{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003036},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002616","480:4800003078","480:4800003566","480:4800003079","480:4800003035","480:4800003631","480:4800002664","480:4800003249","480:4800003204","480:4800002604","480:4800003348","480:4800002669","480:4800003239","487:4870011393","480:4800005420","480:4800003567","487:4870009437","480:4800002939","480:4800003165","480:4800002613","480:4800003389","480:4800002612","487:4870009596","487:4870009460","480:4800002566"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,487,480,480,487,480,480,480,480,480,487,487,480],"twin_sims":[0.6598400457415079,0.43504866431448364,0.4246431839319826,0.34866720596959727,0.3300642899340927,0.30424731223448426,0.21584490113576288,0.2017365286773353,0.1970678288708932,0.19090137942644486,0.17237485160231614,0.17234767154900552,0.1691702939401182,0.15390897341257873,0.14054558354388721,0.14026634102075256,0.13784358383325232,0.13498793167888792,0.12720616641414195,0.1252965680204673,0.12506919425492216,0.12333277463061242,0.12248086218663043,0.11641231383742552,0.11517793378676244],"twin_dists":[0.11842927253701278,0.16756299268428848,0.16998243896857382,0.18853171930012844,0.19337502811150573,0.20035339254970358,0.22742466649996235,0.23238409360377632,0.2340774475209059,0.236357174814,0.24353345519929634,0.24354437689229017,0.24482973120698903,0.2512588990946133,0.2572841721703198,0.2574145250906445,0.2585536966104592,0.25991580321979924,0.2637409119825606,0.2647064961729381,0.26482220958783426,0.2657112093881436,0.2661508516160783,0.26935210701564627,0.27001884143044513],"n_dims_used":43,"mean_confidence":0.9134017589480378},"coverage":{"mean_confidence":0.9134017589480378,"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}}