{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001560},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001967","491:4910001060","491:4910001122","491:4910001966","491:4910001383","491:4910001569","491:4910002206","491:4910001458","491:4910001515","491:4910001191","491:4910001443","491:4910001193","491:4910002255","491:4910002064","491:4910002464","491:4910001061","491:4910001507","491:4910001968","491:4910001962","490:4900003108","490:4900003106","490:4900003642","491:4910001911","491:4910001332","491:4910001688"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,490,490,490,491,491,491],"twin_sims":[0.6994947837426135,0.692738403807115,0.6719946428141105,0.6404179538791769,0.607847040871207,0.6005450542579543,0.5643032654249358,0.5592559965533799,0.5179337644559995,0.5015770289488768,0.47766020786970226,0.4079547427871982,0.40093993601481437,0.3826106162996794,0.26622653522058104,0.26320860984249445,0.2630277663564351,0.261184038251725,0.25814281665075506,0.22360726871953884,0.22304335799528072,0.21939931056024495,0.19526548218599254,0.19441119997838333,0.18570191756950435],"twin_dists":[0.1098030136955195,0.11128399626854969,0.11580040890946977,0.1226106320427686,0.1295926143347195,0.1311562075297878,0.13893091829140117,0.14001746203947152,0.1489777458708451,0.15256776600687955,0.15787692053473157,0.17391537501857462,0.17558950456638822,0.18002847785649598,0.2112932737032705,0.2122014290306698,0.21225605454138644,0.212814317378996,0.21374060311771254,0.22478899200823357,0.22497838433067816,0.22621003226018555,0.23473858447497523,0.23505343156953806,0.23831968310225665],"n_dims_used":44,"mean_confidence":0.8933113271539862},"coverage":{"mean_confidence":0.8933113271539862,"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}}