Advances in Computer Science Research

Expounds the connotation and research method of Bionics Engineering, introduces the animal bionic information, leaf surface wettability, morphology and function of bionic bionic structure in engineering application, and their research progress and application prospect were analyzed and prospects.Introduction...

The dynamic bandwidth allocation algorithm for GPON system based on traffic detection is proposed, and the algorithm of dynamic allocation is studied. According to the existing problems, the improved scheme is put forward.

In April 2020, Atlantis Press was alerted to fake proceedings articles hosted on our platform. These articles, mostly in computer science and engineering, were generated by the SCIgen computer program and were all published between 2006-2018. Immediately after receiving the alert, Atlantis Press initiated...

At present, China's smart grid construction has been in full swing, with the continuous development of smart grid technology, its business application systems with electric side is also gradually improved, to respect the distribution communications network bandwidth and higher reliability requirements....

More and more colleges have set up the cooperative class with foreign college, and if they want to go broad to study, they must have satisfactory IELTS achievements. So the IELTS teaching is very essential. In this essay, I will show a current situation of IELTS teaching in my college, and introduce...

The spatial-temporal compression achieved by time reversal (TR) can reduce the inter-symbol interference (ISI) and increase the signal strength with low computation complexion. The active TR needs two-way propagation to implement focusing, so it cannot be used in simplex underwater acoustic communications....

This paper explores the construction and development of the think tank system from the perspectives of research focus and important research conclusions from reading through the relevant literature between 2004 and 2015, and they are as follows: the factors that influence decision-making of think tank...

With the further development of linguistics, people gradually realize that emotional factors and foreign language teaching are closely related. Foreign language learning efficiency depends not only on the level of students' cognitive ability, but also on the positive or negative factors in the process...

It is an important measure to reduce the loading rate of the distributing line and boost the reliability of the power supply by the power system. At present, the methods to reduce the loading rate of the distributing line generally include power cuts, capacity increase and load transfer. The text proposes...

In research universities, teaching is the basis of scientific research, scientific research is the development and improvement of teaching. Teaching and scientific research should be dialectically united, complementary and mutually reinforced. The research university must constantly improve the educational...

This paper presents a new method for adaptive spectrum segmentation. In the field of wideband spectrum sensing, spectrum segmentation is regarded as the first procedure to detect sub-band signals. Wavelet Transform (WT) is sensitive to the rising and falling edges of signals in spectrum. Multi-scale...

Today in the promotion of energy conservation, as a clean and renewable resource, wind energy is enjoying more and more attention in the world. To overcome the uncertainty and other limitations of wind, people began to take advantage of high-altitude wind energy. Currently high-altitude wind power technology...

Mobile robot localization in the GPS denied environments is increasingly exerting fundamental roles in a wide range of applications such as SFM and SLAM. However, the traditional single sensor based positioning methods are either unreliable or inaccurate in the long term. This paper presents a novel...

In this paper, we use the largestLyapunov exponent proved that Duffing oscillators system have the immune to arbitrary distribution with zero-mean noise. For theunknown signal, we can use intermittent chaosto realize signal detection. Through experiment simulation, we use the least number of chaotic...

First of all, several data version management strategies in software transactional memory have been studied in this paper, and both advantages and disadvantages are analyzed. Then a novel data version management strategy named Foresight in software transactional memory is put forward. Its design idea...

The development of Internet technology has enhanced the influence of media. The western mainstream media BBC released the documentary Are our kids tough enough? Chinese school, which has aroused wide attention. As few of the western audience has the experience of Chinese education, the image on the screen...

As an important part of the socialist moral education, personal moral education has an important role in promoting the development of social morality. Since the post-90s’ college students are the country's precious talent resources, as well as the future of the motherland, their personal qualities are...

Japan is a developed industrial country, but also a big producer of ceramics, although the total number of sales is lower than China, but the output ratio has been much higher than China. many useful business, philosophy, advanced management experience, cultural cultivation in the history of the development...

The unbalance responsibility of main unbalanced source is an important task of power quality management. This paper presents an unbalanced voltage liability index to measure the imbalance liability problem. Taking into account the power grid can quality monitoring system provides only statistical values...

Understanding the response of plant traits to environmental change is critical. Specific leaf area (SLA) is an important plant functional trait, correlating with environmental conditions and indicating certain ecophysiological traits. Although the SLA-environment relationship has been extensively studied,...

Network is the basis of the army informationization construction, and security is the guarantee for the army informationization construction. The article firstly analyzes the hidden trouble of the military network and the lack of defense methods, and then introduces a new defense system of military network...

