{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000092},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910005538","491:4910005780","491:4910005685","491:4910005730","497:4970000093","491:4910005588","491:4910005384","497:4970000119","491:4910005083","491:4910005433","491:4910005827","491:4910005590","491:4910005134","497:4970000117","491:4910005535","491:4910005824","491:4910005729","491:4910005683","497:4970000125","491:4910005242","491:4910005684","491:4910005587","491:4910005862","491:4910005784","491:4910005731"],"twin_admin_codes":[491,491,491,491,497,491,491,497,491,491,491,491,491,497,491,491,491,491,497,491,491,491,491,491,491],"twin_sims":[0.556560140295144,0.366082190069176,0.332970997431654,0.31387827014732106,0.3073219803800025,0.2976420271502222,0.2859224127509953,0.281871787505797,0.2686465167542564,0.2542719987232438,0.24778445665758528,0.23753815883179266,0.2098713734318058,0.20952587447611631,0.20359925666770448,0.18329043981944995,0.16179969162058716,0.14821740686773907,0.11951448828013726,0.11755181850720425,0.10717326120352037,0.1046661675984545,0.08743614920755877,0.07437699627711625,0.07031252297573776],"twin_dists":[0.14059836082333887,0.1841194661170575,0.19260871520447367,0.1977123169670167,0.19950507662224828,0.20219282685681358,0.20551666419074582,0.2066843797767145,0.21056967029778603,0.21492958088312988,0.21694840471066246,0.22020731572650187,0.22949674074241794,0.2296178027563317,0.23171600575535864,0.23924299700272772,0.24787975298258114,0.2537758859340659,0.2677001257329695,0.2687414179030483,0.2744815784085391,0.27593236084642103,0.2867166597045872,0.29608014007531674,0.29926448950509527],"n_dims_used":45,"mean_confidence":0.8910935295952691},"coverage":{"mean_confidence":0.8910935295952691,"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}}