CloudTopHeight-Tau joint histograms

model_vs_model	Description	ANN
COSP_HISTOGRAM_MISR global	Cloud Fraction from MISR Simulator	ANN
COSP_HISTOGRAM_MODIS global	MODIS Cloud Area Fraction	ANN
COSP_HISTOGRAM_ISCCP global	Grid-box fraction covered by each ISCCP D level cloud type	ANN