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Exploratory Data Analysis (EDA)


📰 What Is EDA in News Content?

EDA in news content means exploring articles, headlines, or reports to:

  • Understand themes and topics
  • Identify trends over time
  • Detect bias or sentiment
  • Analyze keywords, sources, or categories

🧰 What You Might Explore:

Feature Example Questions
Word frequency What are the most common words in political news this week?
Publishing trends Which topics have become more popular over time?
Sentiment Is the tone of coverage mostly positive or negative?
Named Entities Which people, places, or orgs appear most often?
Sources Which news outlets publish most frequently on this topic?
Length & readability Are articles getting shorter or more complex over time?

🔧 Common EDA Techniques for News Content:

1. Text Cleaning & Preprocessing

  • Remove punctuation, stopwords, and lowercase everything
  • Tokenization, stemming or lemmatization

2. Word Clouds / Frequency Plots

  • Visualize most common words or phrases

3. Topic Modeling (e.g., LDA)

  • Discover hidden themes or topics in large corpora

4. Time-Series Analysis

  • Track frequency of words or articles by date (e.g., mentions of “climate change” over years)

5. Sentiment Analysis

  • Use tools like VADER or TextBlob to gauge tone of coverage

6. Named Entity Recognition (NER)

  • Extract and count names of people, places, organizations using NLP tools

📊 Real EDA Questions for a News Dataset:

  • What topics were most common during an election year?
  • Are certain outlets more negative when covering specific parties?
  • How does coverage of war vs. peace topics vary over time?
  • Do different regions use different language in reporting similar stories?

🛠️ Tools You Can Use:

  • Python libraries: pandas, matplotlib, seaborn, spaCy, NLTK, gensim, wordcloud
  • Auto NLP tools: MonkeyLearn, Hugging Face, NewsWhip (for live news tracking)

Would you like a sample dataset or code snippet showing EDA on news headlines or articles?