{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001037},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002233","491:4910001369","491:4910001171","491:4910002488","491:4910003164","491:4910003208","491:4910003336","491:4910001479","491:4910003504","491:4910003171","491:4910001231","491:4910001361","491:4910002733","491:4910003024","492:4920001137","491:4910002586","491:4910002182","491:4910001888","491:4910001099","491:4910002732","491:4910001421","491:4910002631","491:4910001167","491:4910002437","491:4910002431"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.42186812226369375,0.37312219231274013,0.36942384531079825,0.33914290985036616,0.31116479509750766,0.2930189357566574,0.26925818986782424,0.26130367443440394,0.23881269686282655,0.22353739933362743,0.22327280973007757,0.20563569690774078,0.19678708203423187,0.1966760898449833,0.19655053064894965,0.19609560350865066,0.19562747088176627,0.1945300005543377,0.19312407897598316,0.1924467467566997,0.19112256297672628,0.19046556390407585,0.1856983289065285,0.1823861644521707,0.17511610547713255],"twin_dists":[0.17063180013876517,0.18236610164465322,0.18328512914508654,0.19099355503824927,0.19845166906698705,0.20349455191667679,0.21038741334885386,0.2127780179027437,0.21979703832603867,0.22481244071363654,0.22490128331797787,0.23099039332790058,0.23418015487153387,0.2342207878131026,0.2342667727134739,0.2344335562354702,0.23460546130137142,0.2350095899887586,0.23552962251050055,0.23578109957347038,0.236274524001184,0.236520224123357,0.23832105085317634,0.2395914359726666,0.24243820965213866],"n_dims_used":45,"mean_confidence":0.8984751383463542},"coverage":{"mean_confidence":0.8984751383463542,"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}}