activity
20172020
collaborators

6 papers

eess.IV2020

MVStylizer: An Efficient Edge-Assisted Video Photorealistic Style Transfer System for Mobile Phones

Ang Li, Chunpeng Wu, Yiran Chen +1

Recent research has made great progress in realizing neural style transfer of images, which denotes transforming an image to a desired style. Many users start to use their mobile p…

stat.ML2020

Regularized Training and Tight Certification for Randomized Smoothed Classifier with Provable Robustness

Huijie Feng, Chunpeng Wu, Guoyang Chen +2

Recently smoothing deep neural network based classifiers via isotropic Gaussian perturbation is shown to be an effective and scalable way to provide state-of-the-art probabilistic…

cs.CV2019

Conditional Transferring Features: Scaling GANs to Thousands of Classes with 30% Less High-quality Data for Training

Chunpeng Wu, Wei Wen, Yiran Chen +1

Generative adversarial network (GAN) has greatly improved the quality of unsupervised image generation. Previous GAN-based methods often require a large amount of high-quality trai…

cs.CV2018

Towards Leveraging the Information of Gradients in Optimization-based Adversarial Attack

Jingyang Zhang, Hsin-Pai Cheng, Chunpeng Wu +2

In recent years, deep neural networks demonstrated state-of-the-art performance in a large variety of tasks and therefore have been adopted in many applications. On the other hand,…

cs.LG2018

SmoothOut: Smoothing Out Sharp Minima to Improve Generalization in Deep Learning

Wei Wen, Yandan Wang, Feng Yan +4

In Deep Learning, Stochastic Gradient Descent (SGD) is usually selected as a training method because of its efficiency; however, recently, a problem in SGD gains research interest:…

cs.LG2017

TernGrad: Ternary Gradients to Reduce Communication in Distributed Deep Learning

Wei Wen, Cong Xu, Feng Yan +4

High network communication cost for synchronizing gradients and parameters is the well-known bottleneck of distributed training. In this work, we propose TernGrad that uses ternary…