{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990003597},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990004162","499:4990003970","499:4990004167","499:4990004137","499:4990002683","499:4990003646","499:4990003703","499:4990004209","500:5000010045","500:5000011146","468:4680000029","477:4770003937","499:4990000491","468:4680000169","468:4680000608","499:4990003372","499:4990004196","499:4990003219","470:4700000133","499:4990003312","467:4670004032","468:4680000089","500:5000010048","499:4990002132","499:4990003348"],"twin_admin_codes":[499,499,499,499,499,499,499,499,500,500,468,477,499,468,468,499,499,499,470,499,467,468,500,499,499],"twin_sims":[0.7923659672357567,0.5105894987820249,0.49410104095878676,0.48501655359786855,0.46855468232428954,0.45718672545329964,0.4475118393565559,0.43505896942641215,0.4275395765261641,0.4246306402809628,0.42366932972874416,0.4032070417966012,0.37180576265169274,0.36222763025334836,0.3570373265098304,0.3464632486676225,0.32647354736777284,0.3256610447130054,0.31482629653044736,0.3140022084256576,0.31239678733564047,0.3079207400637475,0.30351827766464745,0.3030363152015643,0.3016342171332625],"twin_dists":[0.08860675147021566,0.15058601987962658,0.15421907660653605,0.15623552732198162,0.15992000647693935,0.1624898925718964,0.1646952179126351,0.16756060826622077,0.16930656728387017,0.16998537017302331,0.17021011700526323,0.1750470191936585,0.18269271104880064,0.18508663317349272,0.18639726015973662,0.18909819281809914,0.19432681268327273,0.19454298060640626,0.19745486218985614,0.1976786340696664,0.19811552915590208,0.19934044655124175,0.20055526380005512,0.20068887485507228,0.2010782727744822],"n_dims_used":45,"mean_confidence":0.9329807705349392},"coverage":{"mean_confidence":0.9329807705349392,"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}}