目录前言........................................................3第一章绪论.................................................51.1研究背景及其意义...............................................................................51.2室内定位技术概述...............................................................................51.3WIFI定位技术研究现状......................................................................61.3.1基于信号传播模型的定位方法..................................................61.3.2基于位置指纹识别的定位方法..................................................71.4研究目标...............................................................................................91.5研究内容...............................................................................................91.6论文结构.............................................................................................10第二章相关技术与工具.......................................112.1相关技术.............................................................................................112.1.1KNN............................................................................................112.1.2RandomForest............................................................................112.1.3xgboost.......................................................................................122.2相关工具.............................................................................................13第三章问题定义.............................................143.1基本概念.............................................................................................143.2位置指纹定位方法.............................................................................15第四章基于RF和xgboost的融合定位算法.......................174.1基于多分类的定位算法.....................................................................174.1.1位置指纹库构建........................................................................174.1.2随机森林算法............................................................................184.1.3RF模型训练..............................................................................214.2基于二分类的定位算法.....................................................................224.2.1候选集构建................................................................................224.2.2特征工程....................................................................................234.2.3xgboost算法...............................................................................244.2.4xgboost模型训练.......................................................................254.3多分类和二分类的融合定位算法.....................................................274.3.1训练阶段....................................................................................274.3.2定位阶段....................................................................................28第五章实验与结果分析.......................................295.1实验场景.............................................................................................295.2实验数据.............................................................................................295.2.1.训练集........................................................................................305.2.2.测试集........
