{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004087},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004225","490:4900004218","490:4900003655","490:4900003650","490:4900002384","490:4900003128","490:4900004086","490:4900003951","490:4900002084","490:4900003789","490:4900002847","490:4900001928","490:4900002394","490:4900003122","490:4900003123","490:4900002984","490:4900004226","490:4900003136","490:4900002981","490:4900004487","490:4900002389","490:4900002383","490:4900002527","490:4900002549","490:4900004503"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5085869061317317,0.20859962041389926,0.20437992821045678,0.16088398240358137,0.1284636966423625,0.1097759935135834,0.09477531953155635,0.0944051944929523,0.09102882652251205,0.08777641179008387,0.07852211349385599,0.06465215029919369,0.05932470351954891,0.05737708107411909,0.05613005286286901,0.054454729352348824,0.05367821985797156,0.05303908612687212,0.052420400223599485,0.04949975969557931,0.0470735162138856,0.04382998188415271,0.03978832868001932,0.038151908120258385,0.03648847000722763],"twin_dists":[0.15102556501810763,0.22994303145498937,0.23143725642738228,0.24826565803365797,0.26311102664659497,0.27300305594753005,0.28193512226743495,0.28216912500199093,0.2843378813067002,0.28648807486835914,0.29297421768172566,0.3039581298674926,0.30869335064129305,0.31051196495904726,0.31170331013237207,0.31333875152201596,0.3141109429192075,0.3147535014900832,0.31538165172542926,0.31843293399176453,0.32108402376688955,0.32481280446877814,0.3297984388555368,0.33193944896125116,0.3341970603079063],"n_dims_used":45,"mean_confidence":0.9109385172526042},"coverage":{"mean_confidence":0.9109385172526042,"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}}