Search Results for author: Wei Dong

Found 29 papers, 16 papers with code

NTIRE 2024 Challenge on Low Light Image Enhancement: Methods and Results

3 code implementations22 Apr 2024 Xiaoning Liu, Zongwei Wu, Ao Li, Florin-Alexandru Vasluianu, Yulun Zhang, Shuhang Gu, Le Zhang, Ce Zhu, Radu Timofte, Zhi Jin, Hongjun Wu, Chenxi Wang, Haitao Ling, Yuanhao Cai, Hao Bian, Yuxin Zheng, Jing Lin, Alan Yuille, Ben Shao, Jin Guo, Tianli Liu, Mohao Wu, Yixu Feng, Shuo Hou, Haotian Lin, Yu Zhu, Peng Wu, Wei Dong, Jinqiu Sun, Yanning Zhang, Qingsen Yan, Wenbin Zou, Weipeng Yang, Yunxiang Li, Qiaomu Wei, Tian Ye, Sixiang Chen, Zhao Zhang, Suiyi Zhao, Bo wang, Yan Luo, Zhichao Zuo, Mingshen Wang, Junhu Wang, Yanyan Wei, Xiaopeng Sun, Yu Gao, Jiancheng Huang, Hongming Chen, Xiang Chen, Hui Tang, Yuanbin Chen, Yuanbo Zhou, Xinwei Dai, Xintao Qiu, Wei Deng, Qinquan Gao, Tong Tong, Mingjia Li, Jin Hu, Xinyu He, Xiaojie Guo, sabarinathan, K Uma, A Sasithradevi, B Sathya Bama, S. Mohamed Mansoor Roomi, V. Srivatsav, Jinjuan Wang, Long Sun, Qiuying Chen, Jiahong Shao, Yizhi Zhang, Marcos V. Conde, Daniel Feijoo, Juan C. Benito, Alvaro García, Jaeho Lee, Seongwan Kim, Sharif S M A, Nodirkhuja Khujaev, Roman Tsoy, Ali Murtaza, Uswah Khairuddin, Ahmad 'Athif Mohd Faudzi, Sampada Malagi, Amogh Joshi, Nikhil Akalwadi, Chaitra Desai, Ramesh Ashok Tabib, Uma Mudenagudi, Wenyi Lian, Wenjing Lian, Jagadeesh Kalyanshetti, Vijayalaxmi Ashok Aralikatti, Palani Yashaswini, Nitish Upasi, Dikshit Hegde, Ujwala Patil, Sujata C, Xingzhuo Yan, Wei Hao, Minghan Fu, Pooja Choksy, Anjali Sarvaiya, Kishor Upla, Kiran Raja, Hailong Yan, Yunkai Zhang, Baiang Li, Jingyi Zhang, Huan Zheng

This paper reviews the NTIRE 2024 low light image enhancement challenge, highlighting the proposed solutions and results.

4k Low-Light Image Enhancement +1

CRNet: A Detail-Preserving Network for Unified Image Restoration and Enhancement Task

1 code implementation22 Apr 2024 Kangzhen Yang, Tao Hu, Kexin Dai, Genggeng Chen, Yu Cao, Wei Dong, Peng Wu, Yanning Zhang, Qingsen Yan

In real-world scenarios, images captured often suffer from blurring, noise, and other forms of image degradation, and due to sensor limitations, people usually can only obtain low dynamic range images.

Deblurring Denoising +2

Low-Rank Rescaled Vision Transformer Fine-Tuning: A Residual Design Approach

1 code implementation28 Mar 2024 Wei Dong, Xing Zhang, Bihui Chen, Dawei Yan, Zhijun Lin, Qingsen Yan, Peng Wang, Yang Yang

Parameter-efficient fine-tuning for pre-trained Vision Transformers aims to adeptly tailor a model to downstream tasks by learning a minimal set of new adaptation parameters while preserving the frozen majority of pre-trained parameters.

