Medium

Lan Chu

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Level Up Coding

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Lan Chu

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Oct 1, 2024

The best RAG technique yet? Anthropic’s Contextual Retrieval and Hybrid Search

How combining contextual BM25 with Contextual Embeddings can massively improve your RAG system.

The best RAG technique yet? Anthropic’s Contextual Retrieval and Hybrid Search

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AI Advances

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Lan Chu

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Jul 31, 2024

5 AI Real-World Projects To Set Foot in The Door

Don’t just learn Data Science — do it! The best way to do Data science is to build real-world projects that spark your passion and…

5 AI Real-World Projects To Set Foot in The Door

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Towards AI

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Lan Chu

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Dec 3, 2023

GenAI’s products: Move fast and fail

Building a cool and fancy demo is easy, building a final product is not.

GenAI’s products: Move fast and fail

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Towards AI

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Lan Chu

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Jul 22, 2022

Model Explainability - SHAP vs. LIME vs. Permutation Feature Importance

Explaining the way I would explain to my 90 year-old grandmother…

Model Explainability - SHAP vs. LIME vs. Permutation Feature Importance

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Towards AI

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Lan Chu

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Dec 9, 2023

Do You Understand Me? Human and Machine Intelligence

Can we ever understand human intelligence and make computers intelligent in the same way?

Do You Understand Me? Human and Machine Intelligence

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Level Up Coding

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Lan Chu

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May 29

Choosing LLM inference optimization techniques

A decision framework

Choosing LLM inference optimization techniques

Lan Chu

·

Oct 5, 2025

Why Your RAG System is Failing (And It’s Not Your Fault)

With RAG’s popularity in the past 2 years, it seems that often RAG is synonymous with building an index based on semantic search, aka…

Why Your RAG System is Failing (And It’s Not Your Fault)

Lan Chu

·

Sep 13, 2025

Why AI hallucinates (And Why it’s our Fault)

I can’t think of a life without using AI assistants. While they are generally very helpful, they unfortunately either make confident…

Why AI hallucinates (And Why it’s our Fault)

Lan Chu

·

Aug 10, 2025

Managing Technical Debt in the Age of Vibe Coding

AI Can Write Code, Not Software

Managing Technical Debt in the Age of Vibe Coding

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Level Up Coding

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Lan Chu

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Jan 27, 2025

Do LargLanguage Models Feel Pain? Explore Sentience through Trade-offs

Testing AI sentience with games of pain and pleasure.

Do LargLanguage Models Feel Pain? Explore Sentience through Trade-offs

Lan Chu

Lan Chu

AI Tech Lead | Data Scientist! Write about data and AI. LinkedIn: https://www.linkedin.com/in/lanchuhuong/ Newsletter: https://ai-stories.io/newsletter-signup/

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