{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001206},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001682","491:4910001964","491:4910001337","491:4910001689","490:4900003785","491:4910001567","491:4910001963","491:4910001914","490:4900003776","490:4900004199","491:4910001744","491:4910001965","491:4910001510","490:4900002370","491:4910001401","491:4910001859","491:4910001625","491:4910001738","490:4900002669","491:4910001137","491:4910001261","490:4900002818","491:4910001749","491:4910001271","490:4900003915"],"twin_admin_codes":[491,491,491,491,490,491,491,491,490,490,491,491,491,490,491,491,491,491,490,491,491,490,491,491,490],"twin_sims":[0.08376436250435998,0.08087192807406927,0.07591008388475735,0.07142006913209534,0.07108459644111235,0.05403043977744572,0.05201390271112002,0.04782527277993124,0.043165625396326346,0.04012665634723233,0.03709615702486781,0.036827585252681524,0.03521180796327197,0.03357827221634759,0.03162558619590553,0.030857162791879826,0.03066948400973957,0.02921452452091115,0.027434874492989904,0.026890107598383544,0.025335042790331472,0.025050064951257802,0.02292031981784479,0.02189228926507457,0.020614860056787608],"twin_dists":[0.2892294994151657,0.291271647541096,0.29491552131326587,0.2983822956256017,0.29864833135306346,0.31375954235429543,0.31579772689166136,0.3202506331267043,0.32560499120657466,0.3293651012366434,0.3333623793980431,0.3337298310004121,0.335989781680581,0.3383660912667395,0.3413396447373214,0.34255298361307845,0.3428532542795107,0.3452360586421854,0.3482932673212637,0.34926322764712736,0.3521283576136293,0.3526698052332604,0.3568941191046337,0.3590563729927936,0.36186971541978463],"n_dims_used":45,"mean_confidence":0.8987398783365885},"coverage":{"mean_confidence":0.8987398783365885,"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}}