkki Oja Copyright  2001 John Wiley & Sons, Inc. ISBNs: 0-4 7 1-4 0540-X (Hardback); 0-4 7 1-2 213 1-7 (Electronic) 282 OVERVIEW ... 14 Overview and Comparison of Basic ICA Methods In the preceding chapters, we introduced several different estimation principles and algorithms fo...

Ngày tải lên: 23/12/2013, 07:19

... and the estimation methods are less developed. 305 Independent Component Analysis. Aapo Hyv ¨ arinen, Juha Karhunen, Erkki Oja Copyright  2001 John Wiley & Sons, Inc. ISBNs: 0-4 7 1-4 0540-X ... number of mixtures and by the number of independent components. Thus, the mixing matrix has size with , and therefore it is not invertible. The simplest method of estimating th...

Ngày tải lên: 20/01/2014, 11:20

... instantaneous 315 Independent Component Analysis. Aapo Hyv ¨ arinen, Juha Karhunen, Erkki Oja Copyright  2001 John Wiley & Sons, Inc. ISBNs: 0-4 7 1-4 0540-X (Hardback); 0-4 7 1-2 213 1-7 (Electronic) 334 NONLINEAR ... at time ,and the vector of independent components (source signals) at time . The matrices and contain the weights of the output and the hidden layers...

Ngày tải lên: 20/01/2014, 11:20

... alternatives to the 341 Independent Component Analysis. Aapo Hyv ¨ arinen, Juha Karhunen, Erkki Oja Copyright  2001 John Wiley & Sons, Inc. ISBNs: 0-4 7 1-4 0540-X (Hardback); 0-4 7 1-2 213 1-7 (Electronic) 342 METHODS ... of independent component analysis (ICA) that we have considered so far consists of mixing independent random variables, usually linearly. In man...

Ngày tải lên: 20/01/2014, 11:20

... application. 371 Independent Component Analysis. Aapo Hyv ¨ arinen, Juha Karhunen, Erkki Oja Copyright  2001 John Wiley & Sons, Inc. ISBNs: 0-4 7 1-4 0540-X (Hardback); 0-4 7 1-2 213 1-7 (Electronic) 372 OTHER ... of estimates of independent components could be based, for example, on computing the cross-cumulants. Typ- ically these would be higher-order cumulants, since...

Ngày tải lên: 20/01/2014, 11:20

... given task? 407 Independent Component Analysis. Aapo Hyv ¨ arinen, Juha Karhunen, Erkki Oja Copyright  2001 John Wiley & Sons, Inc. ISBNs: 0-4 7 1-4 0540-X (Hardback); 0-4 7 1-2 213 1-7 (Electronic) 408 BRAIN ... auditory or somatosen- sory. Typical clinical EEG systems use around 20 electrodes, evenly distributed ELECTRO- AND MAGNETOENCEPHALOGRAPHY 409 over the head. St...

Ngày tải lên: 20/01/2014, 11:20

... the other 417 Independent Component Analysis. Aapo Hyv ¨ arinen, Juha Karhunen, Erkki Oja Copyright  2001 John Wiley & Sons, Inc. ISBNs: 0-4 7 1-4 0540-X (Hardback); 0-4 7 1-2 213 1-7 (Electronic) 436 TELECOMMUNICATIONS contains ... matrix . It is assumed to have full rank, and 23 Telecommunications This chapter deals with applications of independent component ana...

Ngày tải lên: 20/01/2014, 11:20

... discrete time. 441 Independent Component Analysis. Aapo Hyv ¨ arinen, Juha Karhunen, Erkki Oja Copyright  2001 John Wiley & Sons, Inc. ISBNs: 0-4 7 1-4 0540-X (Hardback); 0-4 7 1-2 213 1-7 (Electronic) 442 OTHER ... 24 Other Applications In this chapter, we consider some further applications of independent component analysis (ICA), including analysis of financial t...

Ngày tải lên: 20/01/2014, 11:20