[ssml] Matrix manipulation tool

[Robert Citek]

On May 18, 2005, at 4:24 PM, Kevin Karplus wrote:
> Goel, Manisha asked
>> I need to analyse some substitution matrices, like calculate relative
>> entropy and matrix subtractions etc.
>> I was wondering if any simple tool is available for such  
>> calculations or
>> do people always use inhouse mathematics programs to do this ?
>
> It probably takes less time to write your own tiny programs in Perl or
> Python than to find and learn how to use someone else's.
>
> If you want a language with good support for matrices, you could try
> Matlab or even R.

If you don't have Matlab, you could use the Open Source equivalent:  
Octave.

Regards,
- Robert