Advances in Computer Science Research

In this paper, an improved and regularized algorithm is proposed to solve the sparse recovery problem in “fully-perturbed” model, which means perturbations present both in measurements and dictionary matrix. The paper shows how the regularized algorithm is derived based on TLS (total least-squares) and...

With the development of "preventive treatment of disease" in Chinese Medicine and the health care industry, it brings the good opportunity for the development of Chinese herbal medicine industry and leads to a large number of demand. While the rapid expansion of the scale, the inferior pieces has become...

According to characteristics of the local economy and the "civil" reality needs, this paper revises the professional training goal of the new training program version 2018 in engineering management personnel and remolds our graduate specifications by 12 graduates of engineering education accreditation...

A fuzzy time series forecasting model-DRDDR was proposed based on difference and deifference in difference in paper. Prportion of tourism revenue in tertiary industry during 2015-2018 in Hainan province. Results of DRDDR would provide useful help for the development and planning of tourism in some departments...

To improve the low efficiency in compiling the catalogue of equipment maintenance material by manpower, the key technology in design and implementation of equipment maintenance material catalogue compilation management system are researched based on the analysis of the technology of Big Data and COM...

Inverted pendulum is a typical automatic control device. It not only establishes its dynamic model, but also constructs its transfer function, and studies its poles and stability conditions. PID is used to control its movement, through a lot of experiments, the corresponding data sent to the host computer,...

Cargo hoist have important applications in daily life and production, the traditional general cargo hoist always uses relay and contactor control, this control method has the disadvantages of poor reliability and high failure rate. In view of this situation, in this paper a cargo hoist motion control...

This paper, based on the survey data of Ningbo industrial small enterprises 0f 2014, analyzes the innovation of Ningbo industrial small enterprises and find that current industrial small businesses are generally lack of innovation, unable to meet the consumers' needs of Internet era, also can't compete...

As the Internet of Things (IoT) proliferates, securing these interconnected devices has become a critical concern. Trusted Execution Environments (TEEs) offer a crucial mechanism for bolstering IoT device security. This paper delves deeply into the application of TEEs within the IoT ecosystem to protect...

With the advancement of artificial intelligence, computer vision technologies have been widely adopted. Particularly in plant pathology, rapid and accurate disease identification has become crucial for improving crop yields. The purpose of this paper is to explore the application of deep learning in...

Domestic ELE and ESP research and application has always been affected by foreign research, to the application of personnel training-oriented ELE and ESP curriculum system construction of Chinese studies, especially the provincial colleges and universities is not sufficient, the provincial college English...

With the deepening of globalization and rapid growth of China's economy, more and more people start to learn Chinese all around the world in recent years. Meanwhile, wide application of mobile devices and the rapid development of mobile technology help Chinese L2 (second language) learners to change...

Iron ore is very important to China's steel industry and the whole national economy. Studying the risk of overflow relationship and the transfer of pricing power between international and domestic iron ore futures has great influence on China's economy. Spillover effects of financial market risk research...

Named Data Network (hereinafter called NDN), as one new content-centered network architecture, which routes and forwards the data in accordance with their names. And it satisfies the users’ demands for efficient access to mass and heterogeneous information in the network. However, for the data name,...

Test flight results show that, the induced drag reduces 15% that the plane tototal resistance will decrease 6.5% and the range will increase 7.5%. At present, new research and development aircraft, such as the Boeing787 "dream" aircraft and some airliners are in operation (Airbus A330, A340, Boeing737-800ER)...

Artificial potential field; local minimum; goal unreachable; mobile robot.

The aircraft electronic devices are mainly composed of plate type, the structures with so many electronic components are complex. Most electronic components are standard parts. Reliability analysis of aircraft electronic equipment is mainly focused on the circuit of electronic equipment and components...

It is very important for the existing warning system to detect low altitude target with acoustic detection due to the blindness of the traditional radar detection. Electronic devices are used in acoustic detection to receive the threat target's sound wave in order to obtain the target's attributes such...

This system is of great significance to the image of the hospital itself and the satisfaction of the patient to the hospital window service. In general hospitals and hospitals with outpatient queuing and call number system, the efficiency of hospitals with this system is much higher than that of ordinary...

The Myers-Briggs Type Indicator (MBTI) is a well-known personality assessment designed to classify individuals into different personality types. It is a widely used personality test that helps people understand others’ cognitive, decision-making, and behavioral preferences. The assessment attempts to...

According to the measurement principle of thrombus elasticity, a kind of supporting structure for the thromboelastography is designed. A kind of magnetic suspension support structure combined with active magnetic bearings and passive magnetic bearings is proposed. The radial suspension of the magnetic...

