The traditional view states that an online company should not post two different prices for the same product on the website, given the price transparency of internet. So, price dispersion in e-commerce is weighted toward vanishing, driving online deals to reach higher market efficiency than offline....

Normally, Fuzzy decision can show the faintness of the decision resultant, but can't show the faintness of the decision maker. This paper will introduce the concept of the non-normal fuzzy number and fuzzy distance, and then improve on the multiple attribute decision method. This not only can present...

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...

The self-network server follows the concept of "Internet +" and conducts an in-depth integration of the Internet's innovative achievements and the socioeconomic status. By employment of the ultra-miniature web server technology and network environment migration technology, it provides a solution to the...

This paper uses nine domestic ethnic regions long the "New Silk Road economic belt" as the research object, selects the appropriate order parameter and builds synergistic degree of complex system model to test the economic order of the nine regions and synergies of 2001 to2014. It turns out that ordering...

Jsp and Servlet are often used in the WEB development, based on SUN's Java syntax rules, on the basis of most of the time in accordance with the requirements in the face of developing interface directly invoke methods, for the underlying principle and realization process of the Servlet and Jsp not to...

Aiming at the problems in the traditional solar photovoltaic charging control, the MPPT control method of the maximum power point tracking of a photovoltaic cell array is studied. The scheme of the hardware of the controller based on AT89S51 MCU is designed. A high performance control strategy is developed,...

A new method based on fractional correlation theory for estimating the Doppler parameters of the echoes signal is presented. Firstly, a signal array model is constructed with time-variant Doppler frequency. Secondly, one of the Doppler frequency parameters, initial Doppler frequency, is estimated by...

In order to improve the demand of rational layout of public transport system which include buses and metro in cities, this paper propose the method of optimization with Election Campaign Algorithm and extension theory to plan the public transport scheme. Based on the extension method of decision choose...

Sci-tech journals are very important carrier of sci-tech information. With the arrival of the new media age, the channel that people obtain sci-tech information has changed greatly, which has brought a great impact on the survival and development of sci-tech journals and has also put forward a new issue...

Multimedia remote education is an education mode through using computers and computer networks, thereby reaching the purpose that students and teachers can complete education activity in different regions at the same time or in different regions at different times. Traditional remote teaching platform...

In order to monitor the water quality of agricultural irrigation water conveniently and accurately, based on the actual demand of the agricultural irrigation water quality monitoring system, a water quality monitoring system for agricultural irrigation water was studied and designed based on the Zigbee...

Self-driving car can provide road safety and build interactions between driving simulator and drivers. Except for granting freedom to the hands, the main value of the project for self-driving car is to provide road safety and build interactions between driving simulator and drivers. This paper introduces...

In order to repair the errors of 3D solid model, this paper proposed methods that based on half-edge data structure. First, constructed the half-edge data structure through the STL file of 3D solid model. If the topological information is wrong, find the error vertices based on the feature that all of...

In recent years, more and more enterprises establish the knowledge management system to shareÿknowledgeÿwithin aÿcompany,ÿtrackÿprojectsÿand improve work efficiency. However, the increasingly complex content affect the efficiency of gain and share the knowledge. The article investigates theÿpersonalizedÿrecommendationÿtechnology...

In the era of Smart Tourism, the Internet of which the essence lies in the information dissemination inevitably affects the tourism distribution channels. This paper mainly analyzes the Internet's impact on the structure and the function of tourism distribution channel, holding that the Internet information...

In order to improve the accuracy of short-term load forecasting, a combination prediction method is applied of evidence theory combines with ant colony algorithm-neural network. According to a city's actual load data, the ant colony algorithm-neural network as single mode1 is used to its initial forecast....

In order to reduce the number of extracting tobacco's image features and the computational complexity of hierarchical model, and to increase the speed and accuracy of tobacco classification, this paper presents a feature selection method that based on the semi - supervised clustering. First, define the...

Aiming at the limitations of the existing iris localization algorithm, a new method of iris localization is proposed in this paper. The iris image is preprocessed firstly, the center coordinates and the radius of the iris inner edge is located by using Canny operator algorithm; the rough outer edge of...

With the integration of scheduling and control promote, the warn processing function of existing power dispatching automation system such as energy management system need improved. In order to facilitate the supervisor of Power Dispatch and Centralized Control Center to understand the operation state...

This paper firstly analyzes the shortcomings of sequential association rule discovery technology, and proposes the improvement method to make up the deficiency. Then, the paper discusses the data mining method based on association rules. The paper presents research on data mining framework based on improved...

This article describes the big data analysis and processing methods based on cloud platform, and then this paper discusses the function of the safety production supervision system. Big data processing technology can effectively analyze the huge amount of data in the safety supervision, and provide intelligent...

