Cloud Top Temperature Variable Comparison

report produced with glance, version 0.2.6.17
comparison generated Fri May 21 21:09:53 2010 by user wstraka on craackly.ssec.wisc.edu

file A:

path: /data/wstraka/PFAAST_CRTM/PFAAST//MSG8_SEVIRI_2006236_1200_00_AWG_CLOUD_HEIGHT.nc
md5sum for file A: 405cd39da4f6de9aa91fb313377bc477
last modified: Tue May 18 16:40:54 2010

file B:

path: /data/wstraka/PFAAST_CRTM/CRTM//MSG8_SEVIRI_2006236_1200_00_AWG_CLOUD_HEIGHT.nc
md5sum for file B: bbc5d7e1a85a7a4e50d9e1b30712b7c9
last modified: Tue May 18 16:40:53 2010

A configuration file was used to control the production report.
Please see this copy of the configuration file for details.

latitude: Latitude
longitude: Longitude
longitude/latitude comparison epsilon: 0.01

Original Data

Comparison Information

variable name: Cloud_Top_Temp
epsilon value: 0.01
"missing" data value in A: -999.0
"missing" data value in B: -999.0

Note: The data for this variable from file A was filtered. Please see this copy of the original configuration file to view the data filtering function.
Note: The data for this variable from file B was filtered. Please see this copy of the original configuration file to view the data filtering function.

Statistical Summary

Finite Data Statistics
a_finite_count*: 4959195
a_finite_fraction*: 0.3599
b_finite_count*: 5331890
b_finite_fraction*: 0.387
common_finite_count*: 4955837
common_finite_fraction*: 0.3597
finite_in_only_one_count*: 379411
finite_in_only_one_fraction*: 0.02754

General Statistics
a_missing_value*: -999
b_missing_value*: -999
epsilon*: 0.01
max_a*: 324.2
max_b*: 327.2
min_a*: 184.3
min_b*: 184.8
num_data_points*: 13778944
shape*: (3712, 3712)
spatially_invalid_pts_ignored_in_a*: 3498123
spatially_invalid_pts_ignored_in_b*: 3498123

Missing Value Statistics
a_missing_count*: 5321626
a_missing_fraction*: 0.3862
b_missing_count*: 4948931
b_missing_fraction*: 0.3592
common_missing_count*: 4945573
common_missing_fraction*: 0.3589

NaN Statistics
a_nan_count*: 0
a_nan_fraction*: 0
b_nan_count*: 0
b_nan_fraction*: 0
common_nan_count*: 0
common_nan_fraction*: 0

Numerical Comparison Statistics
correlation*: 0.9698
diff_outside_epsilon_count*: 4706443
diff_outside_epsilon_fraction*: 0.9497
max_diff*: 112.7
mean_diff*: 1.28
median_diff*: 0.2075
perfect_match_count*: 47760
perfect_match_fraction*: 0.009637
rms_diff*: 6.58
std_diff*: 6.397
trouble_points_count*: 5085854
trouble_points_fraction*: 0.3691