{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000732},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000077","490:4900000842","490:4900000622","490:4900000099","490:4900000410","490:4900000467","490:4900000056","490:4900001591","490:4900000818","490:4900000496","496:4960004820","496:4960008763","490:4900000235","490:4900000512","490:4900001179","496:4960008282","490:4900000135","490:4900000500","490:4900000144","496:4960008369","490:4900000143","490:4900000162","496:4960008168","490:4900001877","490:4900000655"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,496,496,490,490,490,496,490,490,490,496,490,490,496,490,490],"twin_sims":[0.5727273406263659,0.5543568290938047,0.5511701000445304,0.48277840789433124,0.47729330570084666,0.450235376799337,0.4358434501481494,0.3950751752944023,0.38024114026361244,0.3746675875482114,0.360882242513678,0.35707032861045773,0.35581406854596626,0.3444289404107842,0.34003767258254214,0.3308325352097967,0.32784825157803116,0.3207760285952298,0.3172691643309284,0.3150501641633274,0.31496243444165256,0.3149174311334995,0.31073811114907285,0.30993772989177704,0.30874356180695334],"twin_dists":[0.13712009377165596,0.14107343249661042,0.14176105856102494,0.15673408027319263,0.15795899616695402,0.16407263247672166,0.16737915956479404,0.17699936437357983,0.18060957628283952,0.18198340896490225,0.18542543753942264,0.18638889593287664,0.18670757052739567,0.18962275393029018,0.19076072090351162,0.1931721329811112,0.19396174650299733,0.19584901553291978,0.19679347272705527,0.19739413088732877,0.19741792748100817,0.19743013603941728,0.1985682638608739,0.19878722184195394,0.1991145104353167],"n_dims_used":45,"mean_confidence":0.9168225606282552},"coverage":{"mean_confidence":0.9168225606282552,"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}}