pixel_sea_surface_temperature Variable Comparison

report produced with glance, version 0.2.6.17
comparison generated Wed Mar 17 17:09:25 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_sea_surface_temperature
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*: 13778944
a_finite_fraction*: 1
b_finite_count*: 13778944
b_finite_fraction*: 1
common_finite_count*: 13778944
common_finite_fraction*: 1
finite_in_only_one_count*: 0
finite_in_only_one_fraction*: 0

General Statistics

a_missing_value*: -999
b_missing_value*: -999
epsilon*: 0
max_a*: 303.3
max_b*: 306.5
min_a*: 0
min_b*: 0
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*: 0
a_missing_fraction*: 0
b_missing_count*: 0
b_missing_fraction*: 0
common_missing_count*: 0
common_missing_fraction*: 0

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*: 0.9968
diff_outside_epsilon_count*: 6317980
diff_outside_epsilon_fraction*: 0.4585
max_diff*: 302.1
mean_diff*: 1.033
median_diff*: 0
perfect_match_count*: 7460964
perfect_match_fraction*: 0.5415
rms_diff*: 7.889
std_diff*: 7.81
trouble_points_count*: 6317980
trouble_points_fraction*: 0.4585