With the fast development of the communication industry in China, the users of a telecom carrier may transfer their business into another better telecom carrier. Therefore, such potential loss may make the telecom carrier more and more challenging.ÿHow to apply data mining technique in the prediction...

A L/S band 6-bit phase shifter for phased array radar system is designed based on SMIC 0.18um standard CMOS process in this paper. The reasonable parameters calculation and optimization are carried out, the circuits layout design is completed, and the phase RMS error of phase shifter is less than 2 ø,...

Based on big data technology and thinking, using comprehensive emergency platform has become an inevitable choice to improve emergency management level, under the background of big data. This paper discusses the concept and the trend of big data, analyzes the relations between big data and emergency...

In order to discuss the influence of the base cavity diameter on the flow field of the projectile, projectile with different diameter base cavity (118mm, 116mm, 114mm, 112mm, 110mm) is simulated. Flow field parameters and the aerodynamic drag coefficient of projectiles were obtained. The numerical results...

Concerning the "Small Samples Size" problem in LDA algorithm and reduce the effects to the SVM face recognition rate caused by random parameters set by human. An algorithm based on combination with the PSO algorithm which was originated form artificial life and evolutionary computation to SVM's parameters...

Using XML file as data source and using DOM for the object of the XML data interface, interactive page is achieved by using ASP. In order to achieve online message editing, UBB code is embedded of the system, so online message system based on XML Technology is achieved. The solution is proved to be feasible,...

Accurate effectively to submarine CGF modeling is to ensure that ships latent simulation submarine force in the basis of physical authenticity and intelligent behavior. In submarine CGF model based on the generic framework for submarine CGF physical modeling and behavioral modeling has carried on the...

In today's world, all countries to speed up the pace of the construction of the fighting, the rapid development of science and technology makes the increasingly fierce competition in the field of military. Combat theory, combat forces, military establishment system as well as a variety of combat system...

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...

"New Silk Road Economic Belt" strategy has become the focus of global attention. It is not only the symbol of China's rise in the world, but also fully embodies Chinese development from international vision. Along the "silk road economic belt" regions, the most important factor is the common religious...

Aiming at the disadvantage of low accuracy of the photovoltaic maximum power point constant voltage method, a photovoltaic MPPT algorithm based on particle swarm optimization algorithm (PSO)is proposed. Based on the analysis and research of the photovoltaic array maximum power point tracking algorithm,...

This paper takes the -stable distribution as the noise model and works on the parameter estimation problem in the impulsive noise environment. This paper presents a signal model and a novel method for parameter estimation in the impulsive noise environment. Firstly, a signal array model is constructed...

Detecting irregularly shaped raw material is the most rudimentary problem of cutting and nesting process in natural stone production plant. The threshold segmentation and background subtraction method could achieve the segmentation of stone slab on the wooden platform in mostÿofÿtheÿcases. But when the...

In order to be efficient and accurate statistics of the electricity consumption and electricity bill, the users can easily check the electricity consumption and electricity bill. In consideration of the actual needs of the electric meter system, an electric meter system of the intelligent community is...

This paper illuminates intrinsic value and behavior of premium option based on expounding exactly the definition of option. To modify the model fit for long-term option and short-term option with variables as Expiration date and dividend-paying policy by numbers of empirical studies,this paper explains...

With the rapid development of the national economy, low carbon economy has become a new type advocated economy in modern agriculture. This paper presents a research method of water quality monitoring system based on wireless sensor network. It is the basis to save energy and to reduce emission in the...

A key and difficult problem of contour study is to prevent two adjacent smooth contours intersect in generation process. This paper presents an approach for smooth curve generation based on a variety of algorithms. The technique combines Delaunay triangular mesh generation algorithm, Delaunay triangulation...

TSP problem is a typical combinatorial optimization problem, which has been applied in many fields in real life. InÿtheÿsolutionÿofÿTSP, it is no doubt that it will reduce some unnecessary calculations if the approximate path is determined in advance. Sequential access restrictions combined with the...

In order to improve the accuracy of the current differential protection, we can detect from the current transformer which can collect reference amount and transfer current. By analysis of the equivalent circuit of the current transformer, the saturation current waveform, the saturation current of harmonic...

Convolution and correlation operations are important tools to solve application problems in the field of signal processing, digital image filtering, earthquake detection, etc. As of today, however, there are no materials that can systematically and completely cover the concept and the specific application...

This paper firstly introduces the whole framework of security RFID system. Then, this paper analyzes the functions of the existing logistics system, and points out the defects of the existing system. Intelligent logistics system is concept proposed recently in the intelligent transportation system (ITS)...

In the process of target detection under complex background, the color of target(foreground)is often similar to the color of the background which causes noise during background updating, and the integrity of the target extracted from the image has been affected. In view of this situation, an improved...

