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  • Nanyang Technological University
  • Singapore

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hengbolei/README.md

Hi, I'm Hengbo Lei 👋

I'm a Master of Computing (Applied AI) student at Nanyang Technological University, Singapore. My background is in data science, spanning machine learning engineering and applied research on AI agents. What I care about most is getting AI out of notebooks and into real applications that are reproducible, explainable and safe to rely on.

Current focus

  • Turning AI techniques into working products and research tools
  • Agent systems that use tools, judge evidence and leave an auditable trail
  • Rigorous ML evaluation: temporal validation, leakage control, interpretability

Featured projects

Project What it does Stack
VizJudge Judges which charts actually carry signal for a modelling task and turns that evidence into ML actions; works as a CLI, Python API and MCP server for host agents. Python · MCP · scikit-learn
provenance-care-note Provenance-first clinical care note prototype with role-based access, explainable priorities, audit history and PHI redaction, on synthetic data. FastAPI · PostgreSQL RLS · WebSocket
uk-road-collision-severity-prediction Out-of-time prediction of serious road collisions from 500k+ UK DfT records, comparing five classifiers with drift and calibration analysis. LightGBM · CatBoost · geospatial
fractional-tde-classification Tidal disruption event classification from LSST-style light curves using FFT-based fractional-order features. XGBoost · LightGBM · SHAP

Toolbox

  • Languages: Python · SQL · JavaScript
  • ML & data: scikit-learn · LightGBM · XGBoost · CatBoost · pandas · SHAP
  • Agents & LLMs: MCP · tool-using agents · LLM-as-judge evaluation
  • Engineering: FastAPI · PostgreSQL · pytest · GitHub Actions · uv

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  1. fractional-tde-classification fractional-tde-classification Public

    TDE light-curve classification with FFT-based fractional-order features and tree-based machine learning models.

    Python

  2. provenance-care-note provenance-care-note Public

    Provenance-first longitudinal care note prototype with role-based access, explainable priorities, audit history, and synthetic patient data.

    Python

  3. uk-road-collision-severity-prediction uk-road-collision-severity-prediction Public

    Analysis and out-of-time prediction of UK road collision severity using 2021–2025 DfT data and five machine learning classifiers.

    Python

  4. VizJudge VizJudge Public

    Judge visualization value and turn chart evidence into machine-learning actions.

    Python