PFC (Power Factor Correction) power supplies are required to provide high input power factor and tight output voltage regulation [1]. Through analyzing the characteristics of various PFC converter modes, this paper is about the design and simulation of a boost PFC pre-regulator. This boost PFC pre-regulator...

In the optimization image segmentation process, the traditional algorithm is used for segmentation, because the calculation method is complex, image segmentation accuracy rate is low, the clarity is not high, when the amount of information in the image segmentation is very large, the time consumption...

The BGP routing design concept and the configuration data are proposed in this paper, on the basis of this network, the routing optimization in three aspects is taken, and the optimization idea and configuration data are presented.

In order to analyze the spatial and temporal characteristics of the human capital structure data based on rough set and process neural network algorithm, this paper proposes a new data mining method, which can effectively reveal the association temporal and spatial characteristics of human capital output....

In order to study the facade ventilation performance of new building photovoltaic curtain wall, we select a set of photovoltaic curtain wall as the research object in cold city to carry on the ventilation performance test, and this paper proposes a new method of orifice plate flow test photovoltaic curtain...

In order to realize the sustainable development of cold city waterfront Landscape and construct the low-carbon city, this paper proposes a new biological community diversity method in the scenic area planning and design. In order to verify the validity of the method, this paper established the clustering...

In order to improve the analysis precision of muscle reaction speed in the free fight training process, this paper puts forward a new 3D image new analytic method. This method uses the relation matrix to establish analytical mathematical model of two continuous actions and obtains the logic relation...

In order to improve the efficiency of image motion correlation analysis, this paper proposes a new algorithm EM expect algorithm in the continuity image motion analysis process. This method uses the discrete gray value of the motion image as a node, and uses the virtual network to optimize the design...

In order to test the attention distribution training on the effect of Sanshou athletes training, this paper presents a new signal acquisition and processing technology in the process of action reaction speed and attack accuracy analysis, the technology uses electrical tomography technology (ET) to carry...

In order to improve the intelligent decision-making level of participatory sensing system, this paper proposes a new mutual inductance search algorithm. This algorithm uses opportunistic routing principle to select the nodes in the channel, by selecting the closest node as the next hop node, which can...

In order to reduce the workpiece deformation in the machining process and improve the machining accuracy, this paper puts forward multi-objective fixture optimization method based on the objective function of workpiece even deformation and the minimizing machining deformation. Based on the optimized...

In order to realize the hotel online booking price risk measure, this paper puts forward a strategy of multi-path QoS routing based on target perception, using the market risk value measures the hotel online reservation price risk. Through the wireless Mesh model, the establishment of hotel reservation...

In the research process of internal medicine learning method, chunk cognitive processing is not easy to explore because of the complexity of having overall cognitive understanding and structure semantic understanding. Through the attempt of TBL method, this paper carries out chunk cognitive evaluation...

In order to study the relationship between TV drama television makeup design and aesthetic subject, explores the interactive of TV drama makeup and popular culture, in the development process of diversified makeup style, this paper uses multimedia software technology to analyze the aesthetic characteristics...

A series of AlCrFeCoNiCu High-entropy Alloys added Al-5Ti-B-RE grain refiner were prepared by vacuum arc furnace. The microstructures of the series of as-cast AlCrFeCoNiCu alloys are typical dendrites and are constituted by two kinds of solid solution ( phase and phase). phase is body-centered cubic...

In order to improve the garment design and the character image matching effect, this paper puts forward a kind of garment character image design method based on new point cloud data, the sampling point cloud data is obtained by using the method of 3D character dense. According to the garment characters...

Based on the careful study and summarize of several major landslides and the construction technology of anti-slide pile in Pan-Xi Highway, from the perspective of the construction quality control and summarized, taking into account the general technical guidelines to be followed by anti-slide pile, we...

Based on the research object of English translation corpus and its official artificial score, through the corpus annotation and statistical analysis, this paper uses corpus linguistics method to reveal the main factors of rater concerning in the translation test artificial scores. Based on dynamic semi...

