{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000774},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000425","489:4890000508","489:4890000603","489:4890001005","489:4890000607","485:4850003247","489:4890000427","485:4850003161","489:4890000467","489:4890000551","489:4890000392","489:4890000505","489:4890001063","489:4890000511","489:4890000830","489:4890000778","485:4850003159","489:4890001260","489:4890000389","489:4890000665","489:4890000714","489:4890001382","489:4890000606","489:4890000687","489:4890000662"],"twin_admin_codes":[489,489,489,489,489,485,489,485,489,489,489,489,489,489,489,489,485,489,489,489,489,489,489,489,489],"twin_sims":[0.9199225076363299,0.9198802932904927,0.86520121641744,0.7751795545637505,0.7613974931663163,0.747553930330744,0.7454689096561572,0.7418689954212317,0.7395527235414475,0.7298213490240584,0.7273714643025803,0.7270867757999037,0.7156503262893091,0.7034743951892136,0.7020020037360778,0.6922633020822524,0.6861466679381821,0.6850453401611162,0.6803090616920623,0.6787263537618332,0.6782421185877291,0.6776069485450942,0.6714469174141959,0.6700523077713862,0.6654543725694729],"twin_dists":[0.05306317557201392,0.05307776081124777,0.06988965482889127,0.09268719027108,0.09589623411797749,0.0990711377541691,0.09954552848209407,0.10036241361337807,0.10088659923722301,0.10307739723304853,0.10362616520917929,0.1036898658021514,0.10623758502963086,0.10892804819764207,0.10925200904159933,0.1113879352659001,0.11272385366385285,0.11296396793437659,0.11399519319292636,0.11433931036204374,0.11444454746848678,0.11458255395479726,0.11591911942024168,0.11622126717699419,0.11721634112537012],"n_dims_used":45,"mean_confidence":0.91956787109375},"coverage":{"mean_confidence":0.91956787109375,"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}}