{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008729},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012150","490:4900012214","490:4900012148","490:4900011551","490:4900011945","490:4900009289","490:4900008399","490:4900008400","490:4900009602","490:4900008401","490:4900008511","466:4660004378","490:4900009487","490:4900002407","490:4900010111","490:4900003972","490:4900004105","490:4900009488","490:4900009804","490:4900008838","490:4900004113","490:4900003834","490:4900003003","490:4900009692","490:4900009167"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.30058640459667335,0.23029824616805886,0.2284246599554603,0.21748956364978478,0.21017087984476687,0.20871494450781503,0.20039619587816374,0.19963858919737545,0.18489112954228043,0.1603263807059863,0.1598700212302109,0.1596815496300121,0.15901734285851918,0.15854231562673418,0.15458249813520616,0.1506988653024237,0.14365900897003647,0.14228698124507652,0.13534027493051123,0.13438968967957438,0.13404671901415205,0.13346420262114075,0.13070022899097616,0.1291681163232093,0.12049012704549437],"twin_dists":[0.201369965808842,0.22256562413104108,0.22318384337601138,0.22686098431152307,0.2293919039819807,0.22990248506000632,0.2328674469182106,0.23314164212221478,0.23862917310493764,0.24850142874009565,0.2486948350978424,0.2487748270129259,0.2490572812886966,0.24925981410504758,0.25096559315024697,0.2526699190328858,0.2558436934928976,0.25647559470172726,0.25974657949741686,0.2602038881142596,0.2603694809444543,0.2606514619296721,0.2620021936346633,0.2627602252386106,0.2671873622470077],"n_dims_used":45,"mean_confidence":0.9089755588107639},"coverage":{"mean_confidence":0.9089755588107639,"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}}