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Thoughts on AI, Machine Learning, and building intelligent systems.

What we skipped, and why: an audit trail for the grad-agent

The most informative output of an autonomous pipeline is often what it refused to do. How the grad-agent makes identity errors structurally impossible, refuses when it cannot, and keeps a contestable record of every skipped lead.

July 21, 20265 min read
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Bayesian trust: how a production fraud detector learns who to believe

Inside the Phrontlyne claims agent: how four fraud-detection layers carry Beta posteriors instead of fixed weights, how adjuster verdicts renegotiate the system's trust in its own components, and why 'is the learning loop actually closed?' is a first-class trustworthiness property.

July 16, 20267 min read
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From 10.5 to 27 BLEU on Twi English: Notes on Fine Tuning NLLB for a Ghanaian Language Pair

A small honest writeup of two Twi English translation models published to Hugging Face, what worked, what did not, and what the numbers actually mean.

July 5, 20266 min read
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Building an Autonomous Insurance Claims Agent: Composite Vision, Fraud Detection, and MCP Tool Orchestration

Design notes on Phrontlyne Claims Agent v2: a production insurance claims system with 45 MCP tools, two YOLO detectors joined by IoU geometry, a four-signal composite fraud pipeline, per-policy RAG, and a token efficiency layer.

July 5, 202615 min read
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GeoForest: Satellite Monitoring of Deforestation and Galamsey in Ghana

A geospatial ML pipeline that combines Sentinel-2 imagery, NDVI, and a transformer object detector (RF-DETR) to track forest loss and illegal mining in Ghana.

July 5, 20267 min read
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Building a Grounded RAG Pipeline for a Deriv.com Technical Interview

A retrieval-augmented pipeline with citation validation and numeric grounding checks. Built as the second-round technical assessment for an Independent AI Engineer role at Deriv.com.

July 5, 20267 min read
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Building a Twi-English Neural Machine Translation Model

Building a Twi-English Neural Machine Translation Model

Introducing a bidirectional neural machine translation model for Twi and English, fine-tuned from MarianMT and trained on 10,000+ professionally translated sentence pairs.

March 23, 20262 min read
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