New translations model_selection_old.py (French)

lang/fr/gklearn/examples/kernels/model_selection_old.py

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+# -*- coding: utf-8 -*-
+"""model_selection_old.ipynb
+
+Automatically generated by Colaboratory.
+
+Original file is located at
+    https://colab.research.google.com/drive/1uVkl7scNgEPrimX8ks6iEC5ijuhB8L_D
+
+**This script demonstrates how to compute a graph kernel.**
+---
+
+**0.   Install `graphkit-learn`.**
+"""
+
+"""**1. Perform model seletion and classification.**"""
+
+from gklearn.utils import model_selection_for_precomputed_kernel
+from gklearn.kernels import untilhpathkernel
+import numpy as np
+
+# Set parameters.
+datafile = '../../../datasets/MUTAG/MUTAG_A.txt'
+param_grid_precomputed = {'depth': np.linspace(1, 10, 10),
+                          'k_func': ['MinMax', 'tanimoto'],
+                          'compute_method': ['trie']}
+param_grid = {'C': np.logspace(-10, 10, num=41, base=10)}
+
+# Perform model selection and classification.
+model_selection_for_precomputed_kernel(
+	datafile, # The path of dataset file.
+	untilhpathkernel, # The graph kernel used for estimation.
+	param_grid_precomputed, # The parameters used to compute gram matrices.
+	param_grid, # The penelty Parameters used for penelty items.
+	'classification', # Or 'regression'.
+	NUM_TRIALS=30, # The number of the random trials of the outer CV loop.
+	ds_name='MUTAG', # The name of the dataset.
+	n_jobs=1,
+	verbose=True)