Search Results for author: Wenbo Ding

Found 21 papers, 6 papers with code

FL-TAC: Enhanced Fine-Tuning in Federated Learning via Low-Rank, Task-Specific Adapter Clustering

no code implementations23 Apr 2024 Siqi Ping, Yuzhu Mao, Yang Liu, Xiao-Ping Zhang, Wenbo Ding

Although large-scale pre-trained models hold great potential for adapting to downstream tasks through fine-tuning, the performance of such fine-tuned models is often limited by the difficulty of collecting sufficient high-quality, task-specific data.

Clustering Federated Learning

Analyzing and Overcoming Local Optima in Complex Multi-Objective Optimization by Decomposition-Based Evolutionary Algorithms

no code implementations12 Apr 2024 Ting Dong, Haoxin Wang, Hengxi Zhang, Wenbo Ding

When addressing the challenge of complex multi-objective optimization problems, particularly those with non-convex and non-uniform Pareto fronts, Decomposition-based Multi-Objective Evolutionary Algorithms (MOEADs) often converge to local optima, thereby limiting solution diversity.

Evolutionary Algorithms

Moderating Illicit Online Image Promotion for Unsafe User-Generated Content Games Using Large Vision-Language Models

1 code implementation27 Mar 2024 Keyan Guo, Ayush Utkarsh, Wenbo Ding, Isabelle Ondracek, Ziming Zhao, Guo Freeman, Nishant Vishwamitra, Hongxin Hu

Online user-generated content games (UGCGs) are increasingly popular among children and adolescents for social interaction and more creative online entertainment.

Domain Adaptation

Growing from Exploration: A self-exploring framework for robots based on foundation models

no code implementations24 Jan 2024 Shoujie Li, Ran Yu, Tong Wu, JunWen Zhong, Xiao-Ping Zhang, Wenbo Ding

In this work, we propose a framework named GExp, which enables robots to explore and learn autonomously without human intervention.

Few-Shot Learning

DualTeacher: Bridging Coexistence of Unlabelled Classes for Semi-supervised Incremental Object Detection

1 code implementation13 Dec 2023 Ziqi Yuan, Liyuan Wang, Wenbo Ding, Xingxing Zhang, Jiachen Zhong, Jianyong Ai, Jianmin Li, Jun Zhu

A commonly-used strategy for supervised IOD is to encourage the current model (as a student) to mimic the behavior of the old model (as a teacher), but it generally fails in SSIOD because a dominant number of object instances from old and new classes are coexisting and unlabelled, with the teacher only recognizing a fraction of them.

Object object-detection +1

Federated PAC-Bayesian Learning on Non-IID data

no code implementations13 Sep 2023 Zihao Zhao, Yang Liu, Wenbo Ding, Xiao-Ping Zhang

Existing research has either adapted the Probably Approximately Correct (PAC) Bayesian framework for federated learning (FL) or used information-theoretic PAC-Bayesian bounds while introducing their theorems, but few considering the non-IID challenges in FL.

Federated Learning

Cooperative Multi-Type Multi-Agent Deep Reinforcement Learning for Resource Management in Space-Air-Ground Integrated Networks

no code implementations8 Aug 2023 Hengxi Zhang, Huaze Tang, Wenbo Ding, Xiao-Ping Zhang

The Space-Air-Ground Integrated Network (SAGIN), integrating heterogeneous devices including low earth orbit (LEO) satellites, unmanned aerial vehicles (UAVs), and ground users (GUs), holds significant promise for advancing smart city applications.

Management

AQUILA: Communication Efficient Federated Learning with Adaptive Quantization in Device Selection Strategy

no code implementations1 Aug 2023 Zihao Zhao, Yuzhu Mao, Zhenpeng Shi, Yang Liu, Tian Lan, Wenbo Ding, Xiao-Ping Zhang

In response, this paper introduces AQUILA (adaptive quantization in device selection strategy), a novel adaptive framework devised to effectively handle these issues, enhancing the efficiency and robustness of FL.

Federated Learning Privacy Preserving +1

PerFedRec++: Enhancing Personalized Federated Recommendation with Self-Supervised Pre-Training

no code implementations11 May 2023 Sichun Luo, Yuanzhang Xiao, Xinyi Zhang, Yang Liu, Wenbo Ding, Linqi Song

Each user learns a personalized model by combining the global federated model, the cluster-level federated model, and its own fine-tuned local model.