Image Classification

Data-Centric Evolution in Autonomous Driving: A Comprehensive Survey of Big Data System, Data Mining, and Closed-Loop Technologies

1 code implementation23 Jan 2024 Lincan Li, Wei Shao, Wei Dong, Yijun Tian, Qiming Zhang, Kaixiang Yang, Wenjie Zhang

There has been a huge bottleneck regarding the upper bound of autonomous driving algorithm performance, a consensus from academia and industry believes that the key to surmount the bottleneck lies in data-centric autonomous driving technology.

Autonomous Driving

Towards High-quality HDR Deghosting with Conditional Diffusion Models

no code implementations2 Nov 2023 Qingsen Yan, Tao Hu, Yuan Sun, Hao Tang, Yu Zhu, Wei Dong, Luc van Gool, Yanning Zhang

To address this challenge, we formulate the HDR deghosting problem as an image generation that leverages LDR features as the diffusion model's condition, consisting of the feature condition generator and the noise predictor.

Denoising Image Generation

Efficient Adaptation of Large Vision Transformer via Adapter Re-Composing

1 code implementation NeurIPS 2023 Wei Dong, Dawei Yan, Zhijun Lin, Peng Wang

Consequently, effectively adapting large pre-trained models to downstream tasks in an efficient manner has become a prominent research area.

Image Classification Transfer Learning

Fast Monocular Scene Reconstruction with Global-Sparse Local-Dense Grids

no code implementations CVPR 2023 Wei Dong, Chris Choy, Charles Loop, Or Litany, Yuke Zhu, Anima Anandkumar

To apply this representation to monocular scene reconstruction, we develop a scale calibration algorithm for fast geometric initialization from monocular depth priors.

Indoor Scene Reconstruction

Breaking Through the Haze: An Advanced Non-Homogeneous Dehazing Method based on Fast Fourier Convolution and ConvNeXt

1 code implementation8 May 2023 Han Zhou, Wei Dong, Yangyi Liu, Jun Chen

To tackle these two challenges, we propose a novel two branch network that leverages 2D discrete wavelete transform (DWT), fast Fourier convolution (FFC) residual block and a pretrained ConvNeXt model.

One Adapter for All Programming Languages? Adapter Tuning for Code Search and Summarization

1 code implementation28 Mar 2023 Deze Wang, Boxing Chen, Shanshan Li, Wei Luo, Shaoliang Peng, Wei Dong, Xiangke Liao

To alleviate the potentially catastrophic forgetting issue in multilingual models, we fix all pre-trained model parameters, insert the parameter-efficient structure adapter, and fine-tune it.

Code Search Code Summarization

Self-Supervised Node Representation Learning via Node-to-Neighbourhood Alignment

1 code implementation9 Feb 2023 Wei Dong, Dawei Yan, Peng Wang

Considering the excessive memory overheads of contrastive learning, we further propose a negative-free solution, where the main contribution is a Graph Signal Decorrelation (GSD) constraint to avoid representation collapse and over-smoothing.

Contrastive Learning Node Classification +1

RISE-Based Adaptive Control with Mass-Inertia Parameter Estimation for Aerial Transportation of Multi-Rotor UAVs

no code implementations17 Sep 2022 Shuyang Shi, Yuzhu Li, Wei Dong

Then, adaptive estimation laws for mass-inertia parameters are designed based on a filter operation.

Differentially Private Covariance Revisited

2 code implementations28 May 2022 Wei Dong, Yuting Liang, Ke Yi

In this paper, we present two new algorithms for covariance estimation under concentrated differential privacy (zCDP).

Node Representation Learning in Graph via Node-to-Neighbourhood Mutual Information Maximization

1 code implementation CVPR 2022 Wei Dong, Junsheng Wu, Yi Luo, ZongYuan Ge, Peng Wang

In this work, we present a simple-yet-effective self-supervised node representation learning strategy via directly maximizing the mutual information between the hidden representations of nodes and their neighbourhood, which can be theoretically justified by its link to graph smoothing.

Node Classification Representation Learning

Revisiting LiDAR Registration and Reconstruction: A Range Image Perspective

no code implementations6 Dec 2021 Wei Dong, Kwonyoung Ryu, Michael Kaess, Jaesik Park

We further collect a dataset of indoor and outdoor LiDAR scenes in the posed range image format.

