[mlpack-svn] [MLPACK] #294: constraints on the covariance matrix in GMM/EMFit
MLPACK Trac
trac at coffeetalk-1.cc.gatech.edu
Wed Jul 3 09:59:22 EDT 2013
#294: constraints on the covariance matrix in GMM/EMFit
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Reporter: hanslovsky | Owner:
Type: enhancement | Status: new
Priority: major | Milestone:
Component: mlpack | Keywords: GMM EMFit covariance constraints
Blocking: | Blocked By:
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Having a way to force constraints on the covariance matrix in GMM/EMFit
would be great.
Useful constraints would be:
-covariance matrix is diagonal
-ratios of eigenvalues are r1, r2, r3, ...
This would allow for injecting prior knowledge about the shape of the
distribution.
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Ticket URL: <http://trac.research.cc.gatech.edu/fastlab/ticket/294>
MLPACK <www.fast-lab.org>
MLPACK is an intuitive, fast, and scalable C++ machine learning library developed at Georgia Tech.
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