{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007100},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007582","490:4900009157","490:4900009875","490:4900006607","490:4900007096","490:4900008056","490:4900005467","490:4900005211","490:4900005342","490:4900006974","490:4900008149","490:4900006120","490:4900007585","490:4900006249","490:4900007216","490:4900011793","490:4900009153","490:4900008938","490:4900005474","490:4900007471","490:4900007464","490:4900007586","490:4900006366","490:4900005996","490:4900006000"],"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":[0.07062703550594626,0.04762420491741311,0.04376358742328653,0.03641672903845501,0.024198567245374912,0.02383232291231985,0.023136401578906497,0.0216342746906783,0.021523715909154518,0.020238673439605687,0.019993240496040066,0.017680459016976697,0.013701683983193137,0.013066261728890652,0.012328829711529021,0.012288694047652681,0.011736179494504105,0.011078770660089563,0.010249217637722331,0.009450511608456266,0.009382281662267225,0.009260932524918795,0.009137721425916416,0.00863906763675577,0.008620644541037264],"twin_dists":[0.29901283140701945,0.32047245637265287,0.3248915184058981,0.33429637635210097,0.35431996935825555,0.3550452339877469,0.3564503708571946,0.3596128837419246,0.35985311548167875,0.36272714256423133,0.36329406797704344,0.3689576356444322,0.38043412162593027,0.38253369201673476,0.3850867195122228,0.3852295184907542,0.38723854812179276,0.3897413941216867,0.3930952926351948,0.3965613379735733,0.39686941608495674,0.3974223200152699,0.3979903685468273,0.4003615950318265,0.4004515252667645],"n_dims_used":45,"mean_confidence":0.9179244995117187},"coverage":{"mean_confidence":0.9179244995117187,"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}}