Search Results for author: Yangmuzi Zhang

Found 6 papers, 0 papers with code

Truncated Cauchy Non-negative Matrix Factorization

no code implementations2 Jun 2019 Naiyang Guan, Tongliang Liu, Yangmuzi Zhang, DaCheng Tao, Larry S. Davis

Non-negative matrix factorization (NMF) minimizes the Euclidean distance between the data matrix and its low rank approximation, and it fails when applied to corrupted data because the loss function is sensitive to outliers.

Clustering Image Clustering

Generating Discriminative Object Proposals via Submodular Ranking

no code implementations11 Feb 2016 Yangmuzi Zhang, Zhuolin Jiang, Xi Chen, Larry S. Davis

Based on the multi-scale nature of objects in images, our approach is built on top of a hierarchical segmentation.

Image Segmentation Object +3

Layer-Specific Adaptive Learning Rates for Deep Networks

no code implementations15 Oct 2015 Bharat Singh, Soham De, Yangmuzi Zhang, Thomas Goldstein, Gavin Taylor

In this paper, we attempt to overcome the two above problems by proposing an optimization method for training deep neural networks which uses learning rates which are both specific to each layer in the network and adaptive to the curvature of the function, increasing the learning rate at low curvature points.

Image Classification

What makes an Image Iconic? A Fine-Grained Case Study

no code implementations19 Aug 2014 Yangmuzi Zhang, Diane Larlus, Florent Perronnin

A natural approach to teaching a visual concept, e. g. a bird species, is to show relevant images.

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