基于机器学习的商品评论情感分析-毕业设计项目.zip

上传者: 55305220 | 上传时间: 2022-12-13 13:26:04 | 文件大小: 66.66MB | 文件类型: ZIP
基于机器学习的商品评论情感分析——毕业设计项目.zip从淘宝爬取评论 使用Selenium模拟真实登录行为,并爬取数据。 数据清理 如果文本中有“666“,”好好好“等无用词语,去掉评论中的标点符号。 分词 使用jieba精确模式进行分词,构造词典 将词汇向量化 创建词语字典,并返回每个词语的索引,词向量,以及每个句子所对应的词语索引 分类模型对比 SVM vs LSTM 基于机器学习的商品评论情感分析——毕业设计项目.zip从淘宝爬取评论 使用Selenium模拟真实登录行为,并爬取数据。 数据清理 如果文本中有“666“,”好好好“等无用词语,去掉评论中的标点符号。 分词 使用jieba精确模式进行分词,构造词典 将词汇向量化 创建词语字典,并返回每个词语的索引,词向量,以及每个句子所对应的词语索引 分类模型对比 SVM vs LSTM 基于机器学习的商品评论情感分析——毕业设计项目.zip从淘宝爬取评论 使用Selenium模拟真实登录行为,并爬取数据。 数据清理 如果文本中有“666“,”好好好“等无用词语,去掉评论中的标点符号。 分词 使用jieba精确

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