Ice Water Path Variable Comparison

report produced with glance, version 0.2.6.17
comparison generated Sun May 23 00:34:31 2010 by user wstraka on craackly.ssec.wisc.edu

file A:

path: /data/wstraka/PFAAST_CRTM/PFAAST//MSG8_SEVIRI_2006236_2300_00_AWG_CLOUD_MICRO_NIGHT.nc
md5sum for file A: 24b2b9e38d0a63bc2c330d15d377b417
last modified: Fri May 21 17:07:49 2010

file B:

path: /data/wstraka/PFAAST_CRTM/CRTM//MSG8_SEVIRI_2006236_2300_00_AWG_CLOUD_MICRO_NIGHT.nc
md5sum for file B: 26e5af23219c6380ac725f51325fcff0
last modified: Tue May 18 17:12:19 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: Cld_Ice_Water_Path
epsilon value: 0.01
"missing" data value in A: -999.0
"missing" data value in B: -999.0

Statistical Summary

Finite Data Statistics

a_finite_count*: 2001797
a_finite_fraction*: 0.1453
b_finite_count*: 2040574
b_finite_fraction*: 0.1481
common_finite_count*: 1974998
common_finite_fraction*: 0.1433
finite_in_only_one_count*: 92375
finite_in_only_one_fraction*: 0.006704

General Statistics

a_missing_value*: -999
b_missing_value*: -999
epsilon*: 0.01
max_a*: 763.6
max_b*: 763.6
min_a*: 0.00255
min_b*: 0.001192
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*: 8279024
a_missing_fraction*: 0.6008
b_missing_count*: 8240247
b_missing_fraction*: 0.598
common_missing_count*: 8213448
common_missing_fraction*: 0.5961

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*: 0.9416
diff_outside_epsilon_count*: 1962681
diff_outside_epsilon_fraction*: 0.9938
max_diff*: 762.9
mean_diff*: 11.8
median_diff*: 3.091
perfect_match_count*: 3527
perfect_match_fraction*: 0.001786
rms_diff*: 33.56
std_diff*: 31.44
trouble_points_count*: 2055056
trouble_points_fraction*: 0.1491