{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001930},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001018","491:4910001465","491:4910000954","491:4910001768","491:4910001022","491:4910001639","491:4910001828","491:4910001145","492:4920006363","492:4920005327","491:4910000957","492:4920007020","491:4910001757","492:4920004431","492:4920007023","492:4920005554","491:4910000952","492:4920006882","491:4910001935","492:4920006708","492:4920007001","492:4920005891","492:4920004469","491:4910001825","492:4920004982"],"twin_admin_codes":[491,491,491,491,491,491,491,491,492,492,491,492,491,492,492,492,491,492,491,492,492,492,492,491,492],"twin_sims":[0.5755694801135629,0.5629354215871192,0.5023664657217229,0.46347271919090655,0.4499778565340099,0.4383485280731307,0.3915244893929088,0.3565947546034164,0.31580846704611726,0.313995932332654,0.31088638490764237,0.3050251165369968,0.29983773190982527,0.287231779060288,0.2788263255584688,0.27381533680384706,0.26875870852269623,0.2676802467208252,0.263526170905721,0.26245308400473866,0.2622343581943576,0.2524838738003516,0.2501696187774165,0.2374660605953531,0.2333516606516575],"twin_dists":[0.13650980377884428,0.1392252518840648,0.15239379745430717,0.1610661224147357,0.1641314395747436,0.16680060657195392,0.17785761825604135,0.1865094663969871,0.19718859840002506,0.1976803395514918,0.1985277364970252,0.20013832583786864,0.20157874729411424,0.20514133024330547,0.2075690266543054,0.209037524443533,0.21053622188758833,0.21085810933363963,0.21210556342983905,0.21242979902644932,0.21249598927078844,0.21548270665114097,0.21620229860602597,0.22023056718471612,0.22156516658647138],"n_dims_used":45,"mean_confidence":0.898818122016059},"coverage":{"mean_confidence":0.898818122016059,"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}}