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prepare_dataset.py
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prepare_dataset.py
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import os
from typing import List
import numpy as np
import pandas as pd
import scipy.sparse
from basic_function import extract_id_from_file_name, load_dict, get_root_path
def get_outside_train_features():
train = pd.read_csv(os.path.join(get_root_path(), "features", "safe_type_train.csv"))
train.rename(columns={"id": "file_name"}, inplace=True)
full_features = pd.read_csv(os.path.join(get_root_path(), "features", "outside.csv"), index_col=0)
full_features["file_name"] = full_features["file_name"].map(lambda x: extract_id_from_file_name(x))
test_name_list = load_dict(os.path.join(get_root_path(), "features", "test_name_list"))
test_data = pd.DataFrame(columns=["file_name"], data=np.array(test_name_list))
test_data["file_name"] = test_data["file_name"].map(lambda x: extract_id_from_file_name(x))
# merge
train_data = pd.merge(train, full_features, "left", on="file_name")
test_data = pd.merge(test_data, full_features, "left", on="file_name")
label = train_data["safe_type"]
train_data.drop(columns=["safe_type"], inplace=True)
return train_data, label, test_data
def load_clustering_statics_files():
full_features = pd.read_csv(os.path.join(get_root_path(), "features", "outside_stage2.csv"), index_col=0)
full_features["file_name"] = full_features["file_name"].map(lambda x: extract_id_from_file_name(x))
return full_features
def load_ft_features(feature_files=None):
if feature_files is None:
feature_files = {"black": "black_features.csv", "white": "white_features.csv", "test": "test_features.csv"}
train = pd.read_csv(os.path.join(get_root_path(), "features", "safe_type_train.csv"))
train.rename(columns={"id": "file_name"}, inplace=True)
black_features = pd.read_csv(os.path.join(get_root_path(), "features", feature_files["black"]))
white_features = pd.read_csv(os.path.join(get_root_path(), "features", feature_files["white"]))
full_features = pd.concat([black_features, white_features])
full_features["file_name"] = full_features["file_name"].map(lambda x: extract_id_from_file_name(x))
# load test data
test_data = pd.read_csv(os.path.join(get_root_path(), "features", feature_files["test"]))
test_data["file_name"] = test_data["file_name"].map(lambda x: extract_id_from_file_name(x))
# merge
train_dat = pd.merge(train, full_features, "inner", on="file_name")
label = train_dat["safe_type"]
train_dat.drop(columns=["safe_type"], inplace=True)
return train_dat, label, test_data
def load_runtime_features():
train = pd.read_csv(os.path.join(get_root_path(), "features", "safe_type_train.csv"))
train.rename(columns={"id": "file_name"}, inplace=True)
full_features = pd.read_csv(os.path.join("features", "train_used_time_feauture.csv"))
full_features["file_name"] = full_features["file_name"].map(lambda x: extract_id_from_file_name(x))
# load test data
test_data = pd.read_csv(os.path.join("features", "test_used_time_feauture.csv"))
test_data["file_name"] = test_data["file_name"].map(lambda x: extract_id_from_file_name(x))
# merge
train_dat = pd.merge(train, full_features, "inner", on="file_name")
label = train_dat["safe_type"]
train_dat.drop(columns=["safe_type"], inplace=True)
return train_dat, label, test_data
def load_depth_three_features():
return load_ft_features({"black": "black_features_depth_3.csv", "white": "white_features_depth_3.csv",
"test": "test_features_depth_3.csv"})
def load_nn_features():
train = pd.read_csv(os.path.join(get_root_path(), "features", "safe_type_train.csv"))
train.rename(columns={"id": "file_name"}, inplace=True)
train_features = pd.read_csv(os.path.join(get_root_path(), "features", "train_nn.csv"))
train_features["file_name"] = train_features["file_name"].map(lambda x: extract_id_from_file_name(x))
# load test data
test_data = pd.read_csv(os.path.join(get_root_path(), "features", "test_nn.csv"))
test_data["file_name"] = test_data["file_name"].map(lambda x: extract_id_from_file_name(x))
# merge
train_dat = pd.merge(train, train_features, "inner", on="file_name")
label = train_dat["safe_type"]
train_dat.drop(columns=["safe_type"], inplace=True)
return train_dat, label, test_data
def load_tfidf_features(suffix, type_name=""):
black = scipy.sparse.load_npz(
os.path.join(get_root_path(), "features", "black" + suffix + type_name + ".npz")).toarray()
white = scipy.sparse.load_npz(
os.path.join(get_root_path(), "features", "white" + suffix + type_name + ".npz")).toarray()
test = scipy.sparse.load_npz(
