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Articles ( Showing 1-20 of 258 items)
Journal Article
Transformative Impact of Public REITs on the Construction Engineering Industry: Financing Innovation, Valuation Restructuring, and Development Pathways
by Lei Shi
Abstract
Public Real Estate Investment Trusts (REITs) for infrastructure, as a critical instrument in China’s financial supply-side reform, are profoundly reshaping the investment and financing models as well as the value chain structure of the construction engineering industry. This paper conducts an in-depth analysis of the application mechanisms of public REITs in the construct [...] Read more

Journal Article
Analysis and Prediction of Railway Passenger Flow Patterns Based on the ARIMA Model
by Bo Jiao
Abstract
This article uses time series data obtained by the Railway Bureau from January 1, 2015 to March 20, 2016. According to the passenger line passenger flow data from the ZD190 (station) to ZD111 (station) section of the railway company, the degree of passenger number is influenced by seasonal changes, holidays, climate and other factors, and python tools are used for data processi [...] Read more

Journal Article
Research on rapid de-icing intelligent device and its control technology based on multi-machine synergy
by Xuanzhi Zhu , Shuo Wang , Weijia Yao , Shuai Zhi , Lihao Liu  and  Yifan Liu
Abstract
In this study, a rapid de-icing intelligent device and its control technology based on multi-machine synergy are developed for the ice-covering problem of high-voltage transmission lines caused by global climate change. The current de-icing technology suffers from high energy consumption, difficult engineering application, and constraints of range and stability. This intelligen [...] Read more

Journal Article
Reducing Costs and Improving Quality: Mathematical Modelling Strategies in Electronics Production
by Yifei Liu
Abstract
In the production of electronic products, the testing process is crucial, but full-scale testing can bring about a conflict between cost and capacity. This study focuses on this and adopts a sampling testing method to balance the two relationships. The study first assumes that the defective rate conforms to the binomial distribution, approximates the normal distribution in the [...] Read more

Journal Article
Study on Noise Analysis and Frequency Estimation in Aircraft Laser Speed Measurement Technology
by Shuai Huang , Xu Tang  and  Zipeng Chen
Abstract
Aiming at the problem of accuracy degradation of laser velocimetry signals in high-speed flight scenarios due to complex noise interference, this study constructs a frequency estimation method based on the noise feature analysis of Butterworth filter and multi-domain spectrum fusion. Through the quantitative analysis of noise mean, variance and power spectral density, combined [...] Read more

Journal Article
Accurate Localisation of Multiple Rocket Debris Based on Genetic Algorithms
by Haitao Zhang
Abstract
This paper proposes an accurate positioning method for rocket debris based on genetic algorithm. The rocket debris will produce supersonic sonic boom in the process of falling, this paper realises the high precision positioning of the sonic boom position and time of the rocket debris by arranging multiple vibration wave monitoring devices in the debris theoretical fallout area, [...] Read more

Journal Article
A Bayesian Networks-based Risk Prediction and Decision Support System for Financial Markets
by Yufei He , Haihao Luo , Zongze He , Jiaxin Chen , He Wang  and  Tianheng Wang
Abstract
With the rapid development and increased complexity of global financial markets, the effectiveness of risk management becomes more and more important. In this paper, a Bayesian network-based financial market risk prediction and decision support system (DSS) is proposed to enhance the accuracy and efficiency of financial decision making. The system architecture includes an input [...] Read more

Journal Article
Research on the Influencing Factors of Air Logistics Supply Chain Toughness Based on DEMATEL-ISM Modeling
by Yanwei Li  and  Keying Zhang
Abstract
As a key link in the global supply chain, the aviation logistics supply chain is of great significance in protecting the security and development of China's supply chain, and in promoting the economy of air cargo and civil aviation. In recent years, the aviation logistics industry has been driven by both technological innovation and market demand, and has both opportunities and [...] Read more

Journal Article
Conceptual Modeling of Cross-border Air Logistics System Based on Hall's 3D Modeling
by Yunchun Cao  and  Xianyao Weng
Abstract
In the context of globalization and rapid development of e-commerce, cross-border air logistics still becomes an important factor restricting cross-border e-commerce. On the basis of analyzing the constituent elements and functions of cross-border air logistics system as well as the multiple structures of cross-border air logistics system, this paper constructs a four-dimension [...] Read more

Journal Article
The Debris Flow Risk Zoning Assessment in the Parlung Zangbo River Basin of Tibet Based on GIS and AHP
by Hui Liu , Enci Yang , Shangshan Wei , Ziyao Suo , Bohan Jia  and  Gen Zhang
Abstract
The Parlung Zangbo River Basin, located in the Tibet region, is a typical area prone to frequent debris flows. As a highly destructive geological hazard, debris flows pose a serious threat to the ecological environment and human activities in this basin. This paper aims to comprehensively assess the risk factors of debris flow in the Parlung Zangbo River Basin by integrating Ge [...] Read more

