EZW算法 .......\checkancestors1.m .......\checkancestors2.m .......\checkchildren.m .......\checkchildren2.m .......\checkchildren3.m .......\checkdescendants1.m .......\checkdescendants2.m .......\dominantpass.m .......\mapping.m .......\sampletest.m .......\searchset.m .......\subordinatepass.m