Advances in Computer Science Research

In this paper, we propose a low complexity two-dimensional direction of arrival (2D-DOA) estimation in monostatic multiple-input multiple-output (MIMO) radar with double parallel uniform linear arrays. The proposed algorithm uses propagator method (PM), which does not require any eigen-value decomposition...

The paper give a method according to the formation mechanism of the crankshaft’s oil film lubrication, positioning Newtonian fluid lubrication, determine the boundary conditions of the Reynolds equation. Then calculate the oil film thickness equations according to its mechanical principle, simplify out...

Chinese government started the health care reform in 2000. The purpose of the reform is to provide better health care to the people living in China, as well as to make health care available to more residents. The first goal has been achieving gradually, yet the second one was compromised by the rapid...

group counseling, from "group counseling", refers to the group counseling in a team environment is a kind of psychological counseling, with the team and the collective power to help themselves throughout the process.Coaching technology, translated from "coaching", is the current relatively new means...

The exploration risk is the most important factor that hamper the development of shale gas industry now. So in this paper we try to analysis and appraisal the exploration risk in order to help the investors to make investment decision. Through analysis we know that there are two kinds of risks: one is...

This paper based on the Grey Theory and Markov Theory, the Two Order Grey Markov Model(GMM(2,1)) is established. The modeling process are analyzed firstly, instead of using only one theory model or only using GM(1,1) in the past, this article also through a real instance comparing GM(1, 1) ,GM (2, 1)...

Regression Test Selection (RTS) techniques have been proposed to increase the effectiveness and reduce the cost of regression testing. Researchers stated numerous types of approaches for selecting regressing test cases, and those methods can be grouped into two categories, code-based and model-based....

VR technology, a brand new technology developed in the 20th century, is a mutual combination of virtual and reality. Its implementation is a computer simulation of virtual scenarios thus giving people a sense of scene immersion. With the continuous development of social productivity and the continuous...

Joint surfaces widely exist in mechanical assembly structures, the local stiffness and damping have important effect on the whole dynamic analysis of the structure. In this study, proposed a normal contact damping forecast model and analyze its damping characteristics, based on the microcosmic mechanism...

This article is presented based on the wireless sensor node design and algorithm of vehicle tracking localization of research, the use of wireless sensor network with low cost, low power consumption, multi-function, the characteristics of the sensor nodes deployed in monitoring area, through the vehicle's...

In recent years, the change in Korea Exchange has aroused the world’s concern for financial derivatives. In this paper, we analyzed the reason of the KOSPI 200 index option’s success and the impact of launch of KOSPI 200 option. We used GARCH-GK (1,1) model analyze the changes in volatility of KOSPI...

Based on the structure characteristics of miniaturization, portable, a non pressure-accumulated and handheld fire extinguishing bomb was designed, using hot aerosol to inject ultrafine powder. In order to achieve better gas driving force, at the same time inhibit the high temperature caused by hot aerosol,...

Humanistic quality education plays a very important role in the all-round development of flying cadets. A flying cadet who is intelligent and lack of virtue may be more powerful, the greater the threat. This article from the concept of humanistic quality, analyzes the significance of humanistic quality...

Some reflections of university students on cultural connotation of digital reading were presented in the paper, aiming to enrich its core elements through an analysis of fundamental cultural connotations so as to support the structural optimization of educational system and cultural education on digital...

The faster and faster development of information network drives the progress of the society. The application of computer in people's daily life is becoming more and more widely. Computer science and technology do not only provide university libraries with new tools and means, but also change university...

With the development of computer technology, the application of computer technology in foundry industry is becoming more and more widely. This article designs the casting process parameters database through the Delphi technology, and with management and query of the casting process parameters database,...

In this paper, according to the characteristics of time-table problem. A Novel Firefly Algorithm was used to solve time-table problem, the algorithm was experimented and the experimental results show that the new algorithm to be successful in time-table problem. The experimental result demonstrates that...

This system using the sunplus SPCA561A CMOS image sensor collect the image information, using SPCA563A as image processing chip, image obtained by analyzing and processing the data, and draw the corresponding information, so as to realize the image color, shape recognition, and other functions. To distinguish...

This paper introduces the local area of cultural spreading is studied in the model of the path length in complex networks, and the timeliness and stability of the media with different topologies analyzed. Taking into account of the study and imitative behaviors to the other gamers in the information...

