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Sketches

See the idea.

A field note drawn out, a concept you can move, or a prototype. Teaching is on Learn. Consulting is on Contact.

  • Causal ML

    Dynamic Pricing

    Causal pricing, price as a treatment, then a feasible decision.

    Python · Causal DML · Causal Forests · Clustering · Optimization · MLOps

  • Quant

    Macro-Driven Equity Positioning

    Macro signals in, a regime out, then a posture.

    LangChain · Ollama · Weaviate · FRED · Pydantic

  • Visualization

    Inflation and Investments

    What inflation does to a portfolio, as a story you walk through.

    D3 · Narrative visualization

  • ML Systems

    Two clocks

    Production latency is also the gap between the state a model reads and the state a report shows later. A correct call can look like a failure if you score the wrong clock.

    Framer Motion · decision time · report time

  • Agent Experiments

    Agent Loop Notes

    I am collecting failure modes: tool loops, stale retrieval, ontology misses. Not a product. A lab notebook.

    agents · evaluation

  • Visualization

    John Snow, Cholera, and Data

    The Broad Street pump, retold as a data story.

    D3 · Spatial narrative

  • Machine Learning

    VAEs and GANs from Scratch

    Two generative families, and how they fail.

    PyTorch · VAEs · GANs · CelebA

  • Machine Learning

    Neural Style Transfer

    Starry nights over Toronto.

    Python · Neural style transfer

Hassan Mehmood

AI/ML Engineer & Quant Systems Architect

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Occasional notes

I'm building in public. Occasionally I send something I've learned about AI, ML engineering, markets, or building products.

© 2026 Hassan Mehmood. Built as a working platform, not a brochure.