1、 l o 王浩 L null 277160 K null 1 Y V Euclidean E l o M 4 6 s Z E F r o Z s Y t 1 H q B a a a l o r o H B l o 9 7 l o C B l o z m JPEG2000 S L T V M CDF9 7 l o 1 o M 4 6 E Cohen Daubechies 5 null null null m s 024 86 D S M A c I 1004 7077 2010 05 0055 03 0null l o s O q s i O m V 3 s v r E M 1 l o m 1
2、i O K m j S JPEG2000 MPEG4 9 l o m Z E l o m 1 5 B s a m l o B a m a a 此类小波具有线性相位 a a l o 1null l o l o n 5 Sweldens 4 4 6 E 1 B a a l o Cohen Daubechies 5 2 l o K P r o F hn nullhn Z w0 n h2n w1 n nullh2n s Y t 1 y w0 w1 t 1 5 B l o f l o f 3 9 7 l o r o 8 Z E 1 1null 9 7 r o D 4 Z E V 9 7 r o M 1
3、null 2t 14 t 1 null t 1 2 14t t 1 t3 74t2 t 2t t 1 M 1 2null l o 4 6 E B A 5 V P 4 6 3 l o 3 l o Y V M L2 R B F Riesz 即稳 定的小波基 y N 9 7 r o A Cohen Daubechies 5 t S t S t 0 7570 2 059 t 1 t 1 230174 H L CDF9 7 l o CDF9 7 l o z m JPEG2000 S w i P Y r o Y r o 4 h 55 2010 M 10 Oct 2010 27 null 5 JOURNAL
4、OFZAOZHUANGUNIVERSITY Vo l 27NO 5 null l 2008 10 07 T e 1979 3 a q a Z v V Z l o s m 1 3null l o s l o 7 T t 1 k h2n t 2 1 k nullh2n t 2 1 Cohen Daubechies 5 t S t T t V 0 H q l o L E 9 T t K l 0 00014 N H t 1 2632 2null L T s l o B l o z m t 9 9 7 l o r o JPEG2000 S m i CDF9 7 l o 1 k K 4 2 F 2 1nu
5、ll Barbara aGoldhill Lena512 m 1 30 f PSNR 峰值信 噪比 T t 1 m 1 A U Y V 100 t L T 图 1null PSNR与 T t 的关系 Fig 1Relation betwweenPNSR andT t T s V m 1 V A T 1 T t h M r o m PSNR M 6 T t L 0 PSNR m 1 A U T V w T t H PSNR B o PSNR T t h l 7 9 F 8 t M N A o y t 1 Z F null null s t t 1 5 null null t k v H 9 7
6、r o r o W c 9 7 r o N 3 o y t 1 B s 2 2null JPEG2000 S l o r o CDF9 7 l o 1 t1 1 2632 t2 1 2672 N l o 2 F 9 7 r o F s Y 1 2 JPEG2000 S CDF9 7 l o m r T 1 s Y Barbara goldhil l Lena512 Barboon m 1 30 a40 a50 a60 a 80 f JPEG2000 S L L T n V B V 56 2010 M 5 V 1null Lena m l o 1 Table1 Contrast of 1 a 2
7、 and CDF9 7 on Lena 1 l o 1 30 1 40 1 50 1 60 1 80 1 34 2717 32 7476 31 9122 31 1031 29 7758 2 34 2953 32 8019 31 9219 31 0765 29 7812 CDF9 7 34 2878 32 7737 31 9333 31 1000 29 7945 V 2null Barboon m l o 1 Table2Contrastof 1 a 2 andCDF9 7 onBarboon 1 l o 1 30 1 40 1 50 1 60 1 80 1 23 2950 22 6230 22
8、 0782 21 7480 21 2729 2 23 3059 22 6278 21 9945 21 7387 21 1841 CDF9 7 23 2808 22 5932 21 9978 21 7407 21 1574 V 9 7 l o 1 CDF9 7 l o h f m V C M CDF9 7 l o 3null i 4 N l o Z E 7 d B 8 l o 9 7 l o r o B a a l o r o Z E z m 7 m S L F l o r o i B K r T V G 1 N l o a H q a 1 M l o L L q L C V t 1 25 T
9、t 0 00045 N H 4 6 null anull a s Y s T Z E a a a r o 9 7 a Y T l o 如 7 5小波等 i a a 8 1 p I D 1 SweldensW The lifting scheme acustom design construction of biorthogonalwavelets J J App l and Comput Harnull monicAnalysis 1996 3 2 186 200 2 Cohen A andDaubechies I A stability criterion forbiorthogonalwavelet bases and theirrelated subband coding scheme J J DukeMath 1992 68 2 313 335 3 Usevitch B Optimalbit allocation for biorthogonalwavelet coding Proc DCC9 6 1996 387 395 4 成礼智 王红霞 罗永编著 小波的理论与应用 M 北京 科学出版社 2004 205 209 3 I i 57 null l o
