nasality.py 文件源码

def prepareData(path):
    normal_files = os.listdir(path + "/Normal/")
    nasal_files = os.listdir(path + "/Nasalized/")
    normal_features = np.zeros((1,400))
    normal_labels = np.zeros((1,1))
    nasal_features = np.zeros((1,400))
    nasal_labels = np.zeros((1,1))

    for filename in normal_files:
        (rate, sig) = wav.read(path + "/Normal/" + filename)
        sig = sig[:,0]
        sig = preprocess_sample(sig,rate)
        features, labels = create_labeled_data(sig, nasal=0)
        normal_features = np.append(normal_features,features,axis = 0)
    for filename in nasal_files:
        (rate, sig) = wav.read(path + "/Nasalized/" + filename)
        sig = sig[:,0]
        sig = preprocess_sample(sig,rate)
        features, labels = create_labeled_data(sig, nasal=1)
        nasal_features = np.append(nasal_features,features,axis = 0)
    normal_features = normal_features[1:]
    nasal_features = nasal_features[1:]
    return (normal_features,nasal_features)