{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001331},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770002977","477:4770001390","471:4710001287","477:4770002899","478:4780007254","468:4680000305","478:4780005121","467:4670001069","468:4680003283","494:4940002018","477:4770001563","468:4680001631","478:4780006666","485:4850006888","471:4710001297","488:4880000740","470:4700005991","478:4780006669","478:4780005378","473:4730002758","481:4810001654","478:4780006375","473:4730001962","476:4760002584","473:4730002258"],"twin_admin_codes":[477,477,471,477,478,468,478,467,468,494,477,468,478,485,471,488,470,478,478,473,481,478,473,476,473],"twin_sims":[0.05493017756992395,0.05277912200296498,0.050000177495437365,0.031550923647765294,0.027935786500544086,0.018490139332706577,0.018002922850216537,0.01598227622286512,0.015090278971443183,0.014502225591214885,0.013548995707568552,0.012453055450619708,0.010000277591456868,0.00996410384714973,0.009844730883750704,0.009695157409541274,0.009173637952348903,0.009081636701509648,0.00900115175351209,0.008768702625261684,0.008413322688027535,0.008181018007789418,0.008003159486710106,0.007924597835434451,0.007828503720879494],"twin_dists":[0.31287043788523733,0.31501669759999634,0.31789967632556215,0.3414564235491098,0.3474159160091818,0.36690486013105206,0.368130426868793,0.37354552809334063,0.3761298127391005,0.3779081195522287,0.38093065426240114,0.38464733183666905,0.3941489529745908,0.39430400233500107,0.394819248950372,0.39547277224698363,0.3978240770032363,0.3982512094655323,0.3986280583981751,0.39973360444442607,0.4014755808053987,0.40265023493094976,0.4035699547440519,0.40398204911240587,0.4044911198991053],"n_dims_used":45,"mean_confidence":0.9210927327473958},"coverage":{"mean_confidence":0.9210927327473958,"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}}