Haoyuan Cheng
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View article: Road to a greener future: How does green credit policy affect the green innovation of Chinese energy enterprises?
Road to a greener future: How does green credit policy affect the green innovation of Chinese energy enterprises? Open
In China's carbon emission structure, the energy sector accounts for approximately 80 % of carbon emissions. Green technology innovation within the energy sector is therefore critical for China to attain its “carbon peaking and carbon neut…
View article: Underwater polarization de-scattering method using residual dense block and depth-wise convolution
Underwater polarization de-scattering method using residual dense block and depth-wise convolution Open
We propose an underwater polarization de-scattering method based on deep learning and an improved U-net to cope with the imaging challenges in underwater turbid environments. Firstly, we present a feature extraction and fusion module based…
View article: Tsunami Responses as Observed by Taiwan High-Frequency RadarNetwork
Tsunami Responses as Observed by Taiwan High-Frequency RadarNetwork Open
Tsunami-induced currents were detected by the Taiwan High-Frequency Radar (HFR) Network on April 3, 2024, following a magnitude 7.2 earthquake near Hualien, Taiwan. The earthquake triggered tsunamis that generated strong currents, leading …
View article: Green Building Performance Analysis and Energy-Saving Design Strategies in Dalian, China
Green Building Performance Analysis and Energy-Saving Design Strategies in Dalian, China Open
In the face of global climate change, there is a pressing and significant need to find low-carbon solutions for China’s construction industry. This research focuses on green public buildings in Dalian, a municipality situated in northern C…
View article: Measurement Modeling and Performance Analysis of a Bionic Polarimetric Imaging Navigation Sensor Using Rayleigh Scattering to Generate Scattered Sunlight
Measurement Modeling and Performance Analysis of a Bionic Polarimetric Imaging Navigation Sensor Using Rayleigh Scattering to Generate Scattered Sunlight Open
The bionic polarimetric imaging navigation sensor (BPINS) is a navigation sensor that provides absolute heading, and it is of practical engineering significance to model the measurement error of BPINS. The existing BPINSs are still modeled…
View article: Road to a Greener Future: How Does Green Credit Policy Affect the Green Innovation of Chinese Energy Enterprises?
Road to a Greener Future: How Does Green Credit Policy Affect the Green Innovation of Chinese Energy Enterprises? Open
View article: Measurement Modeling and Performance Analysis of a Bionic Polarization Imaging Navigation Sensor Using Rayleigh Scattering to Generate Scattered Sunlight
Measurement Modeling and Performance Analysis of a Bionic Polarization Imaging Navigation Sensor Using Rayleigh Scattering to Generate Scattered Sunlight Open
The bionic polarization imaging navigation sensor (BPINS) is a navigation sensor that provides absolute heading, and it is of practical engineering significance to model the measurement error of BPINS. The existing BPINSs are still modeled…
View article: Study on the Polarization Pattern Induced by Wavy Water Surfaces
Study on the Polarization Pattern Induced by Wavy Water Surfaces Open
In nature, the wavy ocean surface is a common polarizer, which can change the polarization state of incident light by refraction and reflection and form a new polarization pattern different from the atmosphere. In this paper, we establish …
View article: The Polarized Light Field Enables Underwater Unmanned Vehicle Bionic Autonomous Navigation and Automatic Control
The Polarized Light Field Enables Underwater Unmanned Vehicle Bionic Autonomous Navigation and Automatic Control Open
In response to the critical need for autonomous navigation capabilities of underwater vehicles independent of satellites, this paper studies a novel navigation and control method based on underwater polarization patterns. We propose an und…
View article: Underwater Target Detection Utilizing Polarization Image Fusion Algorithm Based on Unsupervised Learning and Attention Mechanism
Underwater Target Detection Utilizing Polarization Image Fusion Algorithm Based on Unsupervised Learning and Attention Mechanism Open
Since light propagation in water bodies is subject to absorption and scattering effects, underwater images using only conventional intensity cameras will suffer from low brightness, blurred images, and loss of details. In this paper, a dee…
View article: The Research on Ocean Polarized Light Fields at Different Depths for Polarization Navigation
The Research on Ocean Polarized Light Fields at Different Depths for Polarization Navigation Open
The feasibility of underwater polarization navigation technology in low visibility waters, especially in large depths, has always been questioned. To explore the influence of depth on underwater polarization navigation technology, we study…
View article: Underwater polarization image fusion based on unsupervised learning and attention mechanisms
Underwater polarization image fusion based on unsupervised learning and attention mechanisms Open
针对光线在水体中传播会受到吸收和散射影响,仅使用传统的强度相机获取水下图像存在成像结果亮度偏低、图像模糊、细节丢失等问题,将深度融合网络应用于水下偏振图像,即用深度学习的方法将水下偏振度图像与光强图像融合。分析水下主动偏振成像模型,搭建实验装置获取水下偏振图像构建训练数据集,并进行适当变换以扩充数据集。构建基于无监督学习和注意力机制引导的用于融合偏振度和光强图像的端到端学习框架,并对损失函数及权重参数进行阐述。使用制作的数据集在不同的损失权重参数下进行网络训练,基于不同的图…
View article: Ocean Wind Observation Based on the Mean Square Slope Using a Self-Developed Miniature Wave Buoy
Ocean Wind Observation Based on the Mean Square Slope Using a Self-Developed Miniature Wave Buoy Open
Real-time, continuous, and long-term marine monitoring data benefits ocean research. This study developed a low-cost, multi-parameter, miniature wave buoy. High spatial and temporal resolution of sea surface parameters, including wind, wav…
View article: Impact of Carbon Emission Trading Market on Regional Urbanization: an Empirical Study Based on a Difference-In-Differences Model
Impact of Carbon Emission Trading Market on Regional Urbanization: an Empirical Study Based on a Difference-In-Differences Model Open
China's carbon emission trading market has been formally established, but few studies have been conducted to analyze the impact of this policy on the regional urbanization level. Therefore, this paper evaluates whether the carbon tradi…
View article: Impacts of the COVID-19 lockdown on building energy consumption and indoor environment: A case study in Dalian, China
Impacts of the COVID-19 lockdown on building energy consumption and indoor environment: A case study in Dalian, China Open