Journal Article
Application of Python-Based Music Spectrum Analysis and Machine Learning Regression Models in Music Classification
by Dinghao Mo
Abstract
This paper aims to investigate the analysis of audio waveforms, spectrograms, amplitude spectra after Fast Fourier Transform (FFT), and Mel spectrograms of different genres of music in the Python programming environment. By quantifying music, the paper seeks to achieve classification of various music genres. Regression models in machine learning are employed to analyze the ampl [...] Read more

Journal Article
Intelligent Optimization Algorithm Based on Minimum Steiner Tree
by Yuhong Xiao , Yulin Chen , Kai Li , Ziqiang Gong , Zongze HE  and  Jiahao Li
Abstract
This study explores the application and comparison of the Minimum Steiner Tree (STP) algorithm and the Minimum Spanning Tree (MST) algorithm in optimizing the communication and transportation network in the central area of Kanazawa City. Through a detailed analysis of the classic STP problem and related algorithms, this paper proposes an optimized Ant Colony Optimization algori [...] Read more

Journal Article
RDDT-MS: Real-Time Decryption and Detection of Malicious Traffic Using Man-in-the-Middle Proxy and SnortML
by Lulu Liu  and  Liangbin Yang
Abstract
In network system construction, the issue of network traffic security is of paramount importance. Against the backdrop of strengthening national cybersecurity, traffic inspection plays a significant role in continuously enhancing the security capabilities of network systems. However, as more and more traffic is transmitted using the HTTP protocol over SSL/TLS encryption, this n [...] Read more

Journal Article
Research on New Energy Vehicle Development Prediction based on Random Forest Model and gray Prediction
by Fei Xu  and  Kexin Sun
Abstract
This paper focuses on predicting the development of new energy vehicles (NEVs) using random forest model and gray Prediction models. New energy vehicles, including hybrid, pure electric, and fuel cell electric vehicles, have seen rapid growth due to their low pollution, low energy consumption, and strong peak load capacity. This research aims to analyze the factors influencing [...] Read more

Journal Article
Accurate positioning of multiple rocket debris
by Haoyang Zheng , Yiyang Nie  and  Chunran Shao
Abstract
This paper aims to accurately determine the position and time of sonic explosions in the air by analyzing data from single and multiple debris cases. It focuses on identifying the minimum number of monitoring devices needed, considering random recording time errors, and correcting models to improve positioning accuracy. Additionally, it explores precise positioning strategies w [...] Read more

Journal Article
The prediction of deep coal mining based on grey prediction
by Zhaowei Shen
Abstract
With increasing coal mining depth, the likelihood of rock bursts has significantly risen, posing a major threat to coal mine safety in China. This paper aims to develop classification and prediction models to identify and predict rock burst precursor signals, thereby mitigating this hazard in deep mining. Using acoustic emission (AE) and electromagnetic radiation (EMR) data, we [...] Read more

Journal Article
Urban spatial sustainability landscape planning and design: A study on solving flood disasters in low-lying urban areas based on simulated natural drainage system
by Hongxu Chen  and  Yuyu Li
Abstract
This study explores the use of simulated natural drainage systems for sustainable urban landscape planning to address flood disasters in low-lying urban areas. Traditional drainage methods lack sustainability, whereas simulated natural drainage systems, such as green infrastructure, rain gardens, and wetland parks, can enhance urban flood resilience and environmental quality th [...] Read more

Journal Article
Sliding mode active disturbance rejection control for manipulator considering actuator saturation
by Dongyu Tian
Abstract
Considering the issue of low control accuracy in joint trajectory tracking control for manipulator systems with actuator saturation due to external disturbances, modelling inaccuracies, and joint friction, a sliding mode active disturbance rejection control approach was proposed. An improved extended state observer is employed to observe and estimate the lumped disturbances aff [...] Read more

Journal Article
Innovative Approaches in Biomedical Engineering: Advancing Healthcare Technologies for Improved Patient Outcomes
by David Wilson
Abstract
This paper delves into the realm of biomedical engineering and explores innovative approaches aimed at advancing healthcare technologies for enhancing patient outcomes. Drawing on interdisciplinary research from engineering, medicine, and biology, the paper examines how cutting-edge engineering solutions are revolutionizing diagnostics, treatment modalities, and patient care ac [...] Read more

Journal Article
Smart Cities: Integrating Urban Planning and Engineering Innovations for Sustainable Development
by Linda Garcia
Abstract
This paper explores the concept of smart cities and investigates the integration of urban planning and engineering innovations to foster sustainable development in urban areas. Drawing on literature from urban studies, engineering, and sustainability, the paper examines how smart city initiatives leverage advanced technologies to improve efficiency, resilience, and quality of l [...] Read more