{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001433},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001108","491:4910001731","491:4910001044","491:4910001900","491:4910001791","491:4910000979","491:4910001306","491:4910001491","491:4910001364","491:4910002149","491:4910001043","491:4910002827","491:4910002352","491:4910001673","491:4910001153","491:4910002199","491:4910002824","491:4910001089","491:4910002196","491:4910001851","491:4910002102","491:4910002877","491:4910002973","491:4910002349","491:4910001239"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.5673939086371952,0.453819889049231,0.37938484661156313,0.21189315363941005,0.20966224613621137,0.18401540862132096,0.1699898776066,0.16174175818164185,0.15829804480776916,0.1384357359780096,0.12103379189850605,0.09972135393205686,0.09589133201421023,0.07786684746687604,0.07667055388772957,0.07369480458151098,0.06987102616576647,0.06611568097264846,0.05873069048083582,0.050984161903108435,0.050935878343547104,0.04892839933073519,0.045872610724037984,0.04426665735597244,0.04403621793741483],"twin_dists":[0.13826619836820064,0.16325536938033255,0.1808200060054203,0.2287910138815999,0.2295700022481315,0.23896452385772257,0.24449653622839734,0.24790412069012357,0.24936413366023652,0.25827389669133755,0.26690300468452205,0.2788750590987337,0.28123387979298214,0.29345628227354115,0.29434484912567066,0.2966046105847032,0.2996193005087782,0.3027134057442839,0.30924273707727906,0.31686395341853674,0.3169143858627838,0.3190473132951318,0.32243873108453014,0.3242975851523082,0.3245689385266019],"n_dims_used":45,"mean_confidence":0.8988367716471354},"coverage":{"mean_confidence":0.8988367716471354,"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}}