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edited Jan 17, 2013 at 21:41

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Can anyone help me understand the 'forward stagewise'forward stagewise part in the LARS algorithm? I was reading the R code and could not figure out what is 'updateR'updateR and 'downdateR'downdateR doing... Thanks in advance!

Can anyone help me understand the 'forward stagewise' part in the LARS algorithm? I was reading the R code and could not figure out what is 'updateR' and 'downdateR' doing... Thanks in advance!

Can anyone help me understand the forward stagewise part in the LARS algorithm? I was reading the R code and could not figure out what is updateR and downdateR doing.

r feature-selection lars

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asked Jan 17, 2013 at 20:54

Yu Xiao

'Forward Stagewise' option in LARS algorithm

Can anyone help me understand the 'forward stagewise' part in the LARS algorithm? I was reading the R code and could not figure out what is 'updateR' and 'downdateR' doing... Thanks in advance!

lars