Multiresolution Signal Decomposition Transforms, Subbands, and Wavelets phần 8 potx

... DCT. The signal used in Fig. 5. 28( b) is the narrow-band Gaussian signal Si plus time-localized white Gaussian noise $2 with 10% duty cycle and power ratio (81 /82 ) = —8dB. Basically, ... Expansion and Degrees of Freedom of a Signal, " Proc, IEEE, Vol. 68, pp. 5 38- 539, 1 980 . R. B. Blacknian and J. W. Tukey, The Measurement of Power Spec...

Ngày tải lên: 08/08/2014, 01:21

... (bits/coefficient) y i 2 3 4 5 6 7 8 1 6. 08 3.76 2.56 1 .83 1.35 1.02 0.79 0.66 2 4.45 2 .8 1.9 1.27 0 .86 0.57 0. 38 0.27 3 3.41 2.22 1.53 0.99 0.63 0. 38 0.21 0.11 4 2. 68 1.74 1.21 0.77 0.46 0.24 0.09 0.01 5 2.2 1.39 0.96 0.60 0.34 0.14 0.01 -0.05 6 1 .83 1.13 0.77 0.47 0.24 0.07 -0.03 -0.1 7 1.59 0.94 0.64 0. 38 0.17 0.02 -0.07 -0.14 8 1.44 0 .83 0.56 0.32 0.13 -0.0 -0.1 -0...

Ngày tải lên: 08/08/2014, 01:21

... PR-CQF FAMILY 287 8 TAP 0. 489 980 80 0.0694 282 7 -0.07065 183 0.009 387 15 12 TAP(A) 0. 484 389 40 0. 088 46992 -0. 084 69594 -0.002710326 0.0 188 5659 -0.00 380 9699 16 TAP(A) 0. 481 0 284 0.0977 981 7 -0.09039223 -0.009666376 0.0276414 -0.002 589 756 -0.005054526 0.001050167 24 ... TAP 0.0 084 943724 782 3317 -0.00009961 781 687 347404 -0.0 087 9504713240 280 1 0.0007 087 79549 08...

Ngày tải lên: 08/08/2014, 01:21

... 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 Irregular Trees Filter banks ... 7.1611 0.0 589 0.0262 0.0043 0.0196 0.0020 0.0047 0.0020 0.1211 0. 188 1 0.0136 0.0032 0.0032 0.0012 0.0004 0.0002 0.0567 0.1 987 0.0025 0.0014 0.0019 0.0061 0.0001 0.0001 0.0 589 0.19...

Ngày tải lên: 08/08/2014, 01:21

... 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...

Ngày tải lên: 08/08/2014, 01:21

... principle, all of them perform 8 x 8 forward 2D DCT on 8x8 image or motion compensated frame difference (MCFD) blocks and obtain the corresponding 8x8 transform or spectral coefficients. ... 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...

Ngày tải lên: 08/08/2014, 01:21

... (3.74) 1 58 CHAPTER 3. THEORY OF SUBBAND DECOMPOSITION approaches, which in turn reveals the connection between block transforms, lapped transforms, and subbands. 3,5.1 The M-Band ... the low-frequency filter energy that spills over into the stopband: 188 CHAPTER 3. THEORY OF SUBBAND DECOMPOSITION and or The implementation of this selection is b...

Ngày tải lên: 08/08/2014, 01:21

... Z~( NI+N '^, where N[ and N% represent the delays in the first and second time-reversal operators. Kronander (ASSP, Sept. 88 ) employed this idea in his perfect reconstruction two-band structure ... {^1,712} can refer to pixel locations in an image. The Z and Fourier transforms (Dudgeon and Mersereau. 1 984 ) are and 3.7. IIR SUBBAND FILTER BANKS 215...

Ngày tải lên: 08/08/2014, 01:21

... 0961046 -0.00115222 485 2 •0.005194524026 0.011362459244 0.0 188 672353 78 -0.057464234429 -0.0396526 485 17 0.29366739 089 5 0.553126452562 0.3071573261 98 -0.0471127 388 65 -0.0 680 381 27051 0.02 781 3640153 0.01773 583 74 38 -0.0107563 185 17 -0.00400101 288 6 0.002652665946 0.00 089 5594529 -0.000416500571 -0.000 183 829769 0.000044 080 354 0.000022 082 857 -0.000002304942 -0.00000126...

Ngày tải lên: 08/08/2014, 01:21

... Narrowband Interference Rejec- tion," IEEE Trans. Communications, Vol. 28, No. 6, pp. 81 6 -82 4, June 1 980 . D. L. Nicholson, Spread Spectrum Signal Design. Computer Science Press, 1 988 . A. ... Transactions on Signal Processing special issue on Theory and Applica- tion of Filter Banks and Wavelet Transforms, April 19 98. W. W. Jones and K. R. Jones,...

Ngày tải lên: 08/08/2014, 01:21