This paper takes listed companies as objects of study, building recognition the model of accounting information distortion in listed companies and putting forward selective methods of sample indexes of accounting information distortion recognition research; and on the basis of factor analysis, this paper...

with the quick development of express industry, the courier needs to safely and quickly send things to customer house. As for customers living in the high building without elevators, it is very dangerous for courier carry large-scale things such as refrigerator, TV sets to upstairs and downstairs, which...

With the rapid development of electronic technology, household devices have been developed to automatically sense environmental changes by automatic sensing system. Smart home, the trend of future lifestyle, has been payed specially attention both in academia and industry. Smart home system covers the...

In many industrial fields, there always exists mechanical regular movements, for example, the movements of reciprocating pumps in an oil field, which brings limitation for the detection. The tranditional methods including background subtraction cannot be used directly. In order to fit the scene with...

At present, digital learning terminal has larger impact on people's lives and students learning, and is likely to become more mature in a short period of time in the future. New digital terminal is built on the basis of reading. It is a dedicated terminal which is interactive, relevance, openness and...

Music therapy based on computer technology has now become a popular way of psychological disease treatment. The treatment's main medium is music signal. Send music signals through computer, and then pass it to psychological consultant to make him get some energy to change his state of body and mind....

In wireless sensor networks (WSNs), although there are many existed schemes for the local eavesdropper. However, a global eavesdropper who is well-equipped, highly motivated and has the ability to compromise node can make those method invalid, so that those existing techniques can't be against such attacks....

To obtain more accurate results of optimization calibration, an improved self-adaptive bat algorithm of camera calibration was proposed. Firstly, step parameters were set adaptively so that the objective function could avoid local minima. Secondly, the improved bat algorithms used in non-linear camera...

Identity authentication is a crucial security issue in wireless sensor networks, because wireless sensor nodes are typically deployed in an unattended environment, leaving them open to possible hostile network attacks. We propose a new identity authentication scheme based on the behaviors of node in...

The paper conducted a comprehensive scoring and ranking on the public welfare investment value of all the universities and colleges in America through establishing the comprehensive evaluation model. Firstly, those universities and colleges with insufficient information disclosure were removed from the...

Clustering Algorithms has been widely used in Ad hoc network with its ability to construct network quickly, conveniently and flexibly and without the need of default network infrastructure. In this paper, Firstly, some shortcomings of the typical algorithm AOW (adaptive on-demand weighted algorithm)...

With the rapid development of Internet, the search engine becomes an important tool for searching information gradually. In order to choose an appropriate and reliable search engine, a research on search engine evaluation has been a hot topic. In this paper, we adopt a fuzzy comprehensive evaluation...

With the rapid development of the Internet, artificial intelligence has gain widespread concern. Under the background, as one closely related discipline sentiment analysis's relevant research work have also been expanded. First, the paper analy existing text sentiment analysis method, compare the effect...

Dealt with the deficiency of single creature feature classification, classification methods of gait and facial side integrating at the feature layers are brought forth to improve the identify classification rate with long distance. This paper respectively has feature extraction and dimension reduction...

Traditionally ,pedestrian counting is a manual process. It requires a lot of manpower and material resources, and also generates the possible human error. Therefore, the reality in many cases are in urgent need of automatic pedestrian counting. The most widely deployed methods utilize laser sensors and...

Development of NC system HMI requirements, construction and development of the numerical control system human-machine interface system based on the AM3352. WinCE system, introduced in Qt language design and development method of embedded numerical control system human-machine interface. Design of human-machine...

The control problems of quad-rotor flight such as under-actuated control, strong coupling were analyzed. With a simplified dynamic model of quad-rotor based on Newton - Euler equation, a double-loop PID controller which consists of the inner attitude control and out position control. According to the...

For the purpose of this article, there is a huge amount of work in feature extraction, selection and other aspects using traditional supervised machine learning methods, and features for different applications often required different scenarios which need to manually design, but with the final result...

The traditional management methods of electrical and electronic laboratory have not satisfied the development of application-oriented university. To educate student comprehensive quality and creation ability, improve the quality of experiment teaching and increase the working efficiency for lab managers,...

Through the J City water supply network hydraulic model, QF pumping station optimization scheduling scheme is designed by genetic algorithm. And analyzing the working days and weekends in different working conditions. After the implementation of the optimal scheduling scheme, the power consumption of...

WNW7.0, software for water distribution analysis and design, is used to establish the hydraulic model of water distribution system in a northern city of China, and to analysis the changes of pressure and water quality in the water distribution system after applying single DBS and double DBS. The results...

