Advances in Computer Science Research

Pulsed arc machining can be used to process the difficult-to-machining materials such as nickel base superalloy with high efficiency, but the surface processing quality is not unsatisfactory. To improve the processing quality, surface micro topography, recast layer were observed in the pulsed arc machining...

ZnWO4/CdS composite photocatalyst had been successfully synthesized by a facile hydrothermal process. The catalysts were characterized by powder X-ray diffraction (XRD), transmission electron microcopy (TEM), and UV-vis diffuse reflectance spectrum (DRS). The results showed that the as-obtained samples...

This paper proposes a generic construction of CCA-secure fully homomorphic encryption (FHE) scheme. First, we introduce a new primitive called multi-identity fully homomorphic encryption, which works in the multi-identity setting; that is, homomorphic evaluation can performed on ciphertexts created with...

Based on the fast development of E-commerce and heterogeneity of consumer behavior, in this paper, we develop a hierarchical selection model characterizing consumers’ acceptance of online channel, and then study the optimal pricing strategy of suppliers in a dual channel supply chain. We conclude that...

In this paper a 33 story precast shear wall structure is analyzed. In order to study the safety of the tall parapet wall the parapet wall is established in the model. Structure analysis software YJK-EP is taken for the elastic-plastic analysis of this precast sheer wall structure, specifically, the whole...

Objective: This paper aims to report the survey of antimicrobial usage and resistance to Staphylococcus aureus in a local hospital under the restrictive antibiotic policy in China. Methods: We conducted the analysis using retrospective data from 2011 to 2014. The hospital provided data concerning hospital...

Electric machinery and drive is one of the important basic courses of the department of electric engineering and relevant professional. Through analyzing the current teaching state of the course, the author has put forward the method of solving problem in these respects of strengthening the personal...

More and more attention on the power quality of wind farms has been paid recent years, in which harmonic problem is one of the most concerned. On the other hand, power big data in wind farm generated all the time, and the volume is increasing continuously, which can be mined to extract some special or...

Objective To investigate the advantage of teaching the medical diagnostic imaging by opening the case teaching system based on the picture archiving and communication systems (PACS). Methods: In the process of medical diagnostic imaging teaching in the medical university, let the students study independently...

The relationships between leading international companies and subcontracting enterprises like that of the relationship between project principal and the party to undertake the project, both in OEM projects. As the core of the cooperation interaction between both of them contains a wealth of knowledge...

Applied multivariate statistical analysis is a branch of mathematical statistics and a professional core curriculum for the students majoring in the applied statistics. The method of multivariate statistical analysis is playing an increasingly wide range of applications in the realm of natural sciences...

Experience-based teaching mode is one of the new teaching modes. This teaching mode attaches importance to the students participation and their practical experiences. It is more consistent with the goals of psychological health education, which is aimed to construct the college students' psychological...

The method of interference elimination in pollution with fluorescent bacteria is researched. According to the interference of fluorescent bacteria in pollution, the interference elimination method in the pollution with fluorescent bacteria is proposed based on feature separation algorithm, the bacterial...

By means of the extended mapping method, the traveling wave solution for the variable nonlinear Klein-Gordon equation is investigated, which is obtained in terms of the Jacobi elliptic functions. The hyperbolic function solutions and trigonal solutions are also obtained. The numerical simulations are...

The online examination system is based on Java EE. The lightweight Java EE framework technology, such as Struts + Hibernate, is applied to implement this subsystem. In order to improve the system ability of concurrent access, the Ehcache is added in data persistence layer as Hibemate second level cache....

The performance of hot strip mill depends on the cooling process after hot rolling. One important point of improving the technology of controlled cooling after rolling is understanding the effect of process parameters. Heat transfer coefficient is a significant physical parameter during the cooling process....

In order to solve the problems of modification algorithm of NURBS curve interpolation, Such as interpolation time bigger, NURBS curve step error and chord error are not easy changed ,and so on. A novel proposed a modification algorithm of NURBS curve interpolation .The algorithm has merits such as higher...

As a large amount of users are now using the short message service (SMS) for communication, the demand for security is growing much stronger than ever before. User notification encrypted with traditional encrypt mechanism can be transported via SMS only if the encrypted message is encoded into text form....

The precise rotating servo system is a nonlinear system and demands on high tracking precision and stabilization, so it is difficult to achieve an ideal control result using PID control strategy. An active disturbance rejection control (ADRC) strategy is presented to guarantee the state variables of...

