Results 181 to 190 of about 257,684 (210)

Lasso

2021
?? ???????????? ???????????????? ???????????????????? ?????????????????? ?????????????? ???????????????????? LASSO ?? ?????????????????????????????? ?????????????????? ?????????????????????????? ???????????????? ???????? ?? ???????????? ???????????????? ?????????????????????? (??????????????????????????-?????????????????????? ????????????????) CRA. ????
openaire   +3 more sources

Moderately clipped LASSO

Computational Statistics & Data Analysis, 2015
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Kwon, Sunghoon   +2 more
openaire   +1 more source

Pathway Graphical Lasso

Proceedings of the AAAI Conference on Artificial Intelligence, 2015
Graphical models provide a rich framework for summarizing the dependencies among variables. The graphical lasso approach attempts to learn the structure of a Gaussian graphical model (GGM) by maximizing the log likelihood of the data, subject to an l1 penalty on the elements of the inverse covariance matrix.
Maxim, Grechkin   +3 more
openaire   +2 more sources

Group lasso with overlap and graph lasso

Proceedings of the 26th Annual International Conference on Machine Learning, 2009
We propose a new penalty function which, when used as regularization for empirical risk minimization procedures, leads to sparse estimators. The support of the sparse vector is typically a union of potentially overlapping groups of co-variates defined a priori, or a set of covariates which tend to be connected to each other when a graph of covariates ...
Laurent Jacob   +2 more
openaire   +1 more source

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