Since the theory of aircraft engine electrical system was more complicated and difficult to master for maintenance support personnel, a novel scheme of simulation system design for maintenance training was proposed. The mechanical frame of the system was based on the original aircraft engine and electrical...

put forward an agreement of safety range query that possesses privacy and completeness protection aiming at low-energy and high-privacy protection required by range query in two-level wireless sensor networks: SPQ(Secure probabilistic range query). SPQ consists of technologies like data encryption, prefix...

There are many different kinds of machine element, with professional development of industrial production, only a few machine elements needed by factories are for their own production, most are needed to be purchased. Using purchase quotation system for machine element is an effective mean to ensure...

Carrying out mechanical equipment operation management can improve the economic efficiency for enterprises, prevent accidents, ensure production safety, and promote the reform of machinery and equipment maintenance system. Using computer system to manage is the necessary requirements for the information...

An intelligent metal linear expansion experimental instrument scheme brings for the existed problems aimed at measurement equipment of metal linear expansion coefficient. System by the processing core STC89C52RC adopts Holzer displacement sensor SS495A to measure displacement of metal bar expansion....

Since electric fires and induction hazards have a great influence on the safety of human life, in the process of electrical design we should take the causes of electrical hazards into consideration and give the corresponding treatment. This article involves the classifications and characteristics of...

Battery is still widely used in coal mine substation. Battery performance not only has direct contacts with its own quality factor, but also is closely linked with the battery charging methods. This article starting from the main factors influencing the performance of lead-acid battery, discussed the...

At present, the detection and diagnosis of thyroid cancer has always been depend on the puncture cytology of thyroid gland. However, this method (the puncture cytology of thyroid gland) demands high accuracy of the instrument and costs may stay at a relative high level. Under this circumstance, aiming...

In order to solve the problem that robustness in copying and pasting forgery detection algorithm is poor and detection accuracy is insufficient, this paper puts forward to image forgery detection algorithm of coupling Zernike Moment (Zernike) by Undecimated Wavelet Transform (UWT). Firstly, it uses Undecimated...

In this paper, an adaptive control design and stability analysis for a class of uncertain systems with unknown models is carried out. In particular, the adaptive control effect analysis is carried out based on the assumption that the unknown system mode is estimated with the wrong mode information. Based...

Base on measuring principle of barycenter, the authors analyzed influencing factors of barycenter and measured barycenter of one Dura-axle vehicle according to GB/T 12538-2003. The result showed that the height value of barycenter is different when lifting vehicle for smaller angle, so when measuring...

The mobile drive system is an very important part of the robot, and the structural design of drive system for anti-terrorism robot will be discussed in this paper. The structural design of drive system mainly include: mechanical structure design, explosion proof technology design and power calculation....

This paper introduces the design of a radar plane position indicator (PPI) fast debugging equipment based on USB. Hardware platform is a high-speed 16 channel date acquisition card -USB4716,which is based on USB. Its internal actual is 8 parallel 16AD module. The sampling length and sampling frequency...

Vehicle technique information is important for the repair workshops. A non-profit web site is built to publish the resources acquisition of each vehicle which is provided by the manufacturers. The platform composition is briefly described and a method of data conversion with VBA technique is implemented.

By studying the concepts of safety quality and the safety condition of electric power enterprise, an evaluation index system for employees' safety quality of electric power enterprises is established, which includes 4 first-level indexes, 11 second-level indexes, and 47 third-level indexes. Then, the...

The feature of electric enterprise safety management capability evaluation system was analyzed according to the new study of the safety management theory and the system theory. An evaluation index system of electric enterprise safety management capability was built up based on the study of the hierarchy...

This paper introduces the noise transfer function theory overview, After improvement proposed by the suspension of dynamic stiffness to reduce interior noise opinions, In an example of a compact car, We found the front peak problem by Accelerated conditions experimental test , Using the noise transfer...

An M-ary double-layer optical camera communication (OCC) system for intelligent transport system (ITS) is proposed. According to the importance of information, the message is split into different priorities. The low-priority data is transmitted with high data rate at the upper layer in high multiplexing...

Considering the urgency of integrated development between the satellite and ground, the integration of terrestrial LTE technology and satellite becomes a research hotspot. The transmission delay for GEO satellite communication is long, the SN length of existing AM PDU can't meet the requirements of satellite...

