{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003990},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003903","480:4800005661","480:4800004138","480:4800003829","480:4800005349","480:4800003827","480:4800005734","480:4800004229","480:4800003912","480:4800004137","480:4800004058","480:4800003984","480:4800005351","480:4800004136","480:4800003761","480:4800005263","480:4800004306","480:4800004653","480:4800004301","480:4800004061","480:4800004219","480:4800004480","480:4800004230","487:4870009171","480:4800003837"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,487,480],"twin_sims":[0.5141663837737208,0.3844131037782558,0.3603750069373253,0.35579277284994487,0.34092165671512664,0.32823887070514546,0.31342038329745486,0.2706976043624364,0.23101638102598673,0.2304822406978513,0.22917794749405634,0.2204586856355948,0.20715434104324412,0.20155133154490157,0.19158192527428622,0.18813246960057783,0.18423245898202226,0.1827436086748226,0.18151571330069913,0.17725718217862468,0.17398399069070392,0.1709471266372739,0.15971669695381227,0.15678821411545507,0.1541051640494534],"twin_dists":[0.14980202837875536,0.1795875852026916,0.18555333979537483,0.18671297758748373,0.19053101411429144,0.19385816800229153,0.19783682321097795,0.20995952694441244,0.22232954416848208,0.22250509150444486,0.22293488318145646,0.22585057346027546,0.23045247230589955,0.2324507479004122,0.23610308470282174,0.23739755642142707,0.23888130146290643,0.23945355874250995,0.2399279959024256,0.24159123484217965,0.2428890419506903,0.24410883124278182,0.2487599044294445,0.2500115481332065,0.25117336527855416],"n_dims_used":42,"mean_confidence":0.916386468069894},"coverage":{"mean_confidence":0.916386468069894,"n_dims_used":42,"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}}