Displaying 8 results from an estimated 8 matches for "nlat".
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2012 Jul 23
2
translating IDL to R
...;d appreciate your
assistance.
TIA, Tom Roche <Tom_Roche at pobox.com>---2 IDL routines follow to EOF---
from ftp://gfed3:dailyandhourly at zea.ess.uci.edu/GFEDv3.1/Readme.pdf
;++++++++++++++++++++ idl code to generate daily emissions +++++++++
nlon=720 ; number of grid points by longitude
nlat=360 ; number of grid points by latitude
gfedmly=fltarr(nlon,nlat) ; array containing monthly emissions
gfeddly=fltarr(nlon,nlat) ; array containing daily emissions
; You must read monthly emissions to generate daily fluxes.
; For example, if you want daily emissions for January 21st, 2004,
; you n...
2006 Apr 04
1
imaging and contouring
...t;,lat=73,long=144)
{ #d?finition de la fonction
library(maps)
a <- read.table(nomfichier) #lecture du fichier
z <- array(0,dim=c(long,lat)) #cr?ation d'un tableau de 0
z <- t(a) #transposition de la matrice a en z
z1<-rbind(z[65:long,],z[1:64,]) #centrage de la carte sur greenwich
nlat<-seq(-90,90,2.5) #d?finition des latitudes / ordonn?es de 2,5?
en 2,5?
nlong <- seq(-180,177.5,2.5) #d?finition des longitudes /abcisses de
2,5? en 2,5?
image(nlong,nlat,z1,col=rainbow
(100),xlab="longitude",ylab="latitude") #tra?age
map(add=TRUE) #superposition de la...
2017 Aug 28
3
Extracting subset from netCDF file using lat/lon and converting into .csv in R
...fname <- paste(ncname, ".nc", sep = "")
dname <- "prAdjust"
# open a netCDF file
ncin <- nc_open(ncfname)
print(ncin)# get longitude and latitude
lon <- ncvar_get(ncin,"lon")
nlon <- dim(lon)
head(lon)
lat <- ncvar_get(ncin,"lat")
nlat <- dim(lat)
head(lat)
print(c(nlon,nlat))
# get time
time <- ncvar_get(ncin,"time")
time
tunits <- ncatt_get(ncin,"time","units")
nt <- dim(time)
nt
tunits
# get variable
preci.array <- ncvar_get(ncin,dname)
dlname <- ncatt_get(ncin,"prAdjust&...
2013 Jul 19
1
Problem with distributing data in package.
...ed the code I use to build the
netcdf file and 'ncdf' object below.
Thanks in advance,
Simon Knapp
#--------------------------R code starts here--------------------------
# create a netcdf file holding a 'temporal stack'
combined.ncdf <- with(new.env(), {
require(ncdf)
nLat <- 7
nLon <- 8
nTime <- 9
missing.val <- -999
filename <- file.path(tempdir(), 'combined_d6fg4s64s6g4l.nc')
lat.dim <- dim.def.ncdf('lat', 'degrees', 1:nLat)
lon.dim <- dim.def.ncdf('lon', 'degrees', 1:nLon)
ti...
2017 Aug 28
0
Extracting subset from netCDF file using lat/lon and converting into .csv in R
...quot;")
> dname <- "prAdjust"
> # open a netCDF file
> ncin <- nc_open(ncfname)
> print(ncin)# get longitude and latitude
> lon <- ncvar_get(ncin,"lon")
> nlon <- dim(lon)
> head(lon)
>
> lat <- ncvar_get(ncin,"lat")
> nlat <- dim(lat)
> head(lat)
>
> print(c(nlon,nlat))
> # get time
> time <- ncvar_get(ncin,"time")
> time
>
> tunits <- ncatt_get(ncin,"time","units")
> nt <- dim(time)
> nt
> tunits
> # get variable
> preci.array <- n...
2000 Dec 22
2
REading the netCDF format into R
.../* returned by malloc in ncread */
double ofs, scl; /* offset and scaling
factors */
double *ptr;
SEXP field, dim, dimnames, lon, lat, tim, missing;
printf("ncfile= %s, vname=%s\n",fname,vname);
printf("\nfield->%x\nlon -> %x\nlat -> %x\ntim -> %x\nmissing ->
%x\n",
field,lon,lat,tim,missing);
/* Call the function dealing with the netCDF data */
/* The data is placed in memeory */
status=ncread(fname, vname, &nx, &ny, &nt, &ptrs, &scl, &ofs);
/* Allocate space for poi...
2012 Oct 03
0
ggplot2 problem
...6288e+12 2005-05-17 -0.7524182200
230 1.116374e+12 2005-05-18 0.0271098670
Here is the code wich forms input matrix to make_stars function:
transpose_stars = function(lat_b, long_b,lat_t,long_t,step){
matrix <- readSO2Data(lat_b, long_b) // read an arbitrary point for
calculating matrix size
nlat <- (lat_t-lat_b)/step+1
nlong <- (long_t-long_b)/step+1
ntime <- length(matrix$value)
list_lat<-list()
list_long<-list()
list_time<-list()
for( m in 1:nlat){
list_lat[m]<-toString(lat_b + step*(m-1))
}
for( m in 1:nlong){
list_long[m]<-toString(long_b + step*(m-1))
}
for(...
2006 Jun 26
0
samba rejecting machine accounts
...directory mask = 0775
create mask = 0775
read list = virusbuster
[vizsga]
path = /vizsga
browseable = Yes
directory mask = 755
create mask = 755
write list = root
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711 ?ll?saj?nlat k?z?tt biztosan tal?lsz olyat, ami Neked is megfelel!
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