Extracting numbers from a filename

I have a filename (data_23.175_75.125) . I want to extract the numbers from this file name and store them in different variable matrices. How can I do it?

Answer 1

[Akira Agata]

How about using regular expression?

The following is a simple example.

fileName = 'data_23.175_75.125';

num = regexp(fileName,'[\d\.]+','match');
num = str2double(num);

The result is:

>> num

num =

23.1750 75.1250