Automated Data Collection With R: A Practical Guide To Web Scraping And Text Mining

Automated Data Collection With R: A Practical Guide To Web Scraping And Text Mining
Automated Data Collection with R: A Practical Guide to Web Scraping and Text Mining
By 作者: Simon Munzert – Christian Rubba – Peter Meißner – Dominic Nyhuis
ISBN-10 书号: 111883481X
ISBN-13 书号: 9781118834817
Edition 版本: 1
Release Finelybook 出版日期: 2015-01-20
pages 页数: (474 )

$83.25

Book Description to Finelybook sorting

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

Introduces fundamental concepts of the main architecture of the web and databases and covers HTTP, HTML, XML, JSON, SQL.
Provides basic techniques to query web documents and data sets (XPath and regular expressions).
An extensive set of exercises are presented to guide the reader through each technique.
Explores both supervised and unsupervised techniques as well as advanced techniques such as data scraping and text management.
Case studies are featured throughout along with examples for each technique presented.
R code and solutions to exercises featured in the book are provided on a supporting website.


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