{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007273},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006778","490:4900007268","490:4900007022","490:4900007393","490:4900007143","490:4900006903","490:4900006183","490:4900006531","490:4900007017","490:4900007147","490:4900008869","490:4900007749","470:4700002448","490:4900007987","490:4900007270","490:4900007633","490:4900002203","496:4960012065","490:4900007867","490:4900006529","490:4900006291","490:4900004985","490:4900005541","470:4700002622","490:4900007020"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,470,490,490,490,490,496,490,490,490,490,490,470,490],"twin_sims":[0.857068413237168,0.7983341560745694,0.7932721760754826,0.7108270713044327,0.5897304423483144,0.57604433792849,0.5692492537269979,0.5580914978624129,0.5489170800825773,0.547646550718092,0.5292266076382807,0.5255367127150625,0.5020385447653479,0.4974421021589067,0.4941692494102467,0.49318327178541777,0.48093298131542206,0.47432390120460105,0.45567465894821413,0.45379851559245954,0.45367570663525203,0.4522051132488183,0.4512277157124456,0.43258133688284084,0.4294499498915243],"twin_dists":[0.07213298119841632,0.08716659078122137,0.08838889555565088,0.10730589761457851,0.13347277880701558,0.1364078665612422,0.13786736689333404,0.14026833710072797,0.14224759419666136,0.14252210849200245,0.14651529621560502,0.14731857551974473,0.1524660524316125,0.1534802277113518,0.1542039784716969,0.15442228652897722,0.15714569855573426,0.1586240067770294,0.16283341805150175,0.16326023541518345,0.16328819661672625,0.16362323880504528,0.1638461400679337,0.16813454097491953,0.16886181504481068],"n_dims_used":45,"mean_confidence":0.9139417860243055},"coverage":{"mean_confidence":0.9139417860243055,"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}}