This page (revision-43) was last changed on 18-Apr-2021 19:03 by JianSun

This page was created on 24-Apr-2008 18:38 by JianSun

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Version Date Modified Size Author Changes ... Change note
43 18-Apr-2021 19:03 5 KB JianSun to previous
42 02-May-2008 17:30 5 KB JianSun to previous | to last
41 01-May-2008 03:17 5 KB David R Williams to previous | to last
Incoming links Outgoing links
CompressionFactorStudy
CompressionFactorStudy

Difference between version and

At line 1 added 2 lines
[{ALLOW edit EISMainUsers}]
[{ALLOW view Anonymous}]
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''The investigation here is for date sets obtained mainly between %%(color:#cc0000;)2007-Sep-15 and 2007-Dec-15%%, as EIS is operationally stable over this duration. The other data sets is in %%(color:#cc0000;)2008-Mar%% (for JPEG85), and %%(color:#cc0000;)2006-Dec%% (for JPEG75)
''The investigation here is for date sets obtained mainly between %%(color:#cc0000;)2007-Sep-15 and 2007-Dec-15%%, as EIS operations were most efficient and stable over this duration. The other data sets inluded here are: %%(color:#cc0000;)2008-Mar%% (for JPEG85), %%(color:#cc0000;)2006-Dec%% (for JPEG75), %%(color:#cc0000;)2007-Jan to 2007-Apr%%, and %%(color:#cc0000;)2008-Feb%%.
At line 52 changed 6 lines
|DPCM |2.757|2.826|2.657|2.676|2.900|2.947|2.538|2.620|3.105|2.950|2.629|2.586|2.578
|JPEG98|2.553|2.672|2.449|3.436|2.803|2.365|2.553| |3.205|2.528| |2.401|
|JPEG95|5.809|5.990|5.451| |5.342|6.077| | |4.852|4.131| | |
|JPEG90|8.273|7.387|3.533|7.790|2.753| |3.678|8.329| | | |3.678|2.293
|JPEG85|5.528|5.578|4.922|6.148| | |5.539| | | | | |
|JPEG75|11.294| | | | | | |11.294|11.294| | | |
|DPCM |2.52|2.80|2.80|2.70|3.0|2.96|3.63|2.49|3.08|3.01|2.5|2.6|2.42
|DPCM | | | | | | | |QS|3.14|2.94|2.91|2.52|2.32
|DPCM | | | | | | | |AR|2.96|3.0|2.35|2.5|2.14
|DPCM | | | | | | | |CH| |3.05|2.52|2.88|2.47
|JPEG98|2.56|2.67|2.46|3.44|2.80|2.36|2.56| |3.21|2.54| |2.4|
|JPEG98| | | | | | | |QS|3.32|2.60| |2.43|
|JPEG98| | | | | | | |AR|3.17|2.42| |2.49|
|JPEG98| | | | | | | |CH|3.6| | | |
|JPEG95|6.25|6.12|6.38| |6.23|6.3| | |5.86| |4.60| |
|JPEG95| | | | | | | |AR|5.82| |4.08| |
|JPEG90|8.11|7.39|8.6|8.4|4.85| |5.04|8.34| | | |5.04|
|JPEG90| | | | | | | |QS| | | |3.87|
|JPEG90| | | | | | | |AR| | | |3.81|
|JPEG85|5.56|5.58|4.92|6.21| | |5.56| | | | | |
|JPEG75|11.39| | | | | | |11.39|11.39| | | |
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However, sometimes there is no values for SCI_OBJ in EIS fits header, and sometimes there are two many values (see [SCI_OBJ vaules examples]). Lots of EIS dataset are thrwon away as hardly to decide to which catagroy the SCI_OBJ belongs to, such as QS,AR or CH.
However, sometimes there is no value for SCI_OBJ in EIS fits header, and sometimes there are two many values (see [SCI_OBJ_Example]). Lots of EIS dataset are thrwon away as hardly to decide to which catagroy the SCI_OBJ belongs to, such as QS,AR or CH.
At line 119 changed one line
I attached an IDL sav file [here|http://msslxr.mssl.ucl.ac.uk:8080/eiswiki/images/newgifs/20071201_20071215.sav.tar.gz]. You may download and play it, for example, I use:
I attached an IDL sav file [here|https://vsolar.mssl.ucl.ac.uk/eiswiki/images/newgifs/20071201_20071215.sav.tar.gz]. You may download and play it, for example, I use:
This page (revision-43) was last changed on 18-Apr-2021 19:03 by JianSunTop