Search Results for author: Wenqiang Zhang

Found 54 papers, 22 papers with code

De-confounded Data-free Knowledge Distillation for Handling Distribution Shifts

no code implementations28 Mar 2024 Yuzheng Wang, Dingkang Yang, Zhaoyu Chen, Yang Liu, Siao Liu, Wenqiang Zhang, Lihua Zhang, Lizhe Qi

Data-Free Knowledge Distillation (DFKD) is a promising task to train high-performance small models to enhance actual deployment without relying on the original training data.

Causal Inference Data-free Knowledge Distillation

MAGIS: LLM-Based Multi-Agent Framework for GitHub Issue Resolution

no code implementations26 Mar 2024 Wei Tao, Yucheng Zhou, Wenqiang Zhang, Yu Cheng

Motivated by the empirical findings, we propose a novel LLM-based Multi-Agent framework for GitHub Issue reSolution, MAGIS, consisting of four kinds of agents customized for the software evolution: Manager, Repository Custodian, Developer, and Quality Assurance Engineer agents.

Code Generation

OneTracker: Unifying Visual Object Tracking with Foundation Models and Efficient Tuning

no code implementations14 Mar 2024 Lingyi Hong, Shilin Yan, Renrui Zhang, Wanyun Li, Xinyu Zhou, Pinxue Guo, Kaixun Jiang, Yiting Chen, Jinglun Li, Zhaoyu Chen, Wenqiang Zhang

To evaluate the effectiveness of our general framework OneTracker, which is consisted of Foundation Tracker and Prompt Tracker, we conduct extensive experiments on 6 popular tracking tasks across 11 benchmarks and our OneTracker outperforms other models and achieves state-of-the-art performance.

Object Visual Object Tracking

OneVOS: Unifying Video Object Segmentation with All-in-One Transformer Framework

no code implementations13 Mar 2024 Wanyun Li, Pinxue Guo, Xinyu Zhou, Lingyi Hong, Yangji He, Xiangyu Zheng, Wei zhang, Wenqiang Zhang

Contemporary Video Object Segmentation (VOS) approaches typically consist stages of feature extraction, matching, memory management, and multiple objects aggregation.

Management Semantic Segmentation +2

ClickVOS: Click Video Object Segmentation

no code implementations10 Mar 2024 Pinxue Guo, Lingyi Hong, Xinyu Zhou, Shuyong Gao, Wanyun Li, Jinglun Li, Zhaoyu Chen, Xiaoqiang Li, Wei zhang, Wenqiang Zhang

To address these limitations, we propose the setting named Click Video Object Segmentation (ClickVOS) which segments objects of interest across the whole video according to a single click per object in the first frame.

Object Segmentation +3

A$^{3}$lign-DFER: Pioneering Comprehensive Dynamic Affective Alignment for Dynamic Facial Expression Recognition with CLIP

no code implementations7 Mar 2024 Zeng Tao, Yan Wang, Junxiong Lin, Haoran Wang, Xinji Mai, Jiawen Yu, Xuan Tong, Ziheng Zhou, Shaoqi Yan, Qing Zhao, Liyuan Han, Wenqiang Zhang

Specifically, our A$^{3}$lign-DFER method is designed with multiple modules that work together to obtain the most suitable expanded-dimensional embeddings for classification and to achieve alignment in three key aspects: affective, dynamic, and bidirectional.

Dynamic Facial Expression Recognition Facial Expression Recognition

A User-Friendly Framework for Generating Model-Preferred Prompts in Text-to-Image Synthesis

1 code implementation20 Feb 2024 Nailei Hei, Qianyu Guo, ZiHao Wang, Yan Wang, Haofen Wang, Wenqiang Zhang

To bridge the distribution gap between user input behavior and model training datasets, we first construct a novel Coarse-Fine Granularity Prompts dataset (CFP) and propose a novel User-Friendly Fine-Grained Text Generation framework (UF-FGTG) for automated prompt optimization.

Image Generation Prompt Engineering +1

KADEL: Knowledge-Aware Denoising Learning for Commit Message Generation

1 code implementation16 Jan 2024 Wei Tao, Yucheng Zhou, Yanlin Wang, Hongyu Zhang, Haofen Wang, Wenqiang Zhang

However, previous methods are trained on the entire dataset without considering the fact that a portion of commit messages adhere to good practice (i. e., good-practice commits), while the rest do not.


