Cloud Top Height Variable Comparison

report produced with glance, version 0.2.6.17
comparison generated Fri May 21 22:23:19 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_Height
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*: 4954213
a_finite_fraction*: 0.3595
b_finite_count*: 5306700
b_finite_fraction*: 0.3851
common_finite_count*: 4950864
common_finite_fraction*: 0.3593
finite_in_only_one_count*: 359185
finite_in_only_one_fraction*: 0.02607

General Statistics
a_missing_value*: -999
b_missing_value*: -999
epsilon*: 0.01
max_a*: 1.999e+04
max_b*: 1.999e+04
min_a*: -300
min_b*: -300
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*: 5326608
a_missing_fraction*: 0.3866
b_missing_count*: 4974121
b_missing_fraction*: 0.361
common_missing_count*: 4970772
common_missing_fraction*: 0.3608

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*: 0.9756
diff_outside_epsilon_count*: 4903227
diff_outside_epsilon_fraction*: 0.9904
max_diff*: 1.488e+04
mean_diff*: 187.6
median_diff*: 29.15
perfect_match_count*: 46077
perfect_match_fraction*: 0.009307
rms_diff*: 984.1
std_diff*: 957.9
trouble_points_count*: 5262412
trouble_points_fraction*: 0.3819