Advances in Computer Science Research

In order to solve the problem that the (OS-ELM) is used in the fault diagnosis of the transformer, the genetic algorithm (Algorithm Genetic) is applied to the on-line extreme learning machine, and a new method of transformer fault diagnosis is proposed. In this method, the number of hidden layer neurons...

The research and development situations of LNG plate-fin heat exchanger (LPFHE) were discussed in view of heat exchange in LNG field in petrol-chemical industry. The basic designing methods and the multi-stream heat exchange processes were illustrated by the cryogenic and high pressure cross heat exchange...

With the development of electronic commerce, consumers can enjoy the convenience brought by online shopping, but they also face problems such as information overload and privacy disclosure. This paper summarizes the personalized recommendation service of big data, consumers' purchase intention and...

As the development of spacecraft, the multi-system leak detection is needed. The multi-system leak detector on spacecraft by QMS (quadrupole mass spectrometer) has been developed and it has been used in the new spacecraft successfully. The problem of repeat and reliability of QMS in long time is avoided....

This paper presents a heuristic approach based on answer set program in bilateral negotiation. The well-founded semantics for general logic program is used to simplify the process of negotiation. In this approach, demands of each side in negotiation are transformed into a general logic program. The process...

Facing the severe challenge of modern firefighting work, fire commander is required to have higher comprehensive quality, especially the relevant chemical specialty, while Chemistry is an experiment-based discipline. Hence,Chemistry experiment teaching is particularly important in Chemistry teaching....

This Task-Based Language Teaching(TBLT. abbreviation) is defined as a innovation teaching method which encourages learners to bring second language into full play and regards improvement of students' pragmatic competence as a goal. It is a common phenomenon that numerous vocational students take less...

Higher vocational education is short for higher vocational and technical education, which is a new education type rose in the wave of our higher education. It belongs to the higher stage of vocational and technical education, also is an important part of higher education. To meet the social demand for...

Under the guidance of sequence stratigraphy theory and method, the comprehensive utilization of seismic, logging, drilling and core data, set up the pear tree fault fault depression sequence stratigraphy framework. Pear tree will sag from top to bottom drill in quaternary, upper cretaceous qingshankou...

It is reported that in 2015 college graduates will reach 7490000. The number of graduates in each record number is not only the employment pressure, but also the housing problem. To solve the housing problem of the university graduates, not only in relation to the graduates of my life and career choice...

Bolt joints are widely used in all kinds of machines. The advantage of them is cheap and convenience. For different application fields, the structures of bolts are very different. They are typically lighter for the same strength and provide better heat conduction. As we know that do FEA (finite element...

With the development of spaceflight activity of human, the number of space debris has increased dramatically. Spacecraft will be impacted by large amount of small debris in space during flight. In order to detect the gas leak in time, a new method of leak detection for spacecraft on-orbit based on acoustic...

Corporate finance theory emerged with the increasingly complex corporate financial decisions and discipline. As an applied discipline, the personnel training of corporate finance should be a combination of theoretical study and practical of the corporate financial decision-making, in order to play a...

With the continuous improvement of the efficiency and effect of big data on grassroots government participation in social governance, government digitization has become an important measure to improve the government's grassroots social governance ability. The purpose of this paper is to explore...

This paper uses four-layer structure model based on the coupled-mode theory and presents the simulation analysis of the effective refractive index of the cladding mode in LC-LPFG. Conclusions are drawn that, when the refractive index of the liquid crystal (temperature of environment), the incident wavelength...

In a single-phase power supply system with the relatively large range of voltage fluctuation, an ordinary single-phase asynchronous motor is difficult to run normally. In order to solve this question, a new type of single-phase asynchronous motor running in the wide voltage range is proposed. In this...

Steel sheet pile of H + Hat combination is welded by domestic H-type pile and wide Hat-type pile imported from Japan,that is simple structure,excellent flexural stiffness and economically repetitious usage.Because of these advantages,it has extensive application prospect.But in the traditional fillet...

The electronic circuit and is based on information and computer basic courses in undergraduate colleges class students, covering the circuit analysis, analog electronic technology and the content of the course of practice, technology and research, strong innovation characteristics, is an important basic...

As a special form of architecture, the internal thermal environment of tents is very poor because of the simple envelop. This paper summarized the research status of thermal environment of tents based on the foreign and domestic research results in this field and pointed out the research direction. This...

This paper applies the refined increasing difference property to XOR-based MDS codes and obtains a lower storage complexity for distributed storage nodes. For a message of kL bits stored in n distinct storage nodes, a data collector connects any k out of the n storage nodes to recover the message. In...