Exploring Decision-based Black-box Attacks on Face Forgery Detection

no code implementations18 Oct 2023 Zhaoyu Chen, Bo Li, Kaixun Jiang, Shuang Wu, Shouhong Ding, Wenqiang Zhang

Further, the fake faces by our method can pass face forgery detection and face recognition, which exposes the security problems of face forgery detectors.

Face Recognition

Towards End-to-End Unsupervised Saliency Detection with Self-Supervised Top-Down Context

no code implementations14 Oct 2023 Yicheng Song, Shuyong Gao, Haozhe Xing, Yiting Cheng, Yan Wang, Wenqiang Zhang

Unsupervised salient object detection aims to detect salient objects without using supervision signals eliminating the tedious task of manually labeling salient objects.

Contrastive Learning object-detection +3

PanoVOS: Bridging Non-panoramic and Panoramic Views with Transformer for Video Segmentation

1 code implementation21 Sep 2023 Shilin Yan, Xiaohao Xu, Renrui Zhang, Lingyi Hong, Wenchao Chen, Wenqiang Zhang, Wei zhang

Our dataset poses new challenges in panoramic VOS and we hope that our PanoVOS can advance the development of panoramic segmentation/tracking.

Autonomous Driving Segmentation +4

Improving Generalization in Visual Reinforcement Learning via Conflict-aware Gradient Agreement Augmentation

no code implementations ICCV 2023 Siao Liu, Zhaoyu Chen, Yang Liu, Yuzheng Wang, Dingkang Yang, Zhile Zhao, Ziqing Zhou, Xie Yi, Wei Li, Wenqiang Zhang, Zhongxue Gan

In particular, CG2A develops a Gradient Agreement Solver to adaptively balance the varying gradient magnitudes, and introduces a Soft Gradient Surgery strategy to alleviate the gradient conflicts.


Sampling to Distill: Knowledge Transfer from Open-World Data

no code implementations31 Jul 2023 Yuzheng Wang, Zhaoyu Chen, Jie Zhang, Dingkang Yang, Zuhao Ge, Yang Liu, Siao Liu, Yunquan Sun, Wenqiang Zhang, Lizhe Qi

Then, we introduce a low-noise representation to alleviate the domain shifts and build a structured relationship of multiple data examples to exploit data knowledge.

Data-free Knowledge Distillation Transfer Learning

OpenVIS: Open-vocabulary Video Instance Segmentation

1 code implementation26 May 2023 Pinxue Guo, Tony Huang, Peiyang He, Xuefeng Liu, Tianjun Xiao, Zhaoyu Chen, Wenqiang Zhang

Open-vocabulary Video Instance Segmentation (OpenVIS) can simultaneously detect, segment, and track arbitrary object categories in a video, without being constrained to categories seen during training.

Instance Segmentation Segmentation +2

CiCo: Domain-Aware Sign Language Retrieval via Cross-Lingual Contrastive Learning

1 code implementation CVPR 2023 Yiting Cheng, Fangyun Wei, Jianmin Bao, Dong Chen, Wenqiang Zhang

Our framework, termed as domain-aware sign language retrieval via Cross-lingual Contrastive learning or CiCo for short, outperforms the pioneering method by large margins on various datasets, e. g., +22. 4 T2V and +28. 0 V2T R@1 improvements on How2Sign dataset, and +13. 7 T2V and +17. 1 V2T R@1 improvements on PHOENIX-2014T dataset.

Contrastive Learning Retrieval +5

Out of Thin Air: Exploring Data-Free Adversarial Robustness Distillation

no code implementations21 Mar 2023 Yuzheng Wang, Zhaoyu Chen, Dingkang Yang, Pinxue Guo, Kaixun Jiang, Wenqiang Zhang, Lizhe Qi

Adversarial Robustness Distillation (ARD) is a promising task to solve the issue of limited adversarial robustness of small capacity models while optimizing the expensive computational costs of Adversarial Training (AT).

Adversarial Robustness Knowledge Distillation +1

Efficient Decision-based Black-box Patch Attacks on Video Recognition

no code implementations ICCV 2023 Kaixun Jiang, Zhaoyu Chen, Hao Huang, Jiafeng Wang, Dingkang Yang, Bo Li, Yan Wang, Wenqiang Zhang

First, STDE introduces target videos as patch textures and only adds patches on keyframes that are adaptively selected by temporal difference.

