Changes between Version 1 and Version 2 of ppSub_vs_Hotpants
- Timestamp:
- Jan 15, 2010, 5:41:15 PM (17 years ago)
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ppSub_vs_Hotpants
v1 v2 81 81 I 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. 82 82 83 The images have identical scaling (-100 to +100 ADU). 83 The images have identical scaling (-100 to +100 ADU), as can be seen from the colourbar below the image. 84 85 The subtractions can be downloaded from rsync://ipp0222.ifa.hawaii.edu/price-demo-data/ppSub.20100115/ 84 86 85 87 == ppSub with ISIS_RADIAL == 86 88 87 [[Image(source:/trunk/doc/ppsub/pics/ isis_radial.jpg)]]89 [[Image(source:/trunk/doc/ppsub/pics/comparison/isis_radial.jpg)]] 88 90 89 91 == hotpants == 90 92 91 [[Image(source:/trunk/doc/ppsub/pics/ hotpants.jpg)]]93 [[Image(source:/trunk/doc/ppsub/pics/comparison/hotpants.jpg)]] 92 94 93 95 == Comparison ==
