文件列表:

annulus.mat (31061, 2009-03-25)
__MACOSX (0, 2009-03-29)
__MACOSX\._annulus.mat (225, 2009-03-25)
diffuse.m (2904, 2009-03-23)
__MACOSX\._diffuse.m (225, 2009-03-23)
diffusion_example.m (2938, 2009-03-25)
__MACOSX\._diffusion_example.m (225, 2009-03-25)
diffusion_kmeans.m (1597, 2009-03-23)
__MACOSX\._diffusion_kmeans.m (225, 2009-03-23)
distortionMinimization.m (3650, 2009-03-23)
__MACOSX\._distortionMinimization.m (225, 2009-03-23)
ssp_example.m (4774, 2009-03-25)
__MACOSX\._ssp_example.m (225, 2009-03-25)
ssp_params.txt (42174, 2009-03-24)
ssps.txt (88970526, 2009-03-24)
__MACOSX\._ssps.txt (225, 2009-03-24)
ssps_wl.txt (69617, 2009-03-24)
__MACOSX\._ssps_wl.txt (225, 2009-03-24)

{\rtf1\ansi\ansicpg1252\cocoartf949\cocoasubrtf350 {\fonttbl\f0\fmodern\fcharset0 Courier;} {\colortbl;\red255\green255\blue255;} \margl1440\margr1440\vieww9000\viewh8400\viewkind0 \deftab720 \pard\pardeftab720\ri-2162\ql\qnatural \f0\fs24 \cf0 MAIN CODE:\ diffuse.m --- function for computing diffusion coordinates\ diffusion_kmeans.m --- function for diffusion coarse-graining\ \ \ EXAMPLES:\ 1. diffusion_example.m --- example of usage of the functions "diffuse" and "diffusion_kmeans" with a toy data set\ (annulus.mat) as input\ \ 2. ssp_example.m --- example from astronomy of usage of the \ functions "diffuse" and "diffusion_kmeans" with simple \ stellar population (SSP) spectra as input\ (For more details, see Richards et al, \ "Accurate parameter estimation for star \ formation histories in galaxies using SDSS spectra")\ \ DATA SETS:\ annulus.mat --- test data set in 2 dimensions\ ssps.txt --- spectra from 1278 SSPs of Bruzual & Charlot (2003)\ ssps_wl.txt --- wavelength dispersion of SSP spectra\ ssp_params.txt --- age & metallicity of SSPs\ \ }

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