Automated Data Collection with R: A Practical Guide to Web Scraping and Text Mining (Hardcover)
暫譯: 使用 R 進行自動化數據收集:網頁爬蟲與文本挖掘的實用指南(精裝版)
Simon Munzert, Christian Rubba, Peter Meißner, Dominic Nyhuis
- 出版商: Wiley
- 出版日期: 2015-01-20
- 定價: $2,980
- 售價: 9.5 折 $2,831
- 語言: 英文
- 頁數: 474
- 裝訂: Hardcover
- ISBN: 111883481X
- ISBN-13: 9781118834817
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相關分類:
R 語言、Web-crawler 網路爬蟲、Text-mining
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相關翻譯:
基於R語言的自動資料收集:網絡抓取和文本挖掘實用指南 (Automated Data Collection with R) (簡中版)
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相關主題
商品描述
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.
商品描述(中文翻譯)
針對初學者和有經驗的 R 使用者的網頁擷取和文本挖掘實用指南
- 介紹網路和資料庫的主要架構的基本概念,涵蓋 HTTP、HTML、XML、JSON、SQL。
- 提供查詢網頁文件和數據集的基本技術(XPath 和正則表達式)。
- 提供一系列廣泛的練習,以指導讀者掌握每種技術。
- 探討監督式和非監督式技術,以及數據擷取和文本管理等進階技術。
- 全書包含案例研究,並為每種技術提供示例。
- 書中提到的 R 代碼和練習解答可在支援網站上獲得。