[R] problem with heatmap.2 in package gplots generating non-finite breaks

Mark Kimpel mwkimpel at gmail.com
Tue Jul 21 16:53:17 CEST 2009


Never mind, the problem seems to be that I have ignored the warning
"Using scale="row" or scale="column" when breaks arespecified can
produce unpredictable results.Please consider using only one or the
other."

I just stop specifying the breaks and it works fine.

Mark
------------------------------------------------------------
Mark W. Kimpel MD  ** Neuroinformatics ** Dept. of Psychiatry
Indiana University School of Medicine

15032 Hunter Court, Westfield, IN  46074

(317) 490-5129 Work, & Mobile & VoiceMail

"The real problem is not whether machines think but whether men do."
-- B. F. Skinner
******************************************************************



On Tue, Jul 21, 2009 at 10:28 AM, Mark Kimpel<mwkimpel at gmail.com> wrote:
> I have written a wrapper for heatmap.2 called
> heatmap.w.row.and.col.clust which auto-generates breaks using
> breaks<-round((c(seq(from=(-20 * stddev), to=(20 * stddev))))/20,
> digits = 2)  #(stddev in this case = 2.5)
>
> This has always worked well in the past but now I am getting an error
> that non-finite breaks are being generated. Drilling down, it seems
> that my wrapper is generating finite breaks but for some reason
> heatmap.2 is putting a NaN into the first and last positions in the
> vector.
>
> Is it obvious using the breaks my wrapper has generated why this
> should be so? My sessionInfo() follows.
>
> Thanks, Mark
>
> Browse[1]> c
>
> Enter a frame number, or 0 to exit
>
> 1: heatmap.w.row.and.col.clust(iqa.corp.sparse.rem)
> 2: heatmap.func.R#29: heatmap.2(as.matrix(dataframe), col = color.palette, bre
> 3: image(z = matrix(z, ncol = 1), col = col, breaks = tmpbreaks, xaxt = "n", y
> 4: image.default(z = matrix(z, ncol = 1), col = col, breaks = tmpbreaks, xaxt
>
> Selection: 1
> Called from: eval(expr, envir, enclos)
> Browse[1]> ls()
> [1] "breaks"             "col.labels"         "color.palette"
> [4] "dataframe"          "dendrogram.options" "remove.mean"
> [7] "row.labels"         "stddev"
> Browse[1]> breaks
>  [1] -2.50 -2.45 -2.40 -2.35 -2.30 -2.25 -2.20 -2.15 -2.10 -2.05 -2.00 -1.95
>  [13] -1.90 -1.85 -1.80 -1.75 -1.70 -1.65 -1.60 -1.55 -1.50 -1.45 -1.40 -1.35
>  [25] -1.30 -1.25 -1.20 -1.15 -1.10 -1.05 -1.00 -0.95 -0.90 -0.85 -0.80 -0.75
>  [37] -0.70 -0.65 -0.60 -0.55 -0.50 -0.45 -0.40 -0.35 -0.30 -0.25 -0.20 -0.15
>  [49] -0.10 -0.05  0.00  0.05  0.10  0.15  0.20  0.25  0.30  0.35  0.40  0.45
>  [61]  0.50  0.55  0.60  0.65  0.70  0.75  0.80  0.85  0.90  0.95  1.00  1.05
>  [73]  1.10  1.15  1.20  1.25  1.30  1.35  1.40  1.45  1.50  1.55  1.60  1.65
>  [85]  1.70  1.75  1.80  1.85  1.90  1.95  2.00  2.05  2.10  2.15  2.20  2.25
>  [97]  2.30  2.35  2.40  2.45  2.50
> Browse[1]> is.finite(breaks)
>  [1] TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE
>  [16] TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE
>  [31] TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE
>  [46] TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE
>  [61] TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE
>  [76] TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE
>  [91] TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE
> Browse[1]> c
>
> Enter a frame number, or 0 to exit
>
> 1: heatmap.w.row.and.col.clust(iqa.corp.sparse.rem)
> 2: heatmap.func.R#29: heatmap.2(as.matrix(dataframe), col = color.palette, bre
