{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012662},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012445","490:4900012249","490:4900012525","490:4900012657","490:4900012594","490:4900012793","490:4900012299","490:4900012516","490:4900012860","490:4900012673","490:4900012861","490:4900012661","490:4900012670","490:4900012449","490:4900012671","490:4900012243","490:4900012368","490:4900012377","490:4900012598","490:4900013201","490:4900012444","490:4900012456","490:4900012460","490:4900000261","490:4900013162"],"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":[0.2503858851510853,0.2491254715447457,0.2448249810841789,0.22785315454400462,0.2190351270128651,0.21899447111026618,0.21373421552343466,0.20202505055494063,0.1990761334893971,0.19835676530899235,0.1935939598450596,0.18460817860905956,0.1619650132677489,0.1600545440147117,0.1578120955172411,0.14816458207917488,0.13704350730584197,0.1362113980966482,0.13303015972652837,0.13014038905228995,0.11940367779271721,0.1179913737778609,0.10115027317245559,0.09934957502905727,0.0937813446273893],"twin_dists":[0.21613487346086416,0.21652835678631902,0.21788059899538262,0.22337308735500924,0.2263338727685369,0.22634770636212767,0.22815232864404128,0.23228033548496088,0.23334567219744676,0.23360720279957647,0.23535552753574948,0.23873740450104516,0.24781025090585995,0.2486165855728159,0.24957201503495954,0.253799577459663,0.2589331747453897,0.25932960917386055,0.2608621728409455,0.2622783997088922,0.26775856616727456,0.2685070619835415,0.27801320047049743,0.2791008828477212,0.2825651810360025],"n_dims_used":45,"mean_confidence":0.9124823676215278},"coverage":{"mean_confidence":0.9124823676215278,"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}}