我有一层coord. ref. : NA
。
我该如何分配coord. ref. : +proj=longlat +datum=WGS84 +no_defs +ellps=WGS84 +towgs84=0,0,0
给coord. ref. : NA
?
class : RasterLayer
dimensions : 127, 146, 18542 (nrow, ncol, ncell)
resolution : 0.01, 0.01 (x, y)
extent : -122.39, -120.93, 36.72, 37.99 (xmin, xmax, ymin, ymax)
coord. ref. : NA
data source : C:\2012Tif\2012ASC5min_ppt_spas1306_0001_20121222_0005_UTC.asc.tif
names : X2012ASC5min_ppt_spas1306_0001_20121222_0005_UTC.asc
values : 0, 0.0782172 (min, max)
class : RasterLayer
dimensions : 180, 240, 43200 (nrow, ncol, ncell)
resolution : 0.01, 0.01 (x, y)
extent : -123.305, -120.905, 36.705, 38.505 (xmin, xmax, ymin, ymax)
coord. ref. : +proj=longlat +datum=WGS84 +no_defs +ellps=WGS84 +to wgs84=0,0,0
data source : C:\Users\nahmlee\Documents\1998Test.tif
names : X1998Test
values : 0, 0.07884484 (min, max)
crs(r) <- CRS('+init=EPSG:4326')
如果您知道EPSG编号。