Search Results for author: Donghong Cai

Found 6 papers, 1 papers with code

Client Orchestration and Cost-Efficient Joint Optimization for NOMA-Enabled Hierarchical Federated Learning

no code implementations3 Nov 2023 Bibo Wu, Fang Fang, Xianbin Wang, Donghong Cai, Shu Fu, Zhiguo Ding

Subsequently, given the fuzzy based client-edge association, a joint edge server scheduling and resource allocation problem is formulated.

Federated Learning Problem Decomposition +1

MIM-GAN-based Anomaly Detection for Multivariate Time Series Data

1 code implementation26 Oct 2023 Shan Lu, Zhicheng Dong, Donghong Cai, Fang Fang, Dongcai Zhao

To avoid the local optimal solution of loss function and the model collapse, we introduce an exponential information measure into the loss function of GAN.

Anomaly Detection Generative Adversarial Network +2

MBrain: A Multi-channel Self-Supervised Learning Framework for Brain Signals

no code implementations15 Jun 2023 Donghong Cai, Junru Chen, Yang Yang, Teng Liu, Yafeng Li

Intuitively, brain signals, generated by the firing of neurons, are transmitted among different connecting structures in human brain.

EEG Seizure Detection +1

MMGA: Multimodal Learning with Graph Alignment

no code implementations18 Oct 2022 Xuan Yang, Quanjin Tao, Xiao Feng, Donghong Cai, Xiang Ren, Yang Yang

In this paper, we propose MMGA (Multimodal learning with Graph Alignment), a novel multimodal pre-training framework to incorporate information from graph (social network), image and text modalities on social media to enhance user representation learning.

Representation Learning

Energy-Efficient Design for a NOMA assisted STAR-RIS Network with Deep Reinforcement Learning

no code implementations30 Nov 2021 Yi Guo, Fang Fang, Donghong Cai, Zhiguo Ding

Simultaneous transmitting and reflecting reconfigurable intelligent surfaces (STAR-RISs) has been considered as a promising auxiliary device to enhance the performance of the wireless network, where users located at the different sides of the surfaces can be simultaneously served by the transmitting and reflecting signals.

Reinforcement Learning (RL)

Sparse Code Multiple Access for 6G Wireless Communication Networks: Recent Advances and Future Directions

no code implementations3 Apr 2021 Lisu Yu, Zilong Liu, Miaowen Wen, Donghong Cai, Shuping Dang, Yuhao Wang, Pei Xiao

As 5G networks rolling out in many different countries nowadays, the time has come to investigate how to upgrade and expand them towards 6G, where the latter is expected to realize the interconnection of everything as well as the development of a ubiquitous intelligent mobile world for intelligent life.

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