search for: asciigridimput

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2009 May 05
0
illegal levels in yaImpute() / AsciiGridImpute()
...;s probably because one of the landscape features ("as", for aspect/slope) is stored in numeric form but is treated as a factor when the yai object is created. "as" is also stored in numeric form in the ascii grids, of course. I included an "xtypes" argument in the AsciiGridImpute statement, but that did not help. Some relevant statements are: xfiles <- list(DEM_10 = "dem_10.asc", EASTING = "easting.asc", NORTHING = "northing.asc", as = "asp_slop.asc") AsciiGridImpute(yai_ob, xfiles, outfiles, xtypes=list("...
2008 Jul 28
0
Help with yaImpute
Dear fellow R-users I am trying to do some imputation using K-NN with the yaImpute library. All seems to be going well until I try to use AsciiGridImpute. All my data are correctly formatted and I am able to run and view the results of yai. Below is my code: **************************************************************************************************** library("yaImpute") data <- read.csv("Data.csv", header=TRUE, sep=&qu...
2008 Nov 26
0
SVM
...<NA> -9999 -9999 -9999 4 <NA> -9999 -9999 -9999 5 <NA> -9999 -9999 -9999 6 <NA> -9999 -9999 -9999 Error in AsciiGridImpute(object, xfiles, outfiles, xtypes = xtypes, lon = lon, : predict is not present in the predicted data In addition: Warning message: In `[<-.factor`(`*tmp*`, ri, value = c(-9999, -9999, -9999, -9999, : invalid factor level, NAs generated I am getting the following error message for SVM:...
2009 Feb 26
0
AsciiGridPredict returns error in unionDataJoin
...NULL, myPredFunc=NULL) Rows per dot: 8 Rows to do: 884 ToDo: .............................................................................................................. Done: Error in unionDataJoin(m1, m2) : row names are requried within all input matrices In addition: Warning message: In AsciiGridImpute(object, xfiles, outfiles, xtypes = xtypes, lon = lon, : NA's generated due to illegal level(s). Does someone know what the error means and how I can solve this problem? Thank you very much in advance, Frauke _________________________________________________________________ Show them th...