{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000995},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001118","491:4910001183","491:4910001623","491:4910001202","491:4910001192","491:4910000996","491:4910001807","491:4910001321","491:4910001135","490:4900006323","490:4900007404","491:4910001257","491:4910001860","491:4910001621","491:4910001188","491:4910001194","490:4900007545","491:4910000994","491:4910001141","491:4910001131","491:4910001264","491:4910001182","491:4910001254","491:4910001624","491:4910001187"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,490,490,491,491,491,491,491,490,491,491,491,491,491,491,491,491],"twin_sims":[0.37399259862325246,0.16643346794961816,0.1451000809168812,0.12007843874842626,0.07466840086147364,0.07357849008327355,0.050218130443803945,0.050005047660878446,0.047865194848736387,0.04740092435989294,0.04053300606272072,0.03996551007585793,0.03907687562961372,0.03738332858970477,0.03579406678533933,0.03277121056424423,0.032698833268960795,0.032190284677044545,0.030697349662778414,0.02817937848502877,0.026779551519139053,0.026467567292500636,0.02544813204108928,0.023911544403699622,0.02201316996845954],"twin_dists":[0.18215046363863707,0.24595084658256217,0.255184798550327,0.2674033436440618,0.29585729130368016,0.29669442457271195,0.31766880941260406,0.31789450844872097,0.3202066828230788,0.3207197043330254,0.32884869921471804,0.32957111446712123,0.3307199389254212,0.33297196807809903,0.3351654229320464,0.33957670396445955,0.3396865108268534,0.3404639602716371,0.34280857221288424,0.3469941445806165,0.3494621371721751,0.3500272927542027,0.3519149497071053,0.35488753958594343,0.35879760466215155],"n_dims_used":45,"mean_confidence":0.8960301717122395},"coverage":{"mean_confidence":0.8960301717122395,"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}}