Cloud Top Temperature Variable Comparison

report produced with glance, version 0.2.7.02
comparison generated Wed Feb 8 18:12:15 2012 by user wstraka on craackly.ssec.wisc.edu

file A:

path: /data2/wstraka/fwait_code/ACHA_test/orig_cth/MSG8_SEVIRI_2007057_0700_00_AWG_CLOUD_HEIGHT.nc
md5sum for file A: a7d8daf18a3c36ca07238d6461374779
last modified: Wed Feb 8 16:27:05 2012

file B:

path: /data2/wstraka/fwait_code/ACHA_test/cth_bad_paren/MSG8_SEVIRI_2007057_0700_00_AWG_CLOUD_HEIGHT.nc
md5sum for file B: eb22ff18c45340f19cc626fb57ecf83f
last modified: Wed Feb 8 18:08:07 2012

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

latitude: Latitude
longitude: Longitude
longitude/latitude comparison epsilon: 0.01

Comparison Information

variable name: CldTopTemp
epsilon value: None
epsilon percent: 0.15%
"missing" data value in A: -999.0
"missing" data value in B: -999.0
units in A: Kelvin
units in B: Kelvin

Statistical Summary

Finite Data Statistics
a_finite_count*: 4800236
a_finite_fraction*: 0.3484
b_finite_count*: 4879130
b_finite_fraction*: 0.3541
common_finite_count*: 4799677
common_finite_fraction*: 0.3483
finite_in_only_one_count*: 80012
finite_in_only_one_fraction*: 0.005807

General Statistics
a_missing_value*: -999.0
b_missing_value*: -999.0
epsilon*: None
epsilon_percent*: 0.1500
max_a*: 312.1
max_b*: 312.1
min_a*: 180.0
min_b*: 184.6
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*: 8978708
a_missing_fraction*: 0.6516
b_missing_count*: 8899814
b_missing_fraction*: 0.6459
common_missing_count*: 8899255
common_missing_fraction*: 0.6459

NaN Statistics
a_nan_count*: 0
a_nan_fraction*: 0.000
b_nan_count*: 0
b_nan_fraction*: 0.000
common_nan_count*: 0
common_nan_fraction*: 0.000

Numerical Comparison Statistics
correlation*: 0.9704
diff_outside_epsilon_count*: 988636
diff_outside_epsilon_fraction*: 0.2060
max_delta*: 112.2
max_diff*: 113.4
mean_delta*: -0.6488
mean_diff*: 1.805
median_delta*: 0.000
median_diff*: 0.000
min_delta*: -113.4
mismatch_points_count*: 1068648
mismatch_points_fraction*: 0.07756
perfect_match_count*: 3153746
perfect_match_fraction*: 0.6571
r-squared correlation*: 0.9416
rms_val*: 7.698
std_val*: 7.651