{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930000656},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930001188","493:4930000369","493:4930003782","493:4930001465","466:4660000213","496:4960012569","496:4960012255","488:4880003457","466:4660001191","466:4660000391","493:4930000873","469:4690002953","496:4960012549","487:4870006204","470:4700001113","493:4930000968","466:4660000302","496:4960000704","487:4870006963","469:4690001749","493:4930000137","469:4690002545","493:4930000875","470:4700003488","496:4960005492"],"twin_admin_codes":[493,493,493,493,466,496,496,488,466,466,493,469,496,487,470,493,466,496,487,469,493,469,493,470,496],"twin_sims":[0.8120527608493274,0.6935159285271457,0.5528853236880251,0.46278367371446305,0.4609866779916163,0.45697939880523436,0.452275903745743,0.4483301861702307,0.44807444833725946,0.44192006459080513,0.433400856622088,0.4323070361844817,0.42077822288143635,0.4192816405513808,0.41881708460056977,0.41568224618497124,0.41229833270359884,0.411218284784123,0.40956509266036484,0.4084058971279881,0.408203584534848,0.4052070477713325,0.40445593585156064,0.40289623883608594,0.4008855474683069],"twin_dists":[0.08380477019997858,0.11111383980100872,0.14139087393185787,0.16122185529855995,0.16162838299958354,0.1625369706187714,0.16360710155141436,0.16450799900900706,0.1645664920721093,0.1659779954786921,0.16794455708886907,0.16819816270197857,0.17088732547056298,0.17123865323170218,0.171347817464692,0.17208581696543024,0.17288514796983492,0.1731408709952999,0.1735328674165464,0.17380814491057128,0.17385622397493666,0.17456958453917987,0.1747487634037262,0.17512130832865316,0.17560253595264882],"n_dims_used":45,"mean_confidence":0.923392571343316},"coverage":{"mean_confidence":0.923392571343316,"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}}