Practical Text Mining and NLP in R

Learn to analyze unstructured text, perform sentiment analysis, and build predictive models using modern R packages.

4.7 (875) ⏱ 1時間 📚 7レッスン 🎧 音声版

このコースについて

Much of the world's data exists as unstructured text, from social media posts to customer reviews. Learning how to analyze this text is a critical skill for modern data scientists. This course teaches you how to transform raw text into actionable insights using R. You will start with the fundamental concepts of natural language processing (NLP) and text mining, then progress to practical techniques for importing, cleaning, and analyzing unstructured data. By the end of this course, you will be able to perform sentiment analysis, build predictive text models, and extract meaning from online feeds using modern R packages. What you'll learn: - Understand the core concepts of natural language processing and text mining workflows - Clean and preprocess raw text data using modern R packages like tidytext and stringr - Perform exploratory data analysis and sentiment analysis on unstructured text - Extract text data from web pages and online sources using modern scraping techniques - Build and evaluate predictive machine learning models for text classification in R - Apply tokenization, term frequency analysis, and topic modeling to discover hidden patterns The course begins with foundational definitions and key terminology before moving into hands-on text manipulation. You will then progress through real-world scenarios, including web scraping, sentiment analysis, and predictive modeling. This course is designed for beginners in data science and R programming who want to expand their skills into NLP. No prior experience with text mining is required, though a basic familiarity with R syntax is helpful. Start reading today to unlock the power of unstructured text data.

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  • 短く要点だけ
    1時間の実践的な内容

レビュー (3)

خديجة بنت محمد الراشدي OM 認証済み受講者
★ 5 · 2025-10-21T15:43:54+00:00

This was a really enjoyable learning experience. The content flowed well and the practical application advice was top-notch.

Rutger Hendriks NL 認証済み受講者
★ 3 · 2025-10-18T20:28:54+00:00

So glad I took this! It broke down the subject into digestible pieces. The real-world examples were especially helpful.

한우진 KR
★ 4 · 2025-07-27T00:36:54+00:00

Great content and presented in a really engaging way. I appreciated the real-world applications.

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インターネットに接続したスマホかパソコンだけ。インストールも特別な機材も不要です。

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