3 papers
cs.IT2026
On the Capacity of Sequences of Coloring Channels
Wenjun Yu, Moshe Schwartz
A single coloring channel is defined by a subset of letters it allows to pass through, while deleting all others. A sequence of coloring channels provides multiple views of the sam…
cs.IT2025
Optimal Reconstruction Codes with Given Reads in Multiple Burst-Substitutions Channels
Wenjun Yu, Yubo Sun, Zixiang Xu +2
We study optimal reconstruction codes over the multiple-burst substitution channel. Our main contribution is establishing a trade-off between the error-correction capability of the…
cs.IT2025
On Zero Skip-Cost Generalized Fractional-Repetition Codes from Covering Designs
Wenjun Yu, Bo-Jun Yuan, Moshe Schwartz
We study generalized fractional repetition codes that have zero skip cost, and which are based on covering designs. We show that a zero skip cost is always attainable, perhaps at a…