{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001768},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000957","491:4910000953","491:4910001935","491:4910001757","491:4910001639","491:4910001930","491:4910001828","491:4910000954","491:4910001213","491:4910001018","491:4910001022","491:4910000952","492:4920006837","491:4910001585","491:4910001145","492:4920004517","491:4910001643","491:4910001016","492:4920004879","492:4920006769","492:4920007001","492:4920004334","492:4920006708","491:4910000958","492:4920006943"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,492,491,491,492,491,491,492,492,492,492,492,491,492],"twin_sims":[0.5427744558981272,0.5123776773570712,0.5001489884805046,0.4941285687566458,0.479680714266667,0.46347271919090655,0.3989731954105858,0.3782034905480814,0.3613095471833316,0.35692131108138164,0.30118501219243876,0.2700220937354598,0.25733149066948124,0.25398928859236225,0.2503201425163315,0.243390251598798,0.24230276016399163,0.24088318386676652,0.23629429751160202,0.23240811799892702,0.23138369756983934,0.22739482034457006,0.21309549907458464,0.21297081657629985,0.21289380867210927],"twin_dists":[0.14357580950782953,0.1501939093892568,0.152882655963801,0.15421298317721846,0.1574252987245582,0.1610661224147357,0.17606124301180023,0.18111069604087274,0.18531776136098776,0.1864266668811222,0.20120325121587154,0.2101601564831318,0.21398887481916312,0.21501686750825985,0.21615536603626914,0.21833513292512516,0.21868081361110603,0.21913356871642567,0.22060910475640247,0.22187339620950813,0.22220897924845667,0.22352508382239955,0.22837348331924953,0.2284167067487608,0.2284434114779344],"n_dims_used":45,"mean_confidence":0.898628913031684},"coverage":{"mean_confidence":0.898628913031684,"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}}