{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001742},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001564","491:4910001385","491:4910001267","491:4910001510","491:4910001625","491:4910001266","491:4910001339","491:4910001964","491:4910001801","491:4910001005","491:4910001000","491:4910001195","491:4910001202","491:4910001914","491:4910001271","491:4910001070","491:4910001182","491:4910000987","491:4910001006","490:4900002673","491:4910001861","491:4910001265","491:4910001200","491:4910001623","490:4900002221"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,490,491,491,491,491,490],"twin_sims":[0.34886948189555,0.19369810042271757,0.19166887568601051,0.18085758338502916,0.166391624110181,0.13922493639279646,0.13591317808633563,0.12423713988676877,0.12108322805045738,0.10666704598214712,0.09544032326910913,0.09407660700171915,0.09011186979812257,0.08925093324421862,0.08701043644820845,0.08038858997490962,0.07536318361322561,0.07322899724056334,0.07049971050144432,0.06939724004348537,0.06904947310083412,0.06258172821007298,0.06129430257263273,0.05962721850924447,0.057816974975073564],"twin_dists":[0.18847982374146816,0.23531698234058124,0.236070666090371,0.24018322004574272,0.24596809024889515,0.2579023753635151,0.25947212905456946,0.26524701994247485,0.26687719607733873,0.27477236939310196,0.2815164919446736,0.2823774732875709,0.2849378402584092,0.28550556421536377,0.2870036468980272,0.2916185802034332,0.2953287816479086,0.29696498310245456,0.29911460109717064,0.3000020921157367,0.3002844212253729,0.3057589642605638,0.3069035198881457,0.3084153009482525,0.31009681045619664],"n_dims_used":45,"mean_confidence":0.8960380554199219},"coverage":{"mean_confidence":0.8960380554199219,"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}}