Points to evaluate at. If unspecified, the training data is used.
Returns:
pdf_est: array_like :
Probability density function evaluated at data_predict.
Notes
The probability density is given by the generalized product kernel
estimator:
System Message: WARNING/2 (K_{h}(X_{i},X_{j}) =
\prod_{s=1}^{q}h_{s}^{-1}k\left(\frac{X_{is}-X_{js}}{h_{s}}\right)
)
latex exited with error
[stdout]
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^^M
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Transcript written on math.log.