{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980005368},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980005418","498:4980004897","498:4980005024","498:4980004940","498:4980005345","484:4840004900","498:4980005147","498:4980005064","484:4840005516","484:4840005389","498:4980005269","498:4980005428","498:4980005323","484:4840005028","498:4980005219","498:4980005388","484:4840004653","498:4980005391","484:4840004543","498:4980005371","498:4980005420","498:4980004938","498:4980005295","498:4980005304","498:4980004943"],"twin_admin_codes":[498,498,498,498,498,484,498,498,484,484,498,498,498,484,498,498,484,498,484,498,498,498,498,498,498],"twin_sims":[0.7812416402152584,0.7278270772206363,0.6911048569178824,0.687873389490318,0.6804345707955174,0.6740718184310438,0.6643078326958259,0.6539017511013413,0.6048491562521928,0.6030524659942098,0.6030280596505717,0.5974967416534693,0.573769880211273,0.5686964666162018,0.5623712837344588,0.5523155823473764,0.543217038199577,0.5420078520444006,0.5332860410648501,0.5299984565220709,0.5267830260678279,0.5099300654167316,0.5038049823578611,0.4969257902860425,0.4939342427612017],"twin_dists":[0.09125857589705438,0.10352418972067684,0.11164126359958478,0.11234713457099893,0.11396789448633779,0.11534998638498584,0.11746422361211664,0.11970992556132243,0.13023454322872727,0.13061927004845283,0.13062449627418676,0.13180903407496633,0.13689619538183798,0.13798618031580934,0.1393466703421584,0.1415138170076905,0.14348002198262866,0.14374175825541638,0.1456329524443356,0.14634742056637873,0.14704711903422224,0.15073070840260186,0.15207698280213602,0.1535943128123406,0.15425600041638635],"n_dims_used":45,"mean_confidence":0.9275344848632813},"coverage":{"mean_confidence":0.9275344848632813,"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}}