1 code implementation • ICLR 2020 • Yixuan Qiu, Lingsong Zhang, Xiao Wang
The contrastive divergence algorithm is a popular approach to training energy-based latent variable models, which has been widely used in many machine learning models such as the restricted Boltzmann machines and deep belief nets.
no code implementations • 11 Oct 2013 • Xingye Qiao, Lingsong Zhang
The proposed Distance-weighted Support Vector Machine method can be viewed as a hybrid of SVM and DWD that finds the classification direction by minimizing mainly the DWD loss, and determines the intercept term in the SVM manner.
no code implementations • 11 Oct 2013 • Xingye Qiao, Lingsong Zhang
Simulations and real data applications are investigated to illustrate the usefulness of the FLAME classifiers.
no code implementations • 20 Aug 2013 • Lingsong Zhang, J. S. Marron, Shu Lu
The application of traditional PCA/SVD method to nonnegative data often cause the approximation matrix leave the nonnegative cone, which leads to non-interpretable and sometimes nonsensical results.