In this paper, the problem of component’s offcenter, such as shear wall offcenter, beam offcenter, etc., would be discussed in detailbased on the ISSS which is developed by the authors [1-4] to satisfy the engineering requirement for high performance simulation (HPS). The computing results would be presented...

Attack angle is a most important factor that affect the stability of aircraft no matter for supersonic type or hypersonic type aircraft. And height is another factor that will affect the force and moment of the whole dynamic system by change the density of air and finally it will also affect the stability...

Northern Shaanxi folk songs are an important artistic form in the area of Northern Shaanxi Province. Northern Shaanxi folk songs are vivid reflections of local people’s life and work. They are not only beautiful in tune, but also contain rich folk culture of Northern Shaanxi. An analysis of Northern...

With the increasing number of private cars in urban areas year by year, the problems such as parking difficulties and traffic congestion become the new trend of urban development, the informationization is supposed as an important means to solve the problem of urban parking. It is researched on urban...

Macro gas turbines(GT) are a newly developed small heat engine. GT is a whole by a combination of components such as turbine, combustor. It is a class of heat engines, which transform heat energy into mechanical energy. It is also a complicated thermo dynamical and mechanical system that cannot be modeled...

Objective To further explain the blood flow characteristics of artery dissection by numerical simulation. Methods The CT (Computed Tomography) scan results of artery dissection were transformed into three-dimensional flow field in CFD(Computational Fluid Dynamics) software to build Lagrange multiphase...

GDP is currently the most comprehensive and effective indicator of the national economic situation in the world. Macroeconomic indicators are used to analyze the development trend and operation of the national economy. When analyzing economic growth and macroeconomic operation, GDP plays a great role....

Many colleges and universities now offer innovation and entrepreneurship courses to help students learn innovation and entrepreneurship knowledge, but the teaching results of innovation and entrepreneurship courses are not good. Today's college graduates have a low success rate in innovation and...

Hyperspectral imaging technique used to capture image of an objects in multidimensional form it uses technology of imaging and spectroscopic combined to capture multidimensional images. With Hyperspectral imaging (HSI) we can study, inspect external and internal characteristic of any Object. As each...

It is difficult to realize electromagnetic field and circuit multi domain joint simulation for electromagnetic induction wireless charging system, Using Maxwell and simulation soft ware Joint simulation of standard electromagnetic induction wireless charging system. Maxwell electromagnetic field software...

Ant Colony Algorithm has certain advantages in solving Capacitated Vehicle Routing Problem (CVRP), but there are still easy to fall into local optimum, the search speed etc. To overcome these problems this paper presents an adaptive hybrid Ant colony optimization algorithm for solving Capacitated Vehicle...

Objective To investigate the application value of combined application of reducing the radiation dose by iDose low-dose scan strategy and using iodixanol as contrast agents in elderly CTA detection to aortic dissection. Methods 36 cases of aortic dissection were enrolled. According to number table, they...

We have already analyzed and reported on multiplex communication in neural network. However, these are composed and designed so as to force the network communicate with multiplexed manner using “code” or “temporal sequence.” That is, the network has a main loop and some coding/decoding circuits, and...

This paper introduces a kind of field test system of appraisal driver application in GPS technology inspection. Through two sets of GPS devices installed on the driver test vehicle and difference base station established on the ground, the contour coordinates of outside the vehicle movement state are...

In the process of autonomous navigation, mobile robots need to build maps of the surrounding environment and simultaneous localization. The Rao-Blackwellzed particle filter algorithm is one of the methods to efficiently solve the problem that simultaneous localization and mapping of mobile robots. At...

In order to better verify that Hadoop performance can be improved through optimization of parameters, we can use the following test methods: benchmarking, stability testing, high availability testing, scalability testing, and security testing. In this paper, the benchmark test method is used to verify...

In order to reduce the warpage value of the electronic package device under the temperature load, improve the reliability of the device. The finite element analysis model of the typical electronic package device was established, and loaded finite element analysis of temperature, obtained the warpage...

With the rising cost of energy and growing environmental concerns, the demand for sustainable building facilities with minimal environmental impact is increasing. Sustainable building is rapidly transforming the design and construction industry around the globe. Simultaneously, a growing numbers of industry...

In distributed storage systems, data migration is an efficient method for improving system resource utility and service capacity, and balancing the load. However, the user accessing is changing over time and the state of a distributed system is in an unpredictable stochastic fluctuation, hence traditional...

