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@ -35,8 +35,8 @@ class StructureEstimator: |
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complete_graph.add_nodes_from(node_ids) |
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complete_graph.add_edges_from(itertools.permutations(node_ids, 2)) |
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return complete_graph |
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def complete_test(self, tmp_df, test_parent, test_child, parent_set): |
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#TODO Tutti i valori che riguardano il test child possono essere settati una volta sola |
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def complete_test(self, tmp_df, test_parent, test_child, parent_set, child_states_numb): |
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p_set = parent_set[:] |
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complete_info = parent_set[:] |
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complete_info.append(test_parent) |
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@ -80,13 +80,14 @@ class StructureEstimator: |
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v1 = v2[v2.Name != test_parent] |
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#print("D1", d1) |
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#print("V1", v1) |
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#TODO il numero di variabili puo essere passato dall'esterno |
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s1 = st.Structure(d1, v1, self.sample_path.total_variables_count) |
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g1 = ng.NetworkGraph(s1) |
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g1.init_graph() |
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p1 = pe.ParametersEstimator(self.sample_path, g1) |
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p1.init_sets_cims_container() |
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p1.compute_parameters_for_node(test_child) |
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sofc1 = p1.sets_of_cims_struct.sets_of_cims[s1.get_positional_node_indx(test_child)] |
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sofc1 = p1.sets_of_cims_struct.sets_of_cims[g1.get_positional_node_indx(test_child)] |
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if not p_set: |
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self.cache.put(test_child, sofc1) |
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else: |
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@ -107,7 +108,7 @@ class StructureEstimator: |
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p2.compute_parameters_for_node(test_child) |
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sofc2 = p2.sets_of_cims_struct.sets_of_cims[s2.get_positional_node_indx(test_child)]""" |
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if not sofc2: |
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print("Cache Miss SOC2") |
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#print("Cache Miss SOC2") |
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#parent_set.append(test_parent) |
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#d2 = tmp_df.loc[tmp_df['From'].isin(p_set)] |
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#v2 = self.sample_path.structure.variables_frame.loc[ |
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@ -121,7 +122,7 @@ class StructureEstimator: |
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p2 = pe.ParametersEstimator(self.sample_path, g2) |
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p2.init_sets_cims_container() |
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p2.compute_parameters_for_node(test_child) |
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sofc2 = p2.sets_of_cims_struct.sets_of_cims[s2.get_positional_node_indx(test_child)] |
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sofc2 = p2.sets_of_cims_struct.sets_of_cims[g2.get_positional_node_indx(test_child)] |
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if p_set: |
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#set_p_set = set(p_set) |
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self.cache.put(set(p_set), sofc2) |
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@ -134,15 +135,19 @@ class StructureEstimator: |
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#cim2 = sofc2.actual_cims[j] |
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#print(indx) |
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#print("Run Test", i, j) |
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if not self.independence_test(test_child, cim1, sofc2.actual_cims[j]): |
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if not self.independence_test(child_states_numb, cim1, sofc2.actual_cims[j]): |
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return False |
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return True |
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def independence_test(self, tested_child, cim1, cim2): |
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r1s = cim1.state_transition_matrix.diagonal() |
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r2s = cim2.state_transition_matrix.diagonal() |
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F_stats = cim2.cim.diagonal() / cim1.cim.diagonal() |
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child_states_numb = self.sample_path.structure.get_states_number(tested_child) |
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def independence_test(self, child_states_numb, cim1, cim2): |
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M1 = cim1.state_transition_matrix |
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M2 = cim2.state_transition_matrix |
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r1s = M1.diagonal() |
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r2s = M2.diagonal() |
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C1 = cim1.cim |
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C2 = cim2.cim |
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F_stats = C2.diagonal() / C1.diagonal() |
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#child_states_numb = self.sample_path.structure.get_states_number(tested_child) |
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for val in range(0, child_states_numb): |
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if F_stats[val] < f_dist.ppf(self.exp_test_sign / 2, r1s[val], r2s[val]) or \ |
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F_stats[val] > f_dist.ppf(1 - self.exp_test_sign / 2, r1s[val], r2s[val]): |
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@ -150,9 +155,9 @@ class StructureEstimator: |
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return False |
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#M1_no_diag = self.remove_diagonal_elements(cim1.state_transition_matrix) |
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#M2_no_diag = self.remove_diagonal_elements(cim2.state_transition_matrix) |
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M1_no_diag = cim1.state_transition_matrix[~np.eye(cim1.state_transition_matrix.shape[0], dtype=bool)].reshape(cim1.state_transition_matrix.shape[0], -1) |
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M2_no_diag = cim2.state_transition_matrix[~np.eye(cim2.state_transition_matrix.shape[0], dtype=bool)].reshape( |
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cim2.state_transition_matrix.shape[0], -1) |
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M1_no_diag = M1[~np.eye(M1.shape[0], dtype=bool)].reshape(M1.shape[0], -1) |
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M2_no_diag = M2[~np.eye(M2.shape[0], dtype=bool)].reshape( |
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M2.shape[0], -1) |
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chi_2_quantile = chi2_dist.ppf(1 - self.chi_test_alfa, child_states_numb - 1) |
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""" |
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Ks = np.sqrt(cim1.state_transition_matrix.diagonal() / cim2.state_transition_matrix.diagonal()) |
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@ -181,6 +186,7 @@ class StructureEstimator: |
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tests_parents_numb = len(u) |
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complete_frame = self.complete_graph_frame |
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test_frame = complete_frame.loc[complete_frame['To'].isin([var_id])] |
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child_states_numb = self.sample_path.structure.get_states_number(var_id) |
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b = 0 |
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while b < len(u): |
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#for parent_id in u: |
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@ -198,7 +204,7 @@ class StructureEstimator: |
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for parents_set in S: |
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#print("Parent Set", parents_set) |
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#print("Test Parent", u[parent_indx]) |
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if self.complete_test(test_frame, u[parent_indx], var_id, parents_set): |
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if self.complete_test(test_frame, u[parent_indx], var_id, parents_set, child_states_numb): |
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#print("Removing EDGE:", u[parent_indx], var_id) |
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self.complete_graph.remove_edge(u[parent_indx], var_id) |
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#print(self.complete_graph_frame) |
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