Based on the study of the causes of nocturnal traffic accidents, it is found that the poor lighting of automobile headlights at night is one of the main reasons. In order to solve this problem, an intelligent adjustment system of headlights based on machine vision is designed. Through the binocular camera...

Task scheduling in cloud computing environments is crucial for optimizing resource allocation and enhancing system efficiency. In this paper, we present a systematic analysis environment for evaluating various task scheduling algorithms. We focus on three prominent algorithms: Ant Colony Optimization...

The rapid advancement of quantum computing unveils significant potential in addressing various real-world challenges. Notably, the Quantum Key Distribution (QKD) protocol emerges as a promising solution for enhancing network communication security through its distinctive anti-eavesdropping mechanism....

As a valuable cultural heritage, traditional villages embody rich historical and cultural information as well as ecological wisdom. In the process of modern societal development, traditional villages face many severe challenges including aging buildings, functional deficits, ecological destruction, and...

With the advance of BIM technology and the burgeoning popularity of the process, the future of digital design will be gradually digitized by the CAD drawing gradually evolved into the BIM detailed model information system. Article introduced 3D laser scanning technology in this emerging technology, focus...

Aiming at the problem that how to choose the least cost data resources from multiple datasets which have the same contents but different locations for smart grid tasks, a least cost of selection algorithm based on locality is proposed. First, the problem of choosing data replicas is abstract as a shortest...

This article uses the Chinese provincial panel data from 1996 to 2012 to evaluate the effects of fiscal decentralization on FDI effect of income distribution. Our estimation results shows, in the study period,fiscal decentralization can promote the local economic development, which in general has the...

The control of the dissolved oxygen concentration in an aerobic reactor is one of the most important and challenging tasks, because of its strong nonlinearities and large uncertain dynamics. In this paper a hybrid algorithm is used to approach this nonlinear dynamic system using feedforward neural network...

Analysis the existing problems in school-enterprise cooperative education, and explore how to develop the leading function of government in it is the main content of this paper. Through the analysis of school-enterprise cooperative education at home and abroad, and drawing lessons from those successful...

We research the operation of an APP, which collects the data of related products through the members' photographs. We organize the information collected and make a regression model. We use MATLAB to make a scatter plot to understand the task in the APP in longitude - latitude - price distribution in...

Since 2014, College of Design and Innovation, Tongji University and Shanghai Children’s Medical Center established a design-driven collaboration to improve children’s medical care service and experience. By introducing and analysing this seven-year exploration, We found that following the traditional...

In this paper, we use the M language of Matlab software to study the programming and implementation of PID control for a class of simple first order systems. According to the proportional, proportional integral and full proportional integral differential control three cases , We separately conduct the...

With the improvement of the level of medical information, the major hospitals have the appropriate medical information system (Hospital Information System, HIS) to manage clinical medical data. However, because of the difference of HIS, the structure of clinical medical data is also different, which...

While deployable antenna works in space, there are little or no gravity effects on antenna's state, and it is no need to analyze antenna's cablenet system with considerations of gravity effects. But before launching, deployable antenna is to be assembled and tested in ground conditions, so in this situation,...

This paper explains and demonstrates how five-entry education philosophy functions as a mechanism to cultivate the innovation-entrepreneurship intention of college students. From the perspective of innovation and entrepreneurship, this paper, based on the theory of planned behavior, examines the impact...

With the development of virtual reality technology, the power safety training system which is convenient to carry out and reduce power accidents provides a safe training platform for power enterprises. This paper proposed the scheme of electrical safety training system database selection and design based...

In this paper, a novel overcomplete dictionary training method which is based on empirical mode decomposition is presented. The IMFs by empirical mode decomposition take part in the training of overcomplete dictionary, and K-SVD algorithm is adopted in the training process. Simulation results show that,...

The SQL injection attack is one of the topmost threats for web applications. Most previously proposed methods for detecting SQL injection attacks suffer from false positives and false negatives. This paper describes a defense model against SQL injection based on parameterized queries. Results show that...

With the increasing prevalence of social network, research on privacy preserving data publishing in the social network has received substantial attention recently, and the recent emergence of differential privacy has shown great promise for rigorous prevention of information publishing. In this paper,...

In the network public opinion analysis, the K-means algorithm is sensitive to the initial cluster center and outliers. In order to solve this problem, an improved K-means algorithm for optimizing the initial cluster center is proposed. In the improved K-means algorithm, firstly, the outliers of each...