Video Recognition

Adversarial Contrastive Distillation with Adaptive Denoising

no code implementations17 Feb 2023 Yuzheng Wang, Zhaoyu Chen, Dingkang Yang, Yang Liu, Siao Liu, Wenqiang Zhang, Lizhe Qi

To this end, we propose a novel structured ARD method called Contrastive Relationship DeNoise Distillation (CRDND).

Adversarial Robustness Denoising +1

Correspondence Transformers With Asymmetric Feature Learning and Matching Flow Super-Resolution

1 code implementation CVPR 2023 Yixuan Sun, Dongyang Zhao, Zhangyue Yin, Yiwen Huang, Tao Gui, Wenqiang Zhang, Weifeng Ge

The asymmetric feature learning module exploits a biased cross-attention mechanism to encode token features of source images with their target counterparts.


ColoristaNet for Photorealistic Video Style Transfer

no code implementations19 Dec 2022 Xiaowen Qiu, Ruize Xu, Boan He, Yingtao Zhang, Wenqiang Zhang, Weifeng Ge

The style removal network removes the original image styles, and the style restoration network recovers image styles in a supervised manner.

Optical Flow Estimation Style Transfer +1

RankDNN: Learning to Rank for Few-shot Learning

1 code implementation28 Nov 2022 Qianyu Guo, Hongtong Gong, Xujun Wei, Yanwei Fu, Weifeng Ge, Yizhou Yu, Wenqiang Zhang

This paper introduces a new few-shot learning pipeline that casts relevance ranking for image retrieval as binary ranking relation classification.

Few-Shot Learning Image Classification +4

Boosting the Transferability of Adversarial Attacks with Global Momentum Initialization

2 code implementations21 Nov 2022 Jiafeng Wang, Zhaoyu Chen, Kaixun Jiang, Dingkang Yang, Lingyi Hong, Pinxue Guo, Haijing Guo, Wenqiang Zhang

To tackle these issues, we propose Global Momentum Initialization (GI) to suppress gradient elimination and help search for the global optimum.

Shape Matters: Deformable Patch Attack

1 code implementation European Conference on Computer Vision 2022 Zhaoyu Chen, Bo Li, Shuang Wu, Jianghe Xu, Shouhong Ding, Wenqiang Zhang

Though deep neural networks (DNNs) have demonstrated excellent performance in computer vision, they are susceptible and vulnerable to carefully crafted adversarial examples which can mislead DNNs to incorrect outputs.

Weakly Supervised Video Salient Object Detection via Point Supervision

no code implementations15 Jul 2022 Shuyong Gao, Haozhe Xing, Wei zhang, Yan Wang, Qianyu Guo, Wenqiang Zhang

Several works attempt to use scribble annotations to mitigate this problem, but point supervision as a more labor-saving annotation method (even the most labor-saving method among manual annotation methods for dense prediction), has not been explored.

Object object-detection +3

Featurized Query R-CNN

1 code implementation13 Jun 2022 Wenqiang Zhang, Tianheng Cheng, Xinggang Wang, Shaoyu Chen, Qian Zhang, Wenyu Liu

The query mechanism introduced in the DETR method is changing the paradigm of object detection and recently there are many query-based methods have obtained strong object detection performance.

Object object-detection +1

TopFormer: Token Pyramid Transformer for Mobile Semantic Segmentation

3 code implementations CVPR 2022 Wenqiang Zhang, Zilong Huang, Guozhong Luo, Tao Chen, Xinggang Wang, Wenyu Liu, Gang Yu, Chunhua Shen

Although vision transformers (ViTs) have achieved great success in computer vision, the heavy computational cost hampers their applications to dense prediction tasks such as semantic segmentation on mobile devices.

Segmentation Semantic Segmentation

Weakly-Supervised Salient Object Detection Using Point Supervision

1 code implementation22 Mar 2022 Shuyong Gao, Wei zhang, Yan Wang, Qianyu Guo, Chenglong Zhang, Yangji He, Wenqiang Zhang

Then we develop a transformer-based point-supervised saliency detection model to produce the first round of saliency maps.

Object object-detection +3

Attribute Surrogates Learning and Spectral Tokens Pooling in Transformers for Few-shot Learning

1 code implementation CVPR 2022 Yangji He, Weihan Liang, Dongyang Zhao, Hong-Yu Zhou, Weifeng Ge, Yizhou Yu, Wenqiang Zhang

To improve data efficiency, we propose hierarchically cascaded transformers that exploit intrinsic image structures through spectral tokens pooling and optimize the learnable parameters through latent attribute surrogates.

