{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012117},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011233","490:4900010920","490:4900012183","490:4900012181","490:4900011249","490:4900011083","490:4900011589","490:4900011099","490:4900011231","490:4900011248","490:4900011155","490:4900011841","490:4900011368","490:4900010685","490:4900011586","490:4900011303","490:4900011316","490:4900012097","490:4900010426","490:4900012118","490:4900011900","490:4900011175","490:4900011654","490:4900011775","490:4900010836"],"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":[0.3548205030733671,0.34267537123864894,0.33232609576410843,0.31788035375116674,0.2947538964473124,0.26409850749045316,0.21384028749644865,0.21112112926914825,0.20160141618736296,0.18544559503090796,0.16122554488265706,0.15857491820584982,0.1514246791617527,0.14725164528709858,0.12830491059773305,0.12618790660200754,0.11895636533560838,0.10803443369199339,0.09613831358585377,0.0960976824397678,0.08893370550775888,0.0885088133690638,0.07937288517653505,0.0782783663241254,0.07671181445041292],"twin_dists":[0.1869600189697789,0.19007624569178255,0.1927784177992906,0.1966284479637996,0.20300462714040113,0.21193296814013127,0.2281156446550469,0.22905995673293877,0.23243271778364044,0.23841742236047517,0.24812152820483602,0.24924589953928458,0.25234896592456846,0.25421001163744195,0.26319030300215845,0.2642544139296728,0.2679948971951124,0.27398932496824085,0.28107955854384215,0.2811049246143932,0.2857158474049292,0.28599843329637403,0.29235312311752865,0.29315315800666736,0.2943140169826774],"n_dims_used":45,"mean_confidence":0.8906390719943577},"coverage":{"mean_confidence":0.8906390719943577,"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}}