In using the TV-guided missiles to attack targets process, the target image segmentation process directly affects the attack effect. So, choose a suitable image segmentation methods to ensure high quality target image processing speed, real-time, is particularly important. This paper introduces a method...

In this paper, the model of the solar shadow end plane coordinates and the measurement of the latitude and longitude, and the measuring time are established. The solution of the video shooting location and date is given by the change of the length of the shadow in the video. And the application of genetic...

In order to study the shift control of power split continuously variable transmission (PSCVT), the integrated shift dynamic models for the set of engine, magnetic powder clutch and transmission are established based on the analysis of its configuration and working principle. The shift simulation shows...

A simulated electronic-controlled engine experiment bench was introduced. The experiment bench is on the basis of Buick V6 electronic controlled engine, which mechanical system is removed, electrical components are kept and a set of systematically complete automobile engine electronic control system...

In order to change the present situation that the traditional axial piston pump can only change flow by controlling the swashplate angle,this paper designs a precision piston pump, introduces in detail its structure and working principle, and uses harmonic gear reducer to improve transmission accuracy...

To solve the problem of continuous and steady work and obstacles avoidance of ammunition loading robot, the trajectory plan method of ammunition loading robot based on cubic-B spline has been put forward. The paper analyzed the solution of cubic-B spline, finishing the obstacle avoiding trajectory plan...

To fully use the performance degradation similarity of the congeneric barrels, for the traits of nonlinear and small sample during the performance degradation process of a barrel, a dynamic prediction model on remaining useful life (RUL) of barrel is proposed, on the basis of fuzzy c-means theory and...

In geomagnetic navigation, the precision and matching efficiency are highly depended on performance of matching area's suitability. The paper summarizes the status and shortages of some main problems in choosing a suitable area, including feature extraction, building of matching feature system, analyzing...

Through the analysis of the water temperature distribution affected by the shape, volume, temperature of the tub and the person, this model finds the reason why it is so difficult to keep an evenly expecting temperature during bathing time. Furthermore, according to the water temperature distribution,...

Through the establishment of water on the surface of the heat loss and the bathtub wall heat loss of the two models to analysis heat bath total loss, as the foundation to find a most suitable strategy the person in the bathtub can adopt. Model of heat loss through water surface discuss the heat loss...

Transportation facility or automotive service enterprise location is an interesting and important issue. To improve transportation efficient, lots of researchers have addressed traditional facility location allocation (FLA) problem, e.g., the FLA problem with the minimum transportation cost or the maximum...

In recent years, More and more attention has been paid to Unmanned Surface Vessels motion control field. An experimental platform for USV based on wireless communication was introduced for USV motion control algorithm experiments in this paper. The structure and implementation of experimental platform...

This paper is based on the Beidou satellite navigation system for heavy trucks weighing dynamic monitoring of a system overload, overload monitoring paper discusses the principle of overload monitoring systems, methods, and each unit of software and hardware components. Monitoring system to collect by...

In recent years, characteristic of rocky pressure machines is developing from low-pressure and static to heavy-duty and revolving. In order to make the pressure chamber of rocky press rotate precisely, this paper puts forward to introduce hydraulic cylinder as a support of the workbench, thus satisfying...

Medical data in various organizational forms is voluminous and heterogeneous, it is significant to utilize efficient data mining techniques to explore the development rules of diverse diseases. However, many single-node data analysis tools lack enough memory and computing power, therefore, distributed...

Comfort is an important performance index of modern cars, and thus car production enterprises are making every effort to improve the comfort level of cabs. The cab suspension system plays a key role in obstructing the vibration passed from the chassis to the cab. A simulated analysis on the car cab suspension...

A kind of double terminal sliding mode surface is constructed with a subsystem with a terminal sliding mode. This new strategy is proposed to solve the height control problem of a kind of airship system. And the main goal is to compute a ideal pitch angel such that the height of airship can trace the...

Since the flash point of the electrolyte's organic solvent is very low, the use of improper dismantling way can easily cause the battery to ignite or even explode. Additionally, the residual voltage of the discard EV battery is very high, far exceeding human safety voltage. Improper dismantling way is...

according to the multi-user characteristics in monitoring platform, the article uses the RBAC privilege management model being popular at present, which tell about the design and implementation of permission management, and which explain the system relating, demand analysis, the design and realization...

The median filter will cause fuzzy problems on edge details of the image when it is used to remove noise of an image. In this paper we discuss an improved median filtering method. Firstly according to the arithmetic mean we preliminarily detect signal points and suspicious noise points in the image,...

