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jdata's Introduction

JDATA算法大赛 - group 随便你们吧

目前进度

哇我也不知道写百分之几好, 当前排名287, 看着办吧

Todo List

数据预处理

  • 观察
  • 缺失值补充
  • 噪声分析
  • 一致化
  • 正则化
  • 数据规约
  • 特征分析
  • 新特征构造
  • 数据降维

模型构建

  • 把问题抽象为寻找样本空间X到结果空间Y的映射F
  • 确定样本空间X
  • 确定结果空间Y
  • 选择构建映射F的方式:
    • 监督学习
    • 半监督学习
    • 无监督学习

用户聚类

 待补充

商品聚类

 待补充

推荐算法实现

 待补充, 目前想法是生成决策树, 还有用上关联规则等

基于时序的推荐算法修正

 待补充, 对于时间加权分析, 修正模型

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