evomap.mapping
Contents
evomap.mapping
#
Subpackages#
Submodules#
Package Contents#
Classes#
EvoMap Interface. Implements default functions shared by all |
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EvoMap Interface. Implements default functions shared by all |
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EvoMap Interface. Implements default functions shared by all |
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- class evomap.mapping.CMDS(n_dims=2)[source]#
- static _cmdscale(D, n_dims)[source]#
Classical multidimensional scaling (MDS)
- Parameters
D ((n, n) array) – Symmetric distance matrix.
- Returns
Y ((n, p) array) – Configuration matrix. Each column represents a dimension. Only the p dimensions corresponding to positive eigenvalues of B are returned. Note that each dimension is only determined up to an overall sign, corresponding to a reflection.
e ((n,) array) – Eigenvalues of B.
- class evomap.mapping.EvoMDS(alpha=0, p=1, n_dims=2, metric=True, n_iter=2000, n_iter_check=50, init=None, verbose=0, optim='GD', input_type='distance', maxhalves=5, tol=0.001, n_inits=1, step_size=1, max_tries=5)[source]#
Bases:
evomap.mapping.evomap._core.EvoMap
EvoMap Interface. Implements default functions shared by all implementation in its child classes.
- class evomap.mapping.EvoSammon(alpha=0, p=1, n_dims=2, n_iter=2000, n_iter_check=50, init=None, verbose=0, input_type='distance', maxhalves=5, tol=0.001, n_inits=1, step_size=1, max_tries=5)[source]#
Bases:
evomap.mapping.evomap._core.EvoMap
EvoMap Interface. Implements default functions shared by all implementation in its child classes.
- class evomap.mapping.EvoTSNE(alpha=0, p=1, n_dims=2, perplexity=15, stop_lying_iter=250, early_exaggeration=4, eta='auto', initial_momentum=0.5, final_momentum=0.8, n_iter=2000, n_iter_check=50, init=None, verbose=0, input_type='distance', maxhalves=5, tol=0.001, n_inits=1, max_tries=5)[source]#
Bases:
evomap.mapping.evomap._core.EvoMap
EvoMap Interface. Implements default functions shared by all implementation in its child classes.
- class evomap.mapping.Sammon(n_dims=2, n_iter=2000, n_iter_check=50, init=None, verbose=0, input_type='distance', maxhalves=5, tol=0.001, n_inits=1, step_size=1)[source]#