# training PLDA Z3_train, y_train = make_dnn_prediction(f_z3, X=train, title="TRAIN") print("Z3_train:", Z3_train.shape, y_train.shape) Z3_valid, y_valid = make_dnn_prediction(f_z3, X=valid, title="VALID") print("Z3_valid:", Z3_valid.shape, y_valid.shape) plda = PLDA(n_phi=200, random_state=K.get_rng().randint(10e8), n_iter=12, labels=labels, verbose=0) plda.fit(np.concatenate([Z3_train, Z3_valid], axis=0), np.concatenate([y_train, y_valid], axis=0)) y_pred_log_proba = plda.predict_log_proba(Z3_test) evaluate(y_true=X_test_true, y_pred_log_proba=y_pred_log_proba, labels=labels, title="Test set (PLDA - Latent prediction)", path=os.path.join(EXP_DIR, 'test_latent.pdf')) # ====== visualize ====== # visualize_latent_space(X_org=X_test_data, X_latent=Z1_test, name=X_test_name, labels=X_test_true, title="latent1") visualize_latent_space(X_org=X_test_data, X_latent=Z2_test, name=X_test_name, labels=X_test_true, title="latent2") V.plot_save(os.path.join(EXP_DIR, 'latent.pdf'))
# =========================================================================== y_pred_proba, Z1_test, Z2_test, Z3_test = make_dnn_prediction( functions=[f_pred_proba, f_z1, f_z2, f_z3], X=X_test_data, title='TEST') print("Test Latent:", Z1_test.shape, Z2_test.shape, Z3_test.shape) y_pred = np.argmax(y_pred_proba, axis=-1) evaluate(y_true=X_test_true, y_pred_proba=y_pred_proba, labels=labels, title="Test set (Deep prediction)", path=os.path.join(EXP_DIR, 'test_deep.pdf')) # ====== make a streamline classifier ====== # # training PLDA Z3_train, y_train = make_dnn_prediction(f_z3, X=train, title="TRAIN") print("Z3_train:", Z3_train.shape, y_train.shape) Z3_valid, y_valid = make_dnn_prediction(f_z3, X=valid, title="VALID") print("Z3_valid:", Z3_valid.shape, y_valid.shape) plda = PLDA(n_phi=200, random_state=K.get_rng().randint(10e8), n_iter=12, labels=labels, verbose=0) plda.fit(np.concatenate([Z3_train, Z3_valid], axis=0), np.concatenate([y_train, y_valid], axis=0)) y_pred_log_proba = plda.predict_log_proba(Z3_test) evaluate(y_true=X_test_true, y_pred_log_proba=y_pred_log_proba, labels=labels, title="Test set (PLDA - Latent prediction)", path=os.path.join(EXP_DIR, 'test_latent.pdf')) # ====== visualize ====== # visualize_latent_space(X_org=X_test_data, X_latent=Z1_test, name=X_test_name, labels=X_test_true, title="latent1") visualize_latent_space(X_org=X_test_data, X_latent=Z2_test, name=X_test_name, labels=X_test_true, title="latent2") V.plot_save(os.path.join(EXP_DIR, 'latent.pdf'))
adj_norm_batch, adj_orig_batch, adj_idx = get_consecutive_batch( 0, args.batch_size, adj, adj_norm) features = features_batch feed_dict = construct_feed_dict(adj_norm_batch, adj_orig_batch, features, placeholders) feed_dict.update({placeholders['dropout']: args.dropout}) outs = sess.run([model.reconstructions], feed_dict=feed_dict) reconstructions = outs[0].reshape([args.batch_size, 180, 180]) # Visualize sample full matrix of original, normalized, and reconstructed batches. for i in range(adj_orig_batch.shape[0]): visualize_matrix(adj_orig_batch, i, model_name, 'original_' + str(i)) visualize_matrix(adj_norm_batch, i, model_name, 'normalized_' + str(i)) visualize_matrix(reconstructions, i, model_name, 'reconstruction_' + str(i)) adj_norm_batch, adj_orig_batch, adj_idx = get_random_batch( args.batch_size, adj, adj_norm) features = features_batch feed_dict = construct_feed_dict(adj_norm_batch, adj_orig_batch, features, placeholders) feed_dict.update({placeholders['dropout']: args.dropout}) outs = sess.run([model.z_mean], feed_dict=feed_dict) z = outs[0] # Visualize Latent Space onehot = np.array([0 if idx < 203 else 1 for idx in adj_idx]) visualize_latent_space(z, onehot, model_name)
feed_dict.update({placeholders['dropout']: args.dropout}) outs = sess.run([model.reconstructions, model.z_mean], feed_dict=feed_dict) reconstructions = outs[0].reshape([args.batch_size, 180, 180]) z_mean = outs[1] # Visualize sample full matrix of original, normalized, and reconstructed batches. for i in range(adj_orig_batch.shape[0]): visualize_matrix(adj_orig_batch, i, model_name, 'original_' + str(i)) visualize_matrix(adj_norm_batch, i, model_name, 'normalized_' + str(i)) visualize_matrix(reconstructions, i, model_name, 'reconstruction_' + str(i)) idx_all, z_all = [], [] for i in range(10): adj_norm_batch, adj_orig_batch, adj_idx = get_random_batch( args.batch_size, adj, adj_norm) features = features_batch feed_dict = construct_feed_dict(adj_norm_batch, adj_orig_batch, features, placeholders) feed_dict.update({placeholders['dropout']: args.dropout}) outs = sess.run([model.reconstructions, model.z_mean], feed_dict=feed_dict) idx_all.append(adj_idx) z_all.append(outs[1]) # Visualize Latent Space z = np.array(z_all).reshape(-1, 10) idx = np.array(idx_all).flatten() onehot = np.array([0 if i < 203 else 1 for i in idx_all[0]]) visualize_latent_space(z_all[0], onehot, model_name)