毕业设计:基于微博的舆情分析系统

上传者: yushaoyyds | 上传时间: 2025-03-23 23:55:16 | 文件大小: 17.17MB | 文件类型: ZIP
技术:基于python微博舆情分析可视化系统+爬虫+情感分析,含有代码注释,新手也可看懂,毕业设计、期末大作业、课程设计、高分必看,下载下来,简单部署,就可以使用。该项目系统功能完善、界面美观、操作简单、功能齐全、管理便捷可以作为毕设、期末大作业使用。 国内有多家大型社交媒体平台,微博是其中的一员。在微博中,一条微博内容包括微博用户、微博内容、发布时间、转发数、评论数、点赞数、用户地理位置。编写设计爬虫程序和话题抽取方法,以及情感分析算法、对信息进行预处理、清洗、并进行话题下用户情感倾向性判断等,最终实现对微博舆情分析系统的可视化。 要求: 1.目标网站:htts://weibo.com 2.详细分析该网站的html结构,并设计合适的爬虫策略,对全网内容进行爬取; 3.利用爬取的内容构建语料库,语料库字段包括微博内容,发布用户,用户性别,发布位置等; 4.利用合适的聚类方法对微博话题进行抽取,提取微博话题前十的话题内容; 5.对前十话题中的内容选择合适的模型进行情感分析,判断用户对该话题的态度; 6.数据可视化:生成微博话题柱状图,以及各个话题下的用户分布图等。

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