{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010578},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010133","490:4900009721","490:4900010987","490:4900010908","490:4900010479","490:4900011149","490:4900010391","490:4900010493","490:4900011067","490:4900011498","490:4900011066","490:4900008325","490:4900010992","490:4900011080","490:4900010220","490:4900008884","490:4900011626","490:4900011693","490:4900010994","490:4900009940","490:4900011499","490:4900011090","490:4900011691","490:4900010993","490:4900010751"],"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":[0.48353956555931193,0.38755368525123596,0.3747406613335099,0.34703144721519036,0.2828120422294839,0.23092292811854412,0.20519075943472223,0.2044702710483694,0.18091061652592647,0.16976000376098244,0.13990515923778085,0.13071053461074936,0.12369591357078288,0.12025131592296684,0.11737385254698199,0.1142674902185503,0.11406841890882859,0.10653741319137454,0.10614387980610523,0.10589591184879621,0.10310930445322526,0.10190573089811146,0.10177291570000359,0.10029354880923037,0.09455597766410796],"twin_dists":[0.15656444975691555,0.1788217378261456,0.1819653326208588,0.18895196994033198,0.20641242516901553,0.22236023851808262,0.23114850935920514,0.23140504543086232,0.2401626293697653,0.24458987291995835,0.25758341523772554,0.2619971175644925,0.26552450859685933,0.26731257940848174,0.26883649432217294,0.2705141335310027,0.2706228349083681,0.2748470081311891,0.2750740260496217,0.2752174076174496,0.2768469376906376,0.2775613844268652,0.2776406270764113,0.27852878459214647,0.2820737088227044],"n_dims_used":44,"mean_confidence":0.8839956630359996},"coverage":{"mean_confidence":0.8839956630359996,"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}}