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Xu Mingda's Projects

customer_satisfaction_analysis icon customer_satisfaction_analysis

2018年3月参与重庆市在线民宿满意度测评项目,负责数据采集、主题抽取、情感分析等任务。开发的目的是克服用户打分和评论不一致,实时对重庆地区在线民宿的满意度进行评测,使用Python实现了在线评论采集和情感可视化分析。搭建了百度地图POI查询入口,可以进行自动化的批量查询POI信息的功能;构建了基于在线民宿语料的Word2vec主题聚类模型,利用主题中心词能找出对应的主题属性字典;以用户打分作为标注,然后通过实验贝叶斯、SVM、决策树等多种分类模型,最后选用贝叶斯模型进行情感分析,将情感分类概率分布作为情感趋势,最后通过POI热力图的方式对不同地域的民宿满意度进行展示。

foodmapspidernm icon foodmapspidernm

基于python开发爬虫脚本,并使用django,echarts对数据进行分析

housepricing icon housepricing

HousePricing旨在提供房价的可视化预测,帮助用户更好的评估房产和预测未来的价格(dev)

openflights icon openflights

Website for storing flight information, rendering paths on a zoomable world map and calculating statistics, with plenty of free airline, airport and route data.

synthpops icon synthpops

Create synthetic populations for COVID-19 epidemic analyses.

transferlearning icon transferlearning

Transfer learning / domain adaptation / domain generalization / multi-task learning etc. Papers, codes, datasets, applications, tutorials.-迁移学习

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