land surface temperature Variable Comparison

report produced with glance, version 0.2.6.24
comparison generated Wed Nov 24 20:46:17 2010 by user graemem on craackly.ssec.wisc.edu

file A:

path: /data/graemem/sfc_emiss_verification_20101104/data/geocat_craackly/geocatL2.Meteosat-8.2006236.150000.hdf
md5sum for file A: 852b6d6405577edbb43fc929912a22e1
last modified: Fri Nov 19 22:22:34 2010

file B:

path: /data/graemem/sfc_emiss_verification_20101124/data/ait/MSG8_SEVIRI_2006236_1500_00_AWG_SFCEMISS.nc
md5sum for file B: 9cd50fc21e43a5843b0f5178194a5d18
last modified: Wed Nov 24 19:46:47 2010

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

latitude in A: sounding_land_emiss_Lat_reduced
latitude in B: Latitude
longitude in A: sounding_land_emiss_Lon_reduced
longitude in B: Longitude
longitude/latitude comparison epsilon: 0.0001

Original Data

Comparison Information

variable name in A: sounding_land_emiss_Lst_time3
variable name in B: LST
epsilon value: None
"missing" data value in A: -999.0
"missing" data value in B: -999.0
units in A: K
units in B: K

Statistical Summary

Finite Data Statistics
a_finite_count*: 104188
a_finite_fraction*: 0.06798
b_finite_count*: 162739
b_finite_fraction*: 0.1062
common_finite_count*: 98381
common_finite_fraction*: 0.06419
finite_in_only_one_count*: 70165
finite_in_only_one_fraction*: 0.04578

General Statistics
a_missing_value*: -999
b_missing_value*: -999
epsilon*: None
epsilon_percent*: None
max_a*: 338.2
max_b*: 337.2
min_a*: 282.2
min_b*: 279.9
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*: 1038128
a_missing_fraction*: 0.6773
b_missing_count*: 979577
b_missing_fraction*: 0.6391
common_missing_count*: 973770
common_missing_fraction*: 0.6354

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*: 0.9948
diff_outside_epsilon_count*: 0
diff_outside_epsilon_fraction*: 0
max_diff*: 17.64
mean_diff*: 0.6296
median_diff*: 0.387
perfect_match_count*: 3
perfect_match_fraction*: 3.049e-05
r-squared correlation*: 0.9896
rms_diff*: 0.9663
std_diff*: 0.7331
trouble_points_count*: 70165
trouble_points_fraction*: 0.04578