{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005444},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004011","493:4930002888","470:4700005114","479:4790004413","493:4930003425","493:4930004718","470:4700000925","480:4800005118","470:4700003237","493:4930002212","496:4960001324","493:4930003807","480:4800005452","470:4700008656","470:4700001494","480:4800005618","470:4700003280","488:4880000777","480:4800005295","493:4930000235","493:4930002718","493:4930003090","472:4720000916","493:4930002382","493:4930003649"],"twin_admin_codes":[480,493,470,479,493,493,470,480,470,493,496,493,480,470,470,480,470,488,480,493,493,493,472,493,493],"twin_sims":[0.22035052303070263,0.21498168929403333,0.2114079911695531,0.2097238183498385,0.20606025390030472,0.1966508543246864,0.19253226120777783,0.17297294337615163,0.17060058561541624,0.16359110737858493,0.16314939708584078,0.1587869984510246,0.15655025897173278,0.153319968707605,0.15032516198510176,0.14963839041195934,0.14754313227168522,0.14555926262711774,0.1445273901256896,0.13935488031156595,0.1392323470727541,0.13842173352395834,0.13830011242490212,0.1381775300666057,0.136918258757348],"twin_dists":[0.2258872212464035,0.22772167720041428,0.22895994760871582,0.22954842710265627,0.23083973783314224,0.23423002845732066,0.23574931616699132,0.24329343670926704,0.2442490070097348,0.24712935786295304,0.24731382801093643,0.2491554359203605,0.2501139976945066,0.2515161702634251,0.2528356134154279,0.253140909966508,0.2540787624301636,0.25497586828002244,0.255446063793004,0.257841354258199,0.2578988941973571,0.2582805027059555,0.2583379015723725,0.25839579228368537,0.2589927303755798],"n_dims_used":43,"mean_confidence":0.9201227232467296},"coverage":{"mean_confidence":0.9201227232467296,"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}}