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test.py
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test.py
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import numpy as np
import csv
import tensorflow as tf
import tensorflow.keras.layers
from tensorflow.keras import Model
from tensorflow.python.keras.callbacks import ModelCheckpoint
from Utils.DataUtils import GetDataAndLabelsFromFiles, CreateModelFileNameFromArgs, add_bool_arg, DatasetOptions
from Model import ZhangAttention
from NGramSequenceTransformer import NBeddingTransformer, CharacterLevelTransformer, WeightInitializer
from tensorflow.keras.optimizers import Adam
train_file = 'data/train.csv'
val_file = 'data/test.csv'
out_dir = 'outputs'
CHAR_EMBEDDING_DIM = 69
loss = "binary_crossentropy"
optimizer = "Adam"
LABEL_PHISH = 1
LABEL_LEGIT = 0
PREDICT_BATCH_SIZE = 40000
import argparse
gpus = tf.config.experimental.list_physical_devices('GPU')
tf.config.experimental.set_memory_growth(gpus[0], True)
def get_args():
parser = argparse.ArgumentParser(
"""Extracting Top-K Selected NGrams according tp selected scoring method.""")
parser.add_argument("-d", "--dataset", type=DatasetOptions, default=DatasetOptions.grambeddings,
choices=list(DatasetOptions), help="dataset name")
parser.add_argument("-ad", "--dataset_adv", type=DatasetOptions, default=DatasetOptions.grambeddings_adv,
choices=list(DatasetOptions), help="adversarial dataset name")
parser.add_argument("-o", "--output", type=str, default=out_dir,
help="The output directory where scores will be stored")
# Input ngram selections
parser.add_argument("-n1", "--ngram_1", type=int, default=4, help="Ngram value of first ngram embedding layer")
parser.add_argument("-n2", "--ngram_2", type=int, default=5, help="Ngram value of second ngram embedding layer")
parser.add_argument("-n3", "--ngram_3", type=int, default=6, help="Ngram value of third ngram embedding layer")
# Feature Selection Parameters
parser.add_argument("-maxf", "--max_features", type=int, default=160000, help="Maximum number of features")
parser.add_argument("-madf", "--max_df", type=float, default=0.7, help="Embedding dimension for Embedding Layer")
parser.add_argument("-midf", "--min_df", type=float, default=1e-06, help="Embedding dimension for Embedding Layer")
parser.add_argument("-msl", "--max_seq_len", type=int, default=128,
help="The maximum sequence length to trim our transformed sequences")
add_bool_arg(parser, 'case_insensitive', False)
add_bool_arg(parser, 'warm_start', False)
parser.add_argument("-wm", "--warm_mode", type=WeightInitializer, default=WeightInitializer.randomly_initialize,
choices=list(WeightInitializer), help="The selected Embedding Layer weight initializing "
"method. Only matters when warm_start is set True")
parser.add_argument("-ed", "--embed_dim", type=int, default=15, help="Embedding dimension for Embedding Layer")
parser.add_argument("-aw", "--attn_width", type=int, default=10, help="The attention layer width")
parser.add_argument("-rnn", "--rnn_cell_size", type=int, default=128, help="The recurrent size")
parser.add_argument("-b", "--batch_size", type=int, default=128, help="Batch size")
parser.add_argument("-e", "--epochs", type=int, default=5, help="number of epoch to train our model")
parser.add_argument("-dp", "--save_deep_features", type=int, default=0,
help="Whether save or not logits. 0 False, True Otherwise")
args = parser.parse_args()
return args
def Process(args):
print(args)
# Build and compile model
model_name = CreateModelFileNameFromArgs(opt=args)
file_name = 'outputs/training/models/' + model_name + '.h5'
# file_name = 'outputs/training/models/best_model'
model = tf.keras.models.load_model(file_name, custom_objects={'ZhangAttention': ZhangAttention})
# model.trainable = False
####################################### Loading Dataset #######################################
print('####################################### Loading Dataset #######################################')
feature_selection_file = 'data/' + args.dataset.value + '/train.csv'
test_data_file = 'data/' + args.dataset_adv.value + '/test_aug_mode2.csv'
fs_samples, fs_labels = GetDataAndLabelsFromFiles(feature_selection_file)
adv_samples, adv_labels = GetDataAndLabelsFromFiles(test_data_file)
import random
c = list(zip(adv_samples, adv_labels))
random.shuffle(c)
adv_samples, adv_labels = zip(*c)
adv_samples = list(adv_samples)
adv_labels = np.array(adv_labels)
print('Completed')
################################ Character Level Transformation ################################
print('################################ Character Level Transformation ################################')
transformer_char = CharacterLevelTransformer(args.max_seq_len, embedding_dim=CHAR_EMBEDDING_DIM,
case_insensitive=args.case_insensitive)
char_vocab_size, char_embedding_matrix = transformer_char.Fit()
