{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960008589},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000227","490:4900000707","490:4900000325","490:4900000418","490:4900000491","490:4900000935","490:4900000933","490:4900000231","490:4900000275","490:4900000276","490:4900000490","490:4900000825","496:4960008859","490:4900000403","490:4900000917","490:4900000269","490:4900000279","490:4900000575","496:4960008368","490:4900000404","490:4900000267","490:4900004321","490:4900000234","490:4900000181","490:4900000620"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,490,490,496,490,490,490,490,490,490],"twin_sims":[0.5695075160031473,0.5186974200984331,0.4815537462130904,0.4774831411221334,0.47616308077095804,0.46724547748691425,0.4669978499679406,0.4622122168423445,0.454413259941233,0.44755179575862314,0.4355972401539643,0.43559406540123013,0.42653682363349693,0.42323765126047985,0.39924955764522363,0.3951037960928205,0.384470713132195,0.3780833947298895,0.377711198176461,0.3752070801097694,0.3677083705956486,0.36407277083099016,0.3623200028836893,0.3535450625572076,0.348814895893678],"twin_dists":[0.13781186169630047,0.1488108394627086,0.15700718282484202,0.15791652763313607,0.1582119550713203,0.1602148553573193,0.16027065587076292,0.16135107343634034,0.1631203118377729,0.16468607380736253,0.1674360933821439,0.1674368275984519,0.16954034416136518,0.17031110929218812,0.17599489156803294,0.17699246085134668,0.17957351012885783,0.18114027204160804,0.18123196191477858,0.18184999479213054,0.18371297130720227,0.18462301440388337,0.18506339477108893,0.1872846240613813,0.188493826673363],"n_dims_used":45,"mean_confidence":0.914784410264757},"coverage":{"mean_confidence":0.914784410264757,"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}}