2 papers
math.CO2020
An Easy-to-implement Construction for -threshold Progressive Visual Secret Sharing Schemes
Hong-Bin Chen, Hsiang-Chun Hsu, Justie Su-Tzu Juan
Visual cryptography encrypts the secret image into shares (transparency) so that only stacking a qualified number of shares can recover the secret image by the human visual sys…
math.CO2017
Folding Phenomenon of Major-balance Identities on Restricted Involutions
Tung-Shan Fu, Hsian-Chun Hsu, Hsin-Chieh Liao
In this paper we prove a refined major-balance identity on the -avoiding involutions of length , respecting the leading element of permutations. The proof is based on a sig…