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1 Replies and 1710 Views read a file per line  1710  1 Started by  Deleted User i want to read a txt. file per line, how can i do this thank you
1 1710
26 Oct 2006 07:00 PM
1 Replies and 1697 Views I want Enter/Return key from keyboard to be ignored in a Widget_Text  1697  1 Started by  Deleted User I have a Widget_Text item that is editable. If the user edits the values in the text box then it is detected and the necessary steps are taken. If the user hits the Enter key on the keyboard the program crashes because it does not know how to handle that input. I want to be able to disable any input from the Enter/Return key from the Keyboard. How can I do this Thank you.
1 1697
24 Oct 2006 12:59 PM
1 Replies and 1956 Views Starting with IDL  1956  1 Started by  Deleted User I am working in the area of target detection. I often require to transport images in the GeoTiFF format to MATLAB. I wish I could work in IDL. May someone give me a basic tutorial so that I can open an image in IDL and start writiing programs so that I can handle the images here itself. Secondly, I am not able to open ENVI img file format in ERDAS. In which format should I save so that I can open it in ERDAS Kailsh Tiwari
1 1956
23 Oct 2006 09:48 AM
1 Replies and 1799 Views MAC OSX 10.3.9  1799  1 Started by  Deleted User Hi I'm trying to run the IDL 6.3 VM program I just installed and when I click on the icon nothing happens. any ideas Cheers
1 1799
23 Oct 2006 09:01 AM
1 Replies and 1989 Views printing a plot  1989  1 Started by  Deleted User Dear helpers, I created a 2-d plot. How can I print this plot or save it Thanks,
1 1989
15 Oct 2006 08:28 PM
1 Replies and 1771 Views labelling data in 2-d plot  1771  1 Started by  Deleted User Dear helpers, I am trying to label data displayed in 2-d plot. Could you tell me how to do it. Thanks,
1 1771
11 Oct 2006 04:40 PM
0 Replies and 1598 Views cluster_tree  1598  0 Started by  Deleted User Dear people, I am working on 'cluster_tree' built in function in IDL. How can I display the graph of a cluster result, shown in an example in 'CLUSTER_TREE' help directory Ultimately, I would like to separate items of a cluster if the distance of any clusters is over 2. Thanks,
0 1598
11 Oct 2006 02:26 PM
1 Replies and 1730 Views creating tif images from TVSCL  1730  1 Started by  Deleted User Hello everyone, I have a floating point array in which I'm trying to create a tiff of. I can easily create a tiff of the image created by TVSCL (output tiff matches exactly the image window), but I want to create a tiff of the image created by the TV function (output tif no longer matches image window). I have posted my routine below, so I hope someone can help me out, Thanks in advance! Justin pha=fltarr(xs,ys) openr,1,'snaphu_12978-16986_60m_diff.unw_cut' readu,1,pha close,1 ;...
1 1730
09 Oct 2006 12:28 PM
1 Replies and 1995 Views Controlling program after an error  1995  1 Started by  Deleted User I'm calling the function maximization routine, DFPMIN to analyze pixels in MR images. Occassionally the routine reaches the limit of the number of iterations. I'd like to put in some error value into my image and continue with the next pixel. I don't see a way to have the program acknowledge an error has occured and continue on.
1 1995
09 Oct 2006 12:09 PM
1 Replies and 2054 Views using icontour: specifying contour levels and drawing a color bar  2054  1 Started by  Deleted User I am trying to make a greyscale contour by specifying contour levels to be drawn and colors to be used, but I run into a few problems when I use the following command: icontour,my_data,x_grid,y_grid,$ xtitle=my_xtitle,ytitle=my_ytitle,min_value=my_minval,$ xrange=&91xmin,xmax&93,yrange=&91ymin,ymax&93,/fill,$ c_value=my_contour_levels,rgb_indices=my_color_arr First, the combination of keywords c_value and rgb_indices gives me the following error message, and no contour is drawn: ...
1 2054
09 Oct 2006 10:44 AM
1 Replies and 1810 Views Convert_Coord  1810  1 Started by  Deleted User I keep getting ' CONVERT_COORD: Value of Latitude is out of allowed range.' I'm not sure how to fix this. Or even what latitudes are in range...
1 1810
09 Oct 2006 10:15 AM
1 Replies and 2009 Views May I access a variable via a string type variable?  2009  1 Started by  Deleted User For example, I have a string type variable temp = 'Frame1' May I use this variable to access the variable Frame1 Thank you.
1 2009
09 Oct 2006 09:09 AM
1 Replies and 1769 Views May I access a variable via a string type variable?  1769  1 Started by  Deleted User For example, I have a string type variable temp = 'Frame1' May I use this variable to access the variable Frame1 Thank you.
1 1769
09 Oct 2006 09:09 AM
1 Replies and 1732 Views Image math  1732  1 Started by  Deleted User How can I do image math in IDL I'd like to add, subtract and divide an image with the other image. Thank you in advance.
1 1732
27 Sep 2006 05:54 PM
0 Replies and 1787 Views Citing endnote reference in Latex documents..  1787  0 Started by  Deleted User Hello everyone, Has anyone written an IDL script which allows Endnote references to be integrated into Latex documents Thank you,
0 1787
21 Sep 2006 07:29 AM
1 Replies and 1777 Views How to display pixels values  1777  1 Started by  Deleted User how to see the pixel values of an image in a whole. RDPIX gives the values when ever we move the cursor, but i want to get the whole values in a table form. tell me how to get it
1 1777
19 Sep 2006 12:12 PM
0 Replies and 1892 Views do we need ION or just IDL to update a website  1892  0 Started by  Deleted User 1)If we want to upload the output of an IDL based application to a web page(Only ASCI characters -No pictures) do we need ION or ION Java for it or can it be achieved just through IDL 2)If we want to upload the output of an IDL based application to a web page with pictures/Movies do we need ION or ION Java for it or can it be achieved just through IDL
0 1892
18 Sep 2006 06:53 AM
1 Replies and 1827 Views How to get the z-profile code?  1827  1 Started by  Deleted User Hello, I have created by my own code three files from some envi routine in my disk(derived from satellite image). These files are quite large (like x, y, t; ex:500,500,365). My question is :how is possible to retrive information from each pixel like the z profile tool from menu in envi Is it possible to see the code used by this tool(z-profile) Because, if a have data from one pixel location for every dates, and from three file I can do a multi plot, with some change between the axis of th...
1 1827
18 Sep 2006 06:00 AM
1 Replies and 2062 Views aster radiance  2062  1 Started by  Deleted User I would like to find out if it is possible to convert aster level 1b radiance to reflectance for spectral analysis and matching I know I can order additional products through aster but would prefer to convert data I already have. Thanks
1 2062
15 Sep 2006 04:28 PM
2 Replies and 1723 Views IDL on Linux  1723  2 Started by  Deleted User Can academic version produce executable that will run on Linux Where can I find info about how to compile IDL program for Linux OS
2 1723
14 Sep 2006 07:03 PM
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