A wavelet zerotree image coding method based on memory optimization and heurist ic Depth Finding Strategy (DFS) is presented in this paper. The form of flag and heuristic DFS are introduced in the sorting and refining process.

• 本文提出了一种基于内存优化和启发式深度优先搜索的小波零树图像编码算法 ；采用标志位和启发式的深度优先搜索策略完成零树编码中的排序和细化过程 .