{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001757},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001639","491:4910001935","491:4910001697","491:4910001768","491:4910001212","491:4910000953","491:4910000957","492:4920004381","491:4910001348","491:4910000449","491:4910001828","492:4920004038","491:4910001882","492:4920006175","492:4920006943","492:4920004553","492:4920006215","492:4920006837","491:4910001930","492:4920005751","491:4910001356","492:4920006223","491:4910000958","491:4910001022","492:4920006128"],"twin_admin_codes":[491,491,491,491,491,491,491,492,491,491,491,492,491,492,492,492,492,492,491,492,491,492,491,491,492],"twin_sims":[0.7070941104644052,0.685356591977307,0.5072545667032738,0.4941285687566458,0.4098415050763952,0.39894493311523455,0.37648453693887807,0.36769866598491774,0.34953737766001797,0.34335643258442533,0.3415956489745263,0.33734531661559575,0.3256285363576406,0.32481541064819547,0.31845403506737785,0.3138105841088472,0.31371024294454664,0.3073413591343337,0.29983773190982527,0.29881810292854094,0.2947473215569693,0.28491552443147755,0.2842754713166865,0.28293314918971474,0.27162562968774917],"twin_dists":[0.1081303985576513,0.11289612070322053,0.1513182468666232,0.15421298317721846,0.17346727764258657,0.1760680296492996,0.18153445925168463,0.183715394485335,0.18830858166755315,0.18989996960693947,0.1903560887453625,0.19146232367505764,0.19455163573111992,0.19476828094764775,0.1964737132765077,0.19773071529840522,0.19775799405617797,0.199499745506827,0.20157874729411424,0.20186358113959293,0.20300648055925105,0.20580599452874654,0.20599023434664304,0.2063774365420486,0.2096844027527835],"n_dims_used":45,"mean_confidence":0.8989586724175347},"coverage":{"mean_confidence":0.8989586724175347,"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}}