{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000969},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001037","480:4800001131","480:4800000829","480:4800000893","480:4800000912","480:4800000784","480:4800000831","480:4800000755","480:4800000828","480:4800000953","480:4800000748","480:4800000362","480:4800000880","480:4800000971","480:4800000711","480:4800001144","480:4800000830","480:4800001203","480:4800001202","480:4800001027","480:4800000793","480:4800001143","480:4800000925","480:4800000824","480:4800000870"],"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":[0.7535767292393138,0.7535233476880304,0.6675367815420457,0.6135272573069602,0.6113560272733669,0.60415434299801,0.5877670613094729,0.5678489468841234,0.5621436949268832,0.5410951106315577,0.533792677959285,0.5162221556991672,0.5048709545364758,0.49120373476236984,0.48802484558727943,0.4839802089257951,0.4781234494993048,0.4730759654314078,0.41251515621030926,0.41201605468343194,0.4051530423011706,0.3693531542717342,0.3535948050090274,0.31422254061555344,0.314068201681882],"twin_dists":[0.09769539048696255,0.0977076204608758,0.11676587312121467,0.1283762613891988,0.1288412248001769,0.13038332306728023,0.13389354997231853,0.13816836782083272,0.13939565842247448,0.1439393980449371,0.14552292969280697,0.14935205456939538,0.1518423743290674,0.15486096833015306,0.15556653867477652,0.15646628669032467,0.15777332296459387,0.15890389521344128,0.17283384587933215,0.17295195471281258,0.1745824626689981,0.18330274000630292,0.18727195302546693,0.19761877270055406,0.19766070206343775],"n_dims_used":42,"mean_confidence":0.9129767644973028},"coverage":{"mean_confidence":0.9129767644973028,"n_dims_used":42,"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}}