[Ipopt] Suitability of IPOPT for bundle adjustment problems in open source computer vision

Keir Mierle mierle at gmail.com
Sun Apr 26 06:26:11 EDT 2009

On Sun, Apr 26, 2009 at 3:04 AM, Sebastian Nowozin <nowozin at gmail.com> wrote:
> Keir Mierle wrote:
>> 2. The sparse indefinite solvers that IPOPT requires also don't have a
>> suitable license. This may be a larger problem than 1.
>> Are there packages the IPOPT team is aware of that would be suitable
>> for use in IPOPT but are also liberally licensed? UMFPACK might be
>> sufficient, but I am not sufficiently qualified to say. I understand
>> that this may require writing an interface, and volunteer to do so.
> The MUMPS solver is supported by IpOpt and in the public domain (if used
> without Metis).

Ah, that's excellent. That leaves the issue of CPL and GPL incompatibility.


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