{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002518},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004466","490:4900006427","490:4900002216","491:4910001812","490:4900005284","491:4910001912","490:4900005548","491:4910002913","490:4900006306","491:4910002015","491:4910001865","490:4900006423","490:4900006665","490:4900002217","491:4910002160","491:4910001752","490:4900007416","490:4900006426","490:4900006544","491:4910002116","490:4900004473","490:4900005689","490:4900007543","490:4900005554","491:4910001750"],"twin_admin_codes":[490,490,490,491,490,491,490,491,490,491,491,490,490,490,491,491,490,490,490,491,490,490,490,490,491],"twin_sims":[0.07587781749932751,0.06598735053575797,0.0651254212265983,0.06279608130154728,0.059001775047605676,0.05114709842035053,0.050213794027432986,0.04784122493092503,0.04651087615353262,0.04170520809253781,0.040142372244120796,0.034435609938100034,0.033663218730392325,0.033028811236986096,0.02581389308637283,0.01469534263398229,0.013007725259175354,0.009111466944900802,0.008328865604373894,0.007262441149279222,0.006880544377867785,0.006836422935103411,0.006425385576232132,0.006408772452850065,0.00580064474729019],"twin_dists":[0.29493983637197,0.30282164515571636,0.30355312012712155,0.30557027724713537,0.30899145356954566,0.3166940581036229,0.3176733946219525,0.3202330676887595,0.32171507538248095,0.3273831223182682,0.3293450470755952,0.3371069425139293,0.3382401174862359,0.3391875585749632,0.3512302948389629,0.37731722310022936,0.3827316237672157,0.3981122952384869,0.4018992403648717,0.40760893217024646,0.4098381807368447,0.41010285892848125,0.4126453439816159,0.4127511545901032,0.4168055024903153],"n_dims_used":44,"mean_confidence":0.8959874239834872},"coverage":{"mean_confidence":0.8959874239834872,"n_dims_used":44,"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}}