{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004023},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002887","490:4900001876","490:4900001290","490:4900003181","487:4870000357","490:4900003605","487:4870001017","490:4900003355","487:4870011462","490:4900003059","490:4900001583","487:4870001860","490:4900004281","496:4960008020","487:4870011461","487:4870001679","490:4900002451","487:4870012796","490:4900003591","487:4870010850","490:4900004403","466:4660006250","490:4900002123","490:4900002896","494:4940007986"],"twin_admin_codes":[490,490,490,490,487,490,487,490,487,490,490,487,490,496,487,487,490,487,490,487,490,466,490,490,494],"twin_sims":[0.3392539332320646,0.3352023762849769,0.2504876848198252,0.2357724265812846,0.1963085188290586,0.18246620096571164,0.17818775140854334,0.17801379275465948,0.1751727165564985,0.1725296387695119,0.1639848411940207,0.16204501744791663,0.15975973782871733,0.152896063195387,0.14971508323262397,0.14866195809218977,0.148320426796406,0.14374793887193618,0.1401838684834195,0.11445219641270453,0.11158012331957959,0.11141830949033413,0.10589965398231965,0.10302405678359665,0.0997737412900257],"twin_dists":[0.19096464674306635,0.19202291644383537,0.21610314836289432,0.2207780896370316,0.23435546475695074,0.2395605468625596,0.24122538504016805,0.2412936728977103,0.24241572056001387,0.2434712809383517,0.2469652276601876,0.24777663520963905,0.24874163371542393,0.25170177667697,0.253106765914479,0.2535767544723407,0.2537297001832109,0.25580289086180236,0.2574530610106853,0.2704134063690701,0.2719940368905033,0.27208401987087527,0.27521524187946766,0.27689732633779485,0.2788432913065379],"n_dims_used":45,"mean_confidence":0.9167697482638889},"coverage":{"mean_confidence":0.9167697482638889,"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}}