Federated Learning Graph Learning +3

Understanding the Robustness of 3D Object Detection with Bird's-Eye-View Representations in Autonomous Driving

1 code implementation CVPR 2023 Zijian Zhu, Yichi Zhang, Hai Chen, Yinpeng Dong, Shu Zhao, Wenbo Ding, Jiachen Zhong, Shibao Zheng

However, there still lacks a systematic understanding of the robustness of these vision-dependent BEV models, which is closely related to the safety of autonomous driving systems.

3D Object Detection Adversarial Robustness +2

Optimizing Trading Strategies in Quantitative Markets using Multi-Agent Reinforcement Learning

no code implementations15 Mar 2023 Hengxi Zhang, Zhendong Shi, Yuanquan Hu, Wenbo Ding, Ercan E. Kuruoglu, Xiao-Ping Zhang

Quantitative markets are characterized by swift dynamics and abundant uncertainties, making the pursuit of profit-driven stock trading actions inherently challenging.

Decision Making Multi-agent Reinforcement Learning +2

Stabilizing and Improving Federated Learning with Non-IID Data and Client Dropout

no code implementations11 Mar 2023 Jian Xu, Meiling Yang, Wenbo Ding, Shao-Lun Huang

The label distribution skew induced data heterogeniety has been shown to be a significant obstacle that limits the model performance in federated learning, which is particularly developed for collaborative model training over decentralized data sources while preserving user privacy.

Federated Learning

Visual-tactile Fusion for Transparent Object Grasping in Complex Backgrounds

no code implementations30 Nov 2022 Shoujie Li, Haixin Yu, Wenbo Ding, Houde Liu, Linqi Ye, Chongkun Xia, Xueqian Wang, Xiao-Ping Zhang

Here, a visual-tactile fusion framework for transparent object grasping under complex backgrounds and variant light conditions is proposed, including the grasping position detection, tactile calibration, and visual-tactile fusion based classification.

Classification Position +1

WS-3D-Lane: Weakly Supervised 3D Lane Detection With 2D Lane Labels

1 code implementation23 Sep 2022 Jianyong Ai, Wenbo Ding, Jiuhua Zhao, Jiachen Zhong

To the best of our knowledge, WS-3D-Lane is the first try of 3D lane detection under weakly supervised setting.

3D Lane Detection

FedHAP: Federated Hashing with Global Prototypes for Cross-silo Retrieval

no code implementations12 Jul 2022 Meilin Yang, Jian Xu, Yang Liu, Wenbo Ding

To overcome these challenges, we propose a novel federated hashing framework that enables participating clients to jointly train the shared deep hashing model by leveraging the prototypical hash codes for each class.

Deep Hashing Federated Learning

Consistent Attack: Universal Adversarial Perturbation on Embodied Vision Navigation

1 code implementation12 Jun 2022 Chengyang Ying, You Qiaoben, Xinning Zhou, Hang Su, Wenbo Ding, Jianyong Ai

Among different adversarial noises, universal adversarial perturbations (UAP), i. e., a constant image-agnostic perturbation applied on every input frame of the agent, play a critical role in Embodied Vision Navigation since they are computation-efficient and application-practical during the attack.

Deep Leakage from Model in Federated Learning

no code implementations10 Jun 2022 Zihao Zhao, Mengen Luo, Wenbo Ding

In this paper, we present two novel frameworks to demonstrate that transmitting model weights is also likely to leak private local data of clients, i. e., (DLM and DLM+), under the FL scenario.

Federated Learning

SAFARI: Sparsity enabled Federated Learning with Limited and Unreliable Communications

no code implementations5 Apr 2022 Yuzhu Mao, Zihao Zhao, Meilin Yang, Le Liang, Yang Liu, Wenbo Ding, Tian Lan, Xiao-Ping Zhang

It is demonstrated that SAFARI under unreliable communications is guaranteed to converge at the same rate as the standard FedAvg with perfect communications.

Federated Learning Sparse Learning

On the Convergence of Heterogeneous Federated Learning with Arbitrary Adaptive Online Model Pruning

1 code implementation27 Jan 2022 Hanhan Zhou, Tian Lan, Guru Venkataramani, Wenbo Ding

In this paper, we present a unifying framework for heterogeneous FL algorithms with {\em arbitrary} adaptive online model pruning and provide a general convergence analysis.

Federated Learning Open-Ended Question Answering

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