{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001059},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001323","491:4910001916","491:4910001382","491:4910001186","491:4910001679","491:4910001117","491:4910001187","491:4910001563","491:4910001448","491:4910001130","491:4910001065","491:4910001128","491:4910001073","491:4910001855","491:4910001125","491:4910001514","491:4910001568","491:4910001386","491:4910001267","491:4910001129","491:4910000987","491:4910001330","491:4910001456","491:4910001200","491:4910001074"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.6371438552157862,0.586186512008049,0.5435210464434317,0.5350305053211818,0.5105866232165204,0.4999252430861485,0.46607779425042994,0.4616404205609562,0.4284464540999373,0.41673941000736825,0.3465419574556069,0.3239149507407886,0.31431624249008344,0.3123022436992508,0.29821662519414294,0.29614618430728723,0.2938570000637114,0.28996956831557014,0.2831657624128282,0.2728872733618375,0.2695227727663791,0.25892461757414004,0.25452820780405544,0.24035890184808764,0.2070204921905651],"twin_dists":[0.12331373175413315,0.1342323366511492,0.14341423403846093,0.14525420855303092,0.1505866507131111,0.15293201551943042,0.160478070869635,0.16148042463611464,0.1690953365862015,0.1718366753592045,0.18907792997842732,0.19500854682837593,0.19759332235646881,0.198141297849366,0.2020318713403575,0.2026126985216295,0.20325768245451373,0.20435983114500084,0.2063102583568402,0.2093113008791137,0.2103086564164846,0.213501831541536,0.21485052965044302,0.21930121896896834,0.23049977465502713],"n_dims_used":44,"mean_confidence":0.8937019868330522},"coverage":{"mean_confidence":0.8937019868330522,"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}}