How to convert to nan

FF= [1 2 3 4 5; 6 7 8 9 10; 11 12 13 14 15];

And if n<10, convert n to nan. This is what i want to know

Actually I have 10614X696 double file, I can't convert it respectively.

And I want to convert it to nan in sepcific range.

Thanks.

Answer 1

[David Hill]

FF= [1 2 3 4 5; 6 7 8 9 10; 11 12 13 14 15];
FF(FF>5&FF<14)=nan;

[주희 박]

Thank you so much!!

Answer 2

[Mathieu NOE]

hello

try this

FF= [1 2 3 4 5; 6 7 8 9 10; 11 12 13 14 15];

[i,j] = find(FF > 0 & FF < 10);
FF(i,j) = NaN;

[주희 박]

Thank you :)