{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010464},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012153","490:4900011812","490:4900010548","490:4900012082","490:4900011744","490:4900010641","490:4900010095","490:4900011811","490:4900010014","490:4900007961","490:4900012219","490:4900009487","490:4900009488","490:4900010208","490:4900010806","490:4900010558","490:4900009301","490:4900011682","490:4900010206","490:4900010804","490:4900012146","490:4900010898","490:4900011550","490:4900011619","490:4900009289"],"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":[0.7279834598567749,0.56909070761662,0.5387713806042291,0.47858338806515244,0.47834934889616815,0.43899510770376426,0.4313702646216298,0.4054260293500021,0.3967750225023223,0.39089099579233527,0.3870405884404809,0.3857793261774759,0.38215170526736614,0.372752533437847,0.36609011365571886,0.35564970825575143,0.3527908433815408,0.3489631108035892,0.34417268068617723,0.3392945085331768,0.3176988871655764,0.3050898632175167,0.28371689425156904,0.27446896503401363,0.2670978178922661],"twin_dists":[0.103489179652015,0.13790144270049914,0.14444284699610707,0.1576704960880803,0.15772281543910627,0.16665148976385732,0.16841556204503266,0.17451737410182588,0.1765897489299347,0.1780111233284268,0.1789466574900839,0.1792540609233591,0.18014088734734973,0.18245775739821804,0.1841174832717735,0.18674930657662747,0.1874768620360787,0.18845580782292073,0.1896889487153087,0.19095408300507974,0.19667742632235657,0.20012043739016572,0.2061512255401137,0.2088450475415842,0.21103228099723106],"n_dims_used":45,"mean_confidence":0.909116448296441},"coverage":{"mean_confidence":0.909116448296441,"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}}