If the response to the emergency public opinion network is not well, the network public opinion crisis will lead to serious damage to public. Therefore, it is urgent to study the risk of emergency network public opinion. This paper, based on life cycle of public opinion, explaines the meaning of emergencies...

This paper focus on the improvement of the aerodynamic drag reducing of the base cavity configuration on the projectile under supersonic flow condition. Projectile with two sorts of irregular shape of the base cavity which is distinguished from the traditional column base cavity is investigated numerically....

Extension fault diagnosis is a new research direction in the field of intelligent fault diagnosis. The extension neural network model is introduced, including its structure and diagnostic principle. But for the problems of subjective parameters setting and algorithm precocious, the extension neural network...

At present, the internet technology develops so rapidly and the video becomes the major component of the internet traffic. The content security of massive public videos is an important factor to the social stability. Among them, violent video is an important class of unsafe videos. We proposed a novel...

Grey scale feature is not sensitive to the deformation and rotation in the image, and has good stability to detect similarity of image sequence. Using grey scale feature as object function, Election Campaign Algorithm considers the tracking windows as the effect ranges and focus center, the problem of...

In this paper, a variety of curve estimation method is used to predict the time series characteristics of Maize Yield in more than 20 years, and it is found that each prediction method has its applicable conditions and applicable scope. Comparison of the parameters of the estimated parameters of the...

In order to avoid the shortage in the parking lot management system in market at present with C/S mode, such as upgrade difficult and high cost and the system rely on computers in workstations, this paper proposed an improved system with B/S mode based on centralized control. In the design, centralized...

Aiming at the problems that the current virtual instrument product mode is relatively single, that the code reuse is relatively low, that the development cycle is relatively longer, and that the drawing modules are relatively more, a multi mode virtual instrument control which is based on GDI +(Graphics...

Point of interest (POI) is the geographic entity to implement urban function. With the development of the city, the number of POI is exploding. We analyzed the POI's macro characteristic of 31 major cities in China. The results show that POI is strongly associated to urban macro economy. Many macroeconomic...

Currently, the Internet is to get rid of the shackles of the PC and step into the era of free mobile-Mobile Internet will drive the development of mobile data services,and provide a vast new space for the continued growth of the mobile communications.To reduce the number of inter-disturb access points...

The main aim of this paper is to give some theoretical analysis for a nonlinear higher order total variation image model. Applying the algebraic approach, we transform the analytical problem of proving entropy dissipation inequality into an algebraic problem about the nonnegativity of certain polynomial....

Geological hazards such as landslides, debris flow and so on are not stable in the Qinling Mountains range. It is necessary to forecast the geological disaster, how to collect the data and transfer the data to the data center in real time. This paper introduces the design of integrated geological hazard...

In this paper, a new method of clock disciplining based on GPS/BD dual-mode receiver is proposed, which can improve the estimation accuracy of clock bias by fusing the GPS clock bias data and the BD clock bias data. In addition, the use of unbiased FIR filtering algorithm to filter the clock bias data...

In order to improve the work performance and mobility of the fault diagnosis expert system, a portable diagnostic client for embedded Linux operating system is developed. The data acquisition module is embedded in the device by analyzing fault-tree based troubleshooting process, using the fault symptom...

Based on information of 1000 samples provided by single nucleotide polymorphisms, analyzing the existing SNP data, using the optimized linear mixed model for data screening of correlation analysis, the coding mode of each given locus bases (A, T, C, G) are encoded into numerical encoding, with correlation...

Computer network maintenance is the most important part in the field of computer development, which directly affects the normal operation of the network. According to the different fault problems, taking the correct solution and having a certain working efficiency are the key problems of network maintenance...

The characteristics of human mind are summarized up after the structure, functions and the working procedure of the eight consciousnesses and the human knowledge structure in consciousness-only psychology have been introduced. The limit of artificial intelligence, processing the formalized partial information,...

At present, the 3D modeling of the small relievo which is lack of real texture or no real texture is a huge difficulty and challenge. The paper provides a good way based on the computer active vision. The slide projector as an active sensor is steered in the principle of the traditional binocular vision....

In order to improve the correct rate of analog circuit fault diagnosis, a method based on SVM optimized with BQPSO is put forward. Firstly, BQPSO algorithm and its steps are presented; Then the performance impact factors of SVM are analyzed, and the steps of SVM parameters optimized with BQPSO are given;...

To overcome the defects of pure integrator initial value of the integral, the cumulative error and DC offset, permanent magnet synchronous motor stator flux observer method is proposed based on full-order state observer. The stator flux as state vector to construct the system state equation, the current...

The modeling of complex control system is usually based on the UML, thus the distributed control system is generally constructed by function block. This paper studies the modeling element: Function Block Adapter, which responsible for the connection of UML-RT capsule and IEC 61131 function block. By...

