Ejemplo n.º 1
0
from utils.models import cnn_midfusion_model_v2, lstm_model

import sys
import math
import numpy as np
import os

if __name__ == "__main__":
    dataset = sys.argv[1]
    method = sys.argv[2]
    proto_num = int(sys.argv[3])
    os.environ["CUDA_VISIBLE_DEVICES"] = sys.argv[4]

    max_seq_lenth = max_seq_len(dataset)
    nb_class = nb_classes(dataset)
    dim_num = nb_dims(dataset)
    nb_cnn = int(round(math.log(max_seq_lenth, 2)) - 3)

    #model = cnn_raw_model(nb_cnn, proto_num, max_seq_lenth, nb_class)
    #model = cnn_dtwfeatures_model(nb_cnn, proto_num, max_seq_lenth, nb_class)
    #model = cnn_earlyfusion_model(nb_cnn, proto_num, max_seq_lenth, nb_class)
    model = cnn_midfusion_model_v2(nb_cnn, dim_num, proto_num, max_seq_lenth,
                                   nb_class)
    #model = cnn_latefusion_model(nb_cnn, proto_num, max_seq_lenth, nb_class)

    print("Number of Pooling Layers: %s" % str(nb_cnn))

    train_model(model,
                dataset,
                method,
                proto_num,
Ejemplo n.º 2
0
def load_dataset_at(index,
                    method,
                    proto_num,
                    normalize_timeseries=False,
                    verbose=True) -> (np.array, np.array):
    dim = nb_dims(index)

    train_data1 = "data/all-raw-train-data-%s-%s-%s.txt" % (index, method,
                                                            str(proto_num))
    test_data1 = "data/all-raw-test-data-%s-%s-%s.txt" % (index, method,
                                                          str(proto_num))

    train_data2 = "data/all-dtw_features-train-data-%s-%s-%s.txt" % (
        index, method, str(proto_num))
    test_data2 = "data/all-dtw_features-test-data-%s-%s-%s.txt" % (
        index, method, str(proto_num))

    train_labels = "data/all-train-label-%s-%s-%s.txt" % (index, method,
                                                          str(proto_num))
    test_labels = "data/all-test-label-%s-%s-%s.txt" % (index, method,
                                                        str(proto_num))

    is_timeseries = True  # assume all input data is univariate time series

    if os.path.exists(train_data1):
        df = pd.read_csv(train_data1,
                         delimiter=' ',
                         header=None,
                         encoding='latin-1')
    else:
        raise FileNotFoundError('File %s not found!' % (train_data1))
    X_train1 = df.values
    X_train1 = np.reshape(
        X_train1,
        (np.shape(X_train1)[0], dim, int(np.shape(X_train1)[1] / (dim))))

    if normalize_timeseries:
        X_train1_min = np.min(X_train1)
        X_train1_max = np.max(X_train1)
        X_train1 = 2. * (X_train1 - X_train1_min) / (X_train1_max -
                                                     X_train1_min) - 1.

    if os.path.exists(train_data2):
        df = pd.read_csv(train_data2,
                         delimiter=' ',
                         header=None,
                         encoding='latin-1')
    else:
        raise FileNotFoundError('File %s not found!' % (train_data2))

    X_train2 = df.values
    X_train2 = np.reshape(X_train2, (np.shape(X_train2)[0], proto_num,
                                     int(np.shape(X_train2)[1] / (proto_num))))

    if normalize_timeseries:
        X_train2_min = np.min(X_train2)
        X_train2_max = np.max(X_train2)
        X_train2 = 2. * (X_train2 - X_train2_min) / (X_train2_max -
                                                     X_train2_min) - 1.

    if os.path.exists(train_labels):
        df = pd.read_csv(train_labels,
                         delimiter=' ',
                         header=None,
                         encoding='latin-1')
    else:
        raise FileNotFoundError('File %s not found!' % (train_labels))

    y_train = df[[1]].values

    no_classes = nb_classes(index)  #len(np.unique(y_train))

    if os.path.exists(test_data1):
        df = pd.read_csv(test_data1,
                         delimiter=' ',
                         header=None,
                         encoding='latin-1')
    else:
        raise FileNotFoundError('File %s not found!' % (test_data1))
    X_test1 = df.values
    X_test1 = np.reshape(
        X_test1,
        (np.shape(X_test1)[0], dim, int(np.shape(X_test1)[1] / (dim))))

    if normalize_timeseries:
        X_test1 = 2. * (X_test1 - X_train1_min) / (X_train1_max -
                                                   X_train1_min) - 1.

    if os.path.exists(test_data2):
        df = pd.read_csv(test_data2,
                         delimiter=' ',
                         header=None,
                         encoding='latin-1')
    else:
        raise FileNotFoundError('File %s not found!' % (test_data2))

    X_test2 = df.values
    X_test2 = np.reshape(X_test2, (np.shape(X_test2)[0], proto_num,
                                   int(np.shape(X_test2)[1] / (proto_num))))

    if normalize_timeseries:
        X_test2 = 2. * (X_test2 - X_train2_min) / (X_train2_max -
                                                   X_train2_min) - 1.

    if os.path.exists(test_labels):
        df = pd.read_csv(test_labels,
                         delimiter=' ',
                         header=None,
                         encoding='latin-1')
    else:
        raise FileNotFoundError('File %s not found!' % (test_labels))

    y_test = df[[1]].values

    if verbose:
        print("Finished loading test dataset..")
        print()
        print("Number of train samples : ", X_train1.shape[0],
              "Number of test samples : ", X_test1.shape[0])
        print("Number of classes : ", no_classes)
        print("Sequence length : ", X_train1.shape[-1])

    return X_train1, X_train2, y_train, X_test1, X_test2, y_test, is_timeseries