Automated Data Collection with R: A Practical Guide to Web Scraping and Text Mining. 豆 0.0分

资源最后更新于 2020-11-20 04:35:50

作者：Simon Munzert

出版社：Wiley

出版日期：2015-01

ISBN：9781118834817

文件格式： pdf

标签： R 计算机 编程 爬虫 R-software 美國 數據挖掘 数据分析

简介· · · · · ·

A hands on guide to web scraping and text mining for bothbeginners and experienced users of R

(1)Introduces fundamental concepts of the main architecture of theweb and databases and covers HTTP, HTML, XML, JSON, SQL.

(2)Provides basic techniques to query web documents and data sets(XPath and regular expressions).

(3)An extensive set of exercises are presented to guide thereader...