{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004064},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002673","490:4900003376","490:4900002674","490:4900003378","490:4900006203","490:4900007168","490:4900006065","490:4900002221","491:4910001009","490:4900006802","490:4900004056","490:4900006429","491:4910001801","490:4900004881","490:4900002819","490:4900004205","490:4900003505","491:4910001401","490:4900002970","490:4900002222","490:4900007661","491:4910002112","490:4900007665","490:4900007172","491:4910001140"],"twin_admin_codes":[490,490,490,490,490,490,490,490,491,490,490,490,491,490,490,490,490,491,490,490,490,491,490,490,491],"twin_sims":[0.3316415695995311,0.22577909897445084,0.20622823140665772,0.17249628151446897,0.1526239308446553,0.14159636626937397,0.14023486999631463,0.13316008594709466,0.13031166324162255,0.12249977217942068,0.11321029316218757,0.10268064074003265,0.09812532838061976,0.09801451843165297,0.0940364941310102,0.09348921823263144,0.0931076635070921,0.0912935838171618,0.09060314899930144,0.08529932692920283,0.08048651200847627,0.07922491139692836,0.07798127756494923,0.0771315542512904,0.07277114846834723],"twin_dists":[0.1929587442684335,0.2240625275860587,0.23078018902358471,0.24348467636603824,0.25182112851275623,0.25679537956932735,0.25742922817257663,0.2607990445785048,0.2621938037910178,0.2661410675940985,0.2710930865496781,0.2771006445508266,0.2798492198518147,0.2799173146163045,0.2824029470303125,0.2827513544360504,0.2829952134512777,0.2841655426175622,0.28461580142007514,0.2881685558753214,0.2915481584912104,0.29246076412407235,0.29337186418506345,0.29400112091227054,0.29732100964585834],"n_dims_used":45,"mean_confidence":0.8985877143012153},"coverage":{"mean_confidence":0.8985877143012153,"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}}