On account of the promising performance in accuracy, maximum margin clustering (MMC) has attracted attentions from many research domains. MMC derived from the extension of support vector machine (SVM). But due to the undetermined labeling of samples in dataset, the original optimization is a nonconvex...

E-commerce is the inevitable choice of enterprise development in network era. Although the infrastructure, IT professionals and capital are relatively lack and the management also has different characteristics, the small and medium-sized enterprises still in an urgent need to blend in the tide of network...

with the rapid development of network technology, Network security management problems highlighted increasingly. This paper proposes a model of network monitoring service based on service-oriented architecture (SOA), Because of its low coupling,has nothing to do with the platform , SOA is good to solve...

Taking the opening of high-speed railway as an exogenous event, this paper uses the panel data of the opening information of high-speed railway and the formation of A-share listed companies in cities of Zhejiang Province from 2010 to 2019, in order to investigate the impact of the opening of high-speed...

In order to improve the measurement accuracy of binocular vision system, a structural model is build. On the basis of it, relational features between target point and structural parameter of system are analyzed, and the effect of each parameter to the measurement accuracy is simulated. According to simulation...

In recent years, macro-economy is rapidly changed with high-speed development of Internet technology. In addition, the change will be further extended in future development, thereby completely changing traditional business model. Mobile Internet produces the most profound influence in many Internet forms,...

In recent years, with the continuous improvement of competitive sports in China, more and more scientific training methods and methods into the sports training. In our hurdle training, coaches are often concerned with problems in the field of technology and their solutions, and to explore the improvement...

Mechanical engineering is the profession in which knowledge of the mathe -matical and natural sciences. The concept for matrix Fourier multipliers concerning bivariate tight multi-wavelet frames is introduced in this paper. Based on matrix theory, a sufficient and necessary condition for a matrix–valued...

A high order sliding mode control (HOSMC) algorithm is proposed to control the nonlinear system with parameter uncertainty in this paper, with the purpose of the chattering avoidance. According to the aircraft antiskid braking system(ABS) model, a HOSMC algorithm is presented and a bipolar sigmoid function...

Through the Delphi technique combined with the application examples, this article processed design for the basic functions of the database system of casting process, through the three dimensional diagram of a casting, it processed draft Angle operation, minimum cast hole operation, the machining allowance...

Computer software engineering has an irreplaceable role in the information age, and it also has important influence to promote the development of computer technology. The project development of computer software engineering has a certain complexity and contains relatively much content. As a result, the...

Boiler efficiency is influenced by many factors. In order to find and realize optimum efficiency of boiler , the concept of controllable operating parameter is introduce to select the parameters and optimize them. Finally, 3 parameters are determined to participate in optimization, namely, excess air...

One of the most important links in current development of China's scientific and technological innovation system is to establish a scientific and technological innovation platform in universities, which is also a key part of scientific and technological innovation in Chinese universities. Its purpose...

The research field of legal profession includes related legal features of computer evidence and its recognition process thereof. Evidence technical features and acquisition techniques thereof are researched and calculated from technical angle in computer field. Since forensic discipline belongs to an...

Through the analysis of big data of enterprises, this paper studies the industrial development pattern, external contact pattern and internal urban contact network of the Pearl River Delta. And through the mining of network big data, such as public comment data, microblog check-in data, this paper evaluates...

A closed-loop control algorithm has been developed for suppressing the vortex shedding of flow past a circular cylinder in an electrically low-conducting fluid (e.g. seawater). The intent is to avoid both vortex shedding and flow separation from the body, which is achieved through the introduction of...

Ant colony algorithm is a new heuristic optimization algorithm suitable for solving complex combinatorial optimization problems. Traditional ant colony algorithm converges slowly, and falls into local optimal solution, this paper presents a negative feedback connection weights improved ant colony algorithm....

Support vector machine is a classification algorithm emerged in recent years and has been successfully applied to many areas, and least squares support vector machine is a technology developed from the traditional support vector machine and has important researching significance. Firstly, this paper...

The large scale service computing issue is concerned with appease the demand of a assemblage of subscribers with a magnanimity of capacitated service data at minimum deplete, but a subscriber can be severed by more than one service data. Described the physical model of mingle assimilate (or mingle acquittal)’s...

With the graduation of sports subjects in the examination will gradually increase the score, Sports senior high school entrance examination reform and continuous improvement, will focus on the development of sports quality period. This paper analyzes the physical education teachers of urban middle schools...

