Plots an NMDS of uscores output from the uscores
or uscoresi
functions.
uMDS(uscor, group = NULL, title = NULL, legend.pos = "bottomleft")
uscor | A data frame of uscores or ranks of uscores produced by either the |
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group | Optional grouping variable. Sites will be represented by different colored symbols for each group. |
title | Optional title for the NMDS graph. |
legend.pos | For when group is specified, the location of the legend on the graph showing the colors representing each group’s data. Default is “bottomleft”. Alternatives are “topright” and “centerleft”, etc. |
Prints an NMDS plot of censored data groupings based on U-scores #' @references Helsel, D.R., 2011. Statistics for Censored Environmental Data using Minitab and R, 2nd ed. John Wiley & Sons, USA, N.J.
#> Run 0 stress 0.07773434 #> Run 1 stress 0.07793355 #> ... Procrustes: rmse 0.007559895 max resid 0.02871233 #> Run 2 stress 0.07793355 #> ... Procrustes: rmse 0.007554071 max resid 0.02867208 #> Run 3 stress 0.07762542 #> ... New best solution #> ... Procrustes: rmse 0.00928285 max resid 0.03814576 #> Run 4 stress 0.07844726 #> Run 5 stress 0.07851582 #> Run 6 stress 0.1271665 #> Run 7 stress 0.07851582 #> Run 8 stress 0.07762542 #> ... New best solution #> ... Procrustes: rmse 2.614786e-06 max resid 1.107653e-05 #> ... Similar to previous best #> Run 9 stress 0.07793355 #> ... Procrustes: rmse 0.01225709 max resid 0.03832487 #> Run 10 stress 0.1294192 #> Run 11 stress 0.07851582 #> Run 12 stress 0.07762542 #> ... New best solution #> ... Procrustes: rmse 1.192086e-06 max resid 3.066164e-06 #> ... Similar to previous best #> Run 13 stress 0.07851582 #> Run 14 stress 0.08639937 #> Run 15 stress 0.07762542 #> ... Procrustes: rmse 5.301069e-06 max resid 2.08152e-05 #> ... Similar to previous best #> Run 16 stress 0.07851582 #> Run 17 stress 0.1302845 #> Run 18 stress 0.1271667 #> Run 19 stress 0.07851582 #> Run 20 stress 0.08660761 #> *** Solution reached#># With group specific uMDS(PbHeron.u,group=PbHeron$DosageGroup)#> Run 0 stress 0.07773434 #> Run 1 stress 0.07851582 #> Run 2 stress 0.07851582 #> Run 3 stress 0.07844726 #> Run 4 stress 0.07851582 #> Run 5 stress 0.1274958 #> Run 6 stress 0.07844726 #> Run 7 stress 0.07773434 #> ... Procrustes: rmse 4.04054e-06 max resid 1.285038e-05 #> ... Similar to previous best #> Run 8 stress 0.1394876 #> Run 9 stress 0.07851582 #> Run 10 stress 0.1384417 #> Run 11 stress 0.07851582 #> Run 12 stress 0.07793355 #> ... Procrustes: rmse 0.007556411 max resid 0.02868253 #> Run 13 stress 0.1275349 #> Run 14 stress 0.07851582 #> Run 15 stress 0.07793355 #> ... Procrustes: rmse 0.007557406 max resid 0.02869248 #> Run 16 stress 0.07844726 #> Run 17 stress 0.07773434 #> ... Procrustes: rmse 3.356474e-06 max resid 1.14275e-05 #> ... Similar to previous best #> Run 18 stress 0.07851582 #> Run 19 stress 0.07788834 #> ... Procrustes: rmse 0.01183696 max resid 0.03750011 #> Run 20 stress 0.07851582 #> *** Solution reached