Displaying 20 results from an estimated 180 matches similar to: "Assigning values based on a separate reference (lookup) table"
2009 Jun 21
1
Problems with bilinear interpolation of a grid
Dear all,
I'm having trouble interpolating a number of gridded datasets that I have. I'm quite new to R so any help/advice that can be offered would be much appreciated!
Firstly I'll describe my dataset. The data is a grid of the planet at 1 degree spatial resolution, with each grid cell containing a value describing a particular variable (e.g. population density) for coordinate
2014 Feb 20
1
disk io in guests causes soft lockups in guests and host processes
Hi,
I have a strange phenomenon that I cannot readily explain so I wonder if
anyone here can shed a light on this.
The host system is a Dell r815 with 64 cores and 256G ram and has centos
6 installed. The five guests are also running centos 6 and are running
as a hadoop cluster. The problem is that I see disk-io spikes in the
vm's which then cause soft lockups in the guest but I also see
2008 Jun 17
2
Reshape or Stack? (To produce output as columns)
Dear all,
I have used 'read.table' to create a data frame of 720 columns and 360 rows (and assigned this to 'Jan'). The row and column names are numeric:
> columnnames <- sprintf("%.2f", seq(from = -179.75, to = 179.75, length = 720)).
> rnames <- sprintf("%.2f", seq(from = -89.75, to = 89.75, length = 360))
> colnames(Jan) <- columnnames
2008 Jul 15
3
Melt (reshape) question
Dear all,
I
have a grid of 720 columns by 360 rows of global population density
values, and hope to convert this to column format using the 'melt' command in the 'reshape' package. I'm not receiving
any errors as such, but when the code has finished running, my output
looks like this:
> head(PopDens.long)
Latitude Longitude PopDensity
1 -84.75 V1 0
2
2009 Apr 08
2
Reshape - strange outputs
Dear R Users,
I am using the reshape package to reformat gridded data into column format using the code shown below. However, when I display the resulting object, a single column is fomed (instead of three) and all the latitude values (which should be in either column one or two) are collected at the bottom. Also, the NA values aren't removed, despite this being requested in the code.
Code:
2004 Jan 12
2
Re: Nauti miles
>
>
I might as well add to the offtopic thread... why are natuical miles longer
than "regular" miles?
Andrew
A nautical mile is 1 minute of latitude.
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2013 Feb 16
1
odd behavior within R2HTML
Dear R People:
I'm using R2HTML but having a strange result.
Here is the original data:
resp trt block
90.3 A I
89.2 A II
98.2 A III
93.9 A IV
87.4 A V
97.9 A VI
92.5 B I
89.5 B II
90.6 B III
94.7 B IV
87.0 B V
95.8 B VI
85.5 C I
90.8 C II
89.6 C III
86.2 C IV
88.0 C V
93.4 C VI
82.5 D I
89.5 D II
85.6 D III
87.4 D IV
78.9 D V
90.7 D VI
And here are the commands:
> resin1.df <-
2007 Feb 14
5
FormTestHelper should change hidden fields
Railsoids:
FormTestHelper rules. It tests your response.body form at the same
time as it triggers your action, with all the parameters in that form.
This obviously improves quality.
But it took issue with this:
submit_form ''validate_stuff'' do |form|
form[''IBhidden''] = ''validate''
end
The field IBhidden is a hidden field. To be
2002 May 24
5
intersecting polygons and conversion from decimal degree to km
Dear all,
1. How can I compute the intersecting area between 2 polygons ?
2. I have polygons with coordinates in decimal degrees (i.e. 13 deg 30
min = 13.5 decimal degrees). I want to compute their area and get the
results in square meters or square kiometers. Can anyone give me a
conversion coefficient or a pointer where I can find this information
(sorry for this off topic question) ?
Thanks
2007 Jan 17
1
sp: proj4string has no impact
Hi all,
I'm faced with a problem applying the sp package: The projection argument in
readShapePoly(Shapefile,proj4string="CRS class argument")
e.g.: CRS("+proj=aea +lat_1=46 +lat_2=73 +lat_0=60 +lon_0=84 +x_0=0
+y_0=0 +ellps=clrk66 +units=m +no_defs")
doesn't have any impact on the plotted object. I also tested the simple
example:
xy = cbind(x = 2 * runif(100) -
2007 Feb 19
1
need help in reading TOMS observed ASCII data file
Hello R Users,
I am new to R.
