Multiplication-free fast codeword search algorithm using Haar transform with squared-distance measure. - Wen-Jyi Hwang; Ray-Shine Lin; Wen-Liang Hwang; Chung-Kun Wu (Pattern Recognit. Lett., 2000)

Layered set partitioning in hierarchical tree for image coding. - Wen-Jyi Hwang; Chung-Kun Wu; Kuo-Jung Li (Signal Process., 2002)