i have a java program and it call matlab exe file ,but i have a problem in run time it is so so slow .
i need a help in how to make this faster, i will be grateful for any help...plzzzzzz rply

help with what? upgrading your pc? you obviously don't want help in improving your code, since you don't show the code you have now.
you do realize that this might be completely unrelated to your coding, do you?