01RAG
RAG with retrieval evaluation
Retrieval evaluation is the gate. The generator comes after the retriever earns its score.
- nDCG@10
- 0.137
- Baseline
- BM25
Build and evaluationCase study
Work index
Nine projects and this portfolio.
Six featured projects ranked by hiring signal, and an archive kept honest. Every case study states the result, the baseline, the evaluation design, and what is still missing.
Filter by track
Showing 10 of 10 projects
Featured work
02CVHealthcare
ECG image analysis
An ECG image goes in. A digitized signal, rhythm, axis, PR, QRS, and a review flag come out.
- Digitization error
- See demo readout
- Review flag rate
- See demo
Build and evaluationCase study
03Tabular
Ames housing stacked ensemble
Five models, out of fold predictions, and a baseline table that keeps the stack honest.
- RMSE, log target
- $245,900
- Best single model
- LightGBM
Build and evaluationCase study
04Tabular
BigQuery RFM segmentation with Power BI
From warehouse SQL to a Power BI view a team can act on.
- Customers segmented
- Pending
- Lift
- Pending
Pipeline and dashboardCase study
05Agents
Voice agents and AI agent work
Latency is the product. Tool calls are the risk.
- Task success
- Pending
- p95 latency
- Pending
Design and buildCase study
06Tabular
Sports outcome predictors
Elo is the baseline, not the finish line.
- Elo accuracy
- Pending
- F1 accuracy
- Pending
Build and evaluationCase study
Archive
Useful breadth, kept honest. These stay below the featured six because the hiring signal is secondary, not because the work is unfinished.
07TabularCV
Stock movement and image classifier
Two small projects, kept in the archive where they belong.
- Movement accuracy
- Pending
- Image accuracy
- Pending
Build and evaluationCase study
08Security
Data security lab
The lab that proves the security tools, not the AI story.
Lab work, evidence in the case study
Lab workCase study
09Web
Freelance web projects
Client sites built to ship, not to demo.
- Live sites
- Pending
Design and buildCase study
10Web
This portfolio
The site you are reading, built with the same rules as the case studies.
- Lighthouse
- Perf 93, a11y 100, best-practices 100, SEO 100
- Initial JS
- 139 kB
Design and buildCase study