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information-retrieval

6 articles

TitleDate
BM25 vs Dense Retrieval: Measure It on Your Own CorpusAug 10, 2026
BM25 vs Dense Retrieval: Measure It on Your Own CorpusAug 10, 2026
How to Rerank Retrieval Results with a Cross-EncoderAug 6, 2026
How to Rerank Retrieval Results with a Cross-EncoderAug 6, 2026
Building Hybrid Search That Actually Works: BM25 + Dense Retrieval + Cross-EncodersJan 17, 2026
BM25 for Developers: What Actually Matters in ProductionJan 17, 2026

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Ranjan Kumar

I educate and empower AI builders to design, build, and deploy systems that actually work. I focus on practical engineering, production-ready architectures, and real-world AI execution.

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