Brian Wong / Machine Learning / AI / Software Engineering

I write.I code.I learn.

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Notes from the workbench.

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01 / Sep 5, 2026

MSE and MAE

Why MSE Predicts the Mean and MAE Predicts the Median

02 / Aug 2026

My Personal Website is finally live!

It is wonderful to finally have a personal website to share my work and thoughts.

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Projects with a purpose

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LawRAG

Modular legal citation retrieval pipeline for the Kaggle LLM Agentic Legal Information Retrieval challenge, with ranking and submission workflows tuned for citation-level macro F1.

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Multimodal RAG

Grounded multimodal question-answering app built with FastAPI, Streamlit, LangGraph, and LangChain, supporting OpenRouter and Ollama model providers.

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