{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008181},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009594","490:4900010721","490:4900008408","490:4900011746","490:4900009494","490:4900004259","490:4900009404","490:4900008420","490:4900008853","490:4900009391","490:4900010008","490:4900008174","490:4900004533","490:4900010640","490:4900009385","490:4900009498","490:4900008953","490:4900008177","490:4900008410","490:4900009590","490:4900009288","490:4900008289","490:4900010886","490:4900008288","490:4900006273"],"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":[0.6363921080927926,0.37565790051408937,0.333731155944569,0.31868565551744893,0.31836887318509904,0.3132863303415565,0.2817966263812325,0.26880379426017426,0.2546531189552025,0.24545735111354589,0.2398011742998871,0.22706231858773301,0.21923358093363562,0.20919690673116226,0.19829883688628433,0.1887820879123614,0.1876405949557564,0.18721365007934102,0.18659648215135588,0.18419397107043756,0.18326627419941452,0.1823849560148331,0.17897414385480262,0.1774033449938256,0.17499779772559],"twin_dists":[0.12347510917747183,0.18173858093204212,0.1924089133279818,0.1964112845468261,0.1964966734114403,0.19787329378374433,0.20670614267543172,0.2105227826405885,0.21481200763988922,0.21768080447576138,0.21947982498007454,0.22363547777478346,0.22626637146661138,0.22973319851145255,0.23362829150743256,0.23715251391920383,0.23758349111832305,0.2377451588155834,0.23797931458585128,0.23889605362553956,0.2392522928029396,0.23959190242757017,0.24091727415556063,0.2415336812657429,0.2424852248611468],"n_dims_used":45,"mean_confidence":0.9233563741048177},"coverage":{"mean_confidence":0.9233563741048177,"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}}