Wei Zhang 0074 Pei Zeng 0003 Bo Ou Video reversible data hiding using histogram shifting and matrix embedding for HEVC. 110400 2026 241 Signal Process. https://doi.org/10.1016/j.sigpro.2025.110400 db/journals/sigpro/sigpro241.html#ZhangZO26 streams/journals/sigpro