> 3: image(z = matrix(z, ncol = 1), col = col, breaks = tmpbreaks, xaxt = "n", y
> 4: image.default(z = matrix(z, ncol = 1), col = col, breaks = tmpbreaks, xaxt
>
> Selection: 2
> Called from: eval(expr, envir, enclos)
> Browse[1]> heatmap.func.R
> Error during wrapup: object 'heatmap.func.R' not found
> Browse[1]> ls()
>  [1] "add.expr"      "breaks"        "cellnote"      "cexCol"
>  [5] "cexRow"        "col"           "colInd"        "colsep"
>  [9] "ColSideColors" "Colv"          "ddc"           "ddr"
> [13] "dendrogram"    "densadj"       "denscol"       "density.info"
> [17] "di"            "distfun"       "hcc"           "hclustfun"
> [21] "hcr"           "hline"         "iy"            "key"
> [25] "keysize"       "labCol"        "labRow"        "lhei"
> [29] "linecol"       "lmat"          "lwid"          "main"
> [33] "margins"       "max.breaks"    "max.raw"       "max.scale"
> [37] "min.breaks"    "min.raw"       "min.scale"     "mmat"
> [41] "na.color"      "na.rm"         "nbr"           "nc"
> [45] "ncol"          "notecex"       "notecol"       "nr"
> [49] "op"            "retval"        "revC"          "rm"
> [53] "rowInd"        "rowsep"        "RowSideColors" "Rowv"
> [57] "scale"         "scale01"       "sepcolor"      "sepwidth"
> [61] "sx"            "symbreaks"     "symkey"        "symm"
> [65] "tmpbreaks"     "trace"         "tracecol"      "vline"
> [69] "x"             "xlab"          "x.scaled"      "x.unscaled"
> [73] "ylab"          "z"
> Browse[1]> tmpbreaks
>  [1]   NaN -2.45 -2.40 -2.35 -2.30 -2.25 -2.20 -2.15 -2.10 -2.05 -2.00 -1.95
>  [13] -1.90 -1.85 -1.80 -1.75 -1.70 -1.65 -1.60 -1.55 -1.50 -1.45 -1.40 -1.35
>  [25] -1.30 -1.25 -1.20 -1.15 -1.10 -1.05 -1.00 -0.95 -0.90 -0.85 -0.80 -0.75
>  [37] -0.70 -0.65 -0.60 -0.55 -0.50 -0.45 -0.40 -0.35 -0.30 -0.25 -0.20 -0.15
>  [49] -0.10 -0.05  0.00  0.05  0.10  0.15  0.20  0.25  0.30  0.35  0.40  0.45
>  [61]  0.50  0.55  0.60  0.65  0.70  0.75  0.80  0.85  0.90  0.95  1.00  1.05
>  [73]  1.10  1.15  1.20  1.25  1.30  1.35  1.40  1.45  1.50  1.55  1.60  1.65
>  [85]  1.70  1.75  1.80  1.85  1.90  1.95  2.00  2.05  2.10  2.15  2.20  2.25
>  [97]  2.30  2.35  2.40  2.45   NaN
> Browse[1]> sessionInfo()
> R version 2.10.0 Under development (unstable) (2009-05-31 r48697)
> x86_64-unknown-linux-gnu
>
> locale:
>  [1] LC_CTYPE=en_US.UTF-8       LC_NUMERIC=C
>  [3] LC_TIME=en_US.UTF-8        LC_COLLATE=en_US.UTF-8
>  [5] LC_MONETARY=C              LC_MESSAGES=en_US.UTF-8
>  [7] LC_PAPER=en_US.UTF-8       LC_NAME=C
>  [9] LC_ADDRESS=C               LC_TELEPHONE=C
> [11] LC_MEASUREMENT=en_US.UTF-8 LC_IDENTIFICATION=C
>
> attached base packages:
> [1] grid      stats     graphics  grDevices datasets  utils     methods
> [8] base
>
> other attached packages:
> [1] gplots_2.7.1   caTools_1.9    bitops_1.0-4.1 gmodels_2.15.0 gtools_2.6.1
> [6] gdata_2.4.2    tm_0.4
>
> loaded via a namespace (and not attached):
> [1] MASS_7.3-0     rJava_0.6-3    RWeka_0.3-20   slam_0.1-1     Snowball_0.0-6
> [6] tcltk_2.10.0   tools_2.10.0
> Browse[1]>
> ------------------------------------------------------------
> Mark W. Kimpel MD  ** Neuroinformatics ** Dept. of Psychiatry
> Indiana University School of Medicine
>
> 15032 Hunter Court, Westfield, IN  46074
>
> (317) 490-5129 Work, & Mobile & VoiceMail
>
> "The real problem is not whether machines think but whether men do."
> -- B. F. Skinner
> ******************************************************************
>




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