剪切波变换 （shearlet transform）

剪切波变换 shearlet transform

function f=bump（xlbub）
% function:
%        bump
% input:
%        x: （lbub）
%        [lbub]: the bound of interval
% output:
%        f: C（lbup）;
% Subfunction: （none）
%----------------------------------------
% Principle: x in [lbub]
% Application: construct a bump funciton
% Attention: 
% Example: 
% See also smooth
%----------------------------------------
% Designer: ---
% Date: 10-Sep-2009

if nargin==1lb=-1;ub=1;            % default interval
elseif nargin==0
    lb=-1;ub=1;x=linspace（lbub100）;     
end

x=2*（x-lb）/（ub-lb）-1;
L=length（x）;
f=zeros（1L）;
for i=1:L
    if lb        f（i）=exp（-1/（1-x（i）^2））;
    end
end

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     文件         686  2010-01-01 09:26  shear let\shearlet\bump.m
     文件        4126  2009-12-31 11:06  shear let\shearlet\exper.m
     文件         220  2009-12-22 16:29  shear let\shearlet\Fpsi1_0.m
     文件         451  2009-12-10 19:19  shear let\shearlet\Fpsi1_1.m
     文件         399  2009-12-18 15:58  shear let\shearlet\Fpsi1_2.m
     文件         215  2009-12-22 16:31  shear let\shearlet\Fpsi2_0.m
     文件         636  2009-12-13 12:30  shear let\shearlet\Fpsi2_1.m
     文件         371  2009-12-18 16:03  shear let\shearlet\Fpsi2_2.m
     文件         446  2009-12-24 20:29  shear let\shearlet\Fu.m
     文件         275  2010-01-01 09:26  shear let\shearlet\guide.txt
     文件         576  2009-12-27 16:12  shear let\shearlet\hfilt.m
     文件        1347  2009-12-27 13:17  shear let\shearlet\phi.m
     文件        1861  2009-12-31 11:10  shear let\shearlet\psi.m
     文件         978  2010-01-01 09:26  shear let\shearlet\smooth.m
     文件        2778  2009-12-27 19:23  shear let\shearlet\wfilt.m
     文件      206268  2010-01-19 14:26  shearlet\新建文件夹\Shearlet  Transform.pdf
     文件      281285  2010-01-19 14:24  shearlet\新建文件夹\Shearlet Transform.pdf