Mercurial > ift6266
changeset 537:47894d0ecbde
merge
author | Dumitru Erhan <dumitru.erhan@gmail.com> |
---|---|
date | Tue, 01 Jun 2010 18:28:43 -0700 |
parents | 5157a5830125 (current diff) 22d5cd82d5f0 (diff) |
children | f0ee2212ea7c |
files | writeup/nips2010_submission.tex |
diffstat | 2 files changed, 8 insertions(+), 7 deletions(-) [+] |
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--- a/writeup/nips2010_submission.tex Tue Jun 01 18:28:09 2010 -0700 +++ b/writeup/nips2010_submission.tex Tue Jun 01 18:28:43 2010 -0700 @@ -86,12 +86,13 @@ Self-taught learning~\citep{RainaR2007} is a paradigm that combines principles of semi-supervised and multi-task learning: the learner can exploit examples that are unlabeled and/or come from a distribution different from the target -distribution, e.g., from other classes that those of interest. Whereas -it has already been shown that deep learners can clearly take advantage of -unsupervised learning and unlabeled examples~\citep{Bengio-2009,WestonJ2008-small} -and multi-task learning, not much has been done yet to explore the impact +distribution, e.g., from other classes that those of interest. +It has already been shown that deep learners can clearly take advantage of +unsupervised learning and unlabeled examples~\citep{Bengio-2009,WestonJ2008-small}, +but more needs to be done to explore the impact of {\em out-of-distribution} examples and of the multi-task setting -(but see~\citep{CollobertR2008}). In particular the {\em relative +(one exception is~\citep{CollobertR2008}, but using very different kinds +of learning algorithms). In particular the {\em relative advantage} of deep learning for this settings has not been evaluated. The hypothesis explored here is that a deep hierarchy of features may be better able to provide sharing of statistical strength @@ -513,8 +514,8 @@ Here we chose to use the Denoising Auto-Encoder~\citep{VincentPLarochelleH2008} as the building block for these deep hierarchies of features, as it is very simple to train and -teach (see Figure~\ref{fig:da}, as well as -tutorial and code at {\tt http://deeplearning.net/tutorial}), +explain (see Figure~\ref{fig:da}, as well as +tutorial and code there: {\tt http://deeplearning.net/tutorial}), provides immediate and efficient inference, and yielded results comparable or better than RBMs in series of experiments \citep{VincentPLarochelleH2008}. During training, a Denoising