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- Why Fraud Rings Survive XGBoost — and How GNNs Stop Them
Row-based ML misses coordinated fraud rings — GNNs expose them by propagating relational signals through transaction graphs. Full walkthrough with PyTorch Geometric code and five production gotchas banks actually hit.
- Copilot Drops GPT-4 for Polaris — What Changes for Enterprise Dev Pipelines
Microsoft Build 2026 shipped Project Polaris — Copilot's homegrown GPT-4 replacement — and enterprise teams need to treat the August cutover as a model substitution event, not an upgrade, before their agentic dev pipelines hit behavioral regression.
- When Your Coding Agent Tops GitHub, Who Governs What It Ships to Production?
Claude Code is writing 4% of GitHub commits and Opus 4.8 can now run hundreds of parallel agents on codebase-scale migrations — here's the production governance gap enterprises are about to hit.