{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004685},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004858","493:4930000381","480:4800005842","480:4800004602","480:4800005782","480:4800004936","480:4800005115","480:4800004683","480:4800004774","480:4800004937","476:4760000310","493:4930000922","478:4780000382","480:4800004854","480:4800004859","480:4800004026","480:4800005841","480:4800005455","480:4800005909","469:4690002238","480:4800005198","480:4800004931","480:4800004583","480:4800004428","480:4800005382"],"twin_admin_codes":[480,493,480,480,480,480,480,480,480,480,476,493,478,480,480,480,480,480,480,469,480,480,480,480,480],"twin_sims":[0.33942983207148,0.2567237770060726,0.25510565070407254,0.23729711286364497,0.20718966430444058,0.2008607451778972,0.1773388062293129,0.1721021035411153,0.15785315887915397,0.15472862118029798,0.15038493469463904,0.14688168920208422,0.139166218396558,0.1236724213004856,0.1229882477496487,0.12237503097000005,0.11907998872965797,0.11577671652221248,0.11373969808440407,0.11261839120031401,0.11068423336467229,0.10886354474455666,0.10827863240062127,0.1079575118473379,0.10758030468396577],"twin_dists":[0.19091885656750393,0.21417516367905926,0.2146725492671598,0.22028507034857206,0.23043999250060865,0.2326996689882207,0.2415590901152654,0.24364310879683757,0.24955443074541253,0.2509020832146709,0.2528090907504737,0.2543768702726475,0.2579299630269496,0.265536574062627,0.265888728321361,0.2662056298961765,0.2679295146900982,0.26969473483215295,0.27080265048647856,0.2714190507416516,0.2724935040443364,0.27351826428706577,0.2738502928811834,0.2740331701071557,0.2742485280184333],"n_dims_used":43,"mean_confidence":0.9209085508834484},"coverage":{"mean_confidence":0.9209085508834484,"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}}