关于word2vec词向量读取

import warnings
import logging
import os.path
import sys
import multiprocessing

import gensim
from gensim.models import Word2Vec
from gensim.models.word2vec import LineSentence
# 忽略警告
warnings.filterwarnings(action='ignore', category=UserWarning, module='gensim')
 
if __name__ == '__main__':
    
    program = os.path.basename(sys.argv[0]) # 读取当前文件的文件名
    logger = logging.getLogger(program)
    logging.basicConfig(format='%(asctime)s: %(levelname)s: %(message)s',level=logging.INFO)
    logger.info("running %s" % ' '.join(sys.argv))
 
    # inp为输入语料, outp1为输出模型, outp2为vector格式的模型
    inp = 'D:/csv/test/test1.txt'
    out_model = 'D:/csv/test/test.model'
    out_vector = 'D:/csv/test/test.vector'
 
    # 训练skip-gram模型
    model = Word2Vec(LineSentence(inp), size=50, window=5, min_count=5,
                     workers=multiprocessing.cpu_count())
 
    # 保存模型
    model.save(out_model)
    # 保存词向量
    model.wv.save_word2vec_format(out_vector, binary=False)

会得到三个文件：.model，.model.syn0.npy，.model.syn1neg.npy，读取就可以：

from gensim.models.deprecated.word2vec import Word2Vec

model = Word2Vec.load('D:/csv/test/text.model') # 3个文件放在一起：.model，.model.syn0.npy，.model.syn1neg.npy

print("read model successful")

另外一种就是获得无后缀的文件，目测这个文件包含了这三个文件的。

import warnings

import gensim
from gensim.models import Word2Vec
from gensim.models.word2vec import LineSentence
# 忽略警告
warnings.filterwarnings(action='ignore', category=UserWarning, module='gensim')

filePath = "D:/csv/test/test1.txt"
sentences =  gensim.models.word2vec.LineSentence(filePath)

model = gensim.models.Word2Vec(sentences, size=100, window=5, min_count=1, workers=4) # 训练模型

model.save('D:/csv/test/test1')

读取时：

import gensim    

inp = 'D:/csv/test/text'  # 读取词向量
model = gensim.models.Word2Vec.load(inp)
print("read model successful")

感谢这里和这里