{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870005709},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870006428","487:4870004683","496:4960006766","496:4960009062","494:4940008128","466:4660011822","496:4960004972","494:4940007925","487:4870005848","494:4940008126","490:4900001565","496:4960004822","494:4940008129","487:4870004828","494:4940008138","466:4660001512","496:4960007907","494:4940000881","487:4870005417","494:4940008136","494:4940008232","487:4870004678","496:4960004064","494:4940007822","494:4940008137"],"twin_admin_codes":[487,487,496,496,494,466,496,494,487,494,490,496,494,487,494,466,496,494,487,494,494,487,496,494,494],"twin_sims":[0.3902523214514424,0.38031227726666145,0.336011670130706,0.32211617714511004,0.2961281981628875,0.28389804247403994,0.27938428281511735,0.2778880596969902,0.27724857685914184,0.2718200987948979,0.25752391598593877,0.2552804271895895,0.25117700468573473,0.2458359823301246,0.2444668035858391,0.24242547302585157,0.24237747780653587,0.24036025552195092,0.23966978529896618,0.23711425015983895,0.23144758496021392,0.22661128067625202,0.22573350200097478,0.22486019113335914,0.21825320441397075],"twin_dists":[0.17816600160352705,0.1805921050414476,0.1918109779844435,0.1954896219119719,0.20261775468078033,0.20609899469372894,0.2074065136294969,0.2078427568795362,0.20802964288481296,0.20962682354929482,0.21392994660949452,0.2146187297474992,0.21588854336899768,0.21756133625998147,0.2179939111933261,0.21864175672912264,0.21865703105800643,0.2193007857976578,0.21952194010858098,0.22034409107132621,0.22218802225343942,0.22378539830978644,0.2240777316562474,0.22436932714670654,0.22660023276404626],"n_dims_used":43,"mean_confidence":0.9055104810138082},"coverage":{"mean_confidence":0.9055104810138082,"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}}