pixel_latitude Variable Comparison

report produced with glance, version 0.2.6.17
comparison generated Wed Mar 17 17:21:55 2010 by user graemem on yurt.ssec.wisc.edu

file A:

path: /Volumes/external_HD/geocat/ancil/v0_3/navigation/geocatNAV.Meteosat-8.xxxxxxx.000001.hdf
md5sum for file A: ace1a51e5b3b9db40d56dfd10ed0c170
last modified: Fri Jan 15 16:30:58 2010

file B:

path: /Volumes/external_HD/geocat/ancil/v0_4/navigation/geocatNAV.Meteosat-8.xxxxxxx.000001.hdf
md5sum for file B: f56f71c79d2e926dfc1102f4e6390696
last modified: Fri Jan 15 14:59:04 2010

Original Data

Comparison Information

variable name: pixel_latitude
epsilon value: 0.0
"missing" data value in A: -999.0
"missing" data value in B: -999.0

Statistical Summary

Finite Data Statistics

a_finite_count*: 10280909
a_finite_fraction*: 0.7461
b_finite_count*: 10280821
b_finite_fraction*: 0.7461
common_finite_count*: 10275746
common_finite_fraction*: 0.7458
finite_in_only_one_count*: 10238
finite_in_only_one_fraction*: 0.000743

General Statistics

a_missing_value*: -999
b_missing_value*: -999
epsilon*: 0
max_a*: 81.13
max_b*: 81.26
min_a*: -81.13
min_b*: -81.26
num_data_points*: 13778944
shape*: (3712, 3712)
spatially_invalid_pts_ignored_in_a*: 0
spatially_invalid_pts_ignored_in_b*: 0

Missing Value Statistics

a_missing_count*: 3498035
a_missing_fraction*: 0.2539
b_missing_count*: 3498123
b_missing_fraction*: 0.2539
common_missing_count*: 3492960
common_missing_fraction*: 0.2535

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*: 1
diff_outside_epsilon_count*: 10275746
diff_outside_epsilon_fraction*: 1
max_diff*: 1.861
mean_diff*: 0.03946
median_diff*: 0.03121
perfect_match_count*: 0
perfect_match_fraction*: 0
rms_diff*: 0.04831
std_diff*: 0.02722
trouble_points_count*: 10285984
trouble_points_fraction*: 0.7465