{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001818},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740001300","478:4780004210","478:4780003641","487:4870011593","474:4740000289","478:4780006428","478:4780002889","474:4740001092","474:4740000291","478:4780002279","478:4780007536","474:4740001716","474:4740000391","478:4780003754","478:4780004926","478:4780005441","486:4860002667","474:4740001402","478:4780001342","487:4870008548","474:4740000011","474:4740000029","474:4740000325","474:4740001492","478:4780001177"],"twin_admin_codes":[474,478,478,487,474,478,478,474,474,478,478,474,474,478,478,478,486,474,478,487,474,474,474,474,478],"twin_sims":[0.6468103453856671,0.5166761499169131,0.49181559741832376,0.46456133060838983,0.461355946778064,0.45922307994148437,0.4408748445526257,0.4255064430896633,0.35177227205883155,0.3459019392034259,0.34294729267564805,0.34254892915774077,0.31149408424346714,0.3096587078337038,0.2985568390169414,0.2966037591177265,0.29119506460744193,0.2897648343267193,0.2862000520052177,0.2853356116371795,0.2847663035934741,0.2786776472796428,0.2751540810876655,0.2710422186803616,0.26879453310970014],"twin_dists":[0.12123658616057555,0.14925274212113743,0.15472531891910293,0.16082024747315807,0.1615447990840495,0.16202790154774216,0.16621846541717258,0.1697807986978241,0.1877368186445576,0.18924276727136316,0.19000584311033444,0.1901089926764653,0.19836175066023762,0.19886362924204232,0.20193665693715726,0.20248412855963285,0.20401144091404455,0.204418119408144,0.20543699200401713,0.2056852074428406,0.20584892557684714,0.20761236470489255,0.20864359977930905,0.2098572940957566,0.21052554310892915],"n_dims_used":45,"mean_confidence":0.9226816813151042},"coverage":{"mean_confidence":0.9226816813151042,"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}}