Several state-of-the-arts RDH schemes for JPEG images.
为了方便介绍，对于JPEG无损信息隐藏，在本文，使用RHD-J表示。
Warning:
- 因为基于DCT系数修改的RDH-J方法有几个函数使用重复，因此把这些函数都单独放在了util文件夹下，统一调用，减少冗余。
- 基于DCT系数修改的RDH-J方法只实现了嵌入，并未实现提取。
| Title | Links |
|---|---|
| Reversible data hiding in JPEG images | https://ieeexplore.ieee.org/abstract/document/7225117/authors#authors |
| Reversible Data Hiding in JPEG Images Using Ordered Embedding | http://www.itiis.org/digital-library/manuscript/1608 |
| Improved reversible data hiding in JPEG images based on new coefficient selection strategy | https://link.springer.com/article/10.1186/s13640-017-0206-1 |
| Reversible data hiding in JPEG image based on DCT frequency and block selection | https://www.sciencedirect.com/science/article/pii/S0165168418300483 |
| Reversible Data Hiding in JPEG Images Based on Negative Influence Models | https://ieeexplore.ieee.org/document/8930621 |
| Reversible data hiding for JPEG images based on pairwise nonzero AC coefficient expansion | https://www.sciencedirect.com/science/article/abs/pii/S0165168419304785 |
| Reversible Data Hiding in JPEG Images with Multi-objective Optimization | https://ieeexplore.ieee.org/document/8970412 |