i.tasscap(1)

NAME
i.tasscap - Tasseled Cap (Kauth Thomas) transformation for LANDSAT-TM data

KEYWORDS
raster, imagery

SYNOPSIS
i.tasscap
i.tasscap help
i.tasscap [-457] band1=string band2=string band3=string band4=string band5=string band7=string outprefix=string [--overwrite]

  Flags:

-4  use transformation rules for LANDSAT-4

-5  use transformation rules for LANDSAT-5

-7  use transformation rules for LANDSAT-7

--overwrite

  Parameters:

band1=string
    raster input map (LANDSAT channel 1)

band2=string
    raster input map (LANDSAT channel 2)

band3=string
    raster input map (LANDSAT channel 3)

band4=string
    raster input map (LANDSAT channel 4)

band5=string
    raster input map (LANDSAT channel 5)

band7=string
    raster input map (LANDSAT channel 7)

outprefix=string
    raster output TC maps prefix

DESCRIPTION
i.tasscap calculates Tasseled Cap (Kauth Thomas) transformation for LANDSAT-TM data (TM4, TM5, TM7).

REFERENCES

        LANDSAT-4/LANDSAT-5: TC-factor changed to CRIST et al. 1986, Proc. IGARSS 1986, p.1467

        LANDSAT-7: TASSCAP factors cited from: DERIVATION OF A TASSELED CAP TRANSFORMATION BASED ON LANDSAT 7 AT-SATELLITE REFLECTANCE Chengquan Huang, Bruce Wylie, Limin Yang, Collin Homer and Gregory Zylstra Raytheon ITSS, USGS EROS Data Center Sioux Falls, SD 57198, USA http://landcover.usgs.gov/pdf/tasseled.pdf
        This is published as well in INT. J. OF RS, 2002, VOL 23, NO. 8, 1741-1748.
        Compare discussion: http://adis.cesnet.cz/cgi-bin/lwgate/IMAGRS-L/archives/imagrs-l.log0211/date/article-14.html

AUTHOR
Markus Neteler, ITC-irst

Last changed: $Date: 2004/01/05 17:02:50 $

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