Wavelet transform techniques have emerged as a powerful tool for analysing signals whose spectral content varies over time. By decomposing a signal into scaled and translated versions of a ...

Wavelet analysis provides a framework for decomposing signals and functions into basis elements that are localised in both time (or space) and frequency. Central to this approach is the concept of ...

Representing images in ways other than pixels allows for powerful processing. This subject, based on signal processing, requires a mathematical fluency to understand the concepts fully. Many software ...