trying to change negative values to 0 and positive to 1

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Ayesha Punjabi
Ayesha Punjabi 2019-2-18
编辑： per isakson 2019-2-18
  • i want to change all the positive number in voltsadd matrix to 1 and negative to 0
  • I am using a(a<0) = 0 command but its not working
  • here is the sample of my code
  • voltsadd_val = volts_add;
  • voltsadd_val(voltsadd_val<0) = 0;
  • voltsadd_val(voltsadd_val>0) = 1;
in the image below 12 bit is negative but its not working properly it always shows 1 as the output. Kindly help i dont understand where am i going wrong
matlab.JPG

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回答（1 个）

per isakson
per isakson 2019-2-18
编辑：per isakson 2019-2-18
The problem is somewhere else
>> volts_add = randn(1,6);
>> volts_add( volts_add <= 0 ) = 0
volts_add =
0.5377 1.8339 0 0.8622 0.3188 0
See: Debug a MATLAB Program and Examine Values While Debugging

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