Based on core and logging data, starting from the type of rock, mudstone color, size and sedimentary structure feature, set up the grape Pubei oilfield Putaohua oil reservoir fine sequence stratigraphic framework, draw the sedimentary facies of Putaohua oil reservoir in each small layer, summarize the...

The Helmholtz resonator is widely used as an effective way to reduce noise around the resonance frequency. But the resonator is a single degree of freedom and has a narrow resonance frequency band which determined by its geometry. This paper used three-dimensional finite element method to calculate the...

To investigate what an important role the shunt resistance branch circuit plays in overvoltage protection, this paper firstly analyzed the typical circuit with Kirchhoff's law. Then, by using Laplasse transform and inverse transform, the curves of voltage, current and power changing with time were obtained...

A large-scale cryopump (DN1250 LN2) used in space environment simulation system was designed and its performance experimentally investigated by BISEE. In the design, the cryopanels of the cryopump were cooled by Brooks Model 1020 cold head which with high second stage cooling capacity of about 12W @...

In order to improve image quality in image processing, image enhancement method plays a very important role. This paper makes an exhaustive study of some enhancement methods such as contrast enhancement, image smoothing and image sharpening. And these methods are applied to License plate recognition....

Medical nursing education aims at improving students’ professional ability and cultivating practical medical talents who meet social needs. With the constant change of medical mode and attitudes, comprehensive clinical system cursing and the new form of hospital development, nursing education also carry...

The increasingly mature development of digital technology affects the production methods and operating forms of various industries. From the perspectives of three industries, construct a mechanism model for the digital level of each industry to affect the efficiency of market transactions, and introduce...

We should stick to the demand for traction the principle of probability theory and mathematical statistics course, keep the course of sustainable development, adhere to the quality as the core principles, ensure the coordinated development of curriculum construction. There are many problems in the construction...

Automatic equipment for cigarette sorting and stacking is applied to a recycling process of tobacco in cigarette factory. It takes the place of manual work, such as sorting and stacking cigarettes to transfer boxes. The equipment realizes the functions such as orientation, sorting, steering, and stacking...

This paper designs a realtime speech codec system based on the TMS320C5402 platform, from two aspects of data transmission interface and control interface for the TMS320C5402 and TLV320AIC23 interfacedesign, and through the g. 729 speech decoding algorithm principle research and program optimization...

In this work, the electrical conductance and induced current of 3-dimensional graphene foam (GF) are investigated when the mixture of water and ethanol flows through it. When different mixing ratios of ethanol: water (ethanol: water = 25:75, 50:50, 75:25, and 100:0 by volume) flow through the GFs, their...

Asphalt concrete composite structure has important influence on the performance of bridge deck pavement road. In order to optimize the design the surfacing layer composite structure, using the thick type rut test, direct shear test and low temperature bending test to verifies the performance of asphalt...

Numerical simulation of the PM2.5 filter phenomenon in the internal microstructures of fibrous assembly was carried out three dimensionally by discrete element method (DEM). Eulerian method and Lagrangian method were employed to deal with the gas phase and solid phase respectively. By the direct tracking...

Pear cretaceous fault depression region based on predecessors' study of sequence stratigraphy, in combination with regional sedimentary data, combining well logging, core data to study the distribution features of sequence stratigraphy in this area. Sign and use logging curve characteristics and the...

College students are the master and the future of China and the backbone of China's modernization drive. The cultivation of contemporary college students' constitutional consciousness is related to not only their own development, but also the progress of China's modernization and future development of...

Marriage and family life is an important part of social life, the happiness or not will directly affect the level of personal well-being, but also affect people's evaluation of the individual's society. With the emergence of the social transformation period, the traditional concept of marriage and family...

Sanyangzhuang settlement sites is a ancient villages, which are flooded by the Yellow River in early Western Han Dynasty. A large number of pottery tiles as a part of ancient villages excavated from Sanyangzhuang sites has great value in the study of early Chinese village building. In order to preserved...

The traditional medium and long-term load forecasting methods are mainly carried out based upon model or algorithm, and forecasting results rely heavily on the accuracy of mathematical model, but model adaptability is very poor. Medium and long-term load forecasting lasts long and suffers from lots of...

In this paper, textural features of natural image are researched from the perspective of highly nonlinear approximation theory, in view of the characteristic that a contour of natural image is composed of piecewise regular geometrical curves of the image plane. According to nonlinear approximation theory...