During the last ten years, the healthcare market has been propelled by technological advancements in disease diagnosis, prevention, and treatment. This would not have been possible without the rapid development of AI-driven technology and also the digitization of healthcare operations in response to...

After finishing their senior secondary studies, a majority of students face confusion about what to choose as a career path and take an ample amount of time to decide on it. Traditional counseling methods fail to provide personalized, data-driven recommendations. So many uncertainties and so much more...

With the rapid development of Unmanned Aerial Vehicles (UAV) technology, their applications in agricultural monitoring, search and rescue, environmental monitoring and other fields are increasing. These application scenarios put forward higher requirements for the autonomous navigation and path planning...

Recently, the education anxiety experienced by parents in Haidian and the awareness of competition have seen an upward trend as a result of the push of all sorts of extracurricular and tutoring classes agency. The social issues caused by education anxiety are emerging and growing, especially the involution...

Professional degree graduate education is emerging a reform wave in order to establish core competencies. In this paper, the characteristics of the core competencies of full-time Master of Public Health (MPH) graduate education, core competence indicators, curricula construction, and quality assurance...

The basic principles of quantum mechanics of the photon, describing its single-particle states by means of the wave function in the coordinate representation are given. This wave function is a wave packet constructed by the superposition of the basic bivectors which are eigenfunctions of the operators...

In view of the existing web site credibility evaluation models failing to comprehensively consider the multiple attributes of trust,after learning the D - S evidence theory and fuzzy theory,a new web site credibility evaluation model is put forward in which the trust value is divided into historical...

In order to ensure the safe operation of capacitive equipment in substations, the on-line monitoring technology of capacitance and dielectric loss is implemented. In this paper, the phase comparison method and FFT analysis are used to obtain the insulation parameters such as capacitance and dielectric....

System reliability is a critical aspect of a system, which incurs the proposing of related modeling tools. Tools like Reliability Block Diagrams (RBD) and Fault Tree (FT) provide static representation of system reliability. RBD is a graphical representation that depicts a network of system components...

Contemporarily, with globalization and excess liquidity, hedge funds have achieved rapid development. The investment fields are not only limited to the traditional capital market, but also involve almost all currencies, bonds, derivatives, commodities and financial futures markets. It is of great significance...

In this paper, the identification method of Volterra series frequency-domain kernel is introduced from two aspects: parameter identification and non-parameter identification, then gives prospect. Volterra series theory has been applied and developed in recent years, becomes one of the most effective...

This paper apply robust optimization (RO) to the emergency granaries location. We consider a model of demand uncertainty within a bounded and symmetric multi-dimensional box, then apply RO approach to find out the optimal solution. Finally, we evaluate the potential bene ts of applying the RO approach...

We will firstly apply XDrill compression algorithm to the SOAP protocol. Firstly, this paper makes in-depth analysis of the differences in principles between XDrill algorithm and XMill algorithm, pointing out the underlying causes for higher compression efficiency of XDrill, and confirms this view by...

This educational resource management system can offer a resource sharing platform for students and teachers. Managing various education and teaching resources (digital resources), it realizes direct interaction between teachers and students and direct teaching management and then enhance teaching efficiency...

With the rapid development of the earth observation technology, remote sensing image data is exponential growth, which has a huge challenge to the existing remote sensing processing system. Because of the limitation of single machine processing capability, the processing speed of single machine algorithm...

Aiming at the peak extraction problem in the radon space, a peak extraction method based on AR model is proposed to detect component crack value. A profile analysis technique is used to take profile in Radon space and reconstruct profile with AR model to get a sharp and prominent peak for crack value...

With the constant promotion of the urbanization,the land-lost peasants increase rapidly in China. Land-lost peasants, not only lost their social security brought by their own land, and can't get social security rights as ordinary citizens.If combined with unemployment, land-lost peasants became a new...

Pilgrim's Progress in the form of dream design and describes the human in the life journey of the path to heaven.Pilgrimage to West also describes the four person to hardships to India to obtain buddhist scriptures.In this paper, the author comparative analysis of Pilgrim's Progress and Pilgrimage to...

Human material civilization and spiritual civilization are improved along with the continuous development and progress of the social economy. However, resources we live on are decreasing while industrial waste, car exhaust, and other hazardous materials are increasing, which are threatening the ecological...

Nowadays Software College is still a lack of unified management platform for research information, so that teachers have difficulty in obtaining scientific research data. To improve the level of scientific research in Software College, it is necessary toprovide a superior research information management...

In this paper, through the research on the application layer command of HART protocol, according to the characteristics of wireless network in enterprise information network system, the system network structure based on short range wireless network was constructed, the communication control module RTU...

