{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002067},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002525","490:4900003924","490:4900003373","491:4910001267","491:4910001916","490:4900004472","490:4900002066","490:4900007165","490:4900004609","490:4900002223","490:4900002373","491:4910001205","491:4910001568","490:4900003777","490:4900003374","490:4900002521","490:4900007292","491:4910001200","491:4910001504","491:4910001187","490:4900005020","491:4910001203","490:4900002221","491:4910001117","491:4910001130"],"twin_admin_codes":[490,490,490,491,491,490,490,490,490,490,490,491,491,490,490,490,490,491,491,491,490,491,490,491,491],"twin_sims":[0.5660078225124182,0.36161490339623026,0.3028813498544956,0.26698172014707133,0.25779663912087347,0.2560129585204505,0.23622119427305505,0.22705053400826344,0.1887210994928806,0.17703636511776727,0.16900398161949903,0.1682577922977329,0.16418165539203883,0.16268749923225076,0.1623825355042629,0.15864350705549654,0.1531839381664332,0.15207796108169902,0.15065287522112158,0.14823331690575378,0.14674919938341843,0.14174586580697876,0.13740045733612352,0.13405847281056626,0.13390471872313645],"twin_dists":[0.13856425609086653,0.18524085457874775,0.20073186103670074,0.21106702748368664,0.21384647565211454,0.2143934125055283,0.22063276131354032,0.22363939233953384,0.2371754942181242,0.24167824856502548,0.24489748558034422,0.24520206881493592,0.2468832913949958,0.2475071163189975,0.24763495115998252,0.2492166330731927,0.2515756899769914,0.25206105190251776,0.2526902940092279,0.2537687516213332,0.25443670175905514,0.2567260565156229,0.2587636683258605,0.2603638007227341,0.2604381345801133],"n_dims_used":45,"mean_confidence":0.8992696126302083},"coverage":{"mean_confidence":0.8992696126302083,"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}}