{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005658},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005652","490:4900005251","490:4900007390","490:4900005250","490:4900005920","490:4900005793","490:4900005394","490:4900001340","490:4900005522","496:4960007605","490:4900004590","490:4900009716","490:4900007518","490:4900005386","490:4900005401","490:4900006889","478:4780004301","478:4780004177","488:4880003316","490:4900005528","490:4900004978","496:4960010861","490:4900007387","466:4660001230","496:4960011014"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,496,490,490,490,490,490,490,478,478,488,490,490,496,490,466,496],"twin_sims":[0.42873158511913967,0.42268258550669,0.39838598050794544,0.37275545599550924,0.36182009590799497,0.33770835258348453,0.2978742333191901,0.28387465594496575,0.278176174359289,0.27441926230892955,0.2694356703032791,0.26329332126018257,0.2622206902655917,0.25436349642324957,0.2522623131733989,0.24910665498311807,0.2475701364938607,0.2384563107663723,0.23414350903937545,0.2339793797754747,0.23153846320725444,0.23140948039787534,0.22940279142971567,0.22933237738903892,0.22410424194914447],"twin_dists":[0.1690289615533317,0.17044103173309696,0.17620229627578937,0.1824570325834984,0.18518919349897708,0.19136754442576076,0.20212775967754074,0.20610573665070162,0.207758642330771,0.20885967384523044,0.21033457844208728,0.21217584920704022,0.21250012657217857,0.2149013442089311,0.21555141596281488,0.2165342406898909,0.21701567151079237,0.2199116160708536,0.22130712214929935,0.22136056086710687,0.2221582180021344,0.22220052124315529,0.22286067746751398,0.22288391119214734,0.22462234459625208],"n_dims_used":45,"mean_confidence":0.9162338256835938},"coverage":{"mean_confidence":0.9162338256835938,"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}}