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Pengfei Zhang

Southwest Jiaotong University

No. 111, Sec. North 1, Er-Huan Rd.

Chengdu

Chengdu, 610031

China

  • Southwest Jiaotong University

SCHOLARLY PAPERS

5

DOWNLOADS

371

TOTAL CITATIONS

0

Scholarly Papers (5)

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1.

A Multi-Source Information Fusion Model for Outlier Detection

Number of pages: 18 Posted: 08 Aug 2022
Pengfei Zhang, Tianrui Li, Guoqiang Wang, Dexian Wang, Pei Lai and Fan Zhang
Southwest Jiaotong University, Southwest Jiaotong University, Southwest Jiaotong University, Southwest Jiaotong University, Southwest Jiaotong University and Southwest Jiaotong University
Downloads 141 (530,816)

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Multi-source information fusion, information set, Fuzzy set, Gaussian kernel function, fuzzy knowledge measure, Outlier detection

2.

Feature Selection for Label Distribution Learning Based on Neighborhood Fuzzy Rough Sets

Number of pages: 16 Posted: 07 Aug 2024
Zhixuan Deng, Tianrui Li, Pengfei Zhang, Keyu Liu, Zhong Yuan and Dayong Deng
Southwest Jiaotong University, Southwest Jiaotong University, Southwest Jiaotong University, Southwest Jiaotong University, Sichuan University and affiliation not provided to SSRN
Downloads 100 (689,572)

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neighborhood fuzzy rough sets, Feature Selection, fuzzy equivalence relation, label distribution learning.

3.

Differentially Private Federated Learning with Adaptive Noise Mechanism and Sharpness-Aware Minimization

Number of pages: 15 Posted: 01 May 2025
Yingna Li, Jian Zhu, Yi He, Shouguo Tang, Pengfei Zhang, Tianrui Li, Herwig Unger and Zhong Li
Kunming University of Science and Technology, Kunming University of Science and Technology, affiliation not provided to SSRN, Kunming University of Science and Technology, Southwest Jiaotong University, Southwest Jiaotong University, FernUniversität in Hagen and FernUniversität in Hagen
Downloads 70 (891,180)

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federated learning, differential privacy, Adaptive noise mechanism, Adaptive sharpness-aware minimization.

4.

Backdoor Defense Framework with Sparse Training and Detection in Federated Learning

Number of pages: 16 Posted: 13 Aug 2025
Yingna Li, Yongde Wang, Haoheng Yuan, Pengfei Zhang, Wei Huang and Zhiquan Liu
Kunming University of Science and Technology, Kunming University of Science and Technology, Kunming University of Science and Technology, Southwest Jiaotong University, Fuzhou University and Jinan University
Downloads 35 (1,277,121)

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Backdoor Attack, Federated Learning, Minkowski distance, sparsity distribution, pruning.

5.

GSLoRA: Gradient Spectral Alignment for Low-Rank Adaptation

Number of pages: 11 Posted: 18 Sep 2025
Qingyun Lin, Lilan Peng, Zhendong Wu, Yiding Fan, Ke Zhao and Pengfei Zhang
Sichuan Normal University, Southwest Jiaotong University, Sichuan Normal University, Southwest Jiaotong University, Kunming University of Science and Technology and Southwest Jiaotong University
Downloads 25 (1,385,945)

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Parameter-efficient Fine-tuning, Low-rank Adaptation, Gradient Spectral Alignment, Dynamic Eigenvalue Scaling, Dual-mode Projection