Sensing period and optimization of user access in cognitive radio system are analyzed. By introducing birth and death process into cognitive radio system, a model of the queuing of primary users is built, based on which the probability of spectrum sensing and how the re-enter of the primary users effect...

With the rapid development of MOOCs at home and abroad, the dropout low through rate results in unsatisfactory teaching effects problem that has gradually become the focus of study. In order to improve the MOOCs platform effect, using multiple concentric learning theory designs MOOCs multi angle movable...

OFDM (Orthogonal Frequency Division Multiplex) technique is one of the promising trends of the new generation wireless telecommunication. It can be combined with MIMO (Multiple Input Multiple Output) technique. The MIMO-OFDM system can improve the performance and the capacity of the wireless telecommunication,...

In order to reveal the biomechanical characteristics and injury risk factors of football special technology, the prevention of knee joint injury uses surface electromyography telemetry and 3D imaging technology to carry on synchronous test for the technical movement. Using the Butterworth low pass filter...

In order to improve the video instability of the camera and the chattering problem,An electronic technology about image stabilization is proposed,which is based on the DM6467 development platform of DaVinci.This paper describes the basic principle of electronic image stabilization system.Then we use...

In order to improve the security of the individual privacy data, personal privacy information computer protection method has been designed using the public key system and the group signature, which adopted personalized privacy anonymity technology, and combined with the particle swarm algorithm. This...

At present, manage systems for entertainment performance chains are built to work as agents to collaborate all participants, such as troupes, theatres and audience etc. Analyzing and mining the mechanism of behaviors of participants is an important issue which can be important gudie to establish such...

In order to use the advantage of internet to integrate electric value chain, this paper carries out value stream topology, it will itself in the center of the value web formed by value chain, in which mobile phone shopping patterns are studied deeply under the mobile internet driven, this paper puts...

Under the condition of single snapshot, multiple signal classification (MUSIC) time of arrival (TOA) estimation algorithm improves its performance by forward and backward smoothing in frequency domain. Its ability to distinguish multipath is strong. However, this method is introduced from smoothing in...

Mobile node distribution prediction is participatory sensing system to carry on the key effective data collection and message forwarding, this paper presents a mobile node distribution algorithm based on social relations, and the algorithm uses multi node communication interactive evaluation way of rural...

This paper presents a new root multiple signal classification (Root-MUSIC) time delay estimation method based on the concept of well known propagator method (PM). The PM does not need the eigenvalue decomposition whose computational complexity is high. This method has great performance of time delay...

In order to study effects of badminton players smashing training on proprioceptive features, explore proprioceptive features effect on fine motion control of the body and reveal the brain producing mechanism, this paper uses progressive scan mode and wireless sensor device to design the sensor nodes...

This paper introduce the application of WSN in farms monitoring system, which proposed the realization method of monitoring based on CC2430.Discussed in detail the principle and structure of network,hardware circuit ,program flow chart,etc.The monitoring system is simple,small power consumption,wiring...

In order to realize the large data online monitoring facing the rural sports project, this paper proposes a hierarchical index structure and its on-line rule matching algorithm, the attribute set on large data stream is divided into discrete attributes by the layers of index. The use of online matching...

The ordinary missile auto-test system has such defects as faults orientation slow, high fault value, database modification hardly and so on. In order to overcome such defects, an faults diagnosis system based on wavelet neural network is designed. The correlative theories of wavelet are introduced, the...

In order to realize the art analysis of aerobics continuous movement, based on WPF and JAVA heterogeneous platforms, and combined with modern digital media technology, this paper proposes the video image analysis of modular design concept. Through the analysis of the visualization business process for...

A research of Level of Repair Analysis (LORA) for missile’s equipments to improve its maintainability is proposed. The preventive maintenance mode of a new missile system is determined via using RCMA (Reliability Centered Maintenance Analysis) and performed under the combination with its maintenance...

