Hi, This is the number for missing value in most of NetCDF files. http://www.unidata.ucar.edu/software/netcdf/docs/BestPractices.html#Missing%20Data%20Values
This means you missed to provide/utilize the missing value attribute when you read your file. Regards, Pascal On Tue, Oct 21, 2014 at 3:40 PM, Jianhua Huang <jh.eco....@gmail.com> wrote: > Hi All: > > > > I am trying to create a 3 dimensional (200*200*8760) netCdf file using the > ncdf4 package. Everything goes fine, except some unexpected outputs. Here is > tail of the result in one grid cell. I cbind the original values and the > output read from the nc file. > > > > Original ncdf4 > > [8755,] 70.47247 7.047247e+01 > > [8756,] 47.10336 4.710336e+01 > > [8757,] 38.70509 3.870509e+01 > > [8758,] 32.86281 3.286281e+01 > > [8759,] 21.90854 9.969210e+36 > > [8760,] 10.95427 9.969210e+36 > > > > Most ncdf4 data matches with the original data, except the last two values. > There are extremely large values: 9.969210e+36 > > > > I have no idea where these huge values come from, and can't figure out where > is wrong at all. > > Any one met the same problem before? Thanks for any suggestion, and I really > appreciate any help. > > > > Thanks > > > > Jianhua > > > > > > > [[alternative HTML version deleted]] > > _______________________________________________ > R-sig-Geo mailing list > R-sig-Geo@r-project.org > https://stat.ethz.ch/mailman/listinfo/r-sig-geo -- Pascal Oettli Project Scientist JAMSTEC Yokohama, Japan _______________________________________________ R-sig-Geo mailing list R-sig-Geo@r-project.org https://stat.ethz.ch/mailman/listinfo/r-sig-geo