A model on GaN growth in a vertical MOCVD system is presented. Simulations on the GaN growth using the model are carried out under different substrate temperatures. The result shows that during the gas phase translation of the reactants, the adduct reactions decreased and the pyrolytic reactions are...

Based on the sample data of 289 time-honored enterprises, this paper explores how compatible innovation affects the high-quality development of time-honored enterprises by SEM, bootstrap, and hierarchical regression analysis. The research shows that: First, compatible innovation promotes the high-quality...

A structure of magnetorheological shock absorber is introduced to overcome the defect of passive control of oleo-pneumatic shock absorbers. Its damper characteristics are test by vibration test bench, and nonlinear Bingham model is used to characterize the intrinsic nonlinear behavior of shock absorber....

The water and sediment discharge regulation (WSDR) project of the Yellow River is yearly implemented from 2002, while there are few reports about its influence on zooplankton. In this paper, we studied the species constitutions, horizontal distribution and community diversity of zooplankton based on...

Power load forecasting is an important part of power grid scheduling,operation and maintenance.It is also the basis of economic operation and security of electric power system.It has important significance to the stability and development of electric power system.This paper introduces the theory of wavelet...

In recent years, the higher frequency occurrence of benzene leakage accident brings great harm to the country and people's life and property. This paper analyses the types, hazards and accidents measures to dispose of dangerous chemical accident.

This project about how to implement space division multiplexing access technology in free space optical communication is presented. It works in fixed beams switching mode and consists of optical lens based on fiber array of focal plane and optical matrix switch. Based on angle, by setting up the gateway...

Business process reengineering was first formed in the United States, it combines a variety of advanced management experience and ideas, including total quality management theory, lean production theory, etc.The theory of BPR has been improved with the help of advanced experience, and the core competence...

Combining machine vision technology and vibratory feeder equipment, this paper designs a set of flexible vibratory feeding system based on smart camera. This system collects an image of the workpiece by the smart camera Vision MINI and then defines the correct main features of the workpiece such as posture,...

With the world globalization, it becomes a basic requirement to master English language for modern students, which is a problem for higher vocational education because it focuses mainly on technology and ignores the most basic education while both English and Chinese should be highlighted. This paper...

The changes of viewing habits of modern people set new demand for the visual presentation of artistic works, the final presentation depends on the visual information transmission and exchange between the performance object, the author and the embracers. Because the parallel way of transmitting visual...

This paper simulated 7 kinds of rock uniaxial compression fracture under different homogeneity (each sample size is 3) by RFPA. According to the results of numerical simulation, the failure of rock is analyzed as follow. The study results indicate that with the increase of homogeneity degree, precursory...

Non-local means image denoising with bilateral structure tensor algorithm is put forward for the reason that Non-local means(NLM) algorithm has a weaker detail retention and noise immunity. Different from the initial structure tensor, we can get better texture description between similar blocks by using...

The producing dust process of spray drying system in ceramic industry is analyzed by experimental test. Four kinds of spray drying towers with different fuels are tested to determine the dust source. A type of dust removal and desulphurization equipment is developed for the spray drying tower of ceramic...

There are many problems in the traditional equipment management, such as lower efficiency, decentralized information and unable to realize Fault prediction and diagnosis. The system of equipment management based on Cloud and Internet of things was researched. Handhold Terminal based on B/S Architecture...

Based on the market at present the development status of the crib, with people because of the engineering research as the breakthrough point of the design, the existing defects and problems of the crib as a starting point,and designed a combined multifunctional crib. It can not only the conversion of...

To overcome the defects of involute single spiral transmitter, which has a long time weighing and beyond the permissible error easily, we designed a double helix differential quantitative transmission system as the main structure of the up-stream equipment for automatic weighing and pushing of materials,...

Tour guide is the soul of the tourism that plays a pivotal role in the tourism industry. The job satisfaction of tour guide will directly affect the service quality of the tour guide. It has become an important issue to explore the factors that affect the job satisfaction the tour guide. This research...

In order to analysis the impact of governor parameters on the performance of primary frequency regulation, this paper built a closed loop speed regulating system model formed by turbine and generator, which is closer to the practical system. The paper simplify the high-order system in engineering by...

In the past half century, the development of information technology, computer technology and network technology has deeply influenced the production and management of power system from all aspects. SCADA, EMS, GIS and other information systems appeared. But the existing information systems have some...

Higher education is established on the basis of general education of professional education. In the basic principles of education, education and teaching process higher education is consistent with ordinary education. The quality assurance of higher education is a planned and systematic activity. The...

