{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001332},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001967","491:4910002255","491:4910002257","491:4910001129","491:4910001560","490:4900001912","491:4910001569","491:4910002259","491:4910001060","491:4910001514","491:4910001122","491:4910001456","491:4910001076","491:4910001193","491:4910001458","491:4910002206","491:4910001331","491:4910001061","491:4910001191","490:4900003108","491:4910001515","491:4910001966","490:4900007406","490:4900004610","491:4910001382"],"twin_admin_codes":[491,491,491,491,491,490,491,491,491,491,491,491,491,491,491,491,491,491,491,490,491,491,490,490,491],"twin_sims":[0.35653116425790404,0.29586017061419445,0.24520653601791464,0.23297936761237387,0.19441119997838333,0.19370774748654057,0.18200730930537976,0.17357684805620432,0.15808062987549204,0.1540512955820356,0.1499147016817183,0.14960108298864488,0.14381094037004538,0.13382929700308485,0.12456931731898001,0.11531678130065254,0.11189993358524988,0.10671586980961731,0.10611556481765824,0.10385016882458036,0.10247676584858065,0.1024495422348379,0.09739219564524956,0.09693200840813328,0.08330735028252231],"twin_dists":[0.18652559448912331,0.20269312245936777,0.21776000866733503,0.2216866866027734,0.23505343156953806,0.23531341243531534,0.23973778051814118,0.2430516868048777,0.24945708272000408,0.25119684252481944,0.25301795509201636,0.2531575240915538,0.2557739959834675,0.26047462136390936,0.26507716625342675,0.26994357152983595,0.2718164896212828,0.27474427633510845,0.27509038534363406,0.27641038590739186,0.277221599059805,0.27723776444368714,0.2803008700778834,0.2805857363932092,0.2895483753432468],"n_dims_used":44,"mean_confidence":0.8950408588756215},"coverage":{"mean_confidence":0.8950408588756215,"n_dims_used":44,"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}}