DownDyadHi {rwavelet}

Hi-Pass Downsampling operator (periodized)

Description

Hi-Pass Downsampling operator (periodized)

Usage

DownDyadHi(x, qmf)

Arguments

x

1-d signal at fine scale.

qmf

filter.

Value

y 1-d signal at coarse scale.

See Also

DownDyadLo, UpDyadHi, UpDyadLo, FWT_PO, iconvv.

Examples

qmf <- MakeONFilter('Haar')
x <- MakeSignal('HeaviSine',2^3)
DownDyadHi(x, qmf)