{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012598},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012247","490:4900012456","490:4900012861","490:4900012451","490:4900012666","490:4900012368","490:4900012657","490:4900012309","490:4900012662","490:4900012445","490:4900012594","490:4900012249","490:4900012523","490:4900012723","490:4900012667","490:4900012599","490:4900012246","490:4900012526","490:4900012243","490:4900012454","490:4900012525","490:4900012236","490:4900012522","490:4900012299","494:4940007216"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494],"twin_sims":[0.43857931748787454,0.33821774491677664,0.2529543937074403,0.23440886624842372,0.22432257227948088,0.15516511229088542,0.13778191847406016,0.13614258482994215,0.13303015972652837,0.10842767228859454,0.07309728820873461,0.0705322601486878,0.06942483396733043,0.05939604917958168,0.05911031868994532,0.05828488735537343,0.05803574320631313,0.05683735557519083,0.05414802440801073,0.05200647072102857,0.051142557538478316,0.05061775912620965,0.045728365413918996,0.04419827382354713,0.04305075733257946],"twin_dists":[0.1667473710634268,0.19123464793876085,0.21533691850509426,0.22122077662691084,0.2245492108248559,0.25071263072679023,0.25858288595191825,0.25936247439186927,0.2608621728409455,0.27376555790521256,0.2970672160833078,0.29908857028658237,0.29997973969710773,0.3086276699690743,0.3088911048367905,0.3096580621680001,0.3098913147006527,0.3110249396402365,0.3136426539129546,0.31580535909890217,0.3166987868172861,0.3172476612783432,0.32260344167834615,0.3243779859975042,0.3257429992394855],"n_dims_used":45,"mean_confidence":0.9120885213216146},"coverage":{"mean_confidence":0.9120885213216146,"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}}