Ash Mass Loading Variable Comparison

report produced with glance, version 0.2.6.17
comparison generated Sun May 23 00:50:10 2010 by user wstraka on craackly.ssec.wisc.edu

file A:

path: /data/wstraka/PFAAST_CRTM/PFAAST//MSG8_SEVIRI_2006236_2300_00_AWG_VOLCANIC_ASH.nc
md5sum for file A: 36f70692aba5b71c0a494cf1227b1ab7
last modified: Fri May 21 17:10:39 2010

file B:

path: /data/wstraka/PFAAST_CRTM/CRTM//MSG8_SEVIRI_2006236_2300_00_AWG_VOLCANIC_ASH.nc
md5sum for file B: 3ab516ae4055a7891729ec91c43f1292
last modified: Tue May 18 17:17:10 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: Ash_Loading
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*: 17433
a_finite_fraction*: 0.001265
b_finite_count*: 14033
b_finite_fraction*: 0.001018
common_finite_count*: 11814
common_finite_fraction*: 0.0008574
finite_in_only_one_count*: 7838
finite_in_only_one_fraction*: 0.0005688

General Statistics

a_missing_value*: -999
b_missing_value*: -999
epsilon*: 0.01
max_a*: 92.46
max_b*: 87.16
min_a*: 1.639
min_b*: 1.981
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*: 10263388
a_missing_fraction*: 0.7449
b_missing_count*: 10266788
b_missing_fraction*: 0.7451
common_missing_count*: 10261169
common_missing_fraction*: 0.7447

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*: 0.9613
diff_outside_epsilon_count*: 11261
diff_outside_epsilon_fraction*: 0.9532
max_diff*: 54.58
mean_diff*: 0.2117
median_diff*: 0.096
perfect_match_count*: 0
perfect_match_fraction*: 0
rms_diff*: 1.289
std_diff*: 1.272
trouble_points_count*: 19099
trouble_points_fraction*: 0.001386