Timezone: »
Spotlight
UniGAN: Reducing Mode Collapse in GANs using a Uniform Generator
Ziqi Pan · Li Niu · Liqing Zhang
Despite the significant progress that has been made in the training of Generative Adversarial Networks (GANs), the mode collapse problem remains a major challenge in training GANs, which refers to a lack of diversity in generative samples. In this paper, we propose a new type of generative diversity named uniform diversity, which relates to a newly proposed type of mode collapse named $u$-mode collapse where the generative samples distribute nonuniformly over the data manifold. From a geometric perspective, we show that the uniform diversity is closely related with the generator uniformity property, and the maximum uniform diversity is achieved if the generator is uniform. To learn a uniform generator, we propose UniGAN, a generative framework with a Normalizing Flow based generator and a simple yet sample efficient generator uniformity regularization, which can be easily adapted to any other generative framework. A new type of diversity metric named udiv is also proposed to estimate the uniform diversity given a set of generative samples in practice. Experimental results verify the effectiveness of our UniGAN in learning a uniform generator and improving uniform diversity.
Author Information
Ziqi Pan (Shanghai JiaoTong University)
Li Niu (Shanghai Jiao Tong University)
Liqing Zhang (Shanghai Jiao Tong University)
Related Events (a corresponding poster, oral, or spotlight)
-
2022 Poster: UniGAN: Reducing Mode Collapse in GANs using a Uniform Generator »
Wed. Nov 30th through Dec 1st Room Hall J #222
More from the Same Authors
-
2022 Poster: Weak-shot Semantic Segmentation via Dual Similarity Transfer »
Junjie Chen · Li Niu · Siyuan Zhou · Jianlou Si · Chen Qian · Liqing Zhang -
2022 Spotlight: Lightning Talks 6B-4 »
Junjie Chen · Chuanxia Zheng · JINLONG LI · Yu Shi · Shichao Kan · Yu Wang · FermÃn Travi · Ninh Pham · Lei Chai · Guobing Gan · Tung-Long Vuong · Gonzalo Ruarte · Tao Liu · Li Niu · Jingjing Zou · Zequn Jie · Peng Zhang · Ming LI · Yixiong Liang · Guolin Ke · Jianfei Cai · Gaston Bujia · Sunzhu Li · Siyuan Zhou · Jingyang Lin · Xu Wang · Min Li · Zhuoming Chen · Qing Ling · Xiaolin Wei · Xiuqing Lu · Shuxin Zheng · Dinh Phung · Yigang Cen · Jianlou Si · Juan Esteban Kamienkowski · Jianxin Wang · Chen Qian · Lin Ma · Benyou Wang · Yingwei Pan · Tie-Yan Liu · Liqing Zhang · Zhihai He · Ting Yao · Tao Mei -
2022 Spotlight: Weak-shot Semantic Segmentation via Dual Similarity Transfer »
Junjie Chen · Li Niu · Siyuan Zhou · Jianlou Si · Chen Qian · Liqing Zhang -
2022 Spotlight: Lightning Talks 1B-4 »
Andrei Atanov · Shiqi Yang · Wanshan Li · Yongchang Hao · Ziquan Liu · Jiaxin Shi · Anton Plaksin · Jiaxiang Chen · Ziqi Pan · yaxing wang · Yuxin Liu · Stepan Martyanov · Alessandro Rinaldo · Yuhao Zhou · Li Niu · Qingyuan Yang · Andrei Filatov · Yi Xu · Liqing Zhang · Lili Mou · Ruomin Huang · Teresa Yeo · kai wang · Daren Wang · Jessica Hwang · Yuanhong Xu · Qi Qian · Hu Ding · Michalis Titsias · Shangling Jui · Ajay Sohmshetty · Lester Mackey · Joost van de Weijer · Hao Li · Amir Zamir · Xiangyang Ji · Antoni Chan · Rong Jin -
2021 Poster: Mixed Supervised Object Detection by Transferring Mask Prior and Semantic Similarity »
Yan Liu · Zhijie Zhang · Li Niu · Junjie Chen · Liqing Zhang -
2021 Poster: Weak-shot Fine-grained Classification via Similarity Transfer »
Junjie Chen · Li Niu · Liu Liu · Liqing Zhang -
2011 Poster: A Multilinear Subspace Regression Method Using Orthogonal Tensors Decompositions »
Qibin Zhao · Cesar F Caiafa · Danilo Mandic · Liqing Zhang · Tonio Ball · Andreas Schulze-bonhage · Andrzej S CICHOCKI -
2011 Demonstration: Contour-Based Large Scale Image Retrieval Platform »
Rong Zhou · Liqing Zhang -
2011 Spotlight: A Multilinear Subspace Regression Method Using Orthogonal Tensors Decompositions »
Qibin Zhao · Cesar F Caiafa · Danilo Mandic · Liqing Zhang · Tonio Ball · Andreas Schulze-bonhage · Andrzej S CICHOCKI -
2008 Poster: Dynamic Visual Attention: Searching for coding length increments »
Xiaodi Hou · Liqing Zhang -
2008 Spotlight: Dynamic Visual Attention: Searching for coding length increments »
Xiaodi Hou · Liqing Zhang