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3D histogram problem when deal with int16 image

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crus
crus on 3 Jun 2013
Hi,everyone I met a strange problem when dealing with a histogram of a 3D image.My purpose is to obtain a histogram of a 3D image.It works well on a standard image,but,occuring problem when applied to another one.following are my images and simple code.
clc; clear;
file1='HFH_001.hdr';
A=analyze75read(file1);
B=A(:);
imhist(B);
>>HFH_001.hdr can be loaded here http://www.kuaipan.cn/home.htm>user_name:616974841@qq.com
password:violence
class(HFH_001.hdr) equals int16,the intensity ranges from 0 to 407.But when applied to the
code,the histogram only have one value:128,I don't know why.Would you help me.
Thanks.

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