> -----Original Message----- > From: Matthew Landis [mailto:lan...@isciences.com] > Sent: Tuesday, August 10, 2010 12:56 PM > To: r-sig-geo@stat.math.ethz.ch; Andy Bunn > Subject: Re: [R-sig-Geo] drop layer/band from SpatialGridDataFrame > > Andy - how about these two options > > monthly...@data <- monthly...@data[-1,] > > or (cheating with the help of raster package) > > monthly.stack <- as(monthly.sp, 'RasterStack') > monthly.stack <- dropLayer(monthly.stack, 1) > monthly.sp <- as(monthly.stack, 'SpatialGridDataFrame')
Great. Thanks! Done. > > Apologies if these are nonsense - I don't have time to actually test > these out on a toy example at the moment. > > Matt > > On 8/10/2010 3:02 PM, Andy Bunn wrote: > > I was a bit hasty. The SpatialGridDataFrame contains 325 separate > grids each with 155 cols and 52 rows. E.g., if it were an array I'd > think it would have dimensions of 52, 155, 325 and I'd want to do > something like: monthly.sp[,,-1]. When I'm done I want the object to > have 324 variables with 8060 obs and keep the cells.dim at 155 by 52. > > > > -- > ~~~~~~~~~~~~~~~~~~~~~~~~~~ > Matthew Landis, Ph.D. > Research Scientist > ISciences, LLC > 61 Main St. Suite 200 > Burlington VT 05401 > 802.864.2999 > ~~~~~~~~~~~~~~~~~~~~~~~~~~ > _______________________________________________ R-sig-Geo mailing list R-sig-Geo@stat.math.ethz.ch https://stat.ethz.ch/mailman/listinfo/r-sig-geo
