{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007615},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007732","490:4900007622","470:4700004842","490:4900007381","490:4900005642","490:4900004694","490:4900006514","490:4900007380","490:4900007612","490:4900002897","490:4900007733","490:4900004695","490:4900004830","490:4900005624","470:4700005008","470:4700005009","494:4940008289","466:4660003653","490:4900004138","466:4660003542","490:4900007501","490:4900004688","490:4900003185","490:4900005510","466:4660003538"],"twin_admin_codes":[490,490,470,490,490,490,490,490,490,490,490,490,490,490,470,470,494,466,490,466,490,490,490,490,466],"twin_sims":[0.8684781110707321,0.5409811148811547,0.4900266357882564,0.46667629271425654,0.42500161991195934,0.4118216856809311,0.39832696787531346,0.3917975308198019,0.3884651780803697,0.3838459198479791,0.3785951942868896,0.37687200492245254,0.37042995390122585,0.3486002173451553,0.32426403486150535,0.3072069547905584,0.30474563738811744,0.29554032638380107,0.29397767498319066,0.29358130207893784,0.2931806072295347,0.28875206742170545,0.2828733233055531,0.28146000129292614,0.2729247332650318],"twin_dists":[0.06897127605486861,0.14396408636680297,0.15512207138838174,0.16034313091455202,0.16989869474831032,0.17299796763091785,0.17621647678295138,0.17779149196195396,0.1786000162895949,0.17972621293376978,0.18101426283348948,0.18143885696473996,0.18303466445176506,0.18854890927125975,0.1949153581802719,0.19953672426939595,0.2002155665874969,0.20278311347546102,0.2032236079973246,0.2033355611896671,0.20344882608343612,0.20470681863720427,0.20639471951721258,0.20680365558168087,0.20930023922553428],"n_dims_used":45,"mean_confidence":0.921984608968099},"coverage":{"mean_confidence":0.921984608968099,"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}}