{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004429},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003758","490:4900003197","490:4900002901","490:4900002627","490:4900004561","490:4900003476","496:4960004654","496:4960004348","490:4900002754","490:4900002457","490:4900002456","496:4960005554","490:4900002903","490:4900002902","496:4960005408","494:4940008649","496:4960004653","496:4960006362","490:4900002319","478:4780009278","490:4900004430","466:4660006900","478:4780009277","490:4900003329","490:4900004567"],"twin_admin_codes":[490,490,490,490,490,490,496,496,490,490,490,496,490,490,496,494,496,496,490,478,490,466,478,490,490],"twin_sims":[0.6006831099627137,0.546305417519731,0.5176043127583057,0.4913501314417051,0.48574350270258104,0.45956538305088446,0.4264820475734355,0.38755098904354496,0.3664338631593115,0.3636463745283026,0.3582030377857031,0.3510652131802242,0.34772097419413756,0.3366691890279549,0.3351155109830368,0.3267677206585235,0.3248946907735926,0.31279296739593865,0.3121992475148237,0.3052253973643557,0.3017712486231444,0.28607397689294956,0.2806846294092952,0.2805245514294544,0.2799181629705841],"twin_dists":[0.13112664329510046,0.1428119949169117,0.14904976983362922,0.1548285077635326,0.15607375098941134,0.1619503148613054,0.16955312091191735,0.17882239404630382,0.1840314821004416,0.18473004690148218,0.18610205661417753,0.18791750281444644,0.188774693354849,0.19163898992948955,0.19204568127382263,0.1942486207414753,0.194747144707547,0.1980075951471752,0.19816937542302715,0.20008299863719262,0.2010401692771161,0.205473165138296,0.20702853291006137,0.20707500643142382,0.2072511980116469],"n_dims_used":45,"mean_confidence":0.9180603875054254},"coverage":{"mean_confidence":0.9180603875054254,"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}}