diff options
author | Samuel Fadel <samuelfadel@gmail.com> | 2015-05-30 02:00:08 -0300 |
---|---|---|
committer | Samuel Fadel <samuelfadel@gmail.com> | 2015-05-30 02:00:08 -0300 |
commit | 4e0b46a727f6ea727b9e7920150609c58ce65fce (patch) | |
tree | 9ef92bc738950fdb40a4a89ccb262f82a7551646 /mp.h | |
parent | 992ad77b19550b0db4c0d992683509e2b4266374 (diff) |
Added tSNE. Code improvements.
Diffstat (limited to 'mp.h')
-rw-r--r-- | mp.h | 6 |
1 files changed, 5 insertions, 1 deletions
@@ -2,11 +2,15 @@ namespace mp { -static const double EPSILON = 1e-3; double euclidean(const arma::rowvec &x1, const arma::rowvec &x2); arma::mat dist(const arma::mat &X, double (*distCalc)(const arma::rowvec &, const arma::rowvec &) = euclidean); + arma::mat lamp(const arma::mat &X, const arma::uvec &sampleIndices, const arma::mat &Ys); void lamp(const arma::mat &X, const arma::uvec &sampleIndices, const arma::mat &Ys, arma::mat &Y); + arma::mat forceScheme(const arma::mat &D, arma::mat &Y, size_t maxIter = 20, double tol = 1e-3, double fraction = 8); +arma::mat tSNE(const arma::mat &X, arma::uword k = 2, double perplexity = 30, arma::uword nIter = 1000); +void tSNE(const arma::mat &X, arma::mat &Y, double perplexity = 30, arma::uword nIter = 1000); + } // namespace mp |