{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002971},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002823","490:4900002972","490:4900004476","490:4900003781","490:4900004065","490:4900002373","490:4900005165","490:4900005301","490:4900004337","490:4900004889","491:4910001256","490:4900002968","490:4900003111","490:4900004475","490:4900004336","490:4900006321","490:4900007169","490:4900006442","490:4900004334","490:4900007662","490:4900003924","490:4900004196","490:4900003374","490:4900003923","490:4900003638"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.748171711945538,0.6096381218707754,0.46145160967404847,0.39258441516647163,0.34832919886837255,0.29856452095791286,0.2985035983780845,0.28597909383272496,0.2855781470185654,0.2674293146093029,0.25326900817104897,0.2528234476402638,0.2462040502640681,0.24338877335187475,0.2234239513182254,0.21663065879484997,0.21252650608218607,0.1909719506217895,0.19014543925401417,0.18430927575578948,0.1818869369024302,0.16788688880220212,0.16631733450119818,0.1633316806320922,0.1615183114172904],"twin_dists":[0.09893039624821033,0.129209090451853,0.1615231496676887,0.17760104114172526,0.1886184731328133,0.20193450775515212,0.2019515529991962,0.2055003950458637,0.2056155202732712,0.21093312011692703,0.2152395330873725,0.2153774741180681,0.21744531450979845,0.21833560213670716,0.22485052514753967,0.22715500111170325,0.22857087437395407,0.23633079684930358,0.2366401567073507,0.2388518645891953,0.23978432313631873,0.24535382767026284,0.2459987123841416,0.2472376577099957,0.24799816524399892],"n_dims_used":45,"mean_confidence":0.9003568861219619},"coverage":{"mean_confidence":0.9003568861219619,"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}}