基于多进制小波变换的图象放大方法-PolyUIRA.PDF

7 ( A)　 3 V o l. 7( A ) , N o. 3 2002 3 Journal of Imag e and Graphics M a r. 2002 1) , 2) 1) 1) 2) 1) 朱长青 　王　倩　陈　虹 　史文中　王耀革 1) ( 209, 　450052) 2) (,) 　　., ,, , , . 　　　　 T P39 1. 41　　 A　　 100 6-8961( 2002) 0 3-0261-06 Image Magnification Method based on - Multi band Wavelet Transformation 1) , 2) 1) 1) 2) 1) Z HU Ch ang -qing , W AN G Qia n , CHEN Hong , SHI W en -zhong , W AN G Y ao-ge 1) ( Institute of Survey ing and Mapp ing , Inf ormation Engineering University , Zhengzhou 450052) 2) ( Dep artmen t of Land Survey ing and Geo-Inf ormatics The Hong ong Poly technic Un iversity , Hong K ong ) 　 - 2- Abstract M ulti b and w avelet is a new ly dev elop ed br anch of w av elet ana ly sis a nd is sup erio r to b and w av elet in , . - ter m s of symm e try comp act suppo rt and smo o th ness The re h av e been m any stu dies o n multi b and w av elet s theo ry and a pplica tio ns in the recent yea rs. In this pa per , b ased o n multi-ba nd w av ele t tran sf o rm ation and inter po la tio n theo r y, a new approach to mag nify im ag es is intr