Under the circumstance of the big data, because of the low efficiency and low performance of analysis and calculation in stand-alone mode, the traditional recommendation algorithm is limited greatly, recommended time and recommended precision is difficult to guarantee. This thesis makes a improvement...

This paper studies the synchronization problem of a class of chaotic systems. The mentioned synchronization scheme consists of identical master and slave chaotic systems. By analyzing structural characteristics of nonlinear vector field of the error system, a new approach is presented to synchronize...

According to the nonlinear function of relative power function order, the uncertainty function is classified as one order relatively bounded and two order relative bounded and higher relative bounded situation. Then in view of the above three categories of uncertain nonlinear system, PID control law...

Based on Kalman filtering theory in the time domain and Jordan decomposition theory for matrixes, descriptor systems can be changed into normal systems. Then an optimal descriptor Kalman filter is given. Compared with the previous results, it avoids the calculation of ARMA innovation model and white...

A kind derivative algorithm is discussed and the difference of numerical derivative and physical derivative is analyzed. What is more important is that the first step error problem is proposed and its bad affection to the system stability is shown by using a first order system as an example. Also the...

A kind of uncertain nonlinear system with unknown bounded function is analyzed. And a kind of common integral control is used to cope with the unknown function by taking example of a first order system. And by using of Laypunov stability theorem, we find that the system is stable but the unknown parameter...

The PID controller design and parameter choosing problem are analyzed in detail. Especially, seven good conclusions are proposed for the choosing of coefficient of PID controller design for a first order system. Also single P control and PD control effect and the reason of steady state error are studied...

In gesture recognition systems, segmenting gestures from complex background is the hardest and the most critical part. Gesture segmentation is the prerequisite of following image processing, and the result of segmentation has a direct influence on the result of gesture recognition. This paper proposed...

Atmosphere turbulence often degrades image quality in long range infrared imaging system due to intensity fluctuations, distortion, and blur effects. In this work, long range infrared imaging through anisotropic turbulence is simulated, which combines the theoretical turbulence effects models of optical...

Dual-stator toroidal motor with hybrid excitation is a new-style motor, it integrates power and drive function. The mathematic model of the motor system was derived based on the operating principle of the motor. In order to improve the response characteristic of toroidal motor, a fuzzy self-tuning PID...

By taking into account the hot standby structure of the redundant ATO system, the paper discusses the key technologies (including self-inspection feedback and fault clearing) for the digital output in the system and proposes a new method of the digital output in the redundant ATO system to discover any...

This paper aims at maximizing system throughput by making use of multiple radios and multiple channels. This paper designs and implements a centralized channel assignment algorithm (IACA algorithm) in our Wireless Mesh Network test bed. This paper finds that IACA can improve system throughput by 5 to...

Currently the radio spectrum resource has become increasingly scarce. Evaluating the usage of frequency bands with existing radio services, strengthening management of allocated resource and improving the spectrum utilization have been becoming an important way of improving spectrum management level....

Numerical simulation has significant advantage in analyzing the interaction between rigid wheel and lunar soil simulants and designing the lunar vehicle wheel under complex circumstances. The computer aided design software CATIA and 3D Discrete Element Method simulation software PFC3D were combined by...

Financial prediction is an important research direction of financial data mining. In addition to general common characteristics, nonlinear, non-stationaryand dynamic, financial time series is also of some other characteristics, such as high noise, non-normal, rush thick tail, etc. As a result, the financial...

Insurance plays a very important means of economic compensation in the path of economic development and construction in our country. In the aspect of the comprehensive development of society it has played a positive effect. At the same time, the insurance industry itself also made great development....

Asset securitization is the last decade of the largest and fastest growing international financial sector financial instruments and means of financing in infrastructure construction using asset securitization financing of this new model has the reach advantage of other modes, to solve China's infrastructure...

The massive adoption of the electric vehicles in the near future with the rapid development of the smart grid shall significantly affair the resident transportation worldwide, while the modeling and simulation are the key approaches in analyzing the effect of the electrification of the vehicles. This...

This paper introduces the function and the work principle of a high-temperature gas trial system (HTGTS), elaborates the importance of gas temperature control in the system, and provides the mathematical models of the system. According to the problems such as time delay, time-variant parameters, interference...

According to the application of sediments in the research of deep sea,this paper designed a kind of Time Series Sediment Trap control system.This system used MSP430 microprocessor, combined with the clock chip, stepper motor and sensors,realized the equipment working under water for a year,and recorded...

