文档介绍：t,"飞JFifF!:i目 录摘要 iABSTRACT ii第一章 绪论..........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................8第二章 基于云计算的文本挖掘原型系统设计...........................................................................................................................--Hadoop搭建方法 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................25第三章 文本预处理中停用词表的构造及其过滤算法..................................................