PCCNT

Due to the characteristics of nonlinearity and strong coupling, the control system for unmanned helicopters is challenging to design. Coordinated turn is a basic mode for unmanned helicopters to complete complex actions autonomously. To achieve higher ...

In order to deal with the defect of slow convergence rate and singularity of classical sliding mode control and finite time control in flexible robotic arm control problems, a finite time control method based on dynamic sliding mode surface is designed ...

This paper first analyzes the composition of the knowledge graph product certification system, and proposes an evaluation index for basic knowledge graph products and domain knowledge graph products. Secondly, this paper statistically studies the ...

According to the survey, the incidence rate of myopia and long-term poor sitting posture among young people lead to a rapid rise in the phenomenon of stooping. Based on this, a multifunctional intelligent desk lamp based on STM32 has been designed,The ...

On the backdrop of energy conservation and emission reduction, in order to enhance the health management of equipment, a fault diagnosis method for rolling bearings based on local mean decomposition and recursive quantitative analysis is proposed. First, ...

This article presents a novel automatic classification method for garment fabric pattern images using the vanilla Reset. The study begins by collecting industry-standard garment fabric images, which are further subjected to preprocessing techniques such ...

Vehicular communication is a promising technology for the intelligent transportation system. With the growth of data requirement, the rapid evolvement of vehicular communication has been hindered by the constraints imposed by limited network resources ...

Vehicular communication becomes a hot research topic due to its advantage in congestion and traffic accident avoidance. To enhance the user experience quality and driving safety of vehicular networks, it is imperative to increase the capacity of each V2X ...

Blades are parts of aero-engines with complex surfaces, large dimensional spans, harsh forces and the largest load. The geometry and size of the blade determine the working performance of the blade, and the surface quality of the blade has a great ...

Objective This paper was aimed at exploring the innovative modern design of traditional Chinese medicine (TCM) products from the perspective of Chinese traditional health preservation according to seasons. Methods Taking the Chinese traditional health ...

Skill differences between beginners and advanced players in a competitive game likely decrease enjoyment. Hence, skill balancing can bridge ability gaps and promote enjoyment. This study was aimed to clarify skill balancing between beginner and advanced ...

With the explosive growth of data, personalized recommendation systems have become an essential component in digitally-driven society. However, one of the main challenges faced by traditional recommendation algorithms is the difficulty in obtaining ...

Objective: To effectively enhance the user satisfaction of bookkeeping APPs, more attention should be paid the accuracy of requirements division and design principal research during the interaction interface design process so as to improve the ...

The high-voltage components that replace automotive engines, such as power batteries, electric motors, and high-voltage controllers, are important components of electric vehicles. The performance of these parts determines the quality of a complete ...

Background: Visual search tasks involve the identification of target objects within a visual scene. Two fundamental visual features in such tasks are stimulus motion and shape. However, there has been no review of research literature regarding the ...

Autonomous driving is now a hot research topic due to its great significance in improving traffic safety. Among the scenarios involved in autonomous driving, the intersection scenario is undoubtedly one of the most challenging scenarios due to its ...

Scene monitoring and automatic interpretation in construction site scenarios play a crucial role. However, the changes in illumination and weather conditions of construction sites have a significant impact on the imaging quality of visual cameras. The ...

Background: Stimulus motion constitutes fundamental visual attributes within visual search tasks. Nevertheless, a comprehensive exploration of its impacts on visual search performance and the potential mechanisms governing these effects remains absent in ...

In this study, a pneumatic vibrating electromagnetic oscillator for precision seeding is designed to address the shortcomings of mechanical oscillators such as non-amplitude modulation, large noise, homogeneous vibration, and non-energy saving. A control ...

This study evaluated the current distribution characteristics of a horizontal low-construct antenna in the very low frequency range based on the propagation constant of a horizontal low-construct antenna over lossy ground. Based on the approximate ...

In the transient stability assessment, machine learning based model has the problem that sample imbalance makes the model have a certain degree of evaluation tendency. From the loss function of the machine learning based model, it is found that the ...

Reasoning based on Knowledge graph has been studied and used for explanation recommendations because it can provide a clear explanation. However, the current recommendation methods based on Knowledge graphs use static Knowledge graphs, without ...

In modern research on program analysis and static vulnerability detection techniques, variables have consistently remained a critical focal point, especially concerning hazardous variables associated with crucial program operations. Analyzing the value ...

Drawing from the framework of endogenous growth theory, technological innovation plays a pivotal role in driving economic expansion. This study, building upon empirical investigations into the impact of technological standardization on economic growth, ...

Traffic congestion and parking difficulties are currently urgent issues that need to be addressed in urban development. The development of smart parking has good prospects for solving this problem, and more and more cities are considering smart ...

On the pharmaceutical automation production line, the application of artificial intelligence technologies such as machine vision can make pharmaceutical production automated and intelligent, improve the quality and efficiency of pharmaceutical ...

Countries all around the world are placing significant emphasis on research related to carbon emission prediction and analysis as they work toward "carbon peak and carbon neutrality" goals. The disparate economic development across China's regions and ...

The stability of the ship power system is a work worthy of further study. In this paper, establish a simulation model of ship power system based on PSAT and analyze its stability. This paper analyzes the stability of the power system of the ship system. ...

A single-ended fault detection scheme for long transmission lines in MTDC girds based upon an artificial neural network (ANN) is proposed. The method overcomes existing detection difficulties in protection of long transmission line resulting from high ...

Tennis has developed rapidly in China in recent years. Tennis is a sport with high requirements for the body. In the process of training, athletes need to constantly adjust their movements and practice. In order to enable tennis players to improve their ...