os.path.join(get_root_path(), "features", "test" + suffix + type_name + ".npz")).toarray()
black_l = np.ones((black.shape[0],))
white_l = np.zeros((white.shape[0],))
train_data = pd.DataFrame(np.concatenate((black, white), axis=0))
label = pd.DataFrame(np.concatenate((black_l, white_l), axis=0))
test_df = pd.DataFrame(test)
black_name_list = load_dict(os.path.join(get_root_path(), "features", "black_name_list" + suffix + type_name))
white_name_list = load_dict(os.path.join(get_root_path(), "features", "white_name_list" + suffix + type_name))
train_name_list = np.concatenate((black_name_list, white_name_list), axis=0)
test_name_list = load_dict(os.path.join(get_root_path(), "features", "test_name_list" + suffix + type_name))
train_data["file_name"] = train_name_list
train_data["file_name"] = train_data["file_name"].map(lambda x: extract_id_from_file_name(x))
test_df["file_name"] = test_name_list
test_df["file_name"] = test_df["file_name"].map(lambda x: extract_id_from_file_name(x))
return train_data, label, test_df
def load_autoencoder_features():
features = np.load("train_nn.npy")
print(features.shape)
name = np.load("file_name_list_stage2.npy")
label = np.load("label_nn.npy")
features = pd.DataFrame(data=features)
features["file_name"] = name
features["file_name"] = features["file_name"].map(lambda x: extract_id_from_file_name(x))
"""
useless test_df. just read to avoid error
"""
test = scipy.sparse.load_npz(os.path.join(get_root_path(), "features", "test.npz")).toarray()
test_df = pd.DataFrame(test)
test_name_list = load_dict(os.path.join(get_root_path(), "features", "test_name_list"))
test_df["file_name"] = test_name_list
test_df["file_name"] = test_df["file_name"].map(lambda x: extract_id_from_file_name(x))
return features, label, test_df
def load_stage2_tf_idf(suffix, type_name=""):
stage2 = scipy.sparse.load_npz(
os.path.join(get_root_path(), "features", "stage2" + suffix + type_name + ".npz")).toarray()
train_data = pd.DataFrame(stage2)
stage2_name_list = load_dict(os.path.join(get_root_path(), "features", "stage2_name_list" + suffix + type_name))
train_data["file_name"] = stage2_name_list
train_data["file_name"] = train_data["file_name"].map(lambda x: extract_id_from_file_name(x))
return train_data
def load_nn_stage2_features():
nn_features = np.load("nn_features.npy")
name = np.load("file_name_list_stage2.npy")
train_data = pd.DataFrame(nn_features)
train_data["file_name"] = name
train_data["file_name"] = train_data["file_name"].map(lambda x: extract_id_from_file_name(x))
return train_data
def load_tianchi_tf_idf():
stage2 = scipy.sparse.load_npz(
os.path.join(get_root_path(), "features", "tianchi" + ".npz")).toarray()
train_data = pd.DataFrame(stage2)
stage2_name_list = load_dict(os.path.join(get_root_path(), "features", "tianchi_name_list"))
train_data["file_name"] = stage2_name_list
train_data["file_name"] = train_data["file_name"].map(lambda x: extract_id_from_file_name(x))
tianchi = pd.read_csv("security_train.csv")[["label", "file_id"]].drop_duplicates()
tianchi = tianchi.rename(columns={"file_id": "file_name"})
full = pd.merge(train_data, tianchi, how="left", on="file_name")
label = full["label"]
return train_data, label
def load_tfidf_sparse_features(suffix):
black = scipy.sparse.load_npz(os.path.join(get_root_path(), "black" + suffix + ".npz"))
white = scipy.sparse.load_npz(os.path.join(get_root_path(), "white" + suffix + ".npz"))
test = scipy.sparse.load_npz(os.path.join(get_root_path(), "test" + suffix + ".npz"))
white_file_id = load_dict("white_name_list")
black_file_id = load_dict("black_name_list")
black_l = np.ones((black.shape[0],))
white_l = np.zeros((white.shape[0],))
train_data = scipy.sparse.vstack([black, white])
label = pd.DataFrame(np.concatenate((black_l, white_l), axis=0))
test_df = test
file_id = load_dict(os.path.join(get_root_path(), "test_name_list" + suffix))
return train_data, label, test_df, file_id, np.array(black_file_id + white_file_id)
def merge_features(features: List):
train_data, label, test_data = features.pop(0)
train_data["label"] = label
for i in range(len(features)):
train_data = pd.merge(train_data, features[i][0], how="left", on="file_name")
test_data = pd.merge(test_data, features[i][2], how="left", on="file_name")
label = train_data["label"]
train_data.drop(columns=["label"], inplace=True)
return train_data, label, test_data
def drop_id(features: List):
features[0].drop(columns=["file_name"], inplace=True)
features[2].drop(columns=["file_name"], inplace=True)
return features
if __name__ == '__main__':
train_data = load_stage2_tf_idf("1000")