{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010658},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008331","490:4900010128","490:4900010659","490:4900011311","490:4900008330","490:4900011171","490:4900010033","490:4900010571","490:4900009942","490:4900007776","490:4900004754","490:4900010741","490:4900010824","490:4900008550","490:4900011377","490:4900010054","490:4900010043","490:4900007045","490:4900010314","490:4900007540","490:4900007889","490:4900006067","490:4900008101","490:4900010242","490:4900010403"],"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":[0.1340909565438559,0.09575150880582388,0.06819967239217192,0.05404121638305473,0.04047644191894275,0.021378130012534288,0.020825703576562025,0.020817269772833703,0.019339359208495163,0.016255742231421868,0.011908774327486863,0.009657066799066003,0.008876114105474862,0.007639766718246798,0.007557488001390633,0.00614358744855183,0.005378629236181965,0.005283747073531743,0.004732527238304154,0.004095517222967012,0.004095273008154934,0.003629362238744679,0.003307226379319034,0.003219718048634589,0.0031537950317549416],"twin_dists":[0.2603481043523704,0.2813213840599705,0.30097921470547884,0.313748820785191,0.32892032013289546,0.3601710997062561,0.3613950925062116,0.3614139970344093,0.36483465342648075,0.37277865129086757,0.3866021144185015,0.39564063585187276,0.39921953085507583,0.4055075095877156,0.40595766700179126,0.41447449825879357,0.41985116407622136,0.4205655864001973,0.42496138565568625,0.43066122525549955,0.43066356079349144,0.4353681976165901,0.43895445610884426,0.43998369189406167,0.44077605438145256],"n_dims_used":45,"mean_confidence":0.8856040954589843},"coverage":{"mean_confidence":0.8856040954589843,"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}}