From the perspective of machine vision, this paper studied the salient area detection method of aerial transmission line image, used LC algorithm, HC algorithm, FT model to detect the salient area of air transmission line. We used MATLAB to simulate them, and results showed that FT model is better than...

This paper proposes a research perspective of energy blockchain based on the three-dimensional attributes of physics-information-value: analyzes the coupling between blockchain technology and energy Internet in the dimensions of physics, information, and value under complex network systems, and proposes...

The problem of ultimate value of compound function is very complex, especially the research on judging whether the existence of ultimate value of compound function under the given conditions and how is the exact conditions that can affect the existence of ultimate value is not enough, but this is the...

In order to conduct the thorough research to the aero-engine, aiming at dual rotor-bearing system of practical aero-engine, a new dual rotor-ball bearing-stator coupling system dynamic model is established. stator motion, the flexible support, squeeze film damper(SDF)were considered in the model, meanwhile...

Innovation is the real source of economic growth, and industrial innovation is systems integration of the technological innovation, product innovation and market innovation, which is the basic determinant of national competitiveness. This paper constructs an analytical framework that includes variables...

The system based on trusted computing is proposed to secure IT system after the Windows XP end of life. The system consists of a series of software, hardware and firmware, including Trusted Platform Module, BIOS, Operating System, Trusted Software Base, Trusted Management Center, etc. It performs functions...

Fluorescent lamps are increasingly being used for general lighting due to their higher energy efficiency than incandescent lamps. However, they contain mercury, which is a high toxicity element. China is one of the largest fluorescent lamps consuming and producing country in the world and has been facing...

The digital design of cultural heritage provides a new method for the protection, inheritance and utilization of cultural heritage. Based on the digital design theory and method of Cultural Heritage, study the key technology of three-dimensional digital design for cultural heritage, a three-dimensional...

In the face of maritime security services with the rapid development of technology, information explosion and rigorous requirements of service, e-Navigation architecture also need to constantly improve and change to match for the situation and demand. The development of internet of things architecture...

In the flight, trailing vortex will be produced behind the aircraft. Because it is invisible and intensity is bigger, it would produce certain influence to flight safety. In this article, the composition of trailing vortex and the trailing vortex strength would be calculated, and the dynamic characteristics...

Since the heat dissipation problem is harsh in high power LED lamp, in our study we suggest an optimal design method of high-power LED lamps radiator based on the equivalent thermal circuit method, we abstract mathematical model of the heat dissipation system of the lamps, then chose several key parameters...

airplane oil pressure reservoirs are major fuel supplying parts of airplanes to have flight maneuvers. Since they are always working under alternating loadings, they are prone to produce fatigue fractures. Therefore, they will undergo vibration endurance tests in general. And the fixed-frequency vibration...

With the rapid development and popularity of Internet, the development of e-commerce has increasingly drawn the attention of researchers.They hope to make full use of its advantages and obtain more economic benefits in this new business mode . Web has become the foundation for enterprises to carry on...

This paper analyzed the relationship between the application of EMU and energy consumption ; on the basis of introducing the EMU at home and abroad in detail in this paper, the analysis were done from traction fields and the comparisons of relationship between operation mileage of the EMU , time, speed,...

This paper deals with the monitoring system based on ZigBee wireless sensor network technique in details. The system adopts single-chipped microprocessor ZIC2410 radio frequency chip. By the upper computer software and programs of various physiological data acquisition, the physiological data of warded...

We have improved the micro-compressibility problem of Projective Fluid by seamlessly embedding the Divergence Correction and Density Correction in the DPSPH method into the Projective Fluid framework. Projective fluid is a fast simulation method introduced by Weiler into fluid simulation for various...

Orthomorphic permutation is proposed in 1942, which is a special permutation with many good cryptographic properties. Orthomorphic permutation has similar structure with a one-way function used in hash functions called Davies-Meyer construction. However, the algebraic degrees of previous constructions...

Aviation cultural and creative products need to break through the predicament of homogenization and precisely meet the demands of young people. This study takes Zhengzhou Airport as an example, combines semiotics and the KANO model, analyzes the value of aviation cultural IP symbols and user demands,...

According to the traditional dynamic power management random policy can't also pointed out that moment of decision and state transition, dynamic power management improvement algorithm, SMBPP(System message based predict policy) is presented in this paper. Firstly, the existing dynamic power management...

Using the data of medical services in the past seven years, we have found that computer technology and media convergence in medical design has become increasingly complex and diverse, design plays an increasingly limited role in this context. Base on Richard Buchanan’s theory, this paper divides the...

