#001MatrAIx-Community1 skills2813updated 2026-07-17100% of creatorskilloccupationdescriptionupdatedpersona-extraction-quality-checkdata-scientists-152051Evaluate extracted personas against their source profiles with the canonical EXTRACTION_QUALITY_RUBRIC.md. Use when asked to check persona quality, score Stack Overflow/Wikipedia/Amazon persona extractions, run M1-M7 validation, compare LLM judges, or perform parallel multi-model persona review. Reviews exactly one persona per judge task and supports GPT-5.6 Sol, Claude Opus 4.8, Gemini 3.5 Flash, MAI-Code-1-Flash, and other capable models.2026-07-17