Interactive Demos
Git & GitHub
Version control, branching, and team collaboration workflows
Web APIs
Understanding REST, authentication, rate limiting, and API integration
Web Scraping
Extract structured data from websites using Python and BeautifulSoup
TF-IDF Analysis
Measuring document importance and extracting key terms from text
TF-IDF Game
Word Detective: an interactive mystery game using TF-IDF concepts
Word Embeddings
How computers learn word meanings through context and training
Transformer Attention
Understanding how AI models process language with Query, Key, Value matrices
Matrix Multiplication for LLMs
How neural networks transform features through dot products and weight matrices
ML Classification
See how algorithms learn decision boundaries to categorize data
Causal Inference
Why correlation doesn't imply causation—confounders and Simpson's paradox
Regular Expressions
Interactive pattern matching for text—find emails, phones, dates and more
D-Lab Resources
Workshops and consulting services are available to UC Berkeley affiliates only.