{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930003909},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930003255","493:4930003440","493:4930003743","493:4930000081","493:4930002874","493:4930003032","493:4930002873","493:4930003067","493:4930003057","493:4930003818","493:4930001025","493:4930000641","493:4930001715","496:4960004920","493:4930001081","493:4930003078","493:4930002717","493:4930003925","493:4930002885","493:4930002184","493:4930002204","493:4930000859","493:4930000555","493:4930002871","493:4930002197"],"twin_admin_codes":[493,493,493,493,493,493,493,493,493,493,493,493,493,496,493,493,493,493,493,493,493,493,493,493,493],"twin_sims":[0.4862480081088363,0.4119371679294216,0.3605935520479732,0.34526413241278153,0.31896890160877545,0.30103980294712,0.29300751369866446,0.28658424395302473,0.25456213551555384,0.25013798908046553,0.24528840607898234,0.2300205992661051,0.2249092874697873,0.21704054746925164,0.2155214576573414,0.21130186566749365,0.19999192176274222,0.19068007283015034,0.18317983837220422,0.17767160363168777,0.17628788017132532,0.17563099677646765,0.1748206017782298,0.17374476323801133,0.17231668999365088],"twin_dists":[0.15596152139695896,0.1729706284094508,0.18549822119222406,0.1894071955900343,0.19633497583691797,0.20124367478897442,0.20349778300326618,0.20532681962450225,0.21484006531763494,0.21621216288618214,0.21773414941672695,0.22265702799610942,0.22435291410040958,0.22701459206563976,0.22753586173364454,0.22899693557769066,0.23301367388609107,0.23643993853693754,0.2392855491909584,0.2414281384566174,0.2419737672607081,0.24223385644077322,0.2425556845121528,0.2429845752652687,0.24355682763671352],"n_dims_used":45,"mean_confidence":0.918235354953342},"coverage":{"mean_confidence":0.918235354953342,"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}}