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information Retrieval Course

information Retrieval Course
from 4 to 360h flexible workload
valid certificate in your country

What will I learn?

This Information Retrieval Course gives you a fast, practical path to building high-quality search. You will explore baseline keyword methods, TF-IDF, and BM25, then advance to semantic retrieval with embeddings, ANN, and scalable indexing. Learn to analyze datasets, model user intent, design test queries, label relevance, compare precision@5, and plan real improvements with monitoring, A/B tests, and learning-to-rank basics.

Elevify advantages

Develop skills

  • Build semantic search: design embedding indexes for fast, relevant results.
  • Implement TF-IDF and BM25: tune ranking models for higher search precision.
  • Analyze search data: explore tags, content fields, and quality to refine recall.
  • Model user intent: craft realistic queries and map them to the right resources.
  • Evaluate search quality: run A/B tests, label relevance, and compare precision@5.

Suggested summary

Before starting, you can change the chapters and the workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workload.
Workload: between 4 and 360 hours

What our students say

I was just promoted to Prison System Intelligence Advisor and the course from Elevify was crucial in my selection.
EmersonPolice Investigator
The course was essential in meeting my boss's and the company's expectations.
SilviaNurse
Very excellent course. Lots of valuable information.
WiltonCivil Firefighter

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