{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740002380},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740001140","474:4740001223","474:4740001852","474:4740001759","474:4740002382","474:4740001743","474:4740001225","474:4740002064","474:4740001539","474:4740001763","474:4740001456","474:4740001543","474:4740001342","474:4740003226","474:4740002371","474:4740001239","474:4740002853","474:4740001656","474:4740002488","474:4740003235","474:4740001663","474:4740001659","474:4740001761","474:4740001327","487:4870004607"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,487],"twin_sims":[0.6846373934123723,0.6488083314483332,0.6474208835440659,0.641578060951562,0.6235726251490271,0.6224929692272064,0.6182936732955141,0.5996192470686653,0.5753544350876625,0.5193545700555352,0.4878721934078659,0.4800627046771461,0.4683714999286157,0.45733209945609915,0.40357481341783424,0.3949973075502902,0.3926236079037595,0.3761089303237847,0.375434744330137,0.3729111667681997,0.36199074555278254,0.34188019133254743,0.3362571375757813,0.32907601043808077,0.32874664900613143],"twin_dists":[0.11305287788761213,0.12080672302682399,0.12110525122753008,0.1223614006780861,0.1262243775768124,0.1264557338069821,0.12735539307053975,0.1313544700585274,0.13655596988088278,0.1486672580821985,0.15560045534209174,0.15733998513855252,0.15996124444543175,0.16245688682618892,0.17495914646534189,0.1770181477471562,0.17759155991261233,0.18162718077096648,0.18179372262619095,0.1824184192763083,0.18514624057546278,0.19028229511329195,0.1917467494655514,0.19363641639727885,0.1937236244953279],"n_dims_used":45,"mean_confidence":0.917627461751302},"coverage":{"mean_confidence":0.917627461751302,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}