{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004241},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003927","480:4800004668","480:4800004246","480:4800004326","480:4800004084","480:4800005014","480:4800004164","480:4800004264","480:4800004012","480:4800004104","480:4800003929","480:4800004926","493:4930000476","493:4930001169","480:4800004343","480:4800005689","480:4800004844","480:4800005762","480:4800005193","480:4800004010","480:4800004582","480:4800004165","480:4800004928","480:4800004082","480:4800005120"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,493,493,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.4184528434543393,0.392522035682667,0.3847481824850008,0.38206756661040114,0.3808418553323414,0.35699328903136274,0.3464177228207697,0.34192538517067905,0.33818286276216175,0.3331752783981304,0.29826382006889185,0.29703366663883823,0.2900679214747828,0.2859899260924404,0.283913028420969,0.2818340021410166,0.2627728674190751,0.26135668728496086,0.25433069051584223,0.23755620648575893,0.22817265331029762,0.22450226364149453,0.22073290762456657,0.1944272162133147,0.19398433681795788],"twin_dists":[0.1714334451388497,0.1776161324524444,0.17950573310755052,0.18016150399890005,0.18046209025789967,0.1864084218706867,0.18910991413071437,0.19027057749713872,0.19124374497849747,0.192554997105763,0.2020186592775258,0.20236343891869227,0.2043318384860927,0.20549728608775755,0.20609467466434706,0.2066953200875808,0.21233308912719306,0.2127619363146097,0.21491146754390303,0.22020149613421328,0.22326725229175776,0.22448905541721056,0.22575771512718118,0.23504751993172115,0.2352111128242167],"n_dims_used":43,"mean_confidence":0.9203069819960483},"coverage":{"mean_confidence":0.9203069819960483,"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}}