Attribute Few-Shot Image Classification +2

Towards Practical Certifiable Patch Defense with Vision Transformer

no code implementations CVPR 2022 Zhaoyu Chen, Bo Li, Jianghe Xu, Shuang Wu, Shouhong Ding, Wenqiang Zhang

To move towards a practical certifiable patch defense, we introduce Vision Transformer (ViT) into the framework of Derandomized Smoothing (DS).

Efficient universal shuffle attack for visual object tracking

no code implementations14 Mar 2022 Siao Liu, Zhaoyu Chen, Wei Li, Jiwei Zhu, Jiafeng Wang, Wenqiang Zhang, Zhongxue Gan

Recently, adversarial attacks have been applied in visual object tracking to deceive deep trackers by injecting imperceptible perturbations into video frames.

Adversarial Attack Computational Efficiency +2

Edge AI without Compromise: Efficient, Versatile and Accurate Neurocomputing in Resistive Random-Access Memory

no code implementations17 Aug 2021 Weier Wan, Rajkumar Kubendran, Clemens Schaefer, S. Burc Eryilmaz, Wenqiang Zhang, Dabin Wu, Stephen Deiss, Priyanka Raina, He Qian, Bin Gao, Siddharth Joshi, Huaqiang Wu, H. -S. Philip Wong, Gert Cauwenberghs

Realizing today's cloud-level artificial intelligence functionalities directly on devices distributed at the edge of the internet calls for edge hardware capable of processing multiple modalities of sensory data (e. g. video, audio) at unprecedented energy-efficiency.

Image Classification Image Reconstruction

Dual Path Learning for Domain Adaptation of Semantic Segmentation

1 code implementation ICCV 2021 Yiting Cheng, Fangyun Wei, Jianmin Bao, Dong Chen, Fang Wen, Wenqiang Zhang

In this paper, based on the observation that domain adaptation frameworks performed in the source and target domain are almost complementary in terms of image translation and SSL, we propose a novel dual path learning (DPL) framework to alleviate visual inconsistency.

Domain Adaptation Segmentation +4

On the Evaluation of Commit Message Generation Models: An Experimental Study

1 code implementation12 Jul 2021 Wei Tao, Yanlin Wang, Ensheng Shi, Lun Du, Shi Han, Hongyu Zhang, Dongmei Zhang, Wenqiang Zhang

We find that: (1) Different variants of the BLEU metric are used in previous works, which affects the evaluation and understanding of existing methods.


Improving Zero-Shot Cross-lingual Transfer for Multilingual Question Answering over Knowledge Graph

no code implementations NAACL 2021 Yucheng Zhou, Xiubo Geng, Tao Shen, Wenqiang Zhang, Daxin Jiang

That is, we can only access training data in a high-resource language, while need to answer multilingual questions without any labeled data in target languages.

Bilingual Lexicon Induction Question Answering +1

RPATTACK: Refined Patch Attack on General Object Detectors

1 code implementation23 Mar 2021 Hao Huang, Yongtao Wang, Zhaoyu Chen, Zhi Tang, Wenqiang Zhang, Kai-Kuang Ma

Firstly, we propose a patch selection and refining scheme to find the pixels which have the greatest importance for attack and remove the inconsequential perturbations gradually.


VAENAS: Sampling Matters in Neural Architecture Search

no code implementations25 Sep 2019 Shizheng Qin, Yichen Zhu, Pengfei Hou, Xiangyu Zhang, Wenqiang Zhang, Jian Sun

In this paper, we propose a learnable sampling module based on variational auto-encoder (VAE) for neural architecture search (NAS), named as VAENAS, which can be easily embedded into existing weight sharing NAS framework, e. g., one-shot approach and gradient-based approach, and significantly improve the performance of searching results.

Neural Architecture Search

An Experimental-based Review of Image Enhancement and Image Restoration Methods for Underwater Imaging

1 code implementation7 Jul 2019 Yan Wang, Wei Song, Giancarlo Fortino, Lizhe Qi, Wenqiang Zhang, Antonio Liotta

Underwater images play a key role in ocean exploration, but often suffer from severe quality degradation due to light absorption and scattering in water medium.

Image Enhancement Image Restoration

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