{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011019},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010771","490:4900011178","490:4900011317","490:4900010769","490:4900012050","490:4900011584","490:4900008115","490:4900011101","490:4900011695","490:4900012096","490:4900011365","490:4900010322","490:4900011823","490:4900011649","490:4900011003","490:4900011777","490:4900011449","490:4900010840","490:4900011639","490:4900011384","490:4900011161","490:4900011963","490:4900011758","490:4900011318","490:4900009526"],"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":[0.41689349057330455,0.3444945948731688,0.21494767231571804,0.07831730942915714,0.06957736535481823,0.05985941975352967,0.05861980140843908,0.05265926451761592,0.028548263038062353,0.02805754121874135,0.027345199764898825,0.023464386081623288,0.02186005337219028,0.01529857051375542,0.014490770044062183,0.012547789562852964,0.012151553192404555,0.010831481682243545,0.010714507018811754,0.010662464589737592,0.010621577574429502,0.009003231413628647,0.00715549166978094,0.0051517672439689455,0.004815321764714268],"twin_dists":[0.17180038588207694,0.18960579884869616,0.22773339809515727,0.2931245389621582,0.2998563119384898,0.30820266472186203,0.30934580173846715,0.3151384077567701,0.3463613633672537,0.3472047080815075,0.34845178643262836,0.3557836374530257,0.3591255898157117,0.37551455164014585,0.3779433886190859,0.3843148587635739,0.3857205928117793,0.3907171331471497,0.39118560617588505,0.39139549560391523,0.39156103519004354,0.3986182831168115,0.4082223988048504,0.4215788861675,0.4242724361837399],"n_dims_used":45,"mean_confidence":0.8942669338650173},"coverage":{"mean_confidence":0.8942669338650173,"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}}