目 录
摘 要............................................................................................................................1
Abstract.........................................................................................................................2
1 绪论.............................................................................................................................4
1.1 研究目的和意义 ..................................................................................................4
1.2 国内外相关研究 ..................................................................................................4
1.3 本文结构安排 ......................................................................................................5
2 相关技术和知识概述.................................................................................................7
2.1 Flask 框架.............................................................................................................7
2.2 pandas ...................................................................................................................7
2.3 sklearn...................................................................................................................7
2.4 Bootstrap...............................................................................................................7
2.5 SQLite 数据库......................................................................................................7
2.6 预测算法 ..............................................................................................................8
2.6.1 基本原理........................................................................................................8
2.6.2 实现过程........................................................................................................8
3 陕西二手房可视化预测与分析的需求和可行性分析...........................................10
3.1 系统需求分析 ....................................................................................................10
3.2 可行性分析 ........................................................................................................10
3.2.1 技术可行性..................................................................................................10
3.2.2 操作可行性..................................................................................................11
3.2.3 经济可行性..................................................................................................11
4 概要设计...................................................................................................................13
4.1 数据爬取流程图 ................................................................................................13
4.2 系统功能设计 ....................................................................................................14
5 数据爬取和可视化的实现.......................................................................................16
5.1 数据来源 ............................................................................................................16
5.2 随机森林模型 ....................................................................................................16
5.3 可视化首页 ........................................................................................................16
5.4 房价预测 ............................................................................................................18
5.5 二手房信息数据查看 ........................................................................................19
5.6 大屏可视化 ........................................................................................................20
6 总结与展望...............................................................................................................21
参考文献......................................................................................................................23
致谢..............................................................................................................................24
