sgolayCpp {DIAlignR} | R Documentation

## Smooth chromatogram with savitzky-golay filter.

### Description

Smooth chromatogram with savitzky-golay filter.

### Usage

    sgolayCpp(chrom, kernelLen, polyOrd)

### Arguments

`chrom` | (matrix) chromatogram containing time and intensity vectors.
`kernelLen` | (integer) length of filter. Must be an odd number.
`polyOrd` | (integer) TRUE: remove background from peak signal using estimated noise levels.

### Value

(matrix).

### Author(s)

Shubham Gupta, shubh.gupta@mail.utoronto.ca ORCID: 0000-0003-3500-8152 License: (c) Author (2020) + MIT Date: 2019-12-31

### Examples

    data("XIC_QFNNTDIVLLEDFQK_3_DIAlignR", package = "DIAlignR")
    XICs <- XIC_QFNNTDIVLLEDFQK_3_DIAlignR[["hroest_K120809_Strep0%PlasmaBiolRepl2_R04_SW_filt"]][["4618"]]
    xic <- sgolayCpp(as.matrix(XICs[[1]]), kernelLen = 11L, polyOrd = 4L)

[Package DIAlignR version 2.2.0 Index]