[SciPy-User] manifold learning tools?

[Tiziano Zito]

> In googling around for manifold learning tools in python  
> (specifically, diffusion maps a la Lafon and Coifman), I see a couple  
> references on Stéfan and Matthieu's web pages, but I'm not sure if  
> anyone has released anything.
> 
> Do you two, or does anyone else, know of any code out there for the  
> basic techniques (isomap / LLE / diffusion maps / etc...)?

LLE [1] and Hessian-LLE [2] are available in MDP [3]. You may be
interested in Growing Neural Gas [4] too.

hth,
tiziano

[1] http://mdp-toolkit.sourceforge.net/node_list.html#mdp.nodes.LLENode
[2] http://mdp-toolkit.sourceforge.net/node_list.html#mdp.nodes.HLLENode
[3] http://mdp-toolkit.sourceforge.net/
[4] http://mdp-toolkit.sourceforge.net/node_list.html#mdp.nodes.GrowingNeuralGasNode