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Oral
Tue Jun 11 11:00 AM -- 11:20 AM (PDT) @ Room 104
PA-GD: On the Convergence of Perturbed Alternating Gradient Descent to Second-Order Stationary Points for Structured Nonconvex Optimization
Songtao Lu · Mingyi Hong · Zhengdao Wang
[ Slides [ Video
Oral
Tue Jun 11 11:20 AM -- 11:25 AM (PDT) @ Room 104
Improved Zeroth-Order Variance Reduced Algorithms and Analysis for Nonconvex Optimization
Kaiyi Ji · Zhe Wang · Yi Zhou · Yingbin LIANG
[ Slides [ Video
Oral
Tue Jun 11 11:25 AM -- 11:30 AM (PDT) @ Room 104
Faster Stochastic Alternating Direction Method of Multipliers for Nonconvex Optimization
Feihu Huang · Songcan Chen · Heng Huang
[ Slides [ Video
Oral
Tue Jun 11 11:30 AM -- 11:35 AM (PDT) @ Room 104
Lower Bounds for Smooth Nonconvex Finite-Sum Optimization
Dongruo Zhou · Quanquan Gu
[ Slides [ Video
Oral
Tue Jun 11 11:35 AM -- 11:40 AM (PDT) @ Room 104
Nonconvex Variance Reduced Optimization with Arbitrary Sampling
Samuel Horvath · Peter Richtarik
[ Slides [ Video
Oral
Tue Jun 11 11:40 AM -- 12:00 PM (PDT) @ Room 104
Error Feedback Fixes SignSGD and other Gradient Compression Schemes
Sai Praneeth Reddy Karimireddy · Quentin Rebjock · Sebastian Stich · Martin Jaggi
[ Video
Oral
Tue Jun 11 12:00 PM -- 12:05 PM (PDT) @ Room 104
A Composite Randomized Incremental Gradient Method
Junyu Zhang · Lin Xiao
[ Slides [ Video
Oral
Tue Jun 11 12:05 PM -- 12:10 PM (PDT) @ Room 104
Optimal Continuous DR-Submodular Maximization and Applications to Provable Mean Field Inference
Yatao Bian · Joachim Buhmann · Andreas Krause
[ Slides [ Video
Oral
Tue Jun 11 12:10 PM -- 12:15 PM (PDT) @ Room 104
Multiplicative Weights Updates as a distributed constrained optimization algorithm: Convergence to second-order stationary points almost always
Ioannis Panageas · Georgios Piliouras · xiao wang
[ Slides [ Video
Oral
Tue Jun 11 12:15 PM -- 12:20 PM (PDT) @ Room 104
Katalyst: Boosting Convex Katayusha for Non-Convex Problems with a Large Condition Number
Zaiyi Chen · Yi Xu · Haoyuan Hu · Tianbao Yang
[ Slides [ Video