DESCRIPTION

i.lmf calculates the Local maximum fitting of a temporal image series, intially for vegetation indices, it also works for surface reflectance.

This is a first level port, only a fast fitting is done, see TODO.

The number of bands is potentially several years, nfiles and ndates are respectively the number of pixels and the number of pixels in a year.

NOTES

Original links are found here SAWADA, 2001: http://www.affrc.go.jp/ANDES/sawady/index.html NAGATANI et al., 2002: http://www.gisdevelopment.net/aars/acrs/2002/pos2/184.pdf Yann Chemin and Kiyoshi Honda repaired it and ported it from SGI/OpenMP to Linux. http://www.rsgis.ait.ac.th/~honda/lmf/lmf.html

TODO

Port the full detailed algorithm from Fortran, and vastly unemcomber/clean it. It will make the algorithm must slower though, gaining only a marginal fitting strength, for my actual experience with VIs curves.

SEE ALSO

r.series

AUTHORS

Yann Chemin, International Rice Research Institute, The Philippines

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