hexMA.loess

0th

Percentile

Add Loess Fit to Hexplot

Fit a loess line using the hexagon centers of mass as the x and y coordinates and the cell counts as weights.

Keywords
aplot
Usage
hexMA.loess(pMA, span = 0.4, col = "red", n = 200)
hexVP.loess(hbin, hvp = NULL, span = 0.4, col = "red", n = 200)
Arguments
hbin
an object of class hexbin, see hexbin.
hvp
A hexViewport object.
pMA
the list returned by plotMAhex.
span
the parameter alpha which controls the degree of smoothing.
col
line color for the loess fit.
n
number of points at which the fit should be evaluated.
Value

  • Returns invisibly the object associated with the loess fit.

See Also

hexVP.abline, plotMAhex, gplot.hexbin, hexViewport; loess

Aliases
  • hexVP.loess
  • hexMA.loess
Examples
if(require(marray)){
    data(swirl)    hb <- plotMAhex(swirl[,1], main = "M vs A plot with hexagons", legend=0)
    hexVP.abline(hb$plot, h=0, col= gray(.6))
    hexMA.loess(hb)
  }
Documentation reproduced from package hexbin, version 1.26.3, License: GPL-2

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