{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008017},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008024","490:4900008021","490:4900008241","490:4900008690","490:4900008132","490:4900008018","490:4900009128","490:4900008130","490:4900008916","490:4900008914","490:4900009030","490:4900008239","490:4900007911","490:4900008240","490:4900007797","490:4900008688","490:4900007909","490:4900008803","490:4900008703","490:4900008674","490:4900009352","490:4900009953","490:4900008692","490:4900007912","490:4900009032"],"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":[0.7179475088837555,0.46640589219276785,0.4125298702732939,0.3837727233525488,0.3561063648020268,0.32199451204626484,0.30543306126262915,0.2556340374882773,0.23997320333531455,0.19287812832521883,0.18918373561535148,0.1885023412498397,0.1847438365221168,0.1647221578332816,0.12973597940552115,0.11905074702594558,0.10384090305222715,0.09326543712161865,0.07995167320705229,0.07616771689709091,0.07409582711808879,0.07351738157477238,0.0729849793876218,0.06881362220879116,0.0634627691715185],"twin_dists":[0.10572753610982244,0.16040408915489857,0.1728303648456322,0.17974411031202162,0.18663337223975532,0.19552221483349855,0.20002565405642994,0.21450991269528522,0.2194247058516564,0.23562086692392747,0.2370013036274568,0.23725796463262558,0.23868549951103082,0.24665863811120273,0.2624784801381425,0.267944975485071,0.2764158307189269,0.2828942818182761,0.29193363431895936,0.2947216743888002,0.29629583080711047,0.29674165642312217,0.2971545083178151,0.3004765515398244,0.30498677008107755],"n_dims_used":45,"mean_confidence":0.8856651306152343},"coverage":{"mean_confidence":0.8856651306152343,"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}}