1. H. Abut, editor. Vector Quantization. IEEE Reprint Collection. IEEE Press, Piscataway, New Jersey, May 1990.
2. L. Breiman, J. H. Friedman, R. A. Olshen, and C. J. Stone. Classification and Regression Trees. Wadsworth, Belmont, California, 1984.
3. P. J. Burt and E. H. Adelson. The Laplacian pyramid as a compact image code. IEEE Trans. Comm., COM-31:552-540, April 1983.
4. P. A. Chou, T. Lookabaugh, and R. M. Gray. Optimal pruning with applications to tree-structured source coding and modeling. IEEE Transactions on Information Theory, 35(2):299–315, March 1989.
5. R. J. Clarke. Transform Coding of Images. Academic Press, Orlando, Fla., 1985.