Search Results for author: Ryan Wen Liu

Found 17 papers, 6 papers with code

AoSRNet: All-in-One Scene Recovery Networks via Multi-knowledge Integration

1 code implementation6 Feb 2024 Yuxu Lu, Dong Yang, Yuan Gao, Ryan Wen Liu, Jun Liu, Yu Guo

Additionally, we suggest a multi-receptive field extraction module (MEM) to attenuate the loss of image texture details caused by GC nonlinear and OLS linear transformations.

Autonomous Vehicles

Deep Learning-Based Object Detection in Maritime Unmanned Aerial Vehicle Imagery: Review and Experimental Comparisons

no code implementations14 Nov 2023 Chenjie Zhao, Ryan Wen Liu, Jingxiang Qu, Ruobin Gao

To further promote the development of maritime UAV-based object detection, this paper provides a comprehensive review of challenges, relative methods, and UAV aerial datasets.

Object object-detection +1

Multi-Task Learning-Enabled Automatic Vessel Draft Reading for Intelligent Maritime Surveillance

no code implementations11 Oct 2023 Jingxiang Qu, Ryan Wen Liu, Chenjie Zhao, Yu Guo, Sendren Sheng-Dong Xu, Fenghua Zhu, Yisheng Lv

The accurate and efficient vessel draft reading (VDR) is an important component of intelligent maritime surveillance, which could be exploited to assist in judging whether the vessel is normally loaded or overloaded.

Depth Estimation Multi-Task Learning

DADFNet: Dual Attention and Dual Frequency-Guided Dehazing Network for Video-Empowered Intelligent Transportation

no code implementations19 Apr 2023 Yu Guo, Ryan Wen Liu, Jiangtian Nie, Lingjuan Lyu, Zehui Xiong, Jiawen Kang, Han Yu, Dusit Niyato

To eliminate the influences of adverse weather conditions, we propose a dual attention and dual frequency-guided dehazing network (termed DADFNet) for real-time visibility enhancement.

Management object-detection +1

SCANet: Self-Paced Semi-Curricular Attention Network for Non-Homogeneous Image Dehazing

1 code implementation17 Apr 2023 Yu Guo, Yuan Gao, Ryan Wen Liu, Yuxu Lu, Jingxiang Qu, Shengfeng He, Wenqi Ren

The presence of non-homogeneous haze can cause scene blurring, color distortion, low contrast, and other degradations that obscure texture details.

Image Dehazing

Asynchronous Trajectory Matching-Based Multimodal Maritime Data Fusion for Vessel Traffic Surveillance in Inland Waterways

2 code implementations22 Feb 2023 Yu Guo, Ryan Wen Liu, Jingxiang Qu, Yuxu Lu, Fenghua Zhu, Yisheng Lv

To further improve vessel traffic surveillance, it becomes necessary to fuse the AIS and video data to simultaneously capture the visual features, identity and dynamic information for the vessels of interest.

Position Vessel Detection

Rank-One Prior: Toward Real-Time Scene Recovery

no code implementations CVPR 2021 Jun Liu, Ryan Wen Liu, Jianing Sun, Tieyong Zeng

To improve visual quality under different weather/imaging conditions, we propose a real-time light correction method to recover the degraded scenes in the cases of sandstorms, underwater, and haze.

Autonomous Vehicles

An Unsupervised Learning Method with Convolutional Auto-Encoder for Vessel Trajectory Similarity Computation

no code implementations10 Jan 2021 Maohan Liang, Ryan Wen Liu, Shichen Li, Zhe Xiao, Xin Liu, Feng Lu

Based on the massive vessel trajectories collected, the CAE can learn the low-dimensional representations of informative trajectory images in an unsupervised manner.

Clustering Trajectory Clustering

Low-Light Maritime Image Enhancement with Regularized Illumination Optimization and Deep Noise Suppression

1 code implementation9 Aug 2020 Yu Guo, Yuxu Lu, Ryan Wen Liu, Meifang Yang, Kwok Tai Chui

To suppress the effect of unwanted noise on imaging performance, a deep learning-based blind denoising framework is further introduced to promote the visual quality of enhanced image.

Denoising Image Enhancement +1

Local Facial Makeup Transfer via Disentangled Representation

no code implementations27 Mar 2020 Zhaoyang Sun, Wenxuan Liu, Feng Liu, Ryan Wen Liu, Shengwu Xiong

In this paper, we propose a novel unified adversarial disentangling network to further decompose face images into four independent components, i. e., personal identity, lips makeup style, eyes makeup style and face makeup style.

Facial Makeup Transfer

Similarity Grouping-Guided Neural Network Modeling for Maritime Time Series Prediction

no code implementations13 May 2019 Yan Li, Ryan Wen Liu, Zhao Liu, Jingxian Liu

Reliable and accurate prediction of time series plays a crucial role in maritime industry, such as economic investment, transportation planning, port planning and design, etc.

Time Series Time Series Prediction

Directional Regularized Tensor Modeling for Video Rain Streaks Removal

1 code implementation19 Feb 2019 Zhaoyang Sun, Shengwu Xiong, Ryan Wen Liu

Outdoor videos sometimes contain unexpected rain streaks due to the rainy weather, which bring negative effects on subsequent computer vision applications, e. g., video surveillance, object recognition and tracking, etc.

Object Recognition Rain Removal

Variational Regularized Transmission Refinement for Image Dehazing

no code implementations19 Feb 2019 Qiaoling Shu, Chuansheng Wu, Zhe Xiao, Ryan Wen Liu

High-quality dehazing performance is highly dependent upon the accurate estimation of transmission map.

Image Dehazing

A Robust Alternating Direction Method for Constrained Hybrid Variational Deblurring Model

no code implementations31 Aug 2013 Ryan Wen Liu, Tian Xu

In this work, a new constrained hybrid variational deblurring model is developed by combining the non-convex first- and second-order total variation regularizers.

Deblurring

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