Project: trace a grounded answer and a controlled tool action
A museum assistant must answer from 20 help pages, admit when they're silent, book visits without booking twice, and ignore a review that tells it to book ten. Build and test every step.
Lesson overview
A museum assistant must answer from 20 help pages, admit when they're silent, book visits without booking twice, and ignore a review that tells it to book ten. Build and test every step.
What you’ll explore
- Build and test a small retrieval-and-tool workflow that ranks documents with BM25, measures recall@k, checks citations, abstains when evidence is missing, and makes a retry-safe tool call only on the user's authority.
Original explanations, connected to the research.
Introduction to Information Retrieval — authors’ online editionReActPrepare a project review
Give someone the context to challenge your thinking.
Download the authored brief, deliverables, and review criteria with your notes. Use the worksheet for self or peer review. Project artifacts are ungraded here, and this review does not award mastery credit.
Suggest a correction
A precise note can make an explanation better.
Choose the scene and describe what needs attention. Download a feedback file to share through a channel you already use. This page does not send feedback or connect you with a reviewer.