The over capacity of steel and structure adjustment of iron production cause the producing elasticity. As the major raw material, the demand of iron ore fluctuates significantly and it brings great trouble for steel enterprise in business decision-making. In order to improve the management decisions,...

The rapid development of market economy and China's entry into WTO did not only bring opportunities and challenges for the enterprises of China, but also brought opportunities and challenges for the industrial and commercial administration. In order to adapt to the change of government functions and...

Zhou Li of the pre-Qin Dynasty records the early agricultural production technology communication, reflecting the Warring States period of China's agricultural management of the relevant information. On the basis of the previous research results, this paper discusses the object, the way and the main...

On the basis of studying to the SIR model, considering the spread of Ebola and the delivery systems, the drug allocation model is set up to optimize the distribution of drugs after the outbreak. Considering that the severity of the epidemic areas are different and their economic level is low, we establish...

The TSP is a typical NPproblem. Therefore it is very important to the optimization for solving TSP problem. The genetic algorithm is one of ideal methods in solving it. However, the traditional genetic algorithm has the problems of slow convergence speed and local optimum. Aiming at the existing problems,...

According to the unique characteristics of foundation structure design and incorporating with the practice of a construction of mass concrete foundation, mass concrete material selection, mixture ratio design, pouring and curing technology, temperature measurement and control technology are presented...

In this paper, a probabilistic model checking method for mobile robots path planning problem is proposed. Since surroundings always affect the behavior of mobile robots, four main environmental factors are analyzed as influencing parameters. With the map built by randomized sampling-based method, we...

As we all know, language is the tool of human beings for communication. Culture is a complex social phenomenon and is intimately connected with language, while the use of language is for communication, so it is must to understand the language cultural background for a better use of the language. To truly...

To solve the problem of establishment for Secure communication trust engender and the problem of mixed cloud secure communications need to relay on the IAAS to transmit the trust, it presents a new trust root function drive by a trust root-alternate array and image root divisions function made of multiple...

Comparing with the conventional data, big data has characteristics of Volume, Variety, Velocity and Value. The widespread use of big data poses a challenge to data processing, inducing more concerns and studies in big data processing technology. This paper researches on the basic flows of big data processing...

With the rapid development of internet, the efficiency and security of authentication and billing system is attracting more and more attention. This paper proposed an advanced authentication and billing solution by integrating the advantages of radius and 802.1x protocol for the consideration of internet...

In twenty-first Century, the theme of social development is innovation, and in the field of education, the innovation of higher education has been prompted in recent years, but the effect is not very significant. This is not only a traditional influence, but also a social atmosphere, but the lack of...

Based on a framework stemming from previous literature and the neoclassical growth model, this paper examines how the Asian financial crisis might be associated with Thailand's per capita GDP growth slowdown after the crisis. The paper first looks into the probable effect of the crisis on Thailand's...

Fitness equipment is an important tool and means of physical education curriculum in colleges and universities. In order to improve the scientific, reasonable management of college fitness equipment, this paper studied fitness equipment management system based on a combination of .NET and MVC, the system...

Finance has already become one of the most popular majors in recent years, and many colleges and universities have especially set finance major to cultivate talents in this field. However, in recent years, there is a structural imbalance between demands for this major and supply of finance talents in...

Focus on describing the transmission of infectious disease, this paper mainly develop a new model--SEICD. The model is based on the classic infectious disease model called SEIR. In view of the characteristics of most infectious disease, we make a series of improvements in depth. By the improved model,...

With the development of society and the prosperity of science and technology, crazy exploiting by human beings, paying no attention to the complementarity and protection of resources, these result in strict overall consequences. Only the green design with the establishment of "sustainable development"...

With the rapid development of information technology and the internet of things, the future electric equipment not only needs to monitor power state but also needs to be able to be dispatched and remotely monitored. In order to adapt to this trend, we develop a smart monitoring device based on wireless...

To solve the problem of reckoning the Cloud Serves Computing Search in cloud serve arithmetic linear analysis, the paper has proposed a search method and ameliorated arithmetic based on foliation related iterative intimates speck (IRICP) of the maximum deviation. The cloud data and its coefficient matrix...

With the flourishing development of information high-tech industry, the demand of Japanese talents is mainly on applied talents who specialize in both Japanese, science and technology. The 2+2 cultivation project cooperated with Japanese university is the best way to achieve the cultivation of talents...

In the construction engineering application, frame shear wall structure engineering construction technology can simplify the complex construction steps, and improve the overall quality of the building, to ensure the use of performance. Along with the construction of the construction engineering structure...

