{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001205},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000343","490:4900002340","490:4900003620","490:4900001044","490:4900000955","490:4900002180","490:4900002033","490:4900002483","490:4900001870","490:4900001872","490:4900001332","490:4900001450","487:4870001780","490:4900002031","493:4930007171","490:4900001467","490:4900003354","490:4900002345","490:4900001426","490:4900003614","490:4900002332","490:4900007393","490:4900002203","490:4900001697","490:4900003735"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,487,490,493,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5833028962182003,0.5550329540023656,0.5364686782681992,0.49204011442676243,0.4489405716842487,0.44731966852270716,0.4468507666076176,0.44042057723065553,0.42693108426911974,0.42105385675412144,0.40393312938474896,0.3939186001062724,0.3805306005843399,0.37649468131292413,0.3650876483525953,0.36094712707693966,0.3545118799835078,0.35106191793970937,0.35068266808162385,0.3488894385434418,0.348495640731341,0.3463944648652314,0.34211940518467826,0.3413398387272459,0.34060293082322285],"twin_dists":[0.13485058580401446,0.14092761830834036,0.1449421505998241,0.1546755562130441,0.1643684407020559,0.16473920092044345,0.16484655066004833,0.1663230461878963,0.16944840116410678,0.1708226771684961,0.17487356757496933,0.17727853147176378,0.18053849470298608,0.18153195565786404,0.18436851772939136,0.18540908314880486,0.18703850935230415,0.1879183453356613,0.18801533888258745,0.18847470455538667,0.18857574817861036,0.18911590255456476,0.19022028242233127,0.1904224590005525,0.19061379946962992],"n_dims_used":45,"mean_confidence":0.9131590101453994},"coverage":{"mean_confidence":0.9131590101453994,"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}}