2 papers
math.CO2026
Improved Bounds for Nested Orthogonal Arrays
Xiaodong Niu, Guangzhou Chen, Zihong Tian +1
Nested orthogonal arrays (NOAs) have found increasing application in various experimental design problems. A central challenge in this field is the derivation of lower bounds on th…
stat.ME2026
Grouped Orthogonal Arrays from Orthogonal Arrays and Difference Schemes
Meixin Liu, Chunyan Wang, Guangzhou Chen +1
Grouped orthogonal arrays were introduced to address experimental design problems arising in computer experiments with grouped inputs, as well as in physical experiments where inte…