In order to the need of meet aerobics technical movement large data processing, it can realize the real-time capture of aerobics video and continuity image, this paper proposes a image processing method based on Apriori correlation and multiple quantitative calibration. The algorithm is verified by the...

This paper illustrates the heat treatment demand and process of 30CrMnSiA steel. It introduces a controlling temperature system design which bases on box heat treatment of PLC, and realizes controlling temperature automatization of the parts’ heat treatment process.

In order to solve the adjacent nodes repeat cache of content centric networking (CCN), this paper proposes new caching strategy based on the sojourn time (ST), and designs cooperative caching mechanism for CCN. The mechanism uses the basketball training content name as routing and uses content name to...

Based on analyzing the incompleteness and uncertainty of information existing in power system fault diagnosis, a new fault diagnosis method based on wavelet transform and neural network is proposed. The wavelet transform is used to pre-process data and extract feature vectors. The neural network is used...

The difference of national minority has not been in-depth comparative study by circles in the oral English grammar, in which the differences of indicator markers are more prominent. In order to research on the problem of using minority mandarin indication mark, this paper designs the use frequency of...

There are some disadvantages for existing electro-brush-plating platform, such as having not stepless timing, high rotate speed, and so on. We develop the brush-plating platform based on PLC and transducer. At the same time, we introduce hardware and software of the equipment respectively.

In order to enhance the processing capacity of the inconsistent ordered study information system and transform the rough set of different precision dominance relation, they can enhance the adaptability of inconsistent information by introducing the clustering algorithm, because rough set can effectively...

This paper proposes an improved hierarchical clustering method based on PCA-clusters merging for quasi-linear SVM. The quasi-linear SVM is an SVM with quasi-linear kernel. It considers a nonlinear separating boundary between class labels as an approximation of multiple local linear boundaries with interpolation...

In the network environment, the network interpersonal communication has become more and more frequent, and its accompanied by the personality interaction will affect the development of the students' psychological emotion, which has a great influence on the healthy growth of students. In network communication,...

Aiming at the complicated environment of Vehicular Ad Hoc Networks(VANET),in this paper,a region-based adaptive clustering algorithm (ZACA) is proposed.Through classifying the road environment into segment and intersection, respectively calculating the connectivity according to the different road environments,...

In recent years, due to good user experience, open public platform and innovative communication forms, WeChat quickly goes into the people's work and life, much favored by college students. This paper introduces WeChat public platform into the process of ideological and political education, and establishes...

With the development of terminal equipment system based on information technology, simulation training becomes popular in the military field because of its convenience, efficiency, scalability, etc. However, it is hard for both the existing simulation training system simulation module and the actual...

The modern Chinese vocabulary is the inheritance of ancient Chinese vocabulary development. Although its development process has local changes, there are some similarities in the modal expression, and it can help to better grasp the analysis of ancient and modern meanings for the reasonable analysis....

To investigate the pulverizing characteristic of wood biomass, the dried woody chip and the wood chip with four different moisture content of 5, 10, 15, 20wt% were chose as the raw materials, a kind of impact mill, the universal mill, was used to pulverize the wood biomass at different feed rates, the...

This paper analyzes the interactive effects of virtual language multimodal through the use of neural network algorithm to understand the language from a multidimensional perspective, which mainly uses the advanced technology of digital language lab to improve its language proficiency. Through the analysis...

Two kinds of multi-dimensional fractal functions were introduced, and the VB program was wrote based on the rule of the fractal functions, the programming operation to the simulation on the random rough surface was realized to display the randomness of rough surface visually. The results indicated that...

In the design process of product art modeling image, this paper uses the fuzzy cognitive theory of output variables to do artificial intelligence operations on the products art design, which achieves a virtual intelligent simulation. The decoupling process of artificial intelligence uses MATLAB to code,...

Fractal dimension is one of the parameters for characterizing the fracture surface of materials quantitatively, and is also the basis for analyzing the fracture mechanism of materials, so it is very important in mechanic of materials. In order to improve the efficiency of calculation on fractal dimension...

