importFrom("raster", extract, brick, stack, raster, writeRaster, extension, resample, removeTmpFiles, filename, maxValue, inMemory, projection, "projection<-", extent, fromDisk, getValues)
importFrom("rgdal", readGDAL, writeGDAL, GDALinfo, ogrInfo, CRSargs, readOGR, writeOGR, showWKT)
importFrom("plotKML", plotKML.env, check_projection, parse_proj4, vect2rast, reproject, normalizeFilename, plotKML.opts)

exportMethods(as.data.frame, mpspline, as.geosamples, getID, getProcess, describe, over, spc, autopredict, fit.gstatModel, fit.vgmModel, fit.regModel, test.gstatModel, spfkm, spmultinom, spsample.prob, make.3Dgrid, sp3D, subset, warp, write.data, MaxEnt, merge, predict, validate, summary, tile, getSpatialTiles, extract, stack, show, plot)

importFrom("stats", prcomp, predict, shapiro.test, smooth.spline, runif, as.formula, formula, sd, ks.test, weighted.mean, aggregate, fitted, resid, na.pass, ave, var, rnorm, fitted.values, quantile, density, na.omit, complete.cases, family, gaussian, glm, weights, step)
importFrom("raster", rasterize, extract, brick, stack, raster, writeRaster, extension, resample, removeTmpFiles, filename, maxValue, inMemory, projection, "projection<-", extent, fromDisk, getValues, calc)
importFrom("dismo", maxent, kfold, randomPoints, evaluate)
importFrom("rgdal", readGDAL, writeGDAL, GDALinfo, ogrInfo, CRSargs, readOGR, writeOGR, showWKT, make_EPSG)
importFrom("plotKML", plotKML, plotKML.env, check_projection, parse_proj4, vect2rast, reproject, normalizeFilename, plotKML.opts)
exportMethods(as.data.frame, mpspline, as.geosamples, getID, getProcess, describe, over, spc, autopredict, fit.gstatModel, fit.vgmModel, fit.regModel, test.gstatModel, sample.grid, spfkm, spmultinom, spsample.prob, make.3Dgrid, sp3D, subset, warp, write.data, MaxEnt, merge, predict, validate, summary, tile, getSpatialTiles, extract, stack, show, plot)

importFrom("raster", rasterize, extract, brick, stack, raster, writeRaster, extension, resample, removeTmpFiles, filename, maxValue, inMemory, projection, "projection<-", extent, fromDisk, getValues, calc, distance)
exportMethods(as.data.frame, mpspline, as.geosamples, getID, getProcess, describe, over, spc, autopredict, fit.gstatModel, fit.vgmModel, fit.regModel, test.gstatModel, sample.grid, spfkm, spmultinom, spsample.prob, make.3Dgrid, sp3D, subset, warp, write.data, MaxEnt, merge, predict, validate, summary, tile, getSpatialTiles, extract, stack, show, plot, buffer.dist)