In the rule of law, the law would have been a clear, openness, institutional rules that everyone should follow. However, in our country, "rule of man" is still overwhelming "rule of law" in some places at present. From the nature, source, time, objects, and methods of supervision investigate five cases...

Increase in the investment in marine science and technology can effectively promote the development of marine science and technology and industrialization. Based on the existing literature, this paper measured the relationship between marine economy growth and investment in marine technology through...

In the artificial neural network, BP neural network is a multilayer feedforward neural network which is used widely. BP neural network uses a classic BP algorithm, and it is in accordance with the error back-propagation algorithm for learning and training. This paper first analyzes the basic idea of...

Permutation flow shop scheduling problem is a complicated global optimum problem. A number of intelligent algorithms have been used for this problem. In this paper, a plant growth simulation algorithm was used to solve permutation flow shop scheduling problem. The algorithm was experimented and the experimental...

Based on the graph theory and immune algorithm, this paper produces a medicine delivery system in West Africa where the largest and most complex Ebola outbreak takes place. Firstly, the delivery destinations where vaccine or drug is badly needed are selected using the map of cumulative cases in different...

With the rapid development of rural economy in China, fire threat faced by villages and towns and the loss caused by fire also increase. At the same time, compared with city, in villages and towns, disaster relief facilities for fire emergency management are weak, and the decision support systems are...

According to the structure of dynamic compaction machine boom, under the condition of each parameter, lists the boom in sudden unloading conditions of motion differential equations, using the finite element software workbench analysis rammer suddenly unloaded and the changes of stress with time to find...

Capital asset pricing theory is one of the most popular issues in modern finance research. In the form of research review, this paper sorts out the research history of the four most famous capital asset pricing models, points out their advantages and disadvantages in combination with the relevant empirical...

With the rapid development of chain hotel enterprises, the urgent need of high quality chain hotel management personnel. It is an urgent need to solve the problem that Chain hotel management professional personnel training how to meet the needs of the enterprise. In this paper, we introduce the corporate...

In this paper, a sliding mode controller based on new type of approach law is applied to double inverted pendulum(DIP) in order to weaken the chattering and shorten the approaching time, ensure the system to achieve better dynamic quality and stabilize the DIP system around equilibrium states. Further,...

Blood storage the information on human health, many diseases need to test blood index. Physiological and the pathological changes of the organism often cause the changes on blood component, blood biological indexes monitoring has important significance to improve health level and prevent diseases. This...

ZigBee and Bluetooth are the wireless communication technologies that play an important role in wireless ad-hoc networks. This paper analyzes and compares different low-power control strategies used by two kinds of technique standards, furthermore, we observe the current consumption, and then come to...

For the current express industry, the paper sets out to explore the causes of delay during transport-using the big data technology, collect appropriate freight data, and establish corresponding analysis indicators and corresponding training set, using Mat-lab and other tools for simulation and training,...

This paper analyzes the key points of ecological landscape space design in the planning of Agroecological Sightseeing Garden according to the living example. Use theoretical knowledge to establish regional characteristics of agricultural ecological style and create a sustainable development of Agroecological...

TRIZ is one of the most important tool for innovative design. But the theory that how to use the tools of TRIZ to solve problems isn’t mature. So, this paper puts forward a method, which introduces how to use contradiction matrix to solve problems that we meet when we design products. Firstly, we should...

Environmental protection is the development theme in the world today. With the development of the economy, the environment attracts people's attention more and more and has become a common problem faced by human in the 21st century. The impact of packing materials on the environment is an important topic...

Criminal is an important legal course, and its teaching method is especially important. Teaching is a process combines teachers’ teaching and students’ learning together, both of which are indispensable. The concept of teaching reflects people’s collective understanding of teaching and learning activities’...

Industrial wasteland is a special landscape type. It is negatively influenced by severe human disturbance, which has higher heterogeneous characteristic and weaker stability, and in which various natural process including water and biological ones may be influenced. Many environmental problems occur,...

Input validation is the problem that need to solve for all Web applications, to calibrate data for its constraints and rules. The Struts2 framework provides a variety of check method, and validation.xml file is the most common method in this research. Firstly, study Struts2 framework architecture composed...

To predict the aircraft collision unsafe event effectively, a feasible modeling and predicting method based on Hopfield neural network is proposed. First, the basic idea of Hopfield neural network is introduced, and then the principle of Hopfield neural network is expatiated. The simulation indicates...

