Munzert / Rubba / Meißner Automated Data Collection with R
1. Auflage 2014
ISBN: 978-1-118-83478-7
Verlag: John Wiley & Sons
Format: PDF
Kopierschutz: Adobe DRM (»Systemvoraussetzungen)
A Practical Guide to Web Scraping and Text Mining
E-Book, Englisch, 480 Seiten, E-Book
ISBN: 978-1-118-83478-7
Verlag: John Wiley & Sons
Format: PDF
Kopierschutz: Adobe DRM (»Systemvoraussetzungen)
A hands on guide to web scraping and text mining for bothbeginners and experienced users of R
* Introduces fundamental concepts of the main architecture of theweb 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 thereader through each technique.
* Explores both supervised and unsupervised techniques as well asadvanced techniques such as data scraping and text management.
* Case studies are featured throughout along with examples foreach technique presented.
* R code and solutions to exercises featured in thebook are provided on a supporting website.
