ocr: V/P a d aa ad da dd aaa aad ada add daa dad dda ddd aaaaaaad aada aadd adaa adad adda addd daaa daad dada dadd ddaa ddad ddda dddd Figure 3: The wavelet packet transform viewed as a complete binary grapb. Each "a" and "d" in each sequence represents tbe filtering operations performed 10 vield te particular subspace oftbe original signal. The bold lines represent the disjoint couer Rnown as the "wavelet basis.
