{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003711},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002443","490:4900003312","490:4900003581","490:4900002881","490:4900003578","490:4900004003","490:4900002895","490:4900003853","490:4900004538","490:4900004811","490:4900002745","490:4900004556","490:4900002450","490:4900004952","490:4900003314","490:4900001829","490:4900012636","490:4900001984","490:4900002893","490:4900004693","490:4900004004","490:4900002291","494:4940008092","490:4900002894","490:4900002136"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490],"twin_sims":[0.5611642003750291,0.5394841066360417,0.5063798271730411,0.4955739775840237,0.4239680890078539,0.42100408521336063,0.4209742390592621,0.4172666727505137,0.4078695396845964,0.40345880175773047,0.39753438993797874,0.38808674697420664,0.38491098572002524,0.38145552448764153,0.37809688064137625,0.3557725784780776,0.34733014452104305,0.3446330960670284,0.3424008295762658,0.33637479384868607,0.3350922347591514,0.3309995717484115,0.3228780808329001,0.3214682297402468,0.3176452496135699],"twin_dists":[0.13960652289228337,0.14428838738974373,0.1515105153430221,0.15389317200375588,0.17014024667998212,0.17083434946835707,0.17084134919465008,0.17171251679649696,0.1739356319287425,0.17498686157872823,0.17640702335299652,0.1786920401999423,0.1794659762499448,0.18031153953005544,0.18113695063829843,0.18671810517139897,0.1888751524357209,0.18957003692663518,0.19014735689267184,0.1917159727590255,0.19205178182855892,0.19312805248983855,0.19528567129884472,0.19566328019990842,0.19669190627387886],"n_dims_used":45,"mean_confidence":0.9174267239040799},"coverage":{"mean_confidence":0.9174267239040799,"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}}