How to map the values from 0-320 to 0-29

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kintali narendra
kintali narendra 2016-11-16
编辑： per isakson 2016-11-16
Hi, I want to map values using matlab, but I don't know,How to do it. I want to map 0-320 to 0-29.There are many such mappings which I want to, Please tell me how to do it. Thanks
  2 个评论
KSSV
KSSV 2016-11-16
What do you mean by mapping? Can you given an example?
per isakson
per isakson 2016-11-16
编辑：per isakson 2016-11-16
Something like this?
>> map = @(x) 0 + ((29-0)/(320-0)).*x;
>> map(0)
ans =
0
>> map(320)
ans =
29
>> map(0:80:320)
ans =
0 7.2500 14.5000 21.7500 29.0000

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回答（1 个）

Massimo Zanetti
Massimo Zanetti 2016-11-16
Just multiply your values by 29/320;
k = 29/320;
%generate some random numbers between 0 and 320
x = 320*rand(5);
%map them to [0,29]
y = k*x

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