As a typical asset-intensive enterprise, real asset management has a vital impact on enterprise operation and development. With the continuous development of China's power grid, the power grid scale and equipment number are increasing, and the value and quantity of power grid assets is huge. At...

The reliability of process system not only affects the production and qualified rate of the product, due to the imperfect system of process causing the defects in the manufacturing process, but also makes the product producing early fault or reducing the service life. Therefore, the reliability of process...

Fuel injection pump plunger is one of the most important parts of diesel engine, and its processing quality and productivity reflect a country's industrialization and automation level. An automatic feeding system for fuel injection pump plunger grinding process is proposed and designed, which mainly...

Based on guided scrambling technique, the 64B/67B channel code has two remarkable advantages of high bit rate of 64/67 and DC-balance. In this paper, we realize the FPGA implementation of 64B/67B coding scheme and make out a comparison with 8B/10B coding scheme. Testing results indicate that taking resource...

The common on-line detection methods are introduced in this paper generally. Additionally, the application of on-line detection in shanghai distribution network is mainly analyzed and its further popularization is well programmed.

The cooperative diversity technology in code division multiple access system is studied in this paper. Some mobile terminals relay signals for each other so as to achieve the spatial diversity gain. The cooperative scheme in the mobile terminal is discussed. The uplink system model, as well as the receiving...

In recent years, multi-source sensor system has been widely used in military, agriculture, forestry and other fields, the diversity of information performance, the huge number of information, the complexity of information relations, and require information processing real-time, have been greatly Beyond...

The newly developed technology—pigai.org is an effective system in helping teachers mark articles and providing revision feedbacks instantly. The introduction of the system into Xiamen University proved to be a win-win model, and was accepted by both teachers and students. As can be seen from the recently-held...

This paper describes the design of the architecture and circuit block of the RX receiver's equalizer, which is used to reduce the inter-symbol-interference(ISI) in high-speed transmission backplane, and a 3,75Gbps configurable Continuous Time Linear Equalizer (CTLE) and 3-tap configurable Decision Feedback...

This paper mainly analyzes the nurse information system stream and hardware configuration accordingly. In the light of the behavior and need of nurses and patients, this design sets human-computer interaction for the nurses’ information, proposes the concept of its information terminal, and does some...

Chinese traditional culture refers to the spiritual and cultural level, is a sum of various Ideological cultural and sense of worth of the development of the Chinese history. The traditional culture education of college students has unreasonable curriculum, shortage of teachers, lack of subject consciousness...

Moral construction is an important part in the construction of socialist spiritual civilization. Since the reform and opening up to the outside world, the moral construction of our country has made great progress, but at the same time, moral field also appeared some bad phenomena. The reason, to a large...

By constructing a systematic GMM model, this paper uses data from 212 national economic and technological development zones from 2004 to 2018 to study the impact of the management system on the economic development of the development zone from the perspective of data mining and statistical applications....

To the actuality of teaching on software testing, we introduce some innovations: modeling course architecture, developing some unit experiments and a comprehensive experiment, inducting CDIO (Conceive, Design, Implement and Operate) idea of engineering education, actively carrying out cooperation with...

Defect testing system is developed in recent years, which is a source code static analysis technology, mainly used in automatic or semi-automatic software defect detection and prevention, this kind of defect testing tools due to the characteristics of high efficiency and easy to use, has been widely...

The existence of the harmonic seriously influences the quality of the power grid electricity .In order to guarantee the safe operation of power system, it must be accurately detect harmonic and analysis harmonic components in the grid .Usually harmonic signal consists of fundamental wave, every harmonic...

Based on the extended Huygens-Fresnel principle, the analytical expressions for the Strehl ratio(SR) of Gaussian Schell-model(GSM) vortex beams and Gaussian Schell-model non-vortex beams propagating through atmospheric turbulence and free space are derived. The corresponding results are also calculated....

This article mainly studies the problem of particulate matter. PM2.5 and PM10.0 are the representatives of the pollution level. Comprehensive investigation was been conducted according to the location and the vehicle flow. The distance to the street was divided into three types: the point that near the...

In view of the advantages of deep learning model in the extraction of abstract concept, a new text clustering algorithm is designed based on Deep Boltzmann Machines. Based on Replicate Softmax Model and new Deep Boltzmann Machine, energy function of this model is proposed and the detail learning algorithm...

