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sd4399340

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ллÀ²£¬½ñÌìÎÒÒ²²éµ½ÁËһЩgrouplassoµÄÂÛÎÄ£¬¹À¼ÆÏêϸÁ˽âµÄ»°Ö»Óп´ÂÛÎÄÁË
4Â¥2010-08-04 21:27:05
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About closed form

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Сľ³æ(½ð±Ò+0.5):¸ø¸öºì°ü£¬Ð»Ð»»ØÌû½»Á÷
ÎÞÄεÄÔÆ(½ð±Ò+2):ÐÁ¿àÁË~½±Àø½ð±ÒºÏÒ»Æð·¢ÁË~ 2010-08-04 11:12:14
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Originally posted by sd4399340 at 2010-08-03 20:00:37:
´ó¸ÅÊÇÊýѧ»òÊǼÆËã»ú·½ÃæµÄ£¬ÔÚÂÛÎÄÀï¿´µ½µÄ
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In mathematics, closed form may refer to:

Closed-form expression, a finitary expression ÓÐÏÞ±í´ïʽ
Closed differential form, a differential form ¦Á with the property that d¦Á = 0

[ Last edited by conanwj on 2010-8-4 at 10:56 ]
2Â¥2010-08-04 10:54:33
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conanwj

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About grouplasso

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Originally posted by sd4399340 at 2010-08-03 20:00:37:
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The grouplasso package is a Matlab program that solves the optimization problems of the grouplasso. This code is not meant to be fast but meant to be precise (machine precision duality gap). Moreover, it contains computations of covariance operators in closed form. It is mainly there to allow reproducibility of the results presented in the following paper.

http://www.di.ens.fr/~fbach/grouplasso/index.htm
3Â¥2010-08-04 10:56:02
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