关于levin anat的几篇去模糊的文章，有对模糊核的详细介绍，代码可以在作者的博客中找到。-This paper derives a simple approximated MAPk

algorithm which involves only a modest modifi cation of

common MAPx,k algorithms. We show that MAPk can, in

fact, be optimized easily, with no additional computational

complexity