Surface Reconstruction

ASH: A Modern Framework for Parallel Spatial Hashing in 3D Perception

no code implementations1 Oct 2021 Wei Dong, Yixing Lao, Michael Kaess, Vladlen Koltun

Unlike existing GPU hash maps, the ASH framework provides a versatile tensor interface, hiding low-level details from the users.

Point Cloud Registration

deGraphCS: Embedding Variable-based Flow Graph for Neural Code Search

1 code implementation24 Mar 2021 Chen Zeng, Yue Yu, Shanshan Li, Xin Xia, Zhiming Wang, Mingyang Geng, Bailin Xiao, Wei Dong, Xiangke Liao

With the rapid increase in the amount of public code repositories, developers maintain a great desire to retrieve precise code snippets by using natural language.

Code Search

Self-supervised Geometric Perception

2 code implementations CVPR 2021 Heng Yang, Wei Dong, Luca Carlone, Vladlen Koltun

We present self-supervised geometric perception (SGP), the first general framework to learn a feature descriptor for correspondence matching without any ground-truth geometric model labels (e. g., camera poses, rigid transformations).

Point Cloud Registration Pose Estimation

Compositional Scalable Object SLAM

no code implementations5 Nov 2020 Akash Sharma, Wei Dong, Michael Kaess

We present a fast, scalable, and accurate Simultaneous Localization and Mapping (SLAM) system that represents indoor scenes as a graph of objects.

Object Object SLAM

Interpretable Disease Prediction based on Reinforcement Path Reasoning over Knowledge Graphs

no code implementations16 Oct 2020 Zhoujian Sun, Wei Dong, Jinlong Shi, Zhengxing Huang

In the disease prediction task, our model achieves 0. 743 and 0. 639 in terms of macro area under the curve (AUC) in predicting 53 circulation system diseases in the two datasets, respectively.

Disease Prediction Knowledge Graphs +1

Deep Global Registration

2 code implementations CVPR 2020 Christopher Choy, Wei Dong, Vladlen Koltun

We present Deep Global Registration, a differentiable framework for pairwise registration of real-world 3D scans.

Point Cloud Registration Pose Estimation

Learning to Navigate from Simulation via Spatial and Semantic Information Synthesis with Noise Model Embedding

no code implementations13 Oct 2019 Gang Chen, Hongzhe Yu, Wei Dong, Xinjun Sheng, Xiangyang Zhu, Han Ding

While training an end-to-end navigation network in the real world is usually of high cost, simulation provides a safe and cheap environment in this training stage.

Navigate

Document Hashing with Mixture-Prior Generative Models

no code implementations IJCNLP 2019 Wei Dong, Qinliang Su, Dinghan Shen, Changyou Chen

Hashing is promising for large-scale information retrieval tasks thanks to the efficiency of distance evaluation between binary codes.

Information Retrieval Retrieval

Lung cancer screening with low-dose CT scans using a deep learning approach

no code implementations1 Jun 2019 Jason L. Causey, Yuanfang Guan, Wei Dong, Karl Walker, Jake A. Qualls, Fred Prior, Xiuzhen Huang

We applied to this cohort our newly developed algorithm, DeepScreener, which is based on a novel deep learning approach.

Computed Tomography (CT)

Guided Feature Selection for Deep Visual Odometry

no code implementations25 Nov 2018 Fei Xue, Qiuyuan Wang, Xin Wang, Wei Dong, Junqiu Wang, Hongbin Zha

We present a novel end-to-end visual odometry architecture with guided feature selection based on deep convolutional recurrent neural networks.

feature selection Monocular Visual Odometry +1

Boosting the Robustness Verification of DNN by Identifying the Achilles's Heel

no code implementations17 Nov 2018 Chengdong Feng, Zhenbang Chen, Weijiang Hong, Hengbiao Yu, Wei Dong, Ji Wang

How to ensure the safety of DNN-based system is a critical problem for the research and application of DNN.

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