{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007062},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005039","490:4900005832","490:4900007431","490:4900005840","490:4900007432","490:4900005175","490:4900004632","490:4900006209","490:4900005173","490:4900006936","490:4900006330","490:4900007310","490:4900007551","490:4900004626","490:4900005179","490:4900005835","490:4900007063","490:4900007552","490:4900005831","490:4900005578","490:4900004911","490:4900006924","490:4900005444","490:4900007061","490:4900006935"],"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":[0.4760443914132307,0.2711023564738313,0.21469113989535604,0.14833317008894478,0.13458248714757126,0.11977495398949423,0.11806835197992434,0.11439414839419527,0.1009732735173759,0.07341665212192705,0.07131561349484117,0.06763332529095169,0.06585580744460018,0.0617735462815125,0.060549907739071276,0.06030125563892426,0.05981497602110098,0.059258691508141205,0.045807573294372635,0.043559426676705336,0.043546364088744884,0.04258093043807512,0.04061088282148106,0.040534223556283264,0.03948974623948054],"twin_dists":[0.1582385306122951,0.2098394619154921,0.22782182928168876,0.2537239887736473,0.26011094108307614,0.26756292146802363,0.2684660886788696,0.27044504862865393,0.2781194397016911,0.29681958133028213,0.29846502197145275,0.30144617970099535,0.30293277269141383,0.30647517557799603,0.3075743388048786,0.3077999238286782,0.30824331111023956,0.3087541790922633,0.32251294211729953,0.325134191411005,0.3251497505964578,0.32631071641993864,0.3287502303866025,0.3288471585649645,0.3301834638097249],"n_dims_used":45,"mean_confidence":0.9110087076822917},"coverage":{"mean_confidence":0.9110087076822917,"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}}