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eigenvalue decomposition of psi2

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James Hensman 2013-05-01 15:08:55 +01:00
parent db3646c3f3
commit 9df555b51b
4 changed files with 19 additions and 7 deletions
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5
GPy/examples/dimensionality_reduction.py
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@ -176,12 +176,13 @@ def bgplvm_simulation_matlab_compare():
Y = sim_data['Y']
S = sim_data['S']
mu = sim_data['mu']
M, [_, Q] = 20, mu.shape
M, (_, Q) = 30, mu.shape
from GPy.models import mrd
from GPy import kern
reload(mrd); reload(kern)
k = kern.rbf(Q, ARD=True) + kern.bias(Q, np.exp(-2)) + kern.white(Q, np.exp(-2))
#k = kern.rbf(Q, ARD=True) + kern.bias(Q, np.exp(-2)) + kern.white(Q, np.exp(-2))
k = kern.linear(Q, ARD=True) + kern.bias(Q, np.exp(-2)) + kern.white(Q, np.exp(-2))
m = Bayesian_GPLVM(Y, Q, init="PCA", M=M, kernel=k,
# X=mu,
# X_variance=S,