{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002071},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002225","490:4900001913","490:4900002072","490:4900001239","490:4900002224","490:4900002237","490:4900001630","490:4900001770","490:4900001774","490:4900002532","490:4900001635","490:4900002678","490:4900002677","490:4900001106","490:4900001238","490:4900001236","490:4900002381","490:4900002983","490:4900002533","490:4900004495","490:4900001767","490:4900002400","490:4900003118","490:4900002832","490:4900002230"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6977957553721479,0.6719030769045272,0.4718807359690609,0.37523098810208905,0.3747298607429891,0.3554283112349698,0.352926132452173,0.2867733347944059,0.21175572844555224,0.20233688619726797,0.1888607182571569,0.18204871765118677,0.18176746707418914,0.17895123895631757,0.1415417747673218,0.12521496013025035,0.09930102899807772,0.08571148081933924,0.07233021865214881,0.07090988681269726,0.055291491674182174,0.05049590612456057,0.04404814330323749,0.04310542549122042,0.04292205843696579],"twin_dists":[0.11017595513946656,0.11582025605147274,0.15917219249655856,0.1818440846258016,0.1819680042661008,0.1868055417241261,0.18744236338399764,0.2052726277372611,0.22883883873476088,0.23216830774980327,0.23712289385144292,0.2397217747926742,0.2398305382957274,0.24092623476492028,0.25682070726846995,0.26474800911227764,0.2791304192330861,0.2878862755911445,0.29766559736338144,0.2987872825087776,0.31251678421723283,0.3173757816416253,0.3245548666165295,0.32567727970711363,0.32589799266658176],"n_dims_used":44,"mean_confidence":0.9115177501331676},"coverage":{"mean_confidence":0.9115177501331676,"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}}