DownDyadLo {rwavelet}

Lo-Pass Downsampling operator (periodized)

Description

Lo-Pass Downsampling operator (periodized)

Usage

DownDyadLo(x, qmf)

Arguments

x

1-d signal at fine scale.

qmf

filter.

Value

d 1-d signal at coarse scale.

See Also

DownDyadHi, UpDyadHi, UpDyadLo, FWT_PO, aconv.

Examples

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