báo cáo hóa học:" Research Article Adaptive V/UV Speech Detection Based on Characterization of Background Noise" pdf

... Finally, conclusions are drawn in Section 5. 2. Adaptive Parameter Identification Based on Morlet Wavelet In this section, a method of adaptive parameter identification of Morlet wavelet based on correlation ... CMWCF application in gearbox vibration: (a) the gearbox vibration signal, (b) the spe ctrum of the gearbox vibration, (c) the correlation value of CF, (d) the correl...

Ngày tải lên: 21/06/2014, 08:20

... and Music Processing Volume 2009, Article ID 965436, 12 pages doi:10.1155/2009/965436 Research Article Adaptive V/UV Speech Detection Based on Characterization of Background Noise F. B er itel li, 1 S. ... determina- tion of speech signal in noisy environment using harmonicity measure based on instantaneous frequency,” in Proceedings of the IEEE International...

Ngày tải lên: 21/06/2014, 20:20

... eigenvectors corresponding to the r largest eigenvalues. This algorithm relies on an interpretation of the signal subspace as the solution of a constrained optimization problem based on an approximated projection. ... recursively. It is based on an interpretation of the signal subspace as the solution of a constrained minimization task. This algorithm, referred to as the con...

Ngày tải lên: 21/06/2014, 22:20

... using GMM of observed speech, that using the cepstral mean of observed speech, and CSP algorithm based on two microphones. method using GMM of the observed speech without the separation of the acoustic ... 5 84.1 55.2 39.1 41.6 64.1 36.1 29 24.8 59.4 29.6 22.5 19.2 51.3 25.1 18.8 15.4 3-position 5-position 7-position 9-position Figure 9: Localization accuracy for noisy enviro...

Ngày tải lên: 21/06/2014, 22:20

... Zoomed portion of Figure 2(a). (b) Zoomed portion of Figure 2(b), (c) Zoomed portion of Figure 2(c), (d) Zoomed portion of Figure 2(d), (e) Zoomed portion of Figure 2(e), (f) Zoomed portion of Figure ... Zoomed portion of Figure 6(d). (e) Zoomed portion of Figure 6(e). (f) Zoomed portion of Figure 6(f). (g) Zoomed portion of Figure 6(g). (h) Zoomed portion of Figure 6(h)...

Ngày tải lên: 21/06/2014, 08:20

... Benavides A generalization of Halpern’s iteration is investigated on a compact convex subset of a smooth Banach space. The modified iteration process consists of a combination of a viscosity term, ... a continuous nondecreasing function of a distance of points of an external sequence, which is not necessarily related to the solution of Halpern’s iteration, a contractive mappi...

Ngày tải lên: 21/06/2014, 20:20

... protection based on Wyner-Ziv coding. techniques outperform the equal error protection case and the H.264 with error concealment case as shown in Section 4. However, depending on the channel condition ... decoding only EURASIP Journal on Image and Video Processing 13 in Proceedings of IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP ’03), vol. 5,...

Ngày tải lên: 21/06/2014, 20:20

... (prefurni)andaroom of combustion that probably contained part of the last batch of bricks employed for the construction of the castle [12]. TheholeS6wasboreddownto5mofdepth,in correspondence with the ... top (b) view. Figure 16: C-zone: a nearly east-westward view of the foundations of the fourth wing of the Castle of Zena found in correspondence of the inner sequence of n...

Ngày tải lên: 21/06/2014, 20:20

... probability density function of the variablex. The entropic uncertainty principle plays one important role in signal processing and information theory. They are the extensions of traditional Heisenberg’s ... relation with the extended Pitt’s inequality in the LCT domains? From definition (3) of the LCT, we find that the parameters c, d only play the role of scaling and modulation. That...

Ngày tải lên: 21/06/2014, 20:20

... Corporation EURASIP Journal on Advances in Signal Processing Volume 2008, Article ID 526038, 6 pages doi:10.1155/2008/526038 Research Article Empirical Mode Decomposition Method Based on Wavelet ... mode decomposition (EMD) technique has been developed recently with a view to analyze time- frequency distribution of nonlinear and nonstationary data. It is an adaptive decomposit...

Ngày tải lên: 21/06/2014, 22:20