Cognitive Radio (CR) is proposed to solve the spectrum scarcity problem caused by the explosive growth of wireless devices and the fixed spectrum allocation policy. Spectrum Sensing is a fundamental method in CR. Cooperative Spectrum Sensing (CSS) can effectively improve detection accuracy. Numerous...

Large scale mining of deep-sea mineral resources is an important approach to solve the increasing scarcity of resources on Earth. The deep-sea polymetallic sulfide sampler is an effective device to realize the ore body mining of deep-sea polymetallic sulfide. In order to achieve stable remote communication...

This paper proposed an improved Stud Genetic Algorithm using the Opposition-based strategy (SGAO) to improve the performance of the traditional SGA and accelerate its convergence speed. In SGAO, we use opposition-based approach to initialize the population and to perform mutation with the aim to improve...

After the stage of higher tailoring, the candidate triangle pairs are still need to be further reduced to eliminate redundant tests in the stage of lower tailoring. This paper aims to propose a method to improve performance and efficiency in lower tailoring for self-collision detection of arm cloth simulation....

For the actual situation that it is generally lack of classified protection experiments in the experimental teaching of colleges and universities, analyzing the relevance between each knowledge points and basic knowledge in classified protection, and proposed an experiment construction of classified...

Since sensor nodes are usually deployed in a hostile environment, it is easy to be physically captured by an adversary. Thus, an adversary is capable of disturbing the entire network. To overcome it, we propose a trusted routing algorithm using subjective logic. In our solution, every node checks the...

The popularity of smart sensing devices is greatly convenient for extensive collection of information. The information collected may include providers' private message, like location, personal identity, and so on. For protecting information providers' privacy, we design the information transfer mechanism...

The major problem of indoor localization is the presence of non-line-of-sight (NLOS) channels. In order to perform NLOS identification, a novel NLOS identification technique is proposed which is based on the multiply of the standard deviation, max-slope and max-gradient of the block using energy detector...

In this paper, the concept and principle of quantum radar are introduced in detail. First The Quantum radar mode using entangled photons is discussed, and the simulation scheme of quantum illumination is designed. Then, the principle of each module is analyzed, and simulation programs are finished with...

With the rapid development of information technology characterized computer and network, digital media products have become the main stream of the times, interaction technology gets ubiquitous in people's life. How to create better user experience in the use of digital media products is a hot issue....

In the development of the Chinese five thousand years of history, we created a rich and varied cultural heritage of traditional sports, these sports are the essence of our national cultural heritage of traditional culture and it has a unique sporting and cultural characteristics. This study adopted literature,...

For a water-cooled engine, radiator performance has a direct impact on automobile engine heat dissipation effect, influence the automobile's power performance, economy and reliability. Based on the 6DL engine high temperature problems are investigated, analyzed the reasons of high temperature of the...

With the rapid development of the mobile internet and the computer ability, the era of big data has come. This paper firstly describes the concept of big data, and then introduces the key technologies of big data in mobile communication network. Then, this paper gives the specific applications of big...

The amplifying circuit is designed to amplify small signal and realize the low noise amplification. This paper mainly studies and designs the small signal amplification circuit to make the weak signal to be amplified and transmitted without distortion. The research mainly includes the concept of low...

In our study, computer graphics are discussed and they are collected by the image sensor with an analog electrical signal. During acquisition of image, 3D space is relative to the camera system of different viewpoints with the same goals, it will cause the target respect to the change in orientation...

With the rapid development of science and technology, the application of the computer is more and more widely, not only brought great convenience to the life, at the same time also prompted some emerging things arises at the historic moment, such as: warp knitted seamless garment, it is the use of computer-aided...

Data mining technology brings together databases, artificial intelligence, machine learning, statistics, visualization, parallel computing in different fields, to build their own methodology. Use database technology for front-end data processing, application of machine learning methods to extract useful...

Computer network in the information age is undoubtedly an important bearing basis, it has become an important guarantee for the healthy functioning of all walks of life, in this context of computer network security has been the concern of the community. Computer networks in the development process its...

With the recent rise of web3.0 hot, personalized recommendation social networks become an important aspect of research. Social networks on behalf of the domestic microblogging abnormal hot, more and more domestic and foreign research applied over microblogging. Because the characteristics of micro-Bo...

Home wireless monitoring problem is the subject of today's cutting-edge research in the field of International Intelligent Building. Advent of wireless sensor networks to overcome the household wiring cumbersome, fully embodies the flexibility of smart home system, convenient and efficient. The project...