{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002686},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002230","490:4900002083","490:4900002976","490:4900002228","490:4900003121","490:4900002382","490:4900002533","490:4900002238","490:4900002678","490:4900002081","490:4900001631","490:4900001772","490:4900001921","490:4900002835","490:4900002376","491:4910001275","490:4900003138","490:4900002231","490:4900002381","490:4900001771","490:4900002826","490:4900002380","490:4900002078","490:4900001920","490:4900002229"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490],"twin_sims":[0.42734081010204583,0.3283301171633799,0.31551412523209327,0.3066471006319096,0.29526764651293347,0.289090326599784,0.2417076092539283,0.23835010932306577,0.23782361921432507,0.20495569403706862,0.20172810794791196,0.20101564914898704,0.19431090309340673,0.15872902191407476,0.15547497677527194,0.14371790856135813,0.14136142242471925,0.1408577943739151,0.1371428799579015,0.13516934703458075,0.12677472275057208,0.1241020776512074,0.11896485163067913,0.1156522822698723,0.10556602558421838],"twin_dists":[0.1693528887350153,0.19383398243219235,0.19726834436940607,0.19969085777098294,0.20285987975054737,0.2046103273757729,0.21887041932742315,0.2199457812824754,0.22011530079071107,0.23123213853675398,0.23238712339495382,0.23264378284332876,0.2350904591304807,0.24918015728320317,0.25057837518711756,0.25581666721013285,0.2569044333670853,0.2571386576656833,0.2588859520681016,0.2598286315685466,0.2639581045065964,0.2653161806181513,0.26799040726318185,0.26976198188979805,0.2754085616094063],"n_dims_used":45,"mean_confidence":0.9165054321289062},"coverage":{"mean_confidence":0.9165054321289062,"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}}