Present and future digital process control systems need to many requirements,for example,increase security and safety,reduce time to market, minimize training costs,support integrated methodology for implementation,and so on. Process control systems are required to fulfil these requirements in terms...

This paper aims at investigating the machining energy in wire electrical discharge machining. The open kerf was designed on raw martial block to obverse deform resulted from the discharge machining, and the deform on the material block was measured. The density of energy distribution was different along...

GDP is an important index that is used to reflect the economy development and people's income. This paper chooses the annual data of Chinese GDP from 1978 to 2014 as the research object, and establishes ARIMA (2, 4, 2) model by applying the Eviews6.0 software. Then, the paper applies this model to forecast...

According to the denoising technique based on the non-negative matrix factorization (NMF) and Redundancy technique based on discrete cosine transform (DCT), a fusion method is proposed, namely, NMF-DCT dimension reduction method. This method is applied to the dimension reduction of ORL face images. The...

Gas mask in the process of wearing, in the role of breathing air flow, so that the uneven distribution of pressure inside the cover body, resulting in deformation of the cover body structure, so that the protective performance of the gas mask failure. In this paper, this paper takes the gas mask as an...

In order to improve the response and stability on 3D analogue probe, the basic frequency was analyzed on the research of dynamic characteristics.The main components of 3D analogue probe was simplified as a concentrated load model, this paper study the effect of response characteristic and measurement...

In this paper, the function relation of air-to-air missile body structure reliability optimization is studied. The relationship between structure quality and structure reliability of air-to-air missile is studied deeply, and mathematical model between the reliability of missile structure quality and...

In order to solve the time-frequency feature extraction problem of the vibration signal, a fault diagnosis method based on Hilbert spectrum and singular value decomposition is proposed and applied to engine fault diagnosis. Firstly, the vibration signals are decomposed into a series of intrinsic mode...

Regarding to the currently developing tendency of the numerical control technology and the urgent demand of the manufacturing industry to the people who possess professional knowledge, hence this paper indicates the importance of strengthening the construction of NC technology practice teaching base....

According to the calibration principle of the MATLAB calibration toolbox, the transformation relations between four coordinate systems used in camera calibration are analyzed. On this basis, MATLAB calibration toolbox is used to simulate the corner point calibration algorithm of the checkerboard, and...

In order to reduce the maintenance cost and the downtime of large-scale machine tool, the initial weights and thresholds of the back propagation (BP) neural network are optimized to overcome the disadvantages of the slow convergence and fall into the local optimal solutions easily. Based on the GA-BP...

With the development of computer technology in our country, the cost is further reduced and the running speed is greatly improved. Graphics processing and display functions increasingly powerful, the use of more widely used in various fields. Obviously, from the life of human society to work already...

In order to quickly and comprehensively understand some rubber material data, the three layer system structure based on B_S model develop database system of rubber materials by using ASP technology, the Windows7 operating system, IIS7.5 as Web server, Dreamweaver CS6 as the development platform, SQL...

In order to effectively save irrigation water for agricultural greenhouse, combined with Zigbee wireless communication technology and GPRS technology, a water-saving irrigation system of agricultural greenhouse was studied and designed. In this paper, the principle of the water saving irrigation system,...

To improve equipment utilization and guarantee long-term reliable efficiently running for mechanical and electrical equipment, fiber-optic sensing technology is applied to construct mechanical and electrical equipment fiber-optic vibration monitoring system, which can achieve real-time online monitoring...

This paper conducted slot-cutting of wire-EDM 304 stainless steel to investigate the effect of wire-tool speed on kerf quality. The special trajectory of wire-electrode was designed like the letter L, and the width of kerf at the five points in one group was measured with optical image measuring instrument...

In the professional teaching of higher Education, teachers must carry out heuristic teaching on the basic of the actual production and social living, which can results in the goal of improving the quality of specialized personnel training in the university. This paper discusses the epistemology of dialectical...

To study the grinding force of new grinding wheel of microcrystalline grinding wheel. The model of unreformed chip thickness was established. Based on orthogonal test, the influence of grinding wheel velocity vs, axial feed speed vw and radial feed ap were researched and analyzed. Results show that the...

The core and key of cultivating the high-end technical and technical talents are the convergence of the curriculum system. This paper analyzes the effect on construction of curriculum system about mechanical design and manufacturing automation, problems existing in the process of curriculum system convergence,...

Through the comparative experiments between fiber filter and ceramic sand filter, it confirms that the effect of fiber filter is obviously better than ceramic sand in dealing with oily washing wastewater. Fiber filter has features such as highly oil removal rate, long filtration period and large production...

As a new financial model,"Internet Finance +PPP" is popular because of its low cost, high efficiency characteristics. PPP model works on introducing social capital into the infrastructure investment .The combination of the two models will form a new pattern of economic cooperation. And "Internet Finance...