{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011615},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007850","490:4900009390","490:4900008844","490:4900008174","490:4900010895","490:4900007958","466:4660003781","490:4900011279","466:4660004558","490:4900011285","490:4900010806","490:4900012082","490:4900007961","490:4900010007","490:4900010208","490:4900009597","490:4900009796","490:4900010807","490:4900009078","490:4900008853","490:4900011210","466:4660004460","490:4900010900","490:4900010464","466:4660003900"],"twin_admin_codes":[490,490,490,490,490,490,466,490,466,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,466],"twin_sims":[0.45828139674033563,0.43779165285015925,0.39459708722694214,0.37591128392981965,0.36585203623843676,0.3432462271661272,0.33267006406295824,0.31813706139385955,0.30791971996571305,0.2991264644643473,0.2967565284991728,0.2874564667737346,0.27863465925627307,0.27305876307529015,0.27125280427140547,0.26889853159274857,0.2680478066064359,0.26143511523113716,0.2387867484170904,0.23565367993887504,0.23502998179326579,0.2324918765291797,0.2310069932178752,0.23089255896469713,0.22995278885111153],"twin_dists":[0.16224145104959395,0.16692910480812656,0.17711471648842145,0.18167598954355532,0.1841770705909941,0.18992848094905138,0.19268788194819583,0.19655918873604178,0.19934072687225113,0.20177738024643244,0.20244122922441515,0.20507702600093827,0.20762489785404897,0.20926066878226046,0.2097948615160147,0.2104945476951697,0.21074831390667978,0.21273814874300548,0.2198053769646043,0.22081657464538015,0.22101891973311139,0.22184600136873664,0.22233262719851726,0.22237021494472692,0.22267936285421053],"n_dims_used":45,"mean_confidence":0.9175013224283854},"coverage":{"mean_confidence":0.9175013224283854,"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}}