{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001175},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001760","470:4700000191","470:4700000209","470:4700001161","470:4700001617","481:4810001554","481:4810001039","470:4700001176","470:4700000923","470:4700000913","470:4700001459","479:4790001406","470:4700001165","481:4810000825","470:4700007698","479:4790001249","481:4810001732","479:4790000834","470:4700000787","481:4810001387","470:4700000287","479:4790001181","470:4700001037","479:4790001333","470:4700002078"],"twin_admin_codes":[470,470,470,470,470,481,481,470,470,470,470,479,470,481,470,479,481,479,470,481,470,479,470,479,470],"twin_sims":[0.7672775731877389,0.7599725333101023,0.7360006613290238,0.7135043525534172,0.7032848333036129,0.691363088586132,0.6889118574525107,0.6742713762247337,0.6719933998383655,0.648612209142123,0.6448991941277482,0.6400029408108181,0.6385945663830345,0.634703493516357,0.6201069080764254,0.6179409161482103,0.6149343308621315,0.6144631726253653,0.6134643536435299,0.6112663450566626,0.6105636881664006,0.6098249343187389,0.6097396513252741,0.6093224315836335,0.6038135201455568],"twin_dists":[0.0945333988954298,0.09622516136639059,0.1016883666210256,0.1067133294107034,0.10896977220826531,0.11158480667650178,0.11212041913438173,0.1153066941611431,0.11580067833226586,0.12084892735144313,0.12164758347519031,0.12269977781276437,0.1230022485733936,0.1238375306693902,0.12696695985970946,0.12743095559719445,0.1280749202758739,0.1281758262841831,0.12838973253461516,0.1288604293651516,0.12901089495571627,0.12916908777823757,0.1291873496810932,0.12927668981506318,0.13045630367096836],"n_dims_used":43,"mean_confidence":0.9124668919762899},"coverage":{"mean_confidence":0.9124668919762899,"n_dims_used":43,"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}}