Search Results for author: Zepeng Zhang

Found 4 papers, 2 papers with code

Discerning and Enhancing the Weighted Sum-Rate Maximization Algorithms in Communications

1 code implementation8 Nov 2023 Zepeng Zhang, Ziping Zhao, Kaiming Shen, Daniel P. Palomar, Wei Yu

By probing the theoretical underpinnings linking the BCA and MM algorithmic frameworks, we reveal the direct correlations between the equivalent transformation techniques, essential to the development of WMMSE and WSR-FP, and the surrogate functions pivotal to WSR-MM.

ASGNN: Graph Neural Networks with Adaptive Structure

no code implementations3 Oct 2022 Zepeng Zhang, Songtao Lu, Zengfeng Huang, Ziping Zhao

In this work, we propose a novel interpretable message passing scheme with adaptive structure (ASMP) to defend against adversarial attacks on graph structure.

Node Classification

Towards Understanding Graph Neural Networks: An Algorithm Unrolling Perspective

no code implementations9 Jun 2022 Zepeng Zhang, Ziping Zhao

The graph neural network (GNN) has demonstrated its superior performance in various applications.

Bilevel Optimization Denoising +1

Rate Maximizations for Reconfigurable Intelligent Surface-Aided Wireless Networks: A Unified Framework via Block Minorization-Maximization

1 code implementation6 May 2021 Zepeng Zhang, Ziping Zhao

The reconfigurable intelligent surface (RIS) has arose an upsurging research interest recently due to its promising outlook in 5G-and-beyond wireless networks.

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