{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740003512},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740003513","474:4740004354","474:4740003430","474:4740003591","474:4740004693","474:4740003932","474:4740004368","474:4740003772","474:4740003431","474:4740003594","474:4740004428","474:4740004020","474:4740003433","474:4740003516","474:4740004279","474:4740003427","474:4740003846","486:4860002397","474:4740004427","474:4740004491","474:4740004488","474:4740003593","474:4740003760","474:4740003915","486:4860002249"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,486,474,474,474,474,474,474,486],"twin_sims":[0.7023959997469742,0.6614496706532542,0.6572776232271672,0.6413371851470413,0.6340957927533305,0.5914611849908398,0.5838775538437043,0.5816392514897963,0.579624874219822,0.5630626862816334,0.5422740849803622,0.5408862263625188,0.5281618465783219,0.5227881330011951,0.5046759149078658,0.495535835274004,0.4868179737272509,0.4696216758617763,0.45615682482103365,0.4529747892704948,0.4521770747861058,0.44999539763085067,0.41471483696936373,0.41349403188948375,0.4044053574964309],"twin_dists":[0.1091653483465299,0.11808174986485395,0.11898215495322126,0.12241315380939685,0.12396793550344445,0.13310192632404338,0.1347273620245512,0.13520737133237387,0.135639481144953,0.1391978631047917,0.14368412125353763,0.14398463733005482,0.14674696592081446,0.14791774729772741,0.1518852903761353,0.15390160790815546,0.15583477280223068,0.1596799140218224,0.16272383024359635,0.16344783512318714,0.16362963065275024,0.164127433506414,0.17231404517134394,0.1726023823003751,0.17476083429188155],"n_dims_used":45,"mean_confidence":0.9235643174913194},"coverage":{"mean_confidence":0.9235643174913194,"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}}