Search Results for author: Fei Dai

Found 5 papers, 2 papers with code

Efficient All-reduce for Distributed DNN Training in Optical Interconnect System

no code implementations22 Jul 2022 Fei Dai, Yawen Chen, Zhiyi Huang, Haibo Zhang, Fangfang Zhang

Our results also show that WRHT can reduce the communication time of all-reduce operation by 92. 42% and 91. 31% compared to two existing all-reduce algorithms running in the electrical interconnect system.

Accelerating Fully Connected Neural Network on Optical Network-on-Chip (ONoC)

no code implementations30 Sep 2021 Fei Dai, Yawen Chen, Haibo Zhang, Zhiyi Huang

Compared with ENoC, simulation results show that under batch sizes of 64 and 128, on average ONoC can achieve 21. 02% and 12. 95% on reducing training time with 47. 85% and 39. 27% on saving energy, respectively.

ADMM-IDNN: Iteratively Double-reweighted Nuclear Norm Algorithm for Group-prior based Nonconvex Compressed Sensing via ADMM

no code implementations23 Mar 2019 Yunyi Li, Fei Dai, Yu Zhao, Xiefeng Cheng, Guan Gui

Group-prior based regularization method has led to great successes in various image processing tasks, which can usually be considered as a low-rank matrix minimization problem.

Image and Video Processing

Discovery of Six Optical Phase Curves with K2

1 code implementation21 Dec 2018 Prajwal Niraula, Seth Redfield, Julien de Wit, Fei Dai, Ismael Mireles, Dilovan Serindag, Avi Shporer

We have systematically searched for the phase curves among the planets discovered by \textit{K2}.

Earth and Planetary Astrophysics

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