5.7 Wavelets

general very short introduction to wavelets .

See [Cha95] for an introduction, [Mal97] for a detailed description, and [Hub97] for a insightful account of the history of wavelets.

FWT $\rightarrow$ skeleton, reduced to extrema (turning points) $\rightarrow$ 2 per formant, easy to shift, change bandwidth [MZ92]

stable

local

very flexible and easy

speedy

small

manual indiff