{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":479,"cluster_id":4790000006},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990001290","472:4720007564","477:4770003137","478:4780006249","485:4850001450","499:4990004058","500:5000005203","468:4680003004","499:4990003317","499:4990002403","499:4990000961","499:4990002076","485:4850002413","499:4990001606","499:4990001292","467:4670000053","496:4960011831","473:4730006652","467:4670001463","500:5000002677","488:4880000641","487:4870011951","499:4990003243","472:4720007613","478:4780006846"],"twin_admin_codes":[499,472,477,478,485,499,500,468,499,499,499,499,485,499,499,467,496,473,467,500,488,487,499,472,478],"twin_sims":[0.500412481464497,0.426699756868,0.33958275899908114,0.324610627469069,0.29070830353382715,0.27662547235649027,0.27384681543912,0.26791102937625505,0.2572518790768777,0.2527112940011654,0.2334701496616116,0.2332637284840917,0.22303983587375298,0.21961788330252394,0.217454549513481,0.21310310000887264,0.2047310487628768,0.20076587806063717,0.20046217482315715,0.19434425094672553,0.1919583242393881,0.19124902637872282,0.191082720061074,0.1885645291700825,0.18618768220451593],"twin_dists":[0.15282453573450638,0.16950234329311473,0.1908790568237273,0.19482288981584367,0.2041497150912692,0.20821199559250655,0.20902824832610534,0.21078916031491735,0.21401326316326227,0.21541222011273714,0.2215265173404502,0.2215938570003227,0.2249795682557752,0.22613577282803568,0.22687295492422246,0.2283708488721823,0.2313121219267045,0.23273390973196043,0.23284360146636177,0.23507814631108612,0.23596282185213618,0.2362272977517592,0.23628940738016502,0.23723451338179002,0.23813471431391375],"n_dims_used":44,"mean_confidence":0.9182676835493608},"coverage":{"mean_confidence":0.9182676835493608,"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}}