modisSqa: MODIS State Quality Assessment Extractor

In RemoteSensing: Remote Sensing

Description

Makes Human-readable images of State Quality Assessment binary bits from MOD09A 500m products (Vermote et al., 2008), this is the proper place to find cloud related information.

Usage

modis.sqa500a(pixel) 
modis.sqa500b(pixel) 
modis.sqa500c(pixel)
modis.sqa500d(pixel)
modis.sqa500e(pixel)
modis.sqa500f(pixel)
modis.sqa500g(pixel)
modis.sqa500h(pixel,bandno)
modis.sqa500i(pixel)
modis.sqa500j(pixel)
modis.sqa500k(pixel) 

Arguments

pixel	describe
bandno	describe

Details

	modis.sqa500a	Cloud State
	modis.sqa500b	cloud shadow
	modis.sqa500c	LAND/WATER FLAG
	modis.sqa500d	AEROSOL QUANTITY
	modis.sqa500e	CIRRUS DETECTED
	modis.sqa500f	Internal Cloud Algorithm Flag
	modis.sqa500g	Internal Fire Algorithm Flag
	modis.sqa500h	MOD35 snow/ice flag
	modis.sqa500i	Pixel adjacent to cloud
	modis.sqa500j	BRDF correction performed
	modis.sqa500k	Internal Snow Mask

Value

RasterLayer with binary (0,1) values

Author(s)

Yann Chemin

References

Vermote E.F., Kotchenova S.Y., Ray J.P. MODIS Surface Reflectance User's Guide. Version 1.2. June 2008. MODIS Land Surface Reflectance Science Computing Facility.

RemoteSensing documentation built on Feb. 7, 2020, 3 p.m.