{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011276},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011544","490:4900011673","490:4900010946","490:4900011547","490:4900011412","490:4900011804","490:4900012189","490:4900012209","490:4900011920","490:4900011273","490:4900011734","490:4900011343","490:4900010965","490:4900011720","490:4900010949","490:4900011121","490:4900008721","490:4900011789","490:4900011479","490:4900011657","490:4900011854","490:4900011801","490:4900011197","490:4900007953","490:4900012076"],"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":[0.48931027005956174,0.48143108154877645,0.44946209140885,0.3833288846980138,0.3783176921083783,0.3616981327347299,0.3371732532892296,0.3075438740117515,0.3050115760448808,0.27907023105557316,0.26455093792407225,0.25033227789348056,0.23901463198198783,0.23837258827911206,0.22842228884918392,0.220031407401933,0.21800668955970753,0.21708635425537415,0.20237246069153356,0.20223520267071088,0.20138384990224367,0.1977066181783358,0.18919134021477726,0.18792296410119552,0.18273129919111186],"twin_dists":[0.15528106670710448,0.15703454939379397,0.16424925710417196,0.17985266889567633,0.18108257585072451,0.1852198982293284,0.1915072641657006,0.1994440450368434,0.20014206713203714,0.20749796138187124,0.2117966972949761,0.2161515830703825,0.21973216579498253,0.2199385489313859,0.22318462787874985,0.22599541462671022,0.22668434023909637,0.22699891184974538,0.23215553506486167,0.23220482476651075,0.23251106249989012,0.23384413202048865,0.23699844285447388,0.2374767103822523,0.23945830372224458],"n_dims_used":45,"mean_confidence":0.9138180202907986},"coverage":{"mean_confidence":0.9138180202907986,"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}}