The paper models an incorporated multi-period dynamic signaling game between one attacker and one defender with incomplete information. It is assumed that the defender of two types for high and low attribute properties pays attention to his innovation and development by accumulating technologies, while...

In this paper, we analyze the data of aeroengine performance parameters fuel flow (FF). Using the Box-counting dimension method, we find that the aeroengine performance parameters have different power law exponents in the plot for the number of box and diameter of box, which indicates the multifractality...

It is known to all that language is a communication tool with social communicative functions. Communicative competence was firstly put forth by an American sociolinguist called Dwell Hymes. In his opinion, communicative competence is not only about understanding and mastering a language, but understanding...

Aim at the current situation of control measurement technology and GNSS technology, combined with the actual teaching situation of surveying and mapping specialty in university, on the basis of extensive investigation, ‘Control Surveying’ and ‘GNSS Principle’ integrated teaching method is proposed in...

Traffic parameters including vehicle flow and vehicle speed can be acquired through video recording-manual acquisition method. In this paper, fundamental principle of cell transmission model is introduced, which should be established based on the relationship between length of vehicle queue and actual...

The level of Vocational Education in China can be divided into vocational secondary schools, technical schools, secondary vocational schools and higher vocational schools, and only higher vocational education in higher education. Because people pay attention to vocational education is not enough, the...

Engineering flight simulation platform is an important equipment in research and development of the new aircraft. The high-speed and real-time collection and storage system is one of the important subsystem in engineering flight simulation platform. In order to solve two key problems, which are general...

The Energy Router based on Solid State Transformer will be wildly used in future smart grid to meet requirements of huge distributed generation and bidirectional power flow. Based on principle study of Energy Internet & Energy Router, this paper analyses the technical requirements of Protection & Control...

The theory and function of mathematical imaging simulation system based on underwater multi-targets were introduced in this paper. The accuracy and feasibility of the simulation system that had a good image display function and the dynamic simulation function with OpenGL graphics library were provided...

Higher education is one of the sources of innovation talents training in China, and it is responsible for cultivating innovative talents. However, there are still some problems in the process of innovation and entrepreneurship education, such as the goal of innovation and entrepreneurship education is...

The optimization method of electromechanical integration design are many, and including multidisciplinary optimization design has been rapid development. In mechatronics system optimization design, concrete implementation method and application effect that is an important content of mechatronics system...

Single-chip microcomputer and interface technology is a practical stronger course, students are required to not only have a solid theoretical foundation, at the same time, students are required to have stronger practical ability and innovative thinking. In order to improve students ability and understanding...

In order to probe into developing technology for pipe fluid transportation with drag reducing effects by using a flexible tube, an experimental study was performed on the effects of turbulent drag reduction by using sleeve-structured flexible tubes in the operating conditions that there are water and...

With the science and technology progress, CNC system is towards high performance, high precision, high speed, high flexibility and modularity.The traditional computer numerical control (CNC) system is mostly special equipment; users can't extend the function of the numerical control equipment, to meet...

With the speedy development of modern industry, the technology of wastewater treatment plays an essential role in the research of environmental protection science. The tech of Pulsed Arc Electrohydraulic Discharge (PAED) has been intense researched by virtue of its marked treatment effect, low power...

In this paper a general positioning subsystem that used for several kinds of mobile robot is presented. The subsystem consist of a Optical Fiber Gyroscope(OFG) with high precision and a Orthogonal Passive Wheel System(OPWS) which is combination of Swedish Wheels and Optical Encoders. The OPWS is an independent...

In order to achieve test accuracy, the hardware component of the secondary power test system mainly adopts the more mature products in the market. Therefore, as the design of products, this paper describes the design scheme of load cases, including microprocessor MSP430 minimum system design, communication...

This paper puts forward an algorithm for simulating radar climograph which applys multi-typeinterpolation curvesto construct the contour of theradar climograph. The experimental resultsshow that the method is simple and can create good climograph.

Based on the compressive strength experiment of vitrified micro bubbles (VMB) recycled concrete double mixed diatomite calcined and fly ash,this paper adopts the finite element software ANSYS to analyze the impacts of different hollow ratio and VMB content on axial bearing capacity of square double skin...

It is important and difficult for underwater weapons to get ship’s structure parameters from limited physical field signals. The degree of recognition will directly affect weapons’ attacking result. Nowadays, some researchers used acoustic model to recognize underwater object, however, few research about...

