{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":481,"cluster_id":4810001554},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810001039","481:4810000758","470:4700001175","481:4810001732","481:4810001036","481:4810000825","481:4810000781","488:4880001923","481:4810000905","481:4810001387","481:4810002497","481:4810000911","481:4810002339","481:4810002493","488:4880001343","481:4810001789","481:4810001065","488:4880002725","481:4810001818","481:4810000909","481:4810001531","470:4700005153","481:4810001816","481:4810001438","481:4810002128"],"twin_admin_codes":[481,481,470,481,481,481,481,488,481,481,481,481,481,481,488,481,481,488,481,481,481,470,481,481,481],"twin_sims":[0.8354441450092513,0.7142185602542958,0.691363088586132,0.6825651575762167,0.6802624665554764,0.6752832133295097,0.6592175775345243,0.630330147626507,0.617765977435986,0.6165718990038059,0.6154820705984886,0.6036105851605279,0.593255834367883,0.5894918465248313,0.5893993511024708,0.5856084501928381,0.5850920449618477,0.5818979300291918,0.5779865271474517,0.5742769583170031,0.5724482425535324,0.5683463675469547,0.5669542294676648,0.56484894413785,0.5624933274004552],"twin_dists":[0.07787960972276653,0.10655507282064626,0.11158480667650178,0.11350425195265526,0.11400532742990666,0.11508713221472058,0.11856361886558806,0.12477573378307419,0.12746842781151493,0.1277241912771954,0.1279576103662463,0.1304997584333413,0.1327174351364116,0.13352390800439157,0.13354372934091416,0.13435625705191054,0.13446696677323197,0.13515189003940595,0.13599101936836633,0.1367873088056045,0.1371800406302795,0.13806143574328214,0.1383607355758483,0.13881352403117894,0.13932040173646387],"n_dims_used":45,"mean_confidence":0.921051025390625},"coverage":{"mean_confidence":0.921051025390625,"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}}