More advanced example

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(dependency on latitude)
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[[File:cth_latitude.jpg|200px|latitudinal mean of cloud top height]]<br>
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[[File:ctt_latitude.jpg|200px|latitudinal mean of cloud top temperature]]<br>
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Revision as of 13:56, 18 February 2014

Go back to CREW software package

Contents

Display a cloud property of one algorithm on the MSG disk

o=obj_new('cws_stats')
o->set_product,'cth'
o->set_group,'CMS'
o->set_date,2008,6,13,12,15
o->make_image, /single
obj_destroy, o

CMS cloud top height

Display a cloud property of all algorithms on the MSG disk

o=obj_new('cws_stats')
o->set_product,'ctp'
o->set_date,2008,6,13,12,00
o->make_image, /no_track
obj_destroy, o

overview cloud top pressure

1d histogram

o=obj_new('cws_stats')
o->set_product,'ctp'
o->set_date,2008,6,13,12,00
o->hist1d
obj_destroy, o

cloud top pressure histogram

dependency on latitude

o=obj_new('cws_stats')
o->set_product,'cth'
o->set_date,2008,6,13,12,00
o->dep
obj_destroy, o

latitudinal mean of cloud top temperature

dependency on viewing zenith angle

o=obj_new('cws_stats')
o->set_product,'ctp'
o->set_date,2008,6,13,12,00
o->dep, /vza
obj_destroy, o

cloud top pressure per viewing zenith angle

Thumbnails of all correlation plots

o=obj_new('cws_stats')
o->set_product,'ctt'
o->set_date,2008,6,13,12,00
o->make_corThumb
obj_destroy, o

overview cloud top temperature

Reading two datasets and have a look at the difference

; define object
o=obj_new('cws_read',xrange=[1500,2800],yrange=[2800,3400],scale=0.3)

; define date and time
o->set_date,2008,6,13,12,0
; read coast vector
coast=o->coast_line(/vector)
; set cloud property
o->set_product,'ctp'
; set CREW algorithm
o->set_group,'AWG'
; read and display data
ctp1=o->get_data()
window,1
view2d,ctp1,/cool,/colo,no_data_idx=where(ctp1 le 0),coast_vec=coast,title='AWG ctp', min=200

; read and display cloud top pressure for another algorithm
o->set_group,'CMS'
ctp2=o->get_data()
window,2
view2d,ctp2,/cool,/colo,no_data_idx=where(ctp2 le 0),coast_vec=coast,title='CMS ctp',min=200

; display the difference of the two datasets
window,3
view2d,ctp1-ctp2,/cool,/colo,no_data_idx=where((ctp1 le 0) or (ctp2 le 0) or (abs(ctp1-ctp2) gt 150)),coast_vec=coast,title='difference ctp AWG-CMS',min=-150,max=150

obj_destroy, o

difference of AWG and CMS cloud top pressure