{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000356},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000347","485:4850006014","477:4770000308","485:4850006092","477:4770000148","477:4770000260","485:4850006259","477:4770000358","477:4770000307","485:4850006176","477:4770000177","477:4770000078","477:4770000357","485:4850005772","485:4850005402","485:4850006086","485:4850006177","477:4770000099","477:4770000259","485:4850006260","477:4770000255","477:4770000348","485:4850005849","477:4770000220","485:4850003679"],"twin_admin_codes":[477,485,477,485,477,477,485,477,477,485,477,477,477,485,485,485,485,477,477,485,477,477,485,477,485],"twin_sims":[0.8253085813347179,0.768088927278442,0.7528771610307247,0.7452244144787695,0.7425079477263642,0.7403402785546536,0.7359308285098822,0.7281409414955003,0.6905510873051958,0.6645495936938267,0.6195831724457393,0.6166156126047893,0.5947893652096174,0.5927674429711258,0.5907780649982087,0.5864367217630734,0.5825734516811099,0.5743347021499662,0.5728981292187633,0.5614025826161361,0.5608153630901128,0.5273256431588283,0.523623183569754,0.5197265143317371,0.5119659030256948],"twin_dists":[0.08047984125494173,0.09434463251610262,0.0978556123911925,0.09960109545387029,0.1002176217196156,0.10070849331825442,0.10170410444884251,0.1034539191750362,0.11176230858562518,0.1174119627519441,0.12707916019055113,0.12771482843053888,0.1323889260950106,0.1328220644480184,0.13324829437611754,0.1341787010611932,0.13500701322043565,0.13677490988285482,0.13708341195105217,0.1395551997153304,0.13968163209149684,0.14692897717881304,0.14773563667900402,0.1485860106762211,0.15028417213281722],"n_dims_used":45,"mean_confidence":0.918550533718533},"coverage":{"mean_confidence":0.918550533718533,"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}}