2 papers
math.CO2018
Constructions of Augmented Orthogonal Arrays
Xin Wang, Lijun Ji, Yun Li +1
Augmented orthogonal arrays (AOAs) were introduced by Stinson, who showed the equivalence between ideal ramp schemes and augmented orthogonal arrays (Discrete Math. 341 (2018), 299…
cs.DM2015
Combinatorial Constructions of Optimal Optical Orthogonal Signature Pattern Codes
Jingyuan Chen, Yun Li, Lijun Ji
Optical orthogonal signature pattern codes (OOSPCs) play an important role in a novel type of optical code-division multiple-access (CDMA) network for 2-dimensional image transmiss…