Multiresolution Signal Decomposition Transforms, Subbands, and Wavelets phần 10 pdf

... TSA recommends the best subband tree, regular or irregular tree (equal or unequal bandwidth subbands), consisting of two-band and/ or three-band (equal bandwidth) prototype filter ... ADSL Using M-Band Wavelet Transforms,& quot; in ANSI T1E1.E4 Committee Contribution, No. 93-67, Mi- ami, FL, March 1993. M. Vetterli and J. Kovacevic, Wavelets and Subband Cod...

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... Multiresolution Signal Decomposition Transforms, Subbands, and Wavelets Second Edition All N. Akansu and Richard A. Haddad New Jersey Institute ... Hsing Bell Communications Research Morristown, NJ Multiresolution Signal Decomposition: Transforms, Subbands, and Wavelets Ali N. Akansu and Richard A. Haddad New Jersey Institute of ... then The...

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... negatively and positively 2.3. FIXED TRANSFORMS 43 of coefficients {X(k)} constitutes the frequency spectrum of the samples. From Eqs. (2 .107 ) and (2 .108 ) we see that both X(k) and ... For example, sequences 4 and 5 are gray coded as 110 and 111, respectively; bit reversal gives Oil and 111, which are the binary representations of rows 3 and...

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... computing power and digital storage technologies along with new digital signal 3.2. BANDPASS AND MODULATED SIGNALS 131 Figure 3.15: The spectrum of a band-pass signal. Figure 3.16: ... Subband and Block Transforms in Communications and Multimedia. Kluwer Academic Publishers, 1999. A. N. Akansu and M. J. T. Smith, Eds., Subband and Wavelet Transforms: D...

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... SUBBAND DECOMPOSITION approaches, which in turn reveals the connection between block transforms, lapped transforms, and subbands. 3,5.1 The M-Band Filter Bank Structure The M-band ... desired behavior of the low-pass and high-pass filters is indicated in Fig. 3.47, where UJ P , and u; s are, respectively, the passband and stopband cut- off frequencie...

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... reference for this section is Viscito and Allebach (1991) and supported also by Karlsson and Vetterli (1990). 3.9.1 2D Transforms and Notation A 2D signal x(ni,n<2} is defined ... up-sampling, down-sampling, and composite operation are therefore given by Eqs. (3.306), (3.314), and (3.312), respectively. or But 210 CHAPTER 3. THEORY OF SUBBAND DEC...

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... The 8-, 16-, and 32-tap PR-CQF coefficients with 40 dB stopband attenuation [M.J.T. Smith and T.P. Barnwell, ©1986, IEEE). 268 CHAPTER 3. THEORY OF SUBBAND DECOMPOSITION T, ... SUBBAND DECOMPOSITION A. Ikonomopoulos and M. Kunt, "High Compression Image Coding via Direc- tional Filtering," Signal Processing, Vol. 8, pp. 179-203, 1985. V. K...

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... Multiresolution Image and Video Processing: Sub- bands arid Wavelets, March 1992. A. N. Akansu and H. Caglar, "A Measure of Aliasing Energy in Multiresolution Signal Decomposition, " ... responses of (a) 2 x 2. 4 x 4 and 8x8 DOT, and (b) 2-band. 4-band, and 8-band binomial QMF-based hierarchical structure. 5.5.3 Localization in Dyadic and...

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... BER for narrow-band interference, SIR — —15 dB, (b) BER for time- localized wide-band Gaussian jammer, 10% duty cycle, and SIR = —15 dB. 6.2. MULTIRESOLUTION SIGNAL DECOMPOSITION ... Kovacevic, K. Ramchandran, and M. Vetterli, "Tilings of the Time-Frequency Plane: Construction of Arbitrary Orthogonal Bases and Fast 6.2. MULTIRESOLUTION SIGNAL DECO...

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... Wedding the a trous and Mallat Algorithms," IEEE Trans. Signal Processing, Vol. 40, No. 10, pp. 2464 2482, Oct. 1992. G. Strarig and T. Nguyen, Wavelets and Filter Banks. Wellesley-Cambridge Press, ... 1992. M. Vetterli and C. Herley, " ;Wavelets and Filter Banks: Relationships and New Results," Proc. IEEE ICASSP, pp. 1723-1726, 1990. M. Vet...

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