How to randomly and uniquely select 2000 samples from an array with 1x460800.

Any help much appreciated.

Answer 1

[madhan ravi]

val(randperm(numel(val),2000))

[Md Imp]

Thank you Madhan Ravi, appreciate it!

Answer 2

[Alex Mcaulley]

Being A your array and N the number of random samples you want:

B = A(randperm(numel(A),N));

[Md Imp]

Thank you too Alex!