{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002022},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001967","480:4800002024","480:4800001798","480:4800002403","480:4800001734","480:4800001623","480:4800001630","496:4960009010","480:4800001520","480:4800002078","493:4930004233","496:4960009510","466:4660002147","480:4800001684","480:4800001339","480:4800002014","480:4800001378","466:4660001840","466:4660002242","496:4960008426","466:4660003028","496:4960009018","493:4930004225","466:4660001429","480:4800002500"],"twin_admin_codes":[480,480,480,480,480,480,480,496,480,480,493,496,466,480,480,480,480,466,466,496,466,496,493,466,480],"twin_sims":[0.5577204274869741,0.5007568971158814,0.4565538348792016,0.35795641233509384,0.31013733205462957,0.2802814485855295,0.26706915000217907,0.24198966247839873,0.22683132703903963,0.21589994431744858,0.2057525633166916,0.20339633433007573,0.20055339919588336,0.19572105546617374,0.19326018975975318,0.1840530259047308,0.1822330990586733,0.18032394442134997,0.1773766844055788,0.17676473212339605,0.17632551440661914,0.17483529367775047,0.17475837278562395,0.171336767220807,0.17072031318205672],"twin_dists":[0.14034829466890966,0.15274857872092576,0.16263362841729714,0.18616447059419808,0.19873258697355645,0.20714561434582063,0.2110408600367815,0.21878052396344605,0.22371223238847845,0.22740575462665835,0.23094890168864762,0.2317885818900761,0.2328106409677106,0.23457107289720666,0.2354791619821905,0.2389500955224869,0.23965053635154585,0.24039064922462816,0.24154417671696762,0.24178539242695857,0.24195888711967659,0.24254984053435674,0.2425804411428944,0.24395146480526314,0.24420055416803488],"n_dims_used":43,"mean_confidence":0.9179518056470294},"coverage":{"mean_confidence":0.9179518056470294,"n_dims_used":43,"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}}