{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012776},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012641","490:4900012568","490:4900012843","490:4900012498","490:4900012909","494:4940008647","494:4940006933","466:4660006860","494:4940007039","466:4660006453","490:4900002119","490:4900012569","494:4940006932","494:4940007566","490:4900002877","490:4900012495","494:4940007771","490:4900001970","494:4940007038","490:4900012774","490:4900012643","494:4940008704","494:4940002788","494:4940005172","490:4900002584"],"twin_admin_codes":[490,490,490,490,490,494,494,466,494,466,490,490,494,494,490,490,494,490,494,490,490,494,494,494,490],"twin_sims":[0.5191680097743121,0.4985938456886764,0.45059804859850017,0.40005173993723886,0.3726952394708139,0.24056857322089292,0.20625991183438155,0.20493776947260314,0.204084144317955,0.20042640494361272,0.20036291585051608,0.20010907213764356,0.1877376354321996,0.18617840965617127,0.17805966043430232,0.177320242218219,0.17456325956652152,0.1654310727216322,0.16512661873571954,0.15723046327161277,0.14992771440073818,0.14813075007077264,0.14757145224771326,0.14685823699549116,0.1428570098244935],"twin_dists":[0.14870801544525117,0.1532258574988336,0.16398983436064,0.17580241499744445,0.1824719672686258,0.21923414366626096,0.23076896187953078,0.23123851824944078,0.23154278404843073,0.23285652838807896,0.23287947670590148,0.23297127935314443,0.2375467815879493,0.23813824192534455,0.2412756628385899,0.24156639996596765,0.24265810405123603,0.24636479241250442,0.2464908771292054,0.249821442675203,0.2530121687207377,0.2538147541397873,0.25406602087548974,0.2543874582196986,0.25621251495010655],"n_dims_used":45,"mean_confidence":0.9172772725423177},"coverage":{"mean_confidence":0.9172772725423177,"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}}