{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000662},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000553","490:4900000903","490:4900000900","490:4900002315","496:4960005572","487:4870002116","494:4940008827","490:4900002923","490:4900000670","490:4900001033","490:4900002484","487:4870002558","490:4900001026","494:4940008420","490:4900001006","490:4900003706","490:4900000557","490:4900002337","490:4900004449","466:4660012302","490:4900001171","490:4900000779","496:4960007139","494:4940006003","494:4940007783"],"twin_admin_codes":[490,490,490,490,496,487,494,490,490,490,490,487,490,494,490,490,490,490,490,466,490,490,496,494,494],"twin_sims":[0.546343757221877,0.44185589631436895,0.3247918097150493,0.3036893304242537,0.2795229664575658,0.273895174397248,0.26814402453155645,0.2680505002384543,0.2642395535000802,0.2555926565884724,0.23043584658698263,0.22989512763564204,0.2121293588261944,0.20813061768129237,0.2066794354165839,0.204954811351363,0.19751958027496508,0.19400376705658912,0.19369230385935343,0.1915542761606262,0.1827748300508901,0.17888736183664597,0.17819518949367893,0.1645618721793596,0.15680230829407113],"twin_dists":[0.1428037060799311,0.16599275207028533,0.19477457355701805,0.20050787367783576,0.2073661506643295,0.2090139991940557,0.21071958765392085,0.21074750962488567,0.2118904698331023,0.21452264197542512,0.22252035176499133,0.2226983582683648,0.2287088620476899,0.23010808396678242,0.23062039897950187,0.23123245269339296,0.23391239288153126,0.23520393014936142,0.23531912742390557,0.23611339555520333,0.2394415247411379,0.2409512283876893,0.24122246625893806,0.24672520324065905,0.25000548356718033],"n_dims_used":45,"mean_confidence":0.9164660983615451},"coverage":{"mean_confidence":0.9164660983615451,"n_dims_used":45,"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}}