Bag of visual words (BoVW) is currently widely utilized as an image representation model. However, conventional BoVW methods usually bring drawbacks such as large representation errors, lack of spatial information and weak discrimination. In order to overcome those, this paper proposes a new image scene...

Manual inspection is currently widely used, but the lack of an assessment of the benefits of the manual inspection system. This paper reviews the artificial transmission line inspection benefit influence factor, the extraction and discriminant analysis of factors, using expert scoring method to determine...

Using fresh purple sweet potato as research material, the different factors affecting the enzymatic liquefied and saccharified of the purple sweet potato starch were studied. After single factor tests, the orthogonal design were performed to determine the optimum conditions through enzymolysis process....

This paper discussed the influence of the self-driving car on the traffic flow, and presented the traffic-density-velocity traffic flow (TDVTF) model and cellular automata model based on multi-agent. From the law of conservation, the single lane, multi-lane TDVTF models and TDVTF models for road network...

The LNG (Liquefied Natural Gas) cabin is a key component in the maritime transport of -163 LNG. The cryo-insulation performance of cabin directly affects the security of LNG transport greatly. Based on a 10000m3 LNG ship, two structural schemes of the LNG cabin are certain, which include their materials,...

Based on the model of multibeam synthetic aperture sonar (MBSAS) and the principle of multiple subarray interferometic, a high resolution multibeam synthetic aperture interferometric imaging algorithm was proposed. Firstly, the algorithm got the target rough position via the Back-Projection (BP) algorithm...

Nowadays, quite a few accidents occur around us. During an emergency situation in public, decisions must be taken in a timely manner. But seldom people have the experiences to deal with such hard situations. So, there is a great need of a simulate system based on network for emergency exercise. This...

This paper uses the soft switch technology, power devices under the condition of zero voltage or zero current conduction or shut off, it can effectively reduce the switching loss,and theoretically zero switching loss.Soft switch technology of switch power supply theory analysis, this paper analyzes the...

Visual tracking has been an active research topic which has a wide application in many computer vision tasks such as intelligence surveillance, vehicle navigation, human computer interaction, and so on. Introducing the background into the template set as the negative sample, the representative ones combine...

The attempts to perform credit system reform are efficient ways for general colleges and universities to make breakthroughs and achieve better development. Credit system refers to the teaching management system under which the students voluntarily choose the courses they want to enroll and evaluations...

Copper content is higher than other metal in the waste printed circuit boards (PCBs), therefore, recycling of copper from PCBs is an important subject not only from the treatment of E-waste but also from the recovery of valuable materials. This article reviews the latest papers on copper recycle processes...

A new method based on Volterra filter is introduced to extract weak signal in strong chaotic noise. A nonlinear prediction model is established by combining phase space reconstruction and adaptive Volterra filter. Self-noise of ship is used for training the prediction model. The model has a good prediction...

The risk attitude of the knowledge sender influences risks in inter-firm knowledge transfer. By introducing the risk attitude of the knowledge sender, a new risk evaluation method integrating Analytic Network Process and BP neural network was proposed. An example was applied to demonstrate this method...

This article first introduces the basic theory of fuzzy control and design of the general steps of the fuzzy controller, the basic principle of fuzzy PID is presented. Then use particle swarm algorithm to optimize fuzzy rules. In the end, the optimized fuzzy PID triaxial stability for unmanned aerial...

The traditional electronic equipment cooling system uses electric to drive water pump, it will consume energy. The motor operating power is constant, resulting in a waste of power. After cutting off the power supply, water pumps stop working so that the heat inside the appliance can’t be cleared. In...

This paper studies the fuzzy PID controller design algorithm, and it has set up a hardware platform for the temperature control system thermal analyzer, respectively with MATLAB tools to conventional PID and fuzzy PID control method has carried on the simulation analysis, and in the actual building experiments...

This paper aims at the characteristic of the teaching of web page design and production course in higher education and analyzes this course on the platform of domestic MOOC. Problems and solutions to MOOC course teaching practice have been arisen. We have designed curriculum steps to deeply discuss experience...

In order to obtain the main influence factors of bearing vibration, based on correlation analysis of fuzzy set theory, channel radius of curvature, channel shape error and channel surface roughness are selected as processing quality parameters to research the influence degree of different processing...

analysising the way of food borne disease infected, the mechanism of various factors on the human body disease, disease type and TCM prevention and treatment of a variety of food borne disease to explore the effect of TCM on the prevention and treatment of food borne disease and prospects. Methods: collecting...

