{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002885},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002745","490:4900002881","490:4900002125","490:4900003581","490:4900002735","490:4900004144","490:4900003180","490:4900002893","490:4900005755","490:4900005225","490:4900003711","490:4900003044","490:4900004538","490:4900012848","490:4900003881","490:4900004262","490:4900002008","490:4900003986","490:4900004003","490:4900002450","490:4900003701","490:4900001550","490:4900005108","487:4870000760","490:4900003306"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490],"twin_sims":[0.4414683765953629,0.4172123960829365,0.36939206734187796,0.3290946894586952,0.3173578870241484,0.30146272398194573,0.24563525517060594,0.24047954146068065,0.22986255836059807,0.2269589610931008,0.2091835776666713,0.20624661047264276,0.2028232468698301,0.1966785657933511,0.19412508401272183,0.17981977733698873,0.1791638196559282,0.17027292866307708,0.16588022435186306,0.16436062726217643,0.16162077764215357,0.15345686567160075,0.15156202614910627,0.14953689898749944,0.14886477522419186],"twin_dists":[0.16608188653171554,0.17172529463232503,0.18329304560422785,0.19363147201828257,0.19676950595287507,0.20112597302935828,0.21762465624916322,0.21926262089594567,0.22270908899925454,0.22366981533380006,0.22973787670039233,0.2307736755708732,0.2319938179931278,0.23421988122423854,0.23515909484713982,0.24058702218711928,0.24084310245884707,0.2443817321406152,0.24617908905461133,0.24680884476845996,0.24795502741869488,0.2514563105348285,0.25228835876799516,0.25318611431566596,0.25348605084836706],"n_dims_used":45,"mean_confidence":0.9149529351128473},"coverage":{"mean_confidence":0.9149529351128473,"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}}