In order to solve the overflow of aggregation node in wireless sensor network, a novel connection admission control method (Connection Admission Control based on Wavelet Transform, CACWT) is proposed. Based on the burst characteristic of wavelet transform reducing network service flow, border of effective...

College students are the main driving force of social development, the main groups carrying the pressure of civilization and scientific and technological progress. The psychological health of college students not only affects their own growth and becoming excellent, but also relates to the prosperity...

To evaluate the computed tomography (CT) features of the extrahepatic growing hepatocellular carcinoma (HCC) located in the portacaval space. Eleven cases of extrahepatic growing hepatocellular carcinoma in the portacaval space were reviewed retrospectively which were proved by clinical and laboratory...

The development of prefabricated buildings is restricted by the high cost of prefabricated components to a certain extent, and the cost of prefabricated components is determined by the complex relationship between various factors. In order to clarify the relationship between the factors affecting the...

Distributed LT codes on binary erasure channels (BECs) have been widely investigated, but the number of sources was usually limited within ten. In the practical cases we often need to transmit information blocks from scores of sources to a common destination through one or more relays, which encourages...

In this article, fish piers are divided into two categories, piers for unloading fish and providing ice. First of all, the number of berths and pier length are obtained on the condition of discharging quantity of products in the dock, in different years, according to the original standard formulas. Then,...

The surface texturization of monocrystalline silicon wafers based on a mixture of sodium carbonate (Na2CO3) and sodium bicarbonate (NaHCO3) solutions under different conditions have been studied in this work. A series of comparative experiments were made to indicate the dependence of hemispherical surface...

How to both maximize security and minimize the security time has long been a key concern. Based on the requirement and the existing airport security system, we construct a stochastic model to research how to raising security efficiency. A concept of increasing security efficiency is also defined as increasing...

Constructing integrable systems is a significant direction in soliton theory. In this paper, a new system of nonlinear differential-difference equations with variable coefficients is derived by introducing some derivable functions to the corresponding discrete spectral problems. In order to give some...

The increasing number of vehicles on roads brings more risks associated with vehicular travel. In fact, 50 million victims of accidents with personal injury on the roads are reported around the globe every year. Therefore, it is important to have new technologies that enhance active safety and ensures...

With the development of the science and technology, a new business model for publishing tasks over the internet has emerged. This paper mainly focuses on the task completion of crowdsourcing platform and pricing scheme. By packaging tasks centrally, we establish a task pricing model based on partial...

Nowadays, lung cancer is widely present in many countries. The lung cancer has once again become the world’s leading cancer after being surpassed by breast cancer in 2020. Given the huge number of cases, the paper attempts to employ machine learning methods to explore whether there is a possibility of...

Aiming at the nonlinear characteristics of the fault vibration signal of the emulsifier, a feature extraction method based on Empirical Mode Decomposition (EMD) and Sample Entropy (SampEn) is proposed.In this method, the original vibration signal is decomposed into a finite number of intrinsic mode functions...

Outstanding traditional culture is the essence of Chinese nation, and college ideological and political education is the main channel to strengthen the education of national successors. In addition, the combination of traditional culture and college ideological and political education is developed as...

Electrical safety training is one of the important parts of securing the grid operators’health and lives. Micro learning system provides a new way for electrical safety training anytime and anywhere. This paper analyses the design principle of micro electrical safety training system, an then details...

In order to solve the problems of the inaccuracy of node-flow distribution in the hydraulic model of water supply pipe network, a better method to distribute node-flow was presented. The node-flow is consisted of marketing node-flow and non-revenue water. The marketing node-flow was confirmed by the...

The employment security of college students is closely related to economic development, talent cultivation, social harmony and stability. At present, college students' employment is characterized by diversification of the approaches for seeking jobs, the lack of employment security awareness and knowledge...

is introduced the basic principle of weak periodic signal detection based on chaotic vibration subsystem.The shortcomings of the chaotic Duffing oscillator are presented by analyzingthe traditional detection results and detection principle based on Duffing oscillator, To make up the shortage of Duffing...

Expectation-Maximization (EM) iteration is one of the most efficient algorithms for parameter estimation for Gaussian mixture model, which is a characteristic probability density function model for non-Gaussian processes. In general, EM iteration for multi-dimensional Gaussian mixture is too complicated...