The concept that strict binary relation on free monoids is introduced, some characterizations for strict binary relations is given, the ordering properties of the set of all strict binary relations as well as some subsets of it are exhibited. Moreover, it is proved that the independent languages of co-compatible...

Objective: Take some control measures to reduce and inhibit the dynamic response of the structure during the earthquake, strong winds and other dynamic loads, to enhance the dynamic stability of the structure, to improve the structural capacity to resist external vibration, so that it can meet the requirements...

It is inevitable that all the softwares, whatever it is new or used for decades, are suffering from vulnerabilities. However, the vulnerabilities is being hailed as the biggest security issue in the security industry. The discovery of Shellshock bug makes a new understanding for the basic software. In...

Put forward a compound control strategy, which is designed with extended state observer and sliding mode variable structure control. The angular rate control of unmanned helicopter is validated through a Hardware-in-the-loop simulation, the simulation results show that the proposed control strategy can...

based on the chaotic binary sequence and the baker mapping, this article puts forward an image encryption algorithm combined image scrambling and diffusion. Firstly, we use an improved baker mapping algorithm to scramble the primary image, which expands the range of the mapping to a non-square image....

In order to solve the position control problem of AC servo system, a new control strategy for the position based on sliding mode control and predictive control is proposed. The sliding mode control law is deduced, and according to the dynamic matrix theory, predictive model, controller and corrector...

This paper mainly introduces the basis of principle of laser ultrasonic detection. Then the different laser parameters adjustment in pipeline detection, observe different waveform display. Finally the corresponding conclusions. In order to provide a basis for later testing.

As mobile communication technology developed, a new type of learning method-mobile learning -comes into being. With the continuous development of studying technology, upgrading of studying environment ,and the combination of miniaturization of resources and the advantages of video resources, micro-video...

With the development of computer talents in the increasingly fierce market competition, new industrial core competitiveness and modern service industry rising in recent years, high-tech modern agriculture base constantly emerging, therefore IT talents who have rich practical experience [1], occupation...

Objective:This paper discusses the application of fuzzy synthetical evaluating in engineering field especially in building quality of prestressed concrete frame. Methods: The author brings forward mathematic model to fuzzy synthetical evaluating for building quality of prestressed concrete frame which...

The present paper is aimed at introducing the author’s newly developed decision-making method, known as”intelligent decision-making method for The electric car filling in power station Planning and Management”. As we often see, it is a fundamental method to overcome the difficulties brought by great...

As a new protection, wide-area protection enables protective relaying, and automatic control based on electric power system network communications and comprehensive judgment of multi-point information, which plays an increasingly important role in the secure and stable operation of electric power system....

MOOC and Microteaching?just like "a digital tsunami"?are sweeping the entire education circle. Scholars have different opinions and each of them sticks to his or her argument. By comparing the Great Courses based on WeChat platform, MOOC, and micro teaching, the authors propose the construction principles...

In this paper, a new type of low frequency spherical vector hydrophone is designed. It can be directly installed on the underwater platform and sense the underwater acoustic particle velocity. The sensing element is a moving-coil geophone. The paper described the structure of the spherical vector hydrophone,...

A class of bound growing network models has been defined in this article. We determine some properties of the new models, such as scale-free, power law distribution, degree cumulative distributionn and clustring coefficient. Furthermore, we design two stochastic methods for the new models.

With recently increasing development in tourism, smart tourism, as a product of tourism and information technology development integration, has become the hotspot of tourism these years. Our higher institutions boost a galaxy of talents and technologies and take the key responsibility of cultivation...

With the Vocational Education and Adult Education Division 2017 work points meeting, following the 2016 Xi Jinping general secretary of vocational education important instructions, once again on the work of vocational education requirements, we can see that the prospects for the development of vocational...

Zhou Li records many folk activities and folk rules and brings forward three concepts of custom, traditional custom and etiquette custom. This paper firstly presents a systematic differentiation of etiquette, custom, etiquette custom, and traditional custom according to the content as well as its commentaries...

As an improved method of k-nearest neighbor classification, the local mean-based nonparametric classifier had the ability to resist the effects of noise and classify unbalanced data. When selecting the nearest k samples and calculating the distance between the test samples and the local mean-based vectors,...

Offshore wind power industry develop rapidly in recent years. Offshore wind has many advantages compared with onshore wind turbine. For example, it do not take up land and can make better use of the sea wind resources. However, the flexible components of wind turbines violent vibration will cause the...