With the development of economy, our country's community ecotourism has entered a period of stable development, the scale of the community ecological tourism market is growing, and the economic value of the community ecological tourism is growing too. Domestic academic circles and business circles have...

Smart phone becomes a popular photographing tool, the demand of printing photos on smart phone will certainly has huge growth. WeChat is a mobile communication service developed by Tencent Corporation; it has millions of smart phone users in China. In this paper, we described a distributed photo printing...

With the reform of Chinese electricity spot market, hydropower stations need to be responsible for their own profits and participate in market bidding. Due to the repeatability of spot market bidding, hydropower stations need to accurately evaluate their bidding effect to guide the improvement of their...

Externalities constitute an important research area of modern western economics, and mark a distinctive feature of electric power auxiliary service (EPAS). By integrating the theory of externalities to the study of EPAS, this thesis ex-pounds the definition, category and influence of externalities of...

The cold brittleness of propellant at the low temperature is the main cause of the large amount of fraction when launching and easily leads to safety accident. The discrete element method is described in this paper. The propellant particle in the charge is discretized into a multi-body system which consists...

With the continuous urbanization, Land-use patterns are changing fast in the Wohushan region of Jinan. Four-phase RS images, including the TM data of 1987, 1996, 2006 and 2015 were selected to classify this area by using supervised classification of the maximum likelihood method. Detailed land-use types...

Currently, a large number of electronic equipment like digital camera, mobile phone and others are widely used in teaching and research in universities, so it is natural to form some digital photos which have become the certificate for the university development, materials and information publicity as...

Noise of gas jet is one of the main noise sources for solid rocket motor, the jet flow field parameters plays an important role in the radiated noise generated. An implicit large eddy simulation (LES) methodology is performed of supersonic gas jet flows in this paper. The flow-induced noise generated...

Computer simulation is a discipline which intersects operations research, mathematical statistics and computer science, and it dynamic simulates system or process by using computer. The paper studies financial institution queuing problem by using discrete event system modeling and simulation to provide...

With the development of society, the importance of ideological and political education has become increasingly obvious, and countries all over the world have paid much attention to ideological and political education, during which the methods of ideological and political education are of the same important...

The fundamental matrix contains all of a camera’s inner and outer parameters. So estimating the fundamental matrix is an important issue in 3D reconstruction and even the whole field of computer vision. As for the accuracy, stability and universality in calculating the fundamental matrix, this paper...

In this paper, a high precision biaxial solar tracker is designed, which is an application platform, can be used in solar photovoltaic projects and solar heat projects. Based on astronomy algorithm, we write a program in a Delta PLC to get the position of the sun by calculating its azimuth angle and...

To use the single prediction method to forecast the flight mishap, due to the limitation of single prediction method, there exist many advantages such as instable calculation and uncertain result. The combination model based on the prediction results of the single model is introduced in flight mishap...

Power available transmission capacity (ATC) is one of the important topics of research in the electricity market. So this paper puts forward an available transmission capacity calculation method considering the risks in electricity market environment. Firstly, establishing a regional available transmission...

The thesis deals with the design of intelligent household environment monitoring equipment by the use of ZigBee technology. The system design takes STC12c5a60s2 single-chip microcomputer as the core module of data acquisition terminal. It is a ZigBee-based wireless sensor network acquisition system with...

Logistic systems have received considerable attention in the last 10 years, as they constitute one of the cornerstones in the design and control of production systems and the modeling of supply chains. Agricultural product logistic system is the necessary process and fundamental guarantee for the development...

The invention of 3D virtual fitting technology not only reflects the extension of fitting room in traditional shopping mall, but also breaks the restriction of reality, so users can have richer virtual fitting experience and the technology widens consumers’ selection on clothes. The development of 3D...

As the increasing of residents’ income and the improvement of living standards, the number of mass entertainment increased. With its growth, the pressure of competition is becoming more and more obvious. Because of the high pressure working mode, a lot of people are in the sub-health state. They urgently...

This article through the association teaching mode on sensory, theory and practice teaching mode, the combination of life and art teaching mode, describes the system of modern information technology teaching mode and teaching mode, demonstrates the utility of interactive multimedia network and the clothing...

Beijing-Tianjin-Hebei integration, as a national strategy, has put forward higher demand for alternative clean energy so as to solve environmental pollution and resource exhaustion. The large scale of extreme weather such as smog, has increased people’s worry about environmental pollution; while at present,...