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0 Replies and 1312 Views ' Just basic: plotting station symbols ON A MAP'  1312  0 Started by  Deleted User Could anyone provide a piece of code that plots station symbols (circle, star or so) ON A MAP (IDL 6.1).
0 1312
08 May 2007 02:22 PM
1 Replies and 1201 Views Is the any IDL vesion on PPC linux?  1201  1 Started by  Deleted User Hi, iam using ppc linux system. Is there any IDLversion on that kind of system My system details are : ---------------------- >uname -a Linux *** 2.6.15-26-powerpc64-smp 1 SMP Fri Sep 8 20:08:02 UTC 2006 ppc64 GNU/Linux ------------------------ Thank you !
1 1201
08 May 2007 01:07 PM
0 Replies and 1096 Views cannot figure out how to add .pro files to a project  1096  0 Started by  Deleted User I've got a bunch of .pro files, a 6.4 prj file, and now I have a 7.0 workspace and project. I've copied the .pro files to the project directory, but cannot for the life of me figure out how to add them to the project so that Project->Build Project can be activated. I've tried Open->File and I've tried Search (which never finds the .pro files at all). I tried to open the .prj file, but that throws me into IDLDE 6.4. I presume it's something simple, but give me a few more clues please :)
0 1096
08 May 2007 11:00 AM
1 Replies and 1171 Views IDL connectivity with Java  1171  1 Started by  Deleted User hi, I would like to know how this IDL is working with java.I want to develop a software for medical imaging which uses java for developmnt.For processing medical images including DICOM images i feel IDL is the best option. So i want to get get more information about how IDL is used in JAVA environment.if anyboby knows this indetail..please reply as soon as posible... thank you suersh
1 1171
07 May 2007 10:28 PM
1 Replies and 1221 Views convert ASTER DN to radiance  1221  1 Started by  Deleted User Hi All, I want to convert Aster Level 1B radiometricaly calibrated DNs to radiance values. How can I do this by using ENVI or IDL I will apply radiance=(DN-1)* Unit Convertion Coefficient formula. This coefficient is different for Band 1, Band 2 and Band 3. Thank you Filiz
1 1221
07 May 2007 06:41 AM
1 Replies and 1256 Views What is the string_to_number function in IDL?  1256  1 Started by  Deleted User I have data arrays such as b1, b2, b3,...b100. To work on a loop computing b2/b1, b3/b1,....b100/b1, I first did this: FOR i=1, n DO BEGIN my_data='b'strtrim(string(i),1) ENDFOR Now the string my_data has become b1, b2,..., but how to convert the string my_data to reference array data b1, b2... I had been using Igor Pro and its $num2str(my_data) operation to achieve this conversion, but haven't found how to do this in IDL; or I can go around with some other IDL functions Thank...
1 1256
04 May 2007 01:28 PM
1 Replies and 1165 Views problem with idl64 install on power mac  1165  1 Started by  Deleted User I double click the install icon in the idl64 folder and get an install error that says Can't make > of alias 'jhcooley:Desktop:idl64mac:Install.app' into type string. Any sugestions
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04 May 2007 12:29 PM
0 Replies and 1538 Views calling IDL from C  1538  0 Started by  Deleted User Hello, I want to call the IDL function from C code. Im trying to compile and run the example program calltest.c provided along with the IDL distribution, but i'm not able to compile the program. Here is the command i have entrered to compile : gcc -o calltest calltest.o -L$BINDIR -lidl -Wl,-rpath,. -Wl,-rpath $BINDIR -lXp -L/usr/X11R6/lib -lXpm -lXext -lXt -lSM -lICE -lX11 -ldl -ltermcap -lrt -lm -lpthread where IDLDIR is the directory where IDL is installed and BINDIR = $IDLDIR/bin/b...
0 1538
04 May 2007 03:48 AM
0 Replies and 1217 Views map plotting  1217  0 Started by  Deleted User I'm trying to find out how to plot TRMM data at the correct lititudes and longitudes. I have a array with the data and 2 arrays with the geolocations. I like to do this in IDL to plot the worldmap over it.
0 1217
03 May 2007 04:16 AM
1 Replies and 1108 Views Question on altitude displaying to 3D.  1108  1 Started by  Deleted User Good day, everyone. I would like to ask a question on 3d displaying. I have this data file. dat1.txt: Sokcho 38.2500 128.5667 17.8 Cheorwon 38.1500 127.3000 154.2 Dongducheon 37.9000 127.0667 112.5 Daeguallyeong 37.6833 128.7667 842.5 Chuncheon 37.9000 127.7333 76.8 I read this file as follows. readcol, 'dat1.txt', city, lat, lon, alt, format = 'A, 3F' And then I am going to display these data int...
1 1108
02 May 2007 06:52 AM
1 Replies and 2531 Views IDL Could not find compiled routine  2531  1 Started by  Deleted User since IDL 6.3 there is a strange behaver: while compiling functions calling not yet defined function IDL doesn't report errors. More over, RESOLVE_ALL also doesn't report the problem. But while running the program, IDL stops with error (the procedure was compiled without knowladge about the calling function). It is obvious, that calling the function from command line works fine (the function is compiled, although after the procedure in question). The big problem concerning this feature is th...
