Latitude Variable Comparison

report produced with glance, version 0.2.6.17
comparison generated Thu Apr 15 21:22:37 2010 by user evas on craackly.ssec.wisc.edu

file A:

path: geocatNAV.MTSAT-1R.2009202.033000.hdf
md5sum for file A: 6fec1fabfa21f0125161ee5c9401eb0b
last modified: Wed Apr 14 23:18:30 2010

file B:

path: nav_geocat2.hdf
md5sum for file B: 21a2ee360897c66f77dcb08249f6a3fc
last modified: Wed Apr 14 23:18:47 2010

A configuration file was used to control the production report.
Please see this copy of the configuration file for details.

Original Data

Comparison Information

variable name: pixel_latitude
epsilon value: 2e-07
"missing" data value in A: -999.0
"missing" data value in B: None

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*: 5784465
a_finite_fraction*: 0.7643
b_finite_count*: 7568000
b_finite_fraction*: 1
common_finite_count*: 5784465
common_finite_fraction*: 0.7643
finite_in_only_one_count*: 1783535
finite_in_only_one_fraction*: 0.2357

General Statistics
a_missing_value*: -999
b_missing_value*: None
epsilon*: 2e-07
max_a*: 81.17
max_b*: 81.17
min_a*: -81.17
min_b*: -999
num_data_points*: 7568000
shape*: (2750, 2752)
spatially_invalid_pts_ignored_in_a*: 0
spatially_invalid_pts_ignored_in_b*: 0

Missing Value Statistics
a_missing_count*: 1783535
a_missing_fraction*: 0.2357
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*: 1
diff_outside_epsilon_count*: 3704246
diff_outside_epsilon_fraction*: 0.6404
max_diff*: 3.814e-06
mean_diff*: 5.093e-07
median_diff*: 3.417e-07
perfect_match_count*: 2717
perfect_match_fraction*: 0.0004697
rms_diff*: 7.283e-07
std_diff*: 5.206e-07
trouble_points_count*: 5487781
trouble_points_fraction*: 0.7251