MEMON SYSTEMS

# r a g

Journal entries tagged rag.

Oct 2, 2026

legal-rag-router: Deterministic Citation Routing for UK Legal RAG, Measured Against Gemini, Jev and Laya

An open-source router that binds a legal RAG query to the cited UK provision before vector search. Blind sealed run, 29 September 2026: 0 of 1,897 real citations bound to the wrong instrument. Gemini 3.8 Flash (high) routing on its own, 1 October 2026: 102 of 1,897.

legal-techragretrievaldisambiguationdeterministic-routingbenchmarkopen-source

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Sep 20, 2026

Jev System One vs Specialized Sovereign RAG. An Empirical Benchmark

Across 20 measured trials on Apple Silicon MPS, a cloud-hosted decision primitive averaged 457.19ms P50 (381.0ms upstream cloud floor) and consumed 453 tokens before retrieval began. A co-hosted sovereign classifier completed the same routing in 0.23ms with zero tokens.

legal-techragarchitecturenlicomplianceeu-ai-actbenchmarksystems-thinking

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Jul 27, 2026

The 51.4% Problem: Why Post-Hoc Validation Fails Legal RAG Governance

Why post-hoc validation causes a 51.4% abstention rate in legal RAG governance, and how in-flight sentence-level NLI verification solves the hallucination tax.

legal-rag-governancelegal-techragcompliancetprmnliarchitecturenist-ai-rmfhallucination-prevention

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Jul 26, 2026

The EU AI Act & Legal RAG: Why 'Approve' Buttons Fail Compliance Audits and How to Build Deterministic Human Oversight

From Article 14 Human Oversight to Entity Masking Engines: Architectural blueprints for engineering auditable, deterministic legal AI under strict EU/UK regulatory regimes.

eu-ai-actlegal-techragcompliancehitlnliarchitecture

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