The elasticity is a very special factor considered in modeling of supersonic aircraft, and it is usually neglected in supersonic aircraft. Since it will cause the force and moment of the aircraft totally different, so it increased the complexity and difficulty of hypersonic aircraft. To simplify the...

Particulate matter (PM), especially the small fractions (e.g., PM with diameter less than 2.5 µm, PM2.5) is a serious health problem throughout the world. Vegetation may be used as a biological filter, with its foliage accumulating PM. Thus, massive artificial plantation has been implemented in cities...

In order to increase the motor speed precision and accuracy, this article presents a equal precision frequency measurement technology based on CPLD, as well as for analog glitch generated from encoder vibration and other factors, digital low-pass filter based on the state machine is designed, and finally...

In the era of the Internet, demand-oriented Internet business model and value creation is emerging, the current phenomenon of college students work-study is widespread, students often seek part-time channels are scattered, roadside advertising now lacks a focus on students Group of healthy part-time...

A DNA genetic optimization bat algorithm based fractionally spaced multi-modulus blind equalization algorithm (DNA-GBA-FS-MMA) is proposed. This proposed algorithm uses fractionally spaced equalizer(FSE) with ability to oversample to input signals to get more channel information and compensate for channel...

The reputation system has obvious advantages over the traditional technology in solving the trust problem of cloud services. However, there are some problems in reputation system, such as user evaluation lacks enthusiasm, false evaluation and so on, which affect the availability of reputation system...

Automatic hepatic tumor enhancement and detection in CT volume data is an important preprocessing step in computer-aided diagnosis of liver tumor. In this paper, we proposed a novel non-parametric probabilistic model for automatic tumor detection. Compared with conventional method such as Gaussian mixture...

Simulation and experimental study of asymmetrical quenching processes were carried out on 7075 Al alloy thick plates. Effects of heat transfer coefficient ratios, thicknesses, and widths on warping deformation by asymmetrical quenching were simulated, and an increasing heat transfer coefficient ratios...

The clinical fetal brain ultrasound image contains a lot of noise, which is impact the classification or recognition results in deep learning tasks. Therefore, proposed an improved fully convolutional network which can automatically eliminate noise and extract effective area in fetal brain ultrasound...

With the rapid development of internet technology, mobile communication technology and modern electronic equipment, people began to have awareness of the importance of mobile learning. Mobile learning greatly satisfies the individual learning needs of learners and people pay more attention to the teaching...

More than 30 years have passed since the reform and opening-up policy. More and more listed companies have been founded. Experts in both theoretic and practical fields are exploring the ways to solve the conflict of interests between senior executives and the shareholders of the listed companies. Equity...

We have developed a state-of-the-art fitness training system based on OpenCV and Python technologies. a novel approach motivating users to exercise by optimizing their routines with real-time pose estimation The CPU-based algorithms used efficiently detects and follow a minimum number of important body...

The agricultural sector is undergoing a revolutionary upheaval with the advent of the Internet of Things (IoT), which presents new opportunities to enhance efficiency, sustainability, and productivity. Information and communication technology is enabling smart farming, which is revolutionizing conventional...

In recent years, escalating life stressors stemming from academic, professional, and interpersonal relationships have exerted significant psychological impacts on individuals. Compounded by the global COVID-19 pandemic since 2020, the prevalence of mental disorders has surged dramatically worldwide....

To estimate the position and heading angle of mobile robot precisely, an measurement variable estimation model was proposed to adapt any angle. Fusing the predictive value of odometry and measurement data of multiple sensors by the Extended Kalman Filtering (EKF) for reducing the accumulative error by...

Due to the differences such as the geographical environment, national characteristics, material conditions, history and culture and so on, dragon-dancing performances present various sights and unique style of performance contents. Di LongDeng, which is popular in Ban Shajie Village, Da Yanban Village...

Quad-rotor aircraft can be widely used in military and civilian fields, and it is drawing a great deal of attention. Combining with PI algorithm and quaternion method, this article resolves the aircraft flight attitude and complete aircraft attitude control with improved integral separation PID control...

Obesity refers to abnormal biological status characterized by overweight or having excess adipose tissue, defined as BMI (body mass index) over 30 (or 28 for Chinese). With increasing population of overweight and obesity, it has been a great threat to human health, in that it contributed to illnesses...

With the rapid development of China's real estate market, the real estate industry has become a significant part of Chinese national economy. However, the high housing prices in the first-tier and new first-tier cities have forced many young people to turn their attention to the rental market, setting...

The physical fitness test is used as a tool to evaluate students' physical health. This paper proposed a assessment of physical fitness test based on machine learning (ML) to improve college students' awareness of physical fitness. In this paper, we collected the number of records of fitness...

