Re: Generalized Eigenvalue problem

Posted by Arttu Miettinen on Feb 25, 2010; 3:17pm
URL: http://imagej.273.s1.nabble.com/Generalized-Eigenvalue-problem-tp3689188p3689195.html

Hi,

It works in Java, too. I can send anybody interested the required
libraries (including JLAPACK) and Java implementation of MATLAB eig
command off-list. Just drop me a line of e-mail.

- Arttu Miettinen

> Hei Arttu
>
> Thanks for the link.  If anyone manages to port this to Java, I'd be
> interested to use it (as Tamjid noticed, I hit this problem while
> porting some MATLAB for ellipse fitting).
>
> Michael
>
> Arttu Miettinen wrote:
>> Hi,
>>
>> See function DGGEV in LAPACK or JLAPACK. That should be the LAPACK
>> function behind MATLAB's eig (at least in some version of MATLAB).
>>
>> http://netlib.org/lapack/double/dggev.f
>>
>>
>> - Arttu Miettinen
>>
>>
>>
>>> Dear All
>>>
>>>        in an ImageJ application, I am after solving generalized
>>> eigenvalue problem.
>>>
>>> I was trying to find it in JAMA, JAMPACK, JLAPACK ... to use - but
>>> could
>>> not find it.
>>>
>>> I can only use it in MATLAB (e.g. [V, D] = eig (A, B) ) and most likely
>>> LAPACK has it.
>>>
>>> But, is there a java package or java code available for solving
>>> generalized eigenvalue problem?  - Any help is much appreciated.
>>>
>>> Thanks
>>> Tamjid
>