nizam notes projects archive github

A blog on technical topics I like, written from first principles. Each essay leans on plots and figures you can move, because an idea only lands once you have seen it.

Writing

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Deriving the Prior-Data Fitted Network

From Bayesian prediction to tabular in-context learning, Do-PFN, and time-series forecasting. With figures you can move.

Notes

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Transformers as memory: the mathematics, from matrices to a unified view

Matrix-vector and matrix-matrix views, outer-product memories, the MLP as slow memory, attention as a soft dictionary, fast and slow weights, and one unified table, with twenty-two interactive figures.