{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002551},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002700","490:4900001523","490:4900002405","490:4900004115","490:4900001789","490:4900003146","494:4940008990","490:4900001654","494:4940009000","490:4900001795","490:4900003674","494:4940008978","490:4900003828","490:4900002423","490:4900002853","490:4900001938","490:4900002101","490:4900003558","490:4900004241","490:4900003688","490:4900002701","490:4900009869","490:4900003682","490:4900001950","490:4900002257"],"twin_admin_codes":[490,490,490,490,490,490,494,490,494,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5052236831429808,0.3888613261802806,0.33706585133371275,0.29227571671111874,0.24801125908056829,0.2460159810131232,0.19052909381740218,0.1864966951736375,0.18583078625560284,0.17589789621670932,0.16036689407018073,0.1519046472401523,0.1518663723093307,0.13586035761645288,0.13558191947006462,0.1343723570993176,0.13215970727667373,0.13168269638978522,0.12559995083538758,0.12307685785327697,0.12074821202392373,0.11742599510196033,0.11701425749631635,0.11220658361119609,0.10994850993335385],"twin_dists":[0.1517647720763814,0.17850372934252318,0.19153532230568462,0.20370495056834795,0.21687726085594736,0.2175045834255695,0.23649643980969706,0.2380172251685943,0.2382705795525438,0.24212809572471133,0.2484842784195128,0.25213734597204296,0.2521542035070738,0.25949739647626857,0.2596307131699302,0.2602122489984796,0.26128630709809936,0.26151962676345175,0.26455234880570877,0.26584303546458377,0.267052252040103,0.26880862627872515,0.26902894192943033,0.2716466158188989,0.27290601849106605],"n_dims_used":45,"mean_confidence":0.9173728942871093},"coverage":{"mean_confidence":0.9173728942871093,"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}}