{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005915},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006407","490:4900005252","490:4900005404","490:4900007517","490:4900006040","490:4900005271","490:4900006415","490:4900004321","490:4900001211","490:4900004183","490:4900004864","490:4900001743","490:4900005001","490:4900005916","490:4900001473","490:4900001741","490:4900006039","490:4900004977","490:4900001200","490:4900005932","490:4900005254","496:4960007964","490:4900006041","490:4900005253","490:4900006644"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490],"twin_sims":[0.7685847279571144,0.6422504839301165,0.6209444072564082,0.566253014631172,0.5318014002459226,0.45493870054435265,0.43320957871222543,0.42404380095197985,0.4239994818375114,0.41805533243857285,0.40794794029979214,0.3851549156922865,0.3831991634962607,0.3830906800370242,0.3795785767408607,0.37778499073139016,0.37242555757034407,0.3668040202011344,0.3633663067633007,0.3580081986835296,0.3576240117751407,0.3567305569656751,0.34359891800665754,0.33916601799807616,0.33890618887312834],"twin_dists":[0.09422919372858596,0.12221691483641665,0.1267875325021718,0.1385115247099124,0.1459554851791598,0.1630007698481172,0.16798888684595928,0.17012254332072677,0.1701329060857424,0.17152693031453894,0.1739169922310253,0.17940642307594082,0.1798844087842595,0.17991095621998074,0.18077237774270283,0.18121377977665432,0.1825388674140082,0.18393891941317456,0.18480038305868354,0.18615136309285263,0.18624862678392826,0.18647502850178027,0.18983725312972285,0.1909875377139425,0.1910552094989978],"n_dims_used":45,"mean_confidence":0.9166919284396702},"coverage":{"mean_confidence":0.9166919284396702,"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}}