中文说明：目前较为经典的过完备字典构造算法，在SVD算法的基础上进行优化，得到KSVD算法，利用正交匹配追踪算法，一种贪婪算法，在字典中逐次寻找最优原子，逐次迭代，更新字典的列，进而得到最佳字典结构，在图像去噪中验证算法的有效性以及高效性
English Description：
Algorithm for constructing more complete dictionary of classic, in the SVD algorithm based on optimized by KSVD algorithm using orthogonal matching pursuit algorithm, a greedy algorithm, successively in the dictionary to find the best Atom, successive iteration, update columns dictionary and get the best Dictionary structure, verify in image denoising algorithm for the efficiency and effectiveness of