Cloud storage services sometimes descend into criminal tools. It is very necessary to investigate on digital Forensic of cloud storage services to obtain sworn evidence. The digital forensic investigation of the OneDrive Android client application is conducted in this paper. By imitating users' behavior,...

There are many applications of sheet metal in Engineering. It is usually reduced to a sheet metal model with concentrated masses. This paper have studied the dynamics of the model, and a mechanical model of sheet metal with concentrated mass is established, the eigenvalues and modes of the model were...

This paper researches the annual financial report of China Southern Airlines(hereinafter referred to as "Southern Airlines", stock code: 600029) from 2011 to 2015. To be concluded, the short-term debt-paying ability of China Southern Airlines is poor, the long-term solvency is at the industry average...

WiFi is every where now. In many places such as: home, office and public areas, the user could easily access the network, surf the internet, view the online video clips, and download big data through WiFi. However, in current WiFi infrastructure, the devices within the vicinity have to share the channel...

Design of DC boost circuit is very important for the reliable application of the high voltage part in pulse radar. A kind of DC power supply circuit based on resistance, capacitance and voltage regulator is presented in view of the requirement of the power supply voltage of the high voltage power system...

The general concept of object oriented does not guarantee the correctness, completeness and consistency of system design. It is more important to apply the object oriented method. The software system analysis and design based on computer software is a technical difficulty, which is the intersection of...

The fundamental task of colleges and universities is to cultivate talents. Teaching work is always the central work of the school. We must continue to deepen the teaching reform, establish a sense of quality, teaching innovation awareness and teaching characteristics of consciousness, in order to cultivate...

This paper first described the composition of the SCARA robot, which contains the mechanical structures, drive systems and control systems. According to its mechanical structure, the mathematical model for SCARA is established by the D-H method, and then forward kinematics and inverse kinematics is deduced....

An increasing number of people are driving more cars and cities, which has increased the need for effective parking options. This project creates a relia- ble, real-time smart parking system for open parking arrangements. This research involves designing an IoT smart parking system utilizing the most...

With the advent of advanced techniques for training large models, the research community has become increasingly interested in exploring various methods to enhance the efficiency of model training. The Vision Transform (VIT) model represents a novel approach in the field of image processing, being the...

For a conventional powered underwater vehicle, different use modes of power system have great influence on important technical performance indexes such as underwater range and underwater endurance time. First of all, this paper attempted to study the modeling method of the core energy module for the...

An early warning model of student achievement is established by association rule mining, using the SQL Server association rule mining algorithm. Analyze the association rules of student's first courses exams. Implementation of student achievement warning model. Early warning model is used to find the...

The applications of redundant manipulator are more and more widely in the automobile manufacturing industry and aerospace fields. In this paper, the omnidirectional joint unit mechanism is improved and redundant snake-like manipulator of full range PYR series is designed. The composition, working principle,...

In the fast frequency hopping system(FFH), the diversity combining technology can effectively against the partial band jamming(PBJ), this paper studies an improved diversity combining technology, it is the jamming-deleted self-normalized diversity combining technology(JD-SNZ), The technology is based...

Stroke is a major global health challenge, significantly contributing to disability and death worldwide. Due to the rapid progress of deep learning, the challenges in this field have the potential to be solved. This article offers a comprehensive examination of the uses of deep learning in stroke segmentation....

In industrial production and daily life, there are many occasions where wireless technology is required, especially in high-risk locations, where no wiring or unattended location can be found. This paper proposes an embedded wireless monitoring system based on GPRS , which uses the ARM processor as the...

The leakproofness of the submarine cable gland is of very high requirement, the traditional leakproof method can hardly meet the requirement more or less. In this paper, by researching the interference leakproof structure, we creatively applied the elastic leakproof ring into the submarine cable gland....

Trees can capture PM on account of their foliage’s structure, thus, improving air quality. We determined leaf PM-retaining capability (PM2.5, PM>2.5, PM) of evergreen shrub (Euonymus japonicas) and decicuous trees (Sophora japonica, Fraxinus chinensis, Ginkgo biloba, Populus tomentosa) in different functional...

Using PAS 6600, the physiologic parameters of basic vowels in Mongolian were extracted in the process of pronunciation, which includes expiratory airflow duration, peak expiratory airflow, expiratory volume and aerodynamic resistance. Through statistical analysis of the extracted parameters, it shows...

Hydraulic transmission technology is an important technology in China's ship equipment, and the development of this technology is greatly related to the improvement of China's automation level. Most of the equipment in the ship is distributed on the upper deck and vulnerable to the natural environment,...