{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000358},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000148","477:4770000357","477:4770000047","485:4850006092","477:4770000356","477:4770000308","485:4850006014","477:4770000255","477:4770000307","477:4770000347","485:4850003679","477:4770000305","485:4850005271","485:4850006344","477:4770000027","485:4850006345","485:4850006259","477:4770000260","477:4770000177","477:4770000220","485:4850006260","485:4850004919","485:4850006177","477:4770000088","477:4770000035"],"twin_admin_codes":[477,477,477,485,477,477,485,477,477,477,485,477,485,485,477,485,485,477,477,477,485,485,485,477,477],"twin_sims":[0.7919656026131556,0.7881964865379092,0.7602954531793098,0.7469918628429528,0.7281409414955003,0.715305015908587,0.6917615407580279,0.6808229278269431,0.6785877648673972,0.6780510071562154,0.6674273232974882,0.6613602901905685,0.6561690827825969,0.6538361339206257,0.6527897852348029,0.6478875316227769,0.6327956027812908,0.6270999527978047,0.6262126587919465,0.621011369626515,0.6173167470813026,0.6162684404878579,0.6108682163802851,0.609626643642838,0.5986320628991795],"twin_dists":[0.08870290935746161,0.08960546635498405,0.09615066556300962,0.0991991140053728,0.1034539191750362,0.10631418463298994,0.11149767880498701,0.1138834158193232,0.11436943161156392,0.11448607507513042,0.11678955938718502,0.11810105196461494,0.11922121058558359,0.11972406456287761,0.11994949513566044,0.12100485646042594,0.12424689909646136,0.12546834527564418,0.12565855059809955,0.12677318585573538,0.12756465199490222,0.1277891872638845,0.12894568418110067,0.12921154831279988,0.13156588410716483],"n_dims_used":45,"mean_confidence":0.9185523986816406},"coverage":{"mean_confidence":0.9185523986816406,"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}}