python画机器学习ROC曲线

 

# coding:utf-8
import matplotlib
# matplotlib.use("Agg")
import numpy as np
import matplotlib.pyplot as plt
from sklearn.metrics import precision_recall_curve
import pickle as pkl
from tqdm import tqdm
import networkx as nx
import numpy as np
import pandas as pd
import random
import itertools
import math
import gensim
import seaborn  as sns
from utils import *
# from walks import multi_simulate_walks, single_simulate_walks
from sklearn.metrics.pairwise import cosine_similarity
import warnings
warnings.filterwarnings(action='ignore', category=UserWarning, module='gensim')
from sklearn.linear_model import LogisticRegression
from gensim.models import Word2Vec
from gensim.models.word2vec import LineSentence
# from model import structing
data_folder = 'graph/'
attribute_folder = 'attr