{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003604},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003071","490:4900003476","490:4900004562","490:4900002606","490:4900003072","490:4900003608","490:4900004586","490:4900004428","490:4900004579","490:4900003342","490:4900002627","490:4900003477","490:4900004150","490:4900001701","490:4900004425","490:4900004587","490:4900003067","490:4900004161","490:4900003341","490:4900002003","490:4900003878","490:4900001469","490:4900002488","490:4900004561","490:4900002754"],"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":[0.6996600289951147,0.5772983144919087,0.5714100289344798,0.48480969619194725,0.4028881859810489,0.4021235430030092,0.3976890770969416,0.3894541555728556,0.38149693431617465,0.38033722456196284,0.35988724200159045,0.3510328048644333,0.34754914534866577,0.31567701808612125,0.30638193512910894,0.30405630225901126,0.299769035022033,0.29542181558320824,0.2877442383805724,0.27890543747717456,0.27840127962435485,0.2767951847917499,0.2754602580473042,0.25931938364879487,0.25634714423740895],"twin_dists":[0.1097667227381324,0.13613871420678797,0.1374030630368057,0.1562815753503932,0.17512323349082848,0.17530611249265576,0.17636982080430647,0.17835972361921143,0.1803013847072045,0.18058597836173204,0.18567641905941765,0.18792578909427785,0.18881885300624296,0.19722420663648663,0.19976391716601147,0.20040625646945998,0.20159791997447216,0.20281647212483928,0.2049947114878702,0.20754597214939874,0.2076929601880839,0.20816230409537725,0.2085536725408418,0.21338143772744816,0.21429075685028945],"n_dims_used":44,"mean_confidence":0.9151874889026989},"coverage":{"mean_confidence":0.9151874889026989,"n_dims_used":44,"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}}