{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000222},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000271","477:4770000267","477:4770000224","477:4770000087","477:4770000230","489:4890002196","477:4770001716","489:4890001880","489:4890001777","489:4890001698","489:4890002118","477:4770000189","489:4890001961","489:4890002119","477:4770001647","499:4990000243","477:4770000779","477:4770000270","477:4770002199","485:4850000392","489:4890002365","477:4770004003","477:4770003649","499:4990000290","477:4770000275"],"twin_admin_codes":[477,477,477,477,477,489,477,489,489,489,489,477,489,489,477,499,477,477,477,485,489,477,477,499,477],"twin_sims":[0.8518954562442201,0.8205423761991133,0.7747230229068426,0.7664400129734987,0.720434704412077,0.7116790842784922,0.6841708696951363,0.6799395810469007,0.6571660009864283,0.6524884238388048,0.647854371152595,0.6297206363565945,0.6264419047996781,0.6208893821423911,0.6207830140812535,0.6124609697746295,0.6100889057048886,0.6015266912240719,0.5869649438432423,0.5839331033436113,0.5801114697600634,0.5797891081884546,0.5784877494435224,0.5777799900101309,0.5773802714120626],"twin_dists":[0.0735349905916453,0.08168469749786018,0.09279433567178066,0.09472807656877336,0.10517436020368416,0.10711743389866688,0.11315453364475138,0.11407554793519901,0.11900622964278547,0.12001441032093957,0.121011990972224,0.12490644530242166,0.12560940993301772,0.1267993215417724,0.1268221105775797,0.12860460824188716,0.1291125626141096,0.1309459954717307,0.13406547477507283,0.13471545100879245,0.1355350890518542,0.1356042462941753,0.13588346360999787,0.1360353419185557,0.13612112490425143],"n_dims_used":45,"mean_confidence":0.9198500739203559},"coverage":{"mean_confidence":0.9198500739203559,"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}}