I have two data sets i) TOMS aerosol optical depth(AOD) and ii) TOMS
ozone(O3).
>
> AOD data is on 1x1 grid and O3 data is on 5x5 grid.
>
> First I want to read AOD and O3 as it is and then I want to regrid AOD on
> 5x5 grid as O3.
>
> Reading is first problem.
>
> FIRST PROBLEM READING AOD:
>
> AOD data is in following format:
>
2004 Sep 11
3
Fixed-point library version
Hi all,
I would be interested in partaking in the development of the fixed-point
version of speex. I want to compile it on a TI DSP TMS320C6416. See
http://focus.ti.com/docs/prod/folders/print/tms320c6416.html . There is
only a mention of this work in progress on the web site but no other
details.
I use WinXP & debian 2.6 as dev platforms. well versed in cvs.
C
2009 Mar 31
0
Row/columns names within 'assign' command
Dear all,
I am attempting to add row and column names to a series of tables (120 in total) which have 2 variable parts to their name. These tables are created as follows:
# Create table indexes
index <- expand.grid(year = sprintf("%04d", seq(1986, 1995)), month = sprintf("%02d", 1:12))
# Read in and assign file names to individual objects with variable name components
2016 Jun 10
2
Windows: How to catch C++ exceptions in runtime-compiled code?
HI all,
Here in the JUCE team, we are working on porting the Projucer <https://www.juce.com/releases/projucer-juce-4> C++ live coding engine to Windows. Our main challenge now is how to catch C++ exceptions in runtime-compiled code on Windows. This doesn’t work for us and we’re quite stuck at this point.
I recently had a chat about this with Chandler Carruth at C++Now. Chandler suggested
1997 Sep 17
1
Smbclient fails to connect
Hi,
I've recently upgrade to Samba 1.9.17p1 from 1.9.16p11 (for Solaris 2.5), but
have now found that smbclient fails to connect to user shares on win95
machines. I've tried the same login account from a win95 account and am able
to mount shares from other win 95 machines. I've also tried running the old
smbclient binary with the new smbd & nmbd daemons, and that lets me log
2006 Jul 30
2
wins hook handling only own names
Hi all,
It might be an easy problem, but I haven't found anything in the docs...
I have a Samba3 PDC. I have wins hook set to a DNS update script. The
script works fine, I tested it. My problem is that according to the
scripts logging, samba only calls it for its own refresh.
It only sends lines like this every 20 minutes:
refresh SAMBA 20 259200 192.168.1.253
No client updates reach
2016 Oct 22
3
samba 4.5.0 on HPUX(IA-64) make quicktest fails as not able to pick workgroup and netbios name.
Hi Team,
On running make quicktest. I am stuck as wbinfo --ping-dc is
from selftest/target/Samba3.pm is failing.
Below is the code snipped from logs.
*Socket opened.*
*parse_nmb: packet id = 14795*
*nmb packet from 127.0.0.3(137) header: id=14795 opcode=Query(0)
response=Yes*
* header: flags: bcast=No rec_avail=Yes rec_des=Yes trunc=No auth=Yes*
* header: rcode=0 qdcount=0 ancount=1
2020 Apr 27
2
Questions about reverse zone
Hi Guys,
I've two DC (Zentyal Samba 4.7.6) and put new DC (Centos 7, Samba
4.7.6) with additional domain controller and works fine. My question is
about reverse zone. The original DC (zentyal1 and zentyal2) have a reverse
registres
```
root at zentyal1:/etc/bind# dig +noall +answer -x 10.13.250.110
110.250.13.10.in-addr.arpa. 259200 IN PTR zentyal1.example.com.
root at zentyal1:/etc/bind# dig
2010 Feb 09
0
model II major axis regression
Hello all; My question is part statistical and part R.
I have performed model II major axis regression in R using both the smatr()
and lmodel2() packages, but neither offers an option to statistically weight
my regression. I have a vector of weights which I would like to apply to
each of my regression points (x vs. y), and was hoping that someone out
there could provide me with some help on this
2008 Jul 09
0
"Rotated Lat-Lon" projection in mapproj
Hi,
I'm trying to plot a field obtained from the atmospheric model WRF-NMM
which uses a "Rotated Lat-Lon? map projection.
The WRF documentation mentions that:
? Rotates the earth's lat/lon grid such that the intersection of the
equator and prime meridian is at the center of the model domain.
? Within the rotated framework the grid spacing is constant, but in an
earth-relative