应用背景
TV（总变差模型）在图像去噪领域应用广泛，但没有方向性；最近有人提出了方向TV模型，DTV，但这个模型只能考虑图像中的一个主方向，不能考虑图像的边缘，因此，我们提出了边缘自适应DTV，EADTV，发表在IET journal of Engineering.
关键技术
我们提出了边缘自适应DTV，EADTV，发表在IET journal of Engineering,已经被引用了多次，包括一些著名期刊的引用。我们的主要工作在于，将DTV中的主方向进行自适应，变为岁图像中的边缘方向而改变，因此，能够把图像的边缘方向增强。
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