The purpose of this paper is to systematically comb and deeply analyze the common patterns of bronze wine vessels in the Shang Dynasty. Through research, it is found that the Shang Dynasty bronze wine vessel pattern not only has high artistic value, but also contains rich cultural connotation. This paper...

Aiming at a class of two order systems with single input and non minimum phase, a sliding mode control method is used to design the controller. And the problem of using Matlab software M language programming is studied. Finally, the simulation results show that the design of the controller and the programming...

With the arrival of the era of big data, wind power forecasting data develops to the massive and multi-dimensional direction. Single computer lack of resources is difficult to solve the problem of wind power forecasting. In this paper, Spark cloud computing platform is introduced to solve the massive...

This paper outlines the main project and purpose of the book “Public organization behavior”, mainly covering public organization’s three aspects of incentive mechanism, leadership and the management serving for public interest. And the content of new public service is expatiated in detail. At last the...

Energy efficiency management system (EEMS) provides effective energy saving measures and high quality energy conservation services; it will achieve the goal of energy conservation through system integration, concordance and optimization to the existing energy, which is particularly important in today's...

Language is a common tool for information exchange. Speech acquisition, preservation and processing make great progress in the field of communication. The emergence and development of digital signal processing technology has a positive role in promoting the development of communication technology. As...

The motor drive system is a servo mechanism to control the four rotor UAV (unmanned aerial vehicle) system, and it is also a key component to control the attitude and trajectory of UAV. Its performance directly affects the performance and safety of the flight control system. The working principle of...

Based on blended learning theory, the paper takes “postgraduate English” course as an example to study, under the background of “Internet +”, how to build a blended learning model which adopts the form “classroom teaching + network interactive platform”. The blending of this mode is embodied in learning...

In order to improve the automatic and efficient evaluation of Command and Control Systems Overall Training Evaluation, a command and control systems overall training evaluation software has been proposed in this paper. A list of qualitative and quantitative evaluation methods is combined to determine...

In recent years, the integration of artificial intelligence (AI) into educational platforms has offered promising avenues for enhancing teaching practices and student engagement in STEM (Science, Technology, Engineering, and Mathematics) education. Minecraft Education Edition, a popular sandbox video...

In the practical teaching course, combined with the supply chain management course the teaching effect is poor, the learning efficiency of students is low, the knowledge is not solid, the ability of solving problem is weak . The primary teaching principle in teaching activities which focusing on the...

In order to save vehicle weight and protect environment, lightweight materials such as aluminum alloys have been widely used in the automotive industry. As a solid state jointing technique, refill friction stir spot welding (RFSSW) process is expected to apply to join automobile body parts made of aluminum...

Gejia is an extremely rare minority ethnic group in China which remains to be identified. From the perspective of the development of ethnic groups, The research Pays special attention to the inheritance and protection of special small ethnic folk sports culture. Using the research methods, such as anthropological...

Power purchase planning is one of the important part of production and operation planning of State Grid. This paper builds an optimization decision-making model of power purchase planning based on grid complex constraints, which can achieve the optimal decision-making of annually and monthly rolling...

Aim to the different needs, crowd monitoring and control is regarded to the key of modern surveillance. But, existing methods are still not good enough to be used on the large-scale spot, for the reasons of effect and efficiency. In fact, witnesses, who stay on the spot, practically act as "smart" sensors...

In order to improve the level of the intelligent of product design, this paper designs resource push method based on projectile multi-dimensional design knowledge which can be edited and updated according to the characteristics of the fixture and tool part because KBE is the key technology in the process...

In this paper, an optimized and innovative routing strategy[1, 2] is proposed for the current poor quality of the laser radar vehicle self-organizing network communication. First, a plurality of users’ quality evaluation indicators is selected to establish a routing optimization mathematical model. Then,...

With the power-supply system information management,it puts forward higher requirement about network bandwidth. Power communication network bandwidth predictive based on business requirement not only ensures smooth of communication, but also is the key technology of enhancing broadband usage. The paper...

Interest is one of the most important factors in senior high school students' career planning, which is related to the accuracy of senior high school students' career planning conclusions. At present, Holland Interest Assessment is the most commonly used tool for senior high school students'...

This paper integrated item domain features, time factors and user ratings, using TF-IDF method constructing single member user preference model in each feature. Then, analyze the interaction between groups of users and the influence of user preference on group model by calculating the similarity of user...

Closed-loop analysis method is proposed for pilot induced coupling with helicopter flight control system in closed loop. Combining with the longitudinal identification model of a certain helicopter, McRuer pilot model, designed stability augmentation system and frequency domain model are established...