{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700003266},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700003429","470:4700001926","470:4700003438","470:4700003091","470:4700002918","470:4700004280","470:4700002249","470:4700003435","470:4700002086","470:4700003401","470:4700003269","470:4700002921","470:4700002882","470:4700004635","470:4700002923","470:4700001927","470:4700003431","470:4700003262","470:4700004630","470:4700002250","470:4700003092","470:4700002410","470:4700003413","470:4700003748","470:4700002579"],"twin_admin_codes":[470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470],"twin_sims":[0.7735712198549809,0.7109576217986174,0.7012332590851207,0.6686854052616557,0.6642960770632917,0.589330591041303,0.5628927474164286,0.5499419656379024,0.5454565106350382,0.5441877413287636,0.5250367521927873,0.5116216875586667,0.5082603970811183,0.5012162192361869,0.4981035926105001,0.48901398355071735,0.4870220577707304,0.4863830180747126,0.4763401577116327,0.4734377174041677,0.4660653390589531,0.4521063247207327,0.44799667200500254,0.4438122523226934,0.4422466619758123],"twin_dists":[0.09306438900181345,0.10727702692144328,0.10942103915594588,0.11651726028253495,0.11746676468928421,0.1335584644097096,0.13923443602058785,0.14202623155958347,0.14299554990549918,0.14326998316896397,0.14742751090026981,0.15035963977813002,0.15109727236045448,0.1526473028866212,0.15333411282189202,0.15534684707126595,0.15578939975170017,0.1559314938575391,0.1581723100768733,0.15882273594973226,0.16048087970313418,0.16364575999367775,0.16458428378575155,0.16554322630717014,0.16590290169562444],"n_dims_used":43,"mean_confidence":0.9122004841649255},"coverage":{"mean_confidence":0.9122004841649255,"n_dims_used":43,"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}}