{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004642},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004981","492:4920000958","480:4800004900","480:4800004728","492:4920001203","480:4800004556","480:4800004555","480:4800005656","480:4800005414","492:4920001010","480:4800005651","480:4800005330","495:4950004318","492:4920001333","492:4920001152","492:4920001196","480:4800005064","492:4920001198","480:4800004641","492:4920001009","492:4920000545","480:4800005068","480:4800005411","480:4800004553","492:4920001332"],"twin_admin_codes":[480,492,480,480,492,480,480,480,480,492,480,480,495,492,492,492,480,492,480,492,492,480,480,480,492],"twin_sims":[0.6519484080950835,0.3574002806363636,0.35341008260157053,0.33970709333886384,0.32432462781866783,0.32305098277230426,0.31769713301474994,0.3131182050919941,0.312811240308278,0.28845573843418726,0.28374283710980264,0.28018263898540696,0.2604644942513068,0.2563460119153986,0.25530002021139186,0.2399812064560188,0.23705950522015162,0.228095362508083,0.222109682111508,0.2187943490538605,0.21718878932013277,0.21379927368503346,0.21003619522410896,0.20834475121720225,0.2082310343436312],"twin_dists":[0.12013072038416377,0.18630529299786516,0.187319012552557,0.1908467054904965,0.19489918846254514,0.1952394253404611,0.19667789984973125,0.19791904665536567,0.19800261881449888,0.20479140447235658,0.20614374414792144,0.20717432368570782,0.213032858694907,0.21429110453558686,0.21461269785749554,0.21942214222911918,0.22036176631181506,0.22329284613831024,0.22529266747635174,0.22641582509572278,0.226963855141768,0.22812982743524807,0.22943903530711776,0.23003269420585523,0.2300727238045399],"n_dims_used":42,"mean_confidence":0.9060326530819848},"coverage":{"mean_confidence":0.9060326530819848,"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}}