1 2531
29 Apr 2007 10:08 AM
1 Replies and 1323 Views ARRAY QUESTION  1323  1 Started by  Deleted User Hi, i have the following problem: A = &91x1,x2,x3,...,xN&93 and from A I want to construct the following square matrix: |x1,x2, ..., xN| B=... |x1,x2, ..., xN| So ever of the N lines should contain the vector A. How can I do this with IDL Thanks a lot!
1 1323
28 Apr 2007 10:20 PM
1 Replies and 1257 Views Problem to run one package created by IDL virtual machine  1257  1 Started by  Deleted User Dear all, I am trying to create an executable version of the IDL Virtual Machine. I successful created a package which contains my programs as well as the bin/lib/resources libraries. I created this package in my computer which contains an IDL license and it is OK. However, I tried to test this package … running it in other machine and I have the follow error message: ./bin/idl -rt=pikfin9a.sav ./bin/bin.linux.x86/idl: error while loading shared libraries: libOSMesa6_2.so.6: can...
1 1257
27 Apr 2007 02:55 PM
0 Replies and 1114 Views HELP ABOUT WAVELETS  1114  0 Started by  Deleted User Dear IDL USERS I would like your advice to a problem that i have with IDL WAVELET transform I have transform an RGB image to YCbCr, and i keep the Y in a matix , lets say Y&91352 , 240&93 I want to compute the wavelet matrix from array Y , the way JPEG2000 does it For lossy compression, the default wavelet filter used in the JPEG2000 standard is the Daubechies (9, 7) biorthogonal spline filter. By (9, 7) we indicate that the analysis filter is formed by a 9-tap low-pass FIR filt...
0 1114
24 Apr 2007 12:36 PM
1 Replies and 1438 Views How to make a local Datum for the Geographic Coordinate System with IDL?  1438  1 Started by  Deleted User Hi everybody, Currently I am working on the Geographic Coordinate System whit IDL6.3. The Map_Proj_Inti() Fuction does have the Datum keyword inside but this keyword just defined the Ellipsoid's Semimajor and Semiminor, there' seems NO WAY to apply x, y, z offsets form the WGS84 datum to get a local datum. But a local Datum is realy important to the Geographic Coodinate System. I have checked the !Map system variable, hope that I can change the !Map variable Directly to fit the problem...
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24 Apr 2007 12:17 PM
2 Replies and 1347 Views Using QR Algorithm  1347  2 Started by  Deleted User I am trying to convert matlab program to IDL, is there an equivelant function for QR Algorithm on array (m, n) Or is it easier to use a wrapper to use matlab functions from idl, and how to do that Thanks
2 1347
23 Apr 2007 10:50 AM
1 Replies and 1323 Views Pasting subarray into array with compound assignment  1323  1 Started by  Deleted User i'm trying to use the advantage of '=' when reshaping 2d array to 1d Can anyone tell me why the following produce different values (difference in shape and type of the results is not a problem) a1=indgen(3,7) & for i=0,2 do a2&910,i*2&93=a1&91i,*&93 & print,a2 a1=indgen(3,7) & a2=intarr(3,11) & for i=0,2 do a2&91i,i*2&93=a1&91i,*&93 & a2=total(a2,1) & print,a2 thanks, max
1 1323
19 Apr 2007 06:28 PM
1 Replies and 1328 Views Object oriented class  1328  1 Started by  Deleted User I want to create a typical object oriented class with a class member and getter/setter for that member. I've written the code below, which compiles but does not run. Is IDL OO enought to do what I want to do If so, how would write it and instantiate it Thanks. ; method increments the number FUNCTION test::incrementNumber self.number = self.number 1 RETURN,1 END ; Method returns the number FUNCTION test::getNumber RETURN, self.number END ; method sets the num...
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19 Apr 2007 04:09 PM
0 Replies and 1297 Views reading multiple files  1297  0 Started by  Deleted User Hi, I'd like to ask you if someone could help me about this topic: Reading multiple files For example, I have a serial of txt files named as: file_01.txt, file_02.txt, file_03.txt and so on file_10.txt, etc. I want to read sequentially each of theme with a loop, but I do not know how I can indicates to idl that in the name of the file the number 01, 02 , 13,.... is a progressive number that make a distinction for each file. I guess that make this distinction I can use this information ...
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15 Apr 2007 11:21 AM
2 Replies and 1254 Views Is there any functions/routines to save many file names in a file...?  1254  2 Started by  Deleted User Good day, everyone!!! I need to process about 1000 *.hdf files at once. I usually copied their names in DOS prompt and pasted it into UltraEdit and make a file like 'batch_mod07.txt' for example so far. Well, even though I am a beginner, it is not a recommendable way for a IDL programmer. Is there anyone who has any routines or functions for this
2 1254
11 Apr 2007 09:29 AM
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