The concrete structures of mud concrete road and bridge road engineering generally faces serious freezing and thawing damage due to small section, large contact area, and the double role of vehicle load and bad natural environment, as well as the salt used to melt snow in winter. In order to improve...

this paper mainly analyzes the patient information system flow and its interface design by the behavior and demand of patients, and puts forward the design concept of the information terminal product. We had a preliminary design of the product form and we divided the system into different level in terms...

Through the 6 months of yoga core technology appearance training to understand the curling athletes in the preparation of curling throwing brain neurotransmitter changes in the situation.The main use of the experimental method, draw them in the preparation stage there is no difference in gender Touhu,...

According to the definition of the Codex Alimentarius Commission(CAC) and the relevant standards, risk communication refers to all stakeholders related to risk, risk factors and risk perception of information and views, including explain the result of the risk assessment and risk management decisions...

The development of cultural and creative tourism product is influenced by the five aspects of the profit, creativity, competition, government and opportunity. The capital, talent, technology and intellectual property constitute its supporting elements, and the financing difficulties and intellectual...

Based on the Three-stage DEA model, this paper calculates the financing efficiency of China's photovoltaic industry, and uses SFA regression model to eliminate the influence of environmental factors and random noise, so as to make the calculation results more accurate. The results show that: firstly,...

This paper designed a two-story intelligent Ethernet switch hardware system in order to meet the needs of Ethernet users. The system includes the secondary power supply module, CPU interface module, switching module, reset module, clock module and POE module. The experiment proved that the intelligent...

The sawtooth wave oscillating circuit was proposed on order to overcoming shortcomings of traditional oscillator. This paper designed a CMOS sawtooth wave oscillator and achieved a good stability. The CMOS sawtooth wave oscillator use TennerEDA 0.25 m process library under the environment of typical...

Through the analysis of the information source, the information quantity and the information transmission way in the experimental teaching and management system of colleges and universities, it is necessary to establish the information and information feedback system to obtain the quality information...

To get a more comfortable working and living environment, air conditioners and fans are widely used indoor. Considering that indoor air quality is closely related to people’s physical and mental health, a university dormitory is selected to measure indoor particles concentration. The possible relationship...

In order to overcome the disadvantages of Fuzzy c-Means(FCM) and possible clustering algorithm in the practical application of interval data, an improved FCM-possible clustering algorithm for interval data is proposed in this paper by combing their merits. The improved clustering algorithm introduce...

With the development of social economy and the progress of science and technology, the dangers of fire for human is obvious. Therefore, carries on the effective prevention and control, reduce the loss brought by the fire to the smallest degree is the key of the current research on fire prevention and...

Through mathematical analysis, the motor is established, and then the tracking stability control loop is set up. The control loop is designed to correct the network design and improve the stability and tracking performance. Research shows that through the stabilization loop lag correction network design,...

Air pressure is an important parameter for the air spring on a marine diesel engine. The pressure can be indirect reflected according to the spring camber, and the spring camber means the distance variation among the measuring points of air spring. So, in order to obtain the air pressure of marine diesel...

Developing technology is critical for the lithography technology in the field of integrated circuit (IC). The developing nozzle and process are the "hard” and "soft" technology, respectively. It is the continuous improvement and innovation of developing nozzle and process that drive the rapid development...

This paper aims to estimate the dependence between macro-economy and stock market volatility. Firstly, we employ independent component analysis (ICA) to excavate the independent driven factors of the macro-economy and name all the independent components. Secondly, we assume that all margins are submitted...

Publication is always the very important method for preserving and spreading the folk culture. In the Internet age, spreading on line gives more opened and polybasic spreading methods to the folk culture. According to the relative research of folk culture in Jilin Province, there are four spreading paths...

With the rapid growth of Internet users, how to quickly find the hot spots and sensitive topics of forums, microblogging and other social networking sites, to achieve forecast and early warning network of public opinion, it’s a huge technical challenge to the researchers. In this paper, Redis memory...

In order to measure the shallow wave velocity and improve the accuracy of traditional observation by naked eyes, we design the measuring device of shallow wave velocity. We use dripping to start the shallow wave, capture the image at a fixed time interval for the video of shallow wave, and get grayscale...

To improve the accuracy of strapdown inertial navigation system(SINS), a non-orthogonal installation scheme of inertial sensors was put forward for single-axis rotating SINS in this paper. Firstly, the principle of single-axis rotation modulation technology was expounded based on the error model of inertial...

Cooperative learning is a teaching form which takes students as center and group activities as base. Through the way of cooperation, the teaching form promotes learning strategy system. Cooperative learning is practical and creative teaching strategies which is widely used in many countries currently....