We don't have synonyms for scaleogram yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are scalogram, sialogram and scanogram.
(n) :
Alternative form of scalogram. [(signal processing) A visual representation of a wavelet transform, having axes for time, scale, and coefficient value, analogous to a spectrogram]
(n) :
Alternative form of scalogram. [(signal processing) A visual representation of a wavelet transform, having axes for time, scale, and coefficient value, analogous to a spectrogram]