{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002562},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002716","490:4900003543","490:4900003544","490:4900003541","490:4900002865","490:4900002866","490:4900002413","490:4900002250","490:4900003288","490:4900001256","490:4900003422","490:4900003677","490:4900002249","490:4900003014","490:4900002561","490:4900002867","494:4940008943","490:4900002411","490:4900002715","490:4900002717","490:4900003679","490:4900002857","490:4900003678","490:4900003021","490:4900002872"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490],"twin_sims":[0.7054812430892006,0.6160401963030757,0.5962835313109942,0.5693737017143784,0.5214716819083296,0.4581679488277734,0.42768806261242254,0.41572840451584964,0.39669791489565254,0.381066668480322,0.3497958935186056,0.3479070643019635,0.32088578757036484,0.31231876348982773,0.2902613622765012,0.2745425961596877,0.27105251509607375,0.26847370672428167,0.2574088528609137,0.24883705209981477,0.24601310130098872,0.22727567503925264,0.215390313184776,0.21384996950922494,0.19655639104399825],"twin_dists":[0.10848603274911009,0.127838072841663,0.13206888035040323,0.13784062043518006,0.1482049789775257,0.16226718873366525,0.16927196918008647,0.17207493315780906,0.17660831219980183,0.18040692356141808,0.18824234675305485,0.18872688155035366,0.19581954942208712,0.19813679491547803,0.20427679907805207,0.20882338267663322,0.2098542408085436,0.21062120813414648,0.2139651801255967,0.21661857627593792,0.2175054911764348,0.22356462896792786,0.22758097937876384,0.22811229683505724,0.23426462594511757],"n_dims_used":44,"mean_confidence":0.9195341630415483},"coverage":{"mean_confidence":0.9195341630415483,"n_dims_used":44,"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}}