This paper introduces two orders Runge-Kutta ordinary differential solution drive in the process of solving the non-homogeneous, and uses MATLAB software to program the algorithm. This paper uses ordinary differential solution method of M function to solve non-homogeneous equation. Through the calculation...

A laser resonator with a concave lens is designed to solve the thermal lens effect, in order to obtain the 1064nm laser with high power and high beam quality. At first we analyzed the selection of the compensation lens. Then high power laser beams are obtained with a Nd:YAG laser resonator we designed....

The shortage of human demand change in business enterprise provides an opportunity for employment concept change, which makes the employment concept sample data capacity greatly increased. In order to realize the analysis of large sample data, this paper does curve fitting on the employment large sample...

With the sustained increase in usage of mobile devices over the world, mobile application can be used in many areas such as Identity Recognition. In this work, we put forward an architecture for identification system on Android based on Near Field Communication (NFC) technology, using smart card’s secure...

In order to improve the efficiency of aerobics movement image analysis, on the basis of biological vision and image processing technology, this paper designs the image motion analysis system with the core of DSP+FPGA circuit and the high-speed external memory allocation. This system is based on the image...

The vibration characteristics of gear system have a significant influence on mechanical capacity and durable life of vertical mill reducer. In order to improve the performance of reducer, this paper present the research on inherent characteristic and dynamic response of vertical mill reducer. First of...

In order to study internal drive force, negative group emotion growth and diffusion of politics officers, this paper designs the emotional propagation analysis model. The model uses the frequent sets characteristic of Apriori algorithm database to connect the emotional characteristics data, and gets...

Combined Navigation is now widely used means of navigation, aircraft at different speed, altitude and other conditions should be targeted integrated navigation system solutions. This paper mainly studies outline plan for the integrated navigation system under subsonic, hypersonic, high-altitude and long...

In order to meet the demand of high quality scarcity learning resource and promote the learning autonomy and learning method innovation, it needs to analyze learning process data. Based on the relevance data mining methods, this paper designs the data mining system of learning measuring model, and this...

Hydrodynamic coupling is one of the important components in the vehicle transmission system, in which, the power of engine is transmitted through the circular flow of the hydro oil. The three dimensional fluid model was built, and the dynamic flow in the hydrodynamic coupling was calculated with calculation...

In the image segmentation process, this paper uses the time series similarity principle to divide the image of track and field athletes into many similar blocks, and uses normalized processing to detect and identify the image, which greatly improves the speed and precision of image recognition. In order...

In order to calculate the number of passengers in the elevator, an elevator target tracking method based on kinect is proposed.When people use the elevator, the person face the camera from into the elevator to leave the elevator back to the camera, which will create some difficulties for detecting face....

Implicit sequence learning paradigm is an important form of implicit learning. In order to study the probability implicit sequence differences of high and low emotion openness, this paper uses stepwise half method to select different RSI points, and each RSI point is done binary coding, finally it uses...

Aiming at the characteristics of multi-variety and small batch production of electronic products, a workshop layout optimization method based on cell manufacturing is proposed. First, the original layout and its problems are analyzed. Then, product-quantity analysis is carried out, and the product families...

In order to improve the comfort of ill patients admitted during the ICU, reduce the pain caused by various operations, improve the efficiency of data monitoring in ICU and analyze the sample data, this paper puts forward a kind of continuous data analysis algorithm based on online segmentation. Through...

According to the traditional shape context algorithm within the image distortion, excessive noise points and lower matching rate issues, we present a Sequential Monte Carlo algorithm based on graph matching. First, the image feature points were evenly distributed to compute shape context information....

In order to meet the demand of consumers shopping whenever and wherever possible to improve the enterprise's sales performance, based on the mode of WAP mobile phone online shopping and combined with the WLAN wireless local area network, this paper designs e-commerce marketing system. The system uses...

The GPS synchronization system can provide accurate time reference to system testing. To improve the accuracy and stability of the synchronous timer in GPS, