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6篇 您的检索式:作者名="MATSUSHIMA Shin"
    题名 作者 年代 出处 被引量
1Feature-aware regularization for sparse online learning显示文摘Learning a compact predictive model in an online setting has recently gained a great deal of attention.The combination of online learning with sparsity-inducing regularization enables faster learning with a smaller memory space than the previous learning frameworks.Many optimization methods and learning algorithms have been developed on the basis of online learning with L1-regularization.L1-regularization tends to truncate some types of parameters,such as those that rarely occur or have a small range of values,unless they are emphasized in advance.However,the inclusion of a pre-processing step would make it very difficult to preserve the advantages of online learning.We propose a new regularization framework for sparse online learning.We focus on regularization terms,and we enhance the state-of-the-art regularization approach by integrating information on all previous subgradients of the loss function into a regularization term.The resulting algorithms enable online learning to adjust the intensity of each feature’s truncations without pre-processing and eventually eliminate the bias of L1-regularization.We show theoretical properties of our framework,the computational complexity and upper bound of regret.Experiments demonstrated that our algorithms outperformed previous methods in many classification tasks.OIWA Hidekazu MATSUSHIMA Shin NAKAGAWA Hiroshi 2014Science China(Information Sciences)2014,57,5:2
2Characterization of the human p57KIP2 gene: Alternative splicing, insertion/deletion polymorphisms in VNTR sequences in the coding region, and mutational analysis显示文摘Takashi Tokino Tsutomu Urano Tomohisa Furuhata Mieko Matsushima Takashi Miyatsu Shin Sasaki Yusuke Nakamura 1996Human Genetics1996,,5:1
3Estimation of S-wave velocity structures in and around the Sendai Basin, Japan, using array records of microtremors显示文摘TOSHIMI Satoh HIROSHI Kawase Shin'ichi Matsushima 2001Bulletin of the Seismological Society of America2001,91,2:1
4Thiol isocyanate acrylate ternary networks by selective thiol click chemistry 显示文摘Matsushima H Shin J Bowman C N 2010Journal of Polymer Science Part A: Polymer Chemistry2010,48,15:1
5Segmented Polythioure thane Elastomers through Sequential Thiol- Ene and Thiol- Isocyanate Reactions 显示文摘Shin J Matsushima H ChanJ W 2009Macromolecules2009,42,9:1
6Segmented polythiourethane elastomers through sequential thiol- ene and thiol - isocyanate reactions 显示文摘Shin J Matsushima H Chan J W 2009Macromolecules2009,42,9:1
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