{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001500},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000849","489:4890001155","489:4890000470","489:4890001094","489:4890001346","489:4890000622","489:4890000796","489:4890001157","489:4890001032","489:4890001480","489:4890003403","489:4890000901","489:4890001280","489:4890000431","470:4700004826","489:4890001213","489:4890000679","470:4700005767","489:4890003747","489:4890000797","489:4890002488","489:4890003171","489:4890002904","489:4890000629","489:4890001418"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,470,489,489,470,489,489,489,489,489,489,489],"twin_sims":[0.7323718386650556,0.7187180683879045,0.7011021328679963,0.6964397582693773,0.6927499933942167,0.6875211343979997,0.6829415326345042,0.6782742690917926,0.6712297386414416,0.6598629440775614,0.6366153790585861,0.6353510832078026,0.6327491350375896,0.6214746465597162,0.620783425395406,0.6185157172562431,0.6160392439035202,0.6110326660622872,0.609662055176013,0.6072446682187532,0.6062643113651451,0.6027258424869882,0.6026571582311788,0.6020640507899898,0.6009027114220362],"twin_dists":[0.10250494253058433,0.10555626187912563,0.10944986335801195,0.11047334618294136,0.11128146046857205,0.11242401169395957,0.11342230187296466,0.11443756098591978,0.11596618250633929,0.11842432993760091,0.12342718177838917,0.12369855244791038,0.12425686803205176,0.12667392694089544,0.12682202245513222,0.1273078291494527,0.1278382768263657,0.12891046921732016,0.1292039655532833,0.12972159885328305,0.1299315196326666,0.13068921142234696,0.13070391915234567,0.13083092536831323,0.1310796165349617],"n_dims_used":45,"mean_confidence":0.9156002468532987},"coverage":{"mean_confidence":0.9156002468532987,"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}}