{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005208},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004923","490:4900005476","490:4900005063","490:4900005204","490:4900005062","490:4900005215","490:4900005351","490:4900005209","490:4900005343","490:4900005217","490:4900005344","490:4900005346","494:4940007763","490:4900005199","490:4900005203","490:4900004924","490:4900004096","490:4900009474","490:4900004925","490:4900011853","490:4900005214","490:4900003153","490:4900004785","490:4900013369","490:4900005479"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.20005129471024227,0.16593025823811083,0.10744533796198981,0.07702805039391203,0.030089780990817216,0.024854796986463954,0.020965369567909717,0.017484976836009872,0.015070834603257238,0.013721046673146197,0.013373890735987447,0.01307763088864306,0.01034633132906806,0.008638178552598625,0.006950490064949644,0.006403401746015047,0.006346400041330143,0.005269971643084432,0.0046090787541240566,0.004458279210985541,0.003117592114301585,0.0029464117926491502,0.002417047632222394,0.002147702297671788,0.002009863139051648],"twin_dists":[0.23299218578650085,0.24615842484049405,0.274325726501162,0.2940781505445462,0.34379077799555097,0.3530438895457003,0.36108299394514265,0.3694655587840073,0.3761876294094154,0.3803715050906894,0.38150620919295486,0.38249534002594515,0.3926904242535853,0.4003659310518146,0.4094216989861063,0.4127854140100025,0.41315062897865257,0.4206702726920426,0.4260091958889131,0.42732426391473,0.44121765226174486,0.4433713062714346,0.4508425348627335,0.4552413582188471,0.45769245865347136],"n_dims_used":45,"mean_confidence":0.9336771647135417},"coverage":{"mean_confidence":0.9336771647135417,"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}}