Nanocrystalline CeO2 powders were synthesized using stearic acid and cerium nitrate by sol-gel and self-propagating combustion coupled method. Influence of various molar ratio of stearic acid and cerium nitrate on the products grain and colour were discussed. Powder appearance, crystal phase, specific...

To study the health related physical fitness of Chinese Li nationality students of 7-18 years old, the work began with literature, survey, measurement and statistics, at last by independent samples T-test to compare the health related physical fitness of Chinese Li nationality students, there were three...

Underwater complex sound sources have many types. The radiated power of these sound sources was obtained by measuring pressure in the ocean, but the measurement based on sound pressure in the ocean has some uncertainty. The sound pressure for one point or several points is not enough to characterize...

"Task driven" teaching (Task -based Learning) is a kind of wide attention in recent years by the method of teaching. Task drive, refers to the students to study in close contact, life and social practical meaningful task context, by completing the task to learn the knowledge, skills, forming ability....

The segmentation of ribs is one of the key problems for computer-aided diagnosis. This paper presented a novel scheme for rib segmentation in chest radiographs. The Gaussian filter was used repeatedly to remove uneven background of chest. Detail images could be obtained by use of the multi-scale wavelet...

A impulse heavy current grounding test system is designed to research impulse characteristics of grounding devices.Structure and test ability of the system are introduced. The system is composed of four impulse current generators symmetrically installed around a return electrode with 20m radius. Each...

With the rise of digital camera, mobile phone camera, image sensor is becoming one of the most dazzling star around the semiconductor products, and in the image sensor, CCD sensor which is exclusive by Japanese and the CMOS sensor that be contention of a hundred schools of thought are trying to overcome...

It aims at enriching the gaming experience, setting the game free from the mouse and keyboard and converting the ordinary game into somatosensory game. Using motion capture technology, as the motion capture hardware monocular vision sensor, acquire the real-time movement of the moving object by the focus...

This paper explores "Digital Divide" problem of China's online education under the background of "Internet Plus". The existing online education platform, the number of online education users or learners and the online education development status are summarized and analyzed in this paper. Today's online...

Directed networks have been discussed in many literature. For the purpose of understanding and simulating real networks, we design some recursive construction algorithms to generate directed randomized models having some subgraphs like motifs in terms of graph theory.

The life cycle economy of the power distribution network planning scheme is becoming more and more important in power markets. The model of the distribution network planning and the configuration of switches based on the life cycle cost (LCC) of equipment was presented. The main objective is to minimize...

China's land area is vast and the regional differences are significant. The study on regional differences of spillover effect of foreign R&D in China is of great significance to the implementation of the regional policy formulation and innovation driven strategy. However, there are few studies on the...

The influence of contemporary social ideological trend on college students' ideological and political values and behaviors has an important effect on the healthy growth of college students. This paper analyzes the positive impact of social ideological trend on college students 'ideological and political...

A launch & recovery system of a seafloor drill is chosen as the study object, the nonlinear coupling mechanism among the movement of the ship, the umbilical cable, and the seafloor drill caused by irregular wave is investigated, the lumped mass method is used to establish the dynamic model of launch...

This paper researched on the water filled pipe with elastic wall which is widely used in daily life. Considering the existing of the P-wave and S-wave in the pipe wall, the thin shell model and liquid wall model are not applicable. In this paper, the sound field in the water filled pipe with elastic...

With the rapid development of e-commerce, more and more people choose to ship online. Meanwhile, the logistics industry is also booming and express delivery has already become an indispensable part of people’s life. Thus, how to reduce the work intensity of the courier and improve their work efficiency...

This paper took the phase-controlled rectifying circuit as the research object to introduce the working principle of the three-phase rectifier circuit. Based on the PSIM software to build the circuit, this paper analyzed the working condition of the rectifier circuit under various common fire angles...

According to the training target and present situation of applied undergraduate talents in higher education, this paper analyzes the general problems of the traditional teaching model of engineering in colleges and universities at present stage and puts forward the view that virtual experiment should...

Nowadays, due to the lack of Chinese painting test for the admission to art college, lots of students generally have a poor basis and understanding towards Chinese painting. Students do not have a comprehensive and deep understanding about meticulous painting which is an important branch of Chinese painting....

In order to research the reliability of electric power communication network, this paper proposes a kind of vulnerability analysis method based on business. Firstly, it applies the improved fuzzy analytic hierarchy process to evaluate electric power business importance. Secondly, the business importance...