{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012368},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012456","490:4900012440","490:4900012443","490:4900012723","490:4900012594","490:4900012252","490:4900012666","490:4900012724","490:4900013218","490:4900012233","490:4900012370","490:4900012926","490:4900012593","490:4900012861","490:4900012725","490:4900013185","490:4900012919","490:4900012598","490:4900012249","490:4900012662","490:4900012455","490:4900012921","490:4900012236","490:4900012243","490:4900012234"],"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":[0.43291984413603446,0.34254438991491104,0.3291070821566166,0.3069322552917238,0.3000978632258899,0.280811027217493,0.2798463658512235,0.2759996231732985,0.2671523602645212,0.2433685625854174,0.23182290858371873,0.20538551504356728,0.19908508107371153,0.1891455709930999,0.18435817028048485,0.1762304805604207,0.167675041346831,0.15516511229088542,0.14187083043328902,0.13704350730584197,0.1333265001309677,0.13244313903642166,0.1287944022349765,0.12823349260247763,0.1196991895047701],"twin_dists":[0.16805604950437739,0.1901101684058382,0.19362819172831,0.19961233155511407,0.2015061702676882,0.2069918487050771,0.20727207464254851,0.20839540431095335,0.21101596044169843,0.2183420174375581,0.22206498158950133,0.23107927083585073,0.23334242336130565,0.237015661985636,0.23883313227112854,0.24199646675815226,0.24544061546883728,0.25071263072679023,0.256668152051401,0.2589331747453897,0.2607182552484296,0.26114797269971696,0.2629461544390722,0.2632259837251118,0.26760280801574926],"n_dims_used":45,"mean_confidence":0.9123084174262153},"coverage":{"mean_confidence":0.9123084174262153,"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}}