{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001981},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001767","491:4910001528","491:4910001413","491:4910002033","491:4910001089","491:4910001149","491:4910001153","491:4910000979","492:4920006609","492:4920004033","491:4910001364","491:4910002924","491:4910001410","491:4910001352","491:4910002261","492:4920005068","492:4920004414","492:4920005456","491:4910000916","492:4920006688","492:4920006509","492:4920006985","492:4920004185","491:4910001463","492:4920007067"],"twin_admin_codes":[491,491,491,491,491,491,491,491,492,492,491,491,491,491,491,492,492,492,491,492,492,492,492,491,492],"twin_sims":[0.4059673998370026,0.21500704529545928,0.20631850269830965,0.08533265964565252,0.06538703360743155,0.06325090375664806,0.0576529180935654,0.057571572906149095,0.054498584480721105,0.05349321820587176,0.04958009048960179,0.047607042357921445,0.04690891544862306,0.044256891580466855,0.04310837684265527,0.043027801420903795,0.04279610717926999,0.04130649750691996,0.04039088282287652,0.0390033446204338,0.03748411791160369,0.03224634895946208,0.03185007285720857,0.03126085946042553,0.02887212566525093],"twin_dists":[0.1743883524075792,0.22771294134706294,0.23074820112041758,0.28814568627378806,0.30333027181591243,0.3051716552455455,0.3102513352510612,0.310328088620451,0.31329541305148384,0.31429628050214775,0.31834702965138667,0.3204914267824587,0.3212679824174885,0.3243090607208422,0.32567373372355424,0.32577061670088825,0.3260500560489601,0.3278776780781537,0.3290288148612908,0.33081598594107403,0.3328355472267731,0.3403777388715715,0.3409899423373125,0.34191236452186374,0.34581157901240706],"n_dims_used":45,"mean_confidence":0.8987661573621962},"coverage":{"mean_confidence":0.8987661573621962,"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}}