retrieval quality flag Variable Comparison

report produced with glance, version 0.2.6.25
comparison generated Tue Feb 22 00:28:53 2011 by user graemem on craackly.ssec.wisc.edu

file A:

path: /data/graemem/sounding_verification_20110217/data/geocatL2.Meteosat-8.2006236.150000.craackly_20110217.hdf
md5sum for file A: 8a2e43903789bebd50f6f7a8513a314d
last modified: Thu Feb 17 21:02:40 2011

file B:

path: /data/graemem/sounding_verification_20110217/data/MSG8_SEVIRI_2006236_1500_00_AWG_SOUNDINGS.nc
md5sum for file B: 687e593ebae67915ff3556f718ff9b4f
last modified: Mon Feb 21 23:55:58 2011

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

latitude in A: imager_prof_retr_msg_Lat_reduced
latitude in B: Latitude
longitude in A: imager_prof_retr_msg_Lon_reduced
longitude in B: Longitude
longitude/latitude comparison epsilon: 0.0001

Original Data

Comparison Information

variable name in A: imager_prof_retr_msg_Quality_Flag_Rtvl
variable name in B: QualityFlagRtvl
epsilon value: None
"missing" data value in A: -128
"missing" data value in B: -128
units in A: none
units in B: 1

Statistical Summary

Finite Data Statistics
a_finite_count*: 323529
a_finite_fraction*: 0.2111
b_finite_count*: 294273
b_finite_fraction*: 0.192
common_finite_count*: 289088
common_finite_fraction*: 0.1886
finite_in_only_one_count*: 39626
finite_in_only_one_fraction*: 0.02585

General Statistics
a_missing_value*: -128
b_missing_value*: -128
epsilon*: None
epsilon_percent*: None
max_a*: 3
max_b*: 3
min_a*: 0
min_b*: 0
num_data_points*: 1532644
shape*: (1238, 1238)
spatially_invalid_pts_ignored_in_a*: 390328
spatially_invalid_pts_ignored_in_b*: 390328

Missing Value Statistics
a_missing_count*: 818787
a_missing_fraction*: 0.5342
b_missing_count*: 848043
b_missing_fraction*: 0.5533
common_missing_count*: 813602
common_missing_fraction*: 0.5308

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*: 0.2431
diff_outside_epsilon_count*: 0
diff_outside_epsilon_fraction*: 0
max_diff*: 3
mean_diff*: 0.2447
median_diff*: 0
mismatch_points_count*: 39626
mismatch_points_fraction*: 0.02585
perfect_match_count*: 264706
perfect_match_fraction*: 0.9157
r-squared correlation*: 0.05908
rms_diff*: 0
std_diff*: 0.8121