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Changes between Version 1 and Version 2 of ppSub_vs_Hotpants


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Timestamp:
Jan 15, 2010, 5:41:15 PM (17 years ago)
Author:
Paul Price
Comment:

Fixing images.

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  • ppSub_vs_Hotpants

    v1 v2  
    8181I subtracted every image from every other.  I assumed that subtracting image 1 from image 2 produces the same results as subtracting image 2 from image 1, so there are only n.(n-1)/2 = 136 subtractions; this may be a poor assumption, but it cuts down on the time I have to wait, and gives a reasonable comparison between the two methods.
    8282
    83 The images have identical scaling (-100 to +100 ADU).
     83The images have identical scaling (-100 to +100 ADU), as can be seen from the colourbar below the image.
     84
     85The subtractions can be downloaded from rsync://ipp0222.ifa.hawaii.edu/price-demo-data/ppSub.20100115/
    8486
    8587== ppSub with ISIS_RADIAL ==
    8688
    87 [[Image(source:/trunk/doc/ppsub/pics/isis_radial.jpg)]]
     89[[Image(source:/trunk/doc/ppsub/pics/comparison/isis_radial.jpg)]]
    8890
    8991== hotpants ==
    9092
    91 [[Image(source:/trunk/doc/ppsub/pics/hotpants.jpg)]]
     93[[Image(source:/trunk/doc/ppsub/pics/comparison/hotpants.jpg)]]
    9294
    9395== Comparison ==