Re: wavelets

["Doan Hong Nghia" <nghia@telemedia.hu>]

> Date:          Wed, 26 Mar 1997 11:12:33 -0600 (CST)
> Reply-to:      vnsa-l@csd.uwm.edu
> From:          Do Dinh Nghia <don@iem.pw.edu.pl>
> To:            Multiple recipients of list <vnsa-l@csd.uwm.edu>
> Subject:       wavelets

> Cha`o ca'c ba.n!
> 
> To^i co' mo^t. va^n' dde^` muo^n' ddu*o*c. ca'c ban. giu'p ddo*~.
> DDo' la` so-called "wavelets & wavelet transformation"
> To^i dda~ co' trong tay cuo^n' "Approximation Theory,Wavelets & Applications"
> nhu*ng qua? tha^t. to^i ddo.c kho' qu'a vi vo^n' di~ chi? la` nha` ky~ thua^t.
> ma` NATO ANSI Series do ca'c nha` toa'n vie^'t , kha' la` triu` tu*o*ng.(ddo^i'
> vo*i' to^i).
> Bie^n' ddo^i? Fourier thi` chung' to^i , nhu*ng~ nha` ky~ thua^t. dda~ quen 
> va` dda~ co' thua^t. toan' bie^n' ddo^i? Fourier nhanh (FFT) , tha^m. tri' trongMATLAB co' le^nh. FFT va` IFFT(inverce) . Ba?n cha^t' cua? bie^n' ddo^i? Fourierla`xap xi? hoa'(approximation) mo^t. t
>  Gia? su*? ta co' mo^t. chuo^i~ so^' X=[x1 x2 ....xn]T thi` bie^n' ddo^i? WT
> cua? X o* scale s nhu* the^s nao`? Co' cha(ng mo^t. thua^t. toan' bie^n' ddo^i?
> nhanh ?
>  Ra^t' mong nha^.n ddu*o*c. su*. giu'p ddo*~ cua? cac' ban. Chao`!
> 
> 

Dau tuan minh se tra loi cho anh Nghia, anh thay sao, vi tu gio den 
dau tuan sau truong minh nghi xuan, ma minh thi khong co tai lieu 
ve phan nay o nha, mac du day la chuyen mon cua minh :). The co gi 
khoang thu 3-4 anh Nghia nhe.

Than ai,
Doan Hong Nghia