test_sequences_char = transformer_char.Transform(adv_samples)
print('Completed')
############################### First NGram Input Transformation ###############################
print('############################### First NGram Input Transformation ###############################')
transformer_1 = NBeddingTransformer(
ngram_value=args.ngram_1,
max_num_features=args.max_features,
max_document_length=args.max_seq_len,
min_df=args.min_df,
max_df=args.max_df,
embedding_dim=args.embed_dim,
case_insensitive=args.case_insensitive,
weight_mode=args.warm_mode.value,
)
print("Fitting input data in transformer to select best ngrams for n = ", args.ngram_1)
selected_ngrams_1, selected_ngram_scores_1, weight_matrix_1, vocab_size_1, idf_dict_1 = transformer_1.Fit(
fs_samples, fs_labels)
print("Starting convert train texts to train sequences for n = ", args.ngram_1)
test_sequences_1 = transformer_1.Transform(adv_samples)
print("Reshaping transformed inputs to arrange sizes before using them in Deep Learning Model for n = ",
args.ngram_1)
test_sequences_1 = np.array(test_sequences_1, dtype='float32')
print('Completed')
################################ 2nd NGram Input Transformation ################################
print('################################ 2nd NGram Input Transformation ################################')
transformer_2 = NBeddingTransformer(
ngram_value=args.ngram_2,
max_num_features=args.max_features,
max_document_length=args.max_seq_len,
min_df=args.min_df,
max_df=args.max_df,
embedding_dim=args.embed_dim,
case_insensitive=args.case_insensitive,
weight_mode=args.warm_mode.value,
)
print("Fitting input data in transformer to select best ngrams for n = ", args.ngram_2)
selected_ngrams_2, selected_ngram_scores_2, weight_matrix_2, vocab_size_2, idf_dict_2 = transformer_2.Fit(
fs_samples, fs_labels)
print("Starting convert train texts to train sequences for n = ", args.ngram_2)
test_sequences_2 = transformer_2.Transform(adv_samples)
print("Starting convert validation texts to validation sequences for n = ", args.ngram_2)
print("Reshaping transformed inputs to arrange sizes before using them in Deep Learning Model for n = ",
args.ngram_2)
test_sequences_2 = np.array(test_sequences_2, dtype='float32')
print('Completed')
################################ 3rd NGram Input Transformation ################################
print('################################ 3rd NGram Input Transformation ################################')
transformer_3 = NBeddingTransformer(
ngram_value=args.ngram_3,
max_num_features=args.max_features,
max_document_length=args.max_seq_len,
min_df=args.min_df,
max_df=args.max_df,
embedding_dim=args.embed_dim,
case_insensitive=args.case_insensitive,
weight_mode=args.warm_mode.value,
)
print("Fitting input data in transformer to select best ngrams for n = ", args.ngram_3)
selected_ngrams_3, selected_ngram_scores_3, weight_matrix_3, vocab_size_3, idf_dict_3 = transformer_3.Fit(
fs_samples, fs_labels)
print("Starting convert train texts to train sequences for n = ", args.ngram_3)
test_sequences_3 = transformer_3.Transform(adv_samples)
print("Reshaping transformed inputs to arrange sizes before using them in Deep Learning Model for n = ",
args.ngram_3)
test_sequences_3 = np.array(test_sequences_3, dtype='float32')
print('Completed')
# model.trainable=False
print("asd")
# predict_labels = model.predict([test_sequences_char, test_sequences_1, test_sequences_2, test_sequences_3], verbose = 1)
# metric_acc = tf.keras.metrics.BinaryAccuracy(name='accuracy')
# metric_pre = tf.keras.metrics.Precision(name='precision')
# metric_rcl = tf.keras.metrics.Recall(name='recall')
# metric_auc = tf.keras.metrics.AUC(name='auc')
#
# metric_acc.update_state(test_labels, predict_labels)
# metric_pre.update_state(test_labels, predict_labels)
# metric_rcl.update_state(test_labels, predict_labels)
# metric_auc.update_state(test_labels, predict_labels)
model.trainable = False
model.compile(optimizer=Adam(), loss=loss, metrics=[
tf.keras.metrics.TruePositives(name='tp'),
tf.keras.metrics.FalsePositives(name='fp'),
tf.keras.metrics.TrueNegatives(name='tn'),
tf.keras.metrics.FalseNegatives(name='fn'),
tf.keras.metrics.BinaryAccuracy(name='accuracy'),
tf.keras.metrics.Precision(name='precision'),
tf.keras.metrics.Recall(name='recall'),
tf.keras.metrics.AUC(name='auc'),
])
adv_labels = adv_labels.reshape(-1, 1)
results = model.evaluate([test_sequences_char, test_sequences_1, test_sequences_2, test_sequences_3], adv_labels, batch_size=128)
print(results)
def get_every_n(a, n=PREDICT_BATCH_SIZE):
for i in range(a.shape[0] // n):
yield a[n*i:n*(i+1)]
def GetSpecifiedLayerOutputByName(layer_name, model : tensorflow.keras.models.Model):
for layer in model.layers:
if layer.name == layer_name:
return layer.output
if __name__ == "__main__":
opt = get_args()
Process(opt)