{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002092},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002334","480:4800002242","480:4800001539","480:4800002383","480:4800001534","480:4800001700","480:4800002290","480:4800001421","480:4800002037","480:4800001535","480:4800002382","480:4800001420","480:4800001641","480:4800002384","480:4800002430","480:4800001992","480:4800002432","480:4800001985","480:4800001416","480:4800001475","480:4800001877","480:4800001643","480:4800001589","480:4800001983","480:4800001819"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5722596723100853,0.4592471431611427,0.4563633499127458,0.3993813603941916,0.39798808402732716,0.37699092496684194,0.3763809053691878,0.37113027373416285,0.3617052025197999,0.34855906807292836,0.3283193489790149,0.3211555615556598,0.3143315844952893,0.3127859210381829,0.30087884786391034,0.2958255081942982,0.2861869995476491,0.2776129042744862,0.2768848498759062,0.2684462251442833,0.2669432777656784,0.2483586947011987,0.2383018683232056,0.2305832558954637,0.22763407762439775],"twin_dists":[0.13722054493016195,0.16202244668476715,0.1626769035979397,0.17596325458839857,0.17629792785161102,0.18140952472868857,0.18156003702498963,0.18286052342073544,0.1852181182382003,0.18855946945913588,0.19383683642884314,0.1957471493450107,0.19758915572863678,0.19800951415320558,0.20128849501023635,0.2027028722671066,0.2054407365362378,0.207923137641181,0.20813605783201267,0.21062940597170693,0.21107853483798045,0.2167683574031621,0.2199613037810869,0.22247187191529874,0.22344571411933256],"n_dims_used":43,"mean_confidence":0.9135396203329397},"coverage":{"mean_confidence":0.9135396203329397,"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}}