{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001936},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001431","491:4910001835","491:4910001228","491:4910002087","491:4910002237","491:4910001662","491:4910002106","491:4910001363","491:4910001656","491:4910001535","491:4910002231","491:4910002829","491:4910001907","491:4910001094","491:4910001030","491:4910002300","491:4910001493","491:4910001161","491:4910001376","492:4920000605","491:4910001160","491:4910002355","491:4910001886","491:4910001371","491:4910001107"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,491,491,491,491,491],"twin_sims":[0.6762542064388628,0.6424012661165079,0.5731346922477353,0.553271414291072,0.43469277136219214,0.434103818655873,0.4209896035207467,0.3986223825956813,0.3909126655400335,0.3893239092659872,0.38919512480102597,0.3799293695435355,0.3612584401956781,0.32707433070328207,0.3269171449487161,0.3139042671292289,0.26985099137838986,0.26751833858151336,0.26197533899231273,0.25435506984456385,0.2470748693329641,0.2461174716376386,0.24150462570642348,0.23892015976537273,0.23179329135636992],"twin_dists":[0.11487634854645914,0.1221845130787039,0.13703260500465236,0.1413075716605193,0.16764535377909168,0.16778170906077985,0.17083774578881775,0.1761454993843945,0.17800587050128022,0.17839135324851238,0.17842263276717368,0.18068616577204744,0.18533063635761987,0.1941671644986883,0.19420891832799514,0.19770525110057707,0.21021102382921697,0.2109065033072769,0.21257441774365035,0.21490394442609706,0.21717125982862567,0.21747259563417587,0.21893515584563558,0.21976251096177024,0.22207468610632075],"n_dims_used":45,"mean_confidence":0.8977779812282987},"coverage":{"mean_confidence":0.8977779812282987,"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}}