PW initialization

[kdgutier]

This change does not affect high-level functionalities.
It is iterative work towards refactorization of the core's reconcile function.

• Added P,W matrices to ProbReconciler's initialization.
• Homogeneizing ProbReconciler's get_samples and get_prediction_levels methods.
• Momentarily hacked _reconcile function to inherit P,W into ProbReconciler class.
• Deprecated boostrap-mean from PERMBU, and Bootstrap reconcilers for original mean.
• Rerun PERMBU/Bootstrap example nbs to account for deprecated bootstrap-mean.
• Changed n_samples argument name to num_samples to match that of NeuralForecast.

PENDING:

• Continue homogeneization of ProbReconciler's methods.
• Change order of instantiation of MeanReconciler, followed by ProbReconcilers in core.
• Add get_samples to Normality ProbReconciler.

[review-notebook-app]

Check out this pull request on 

See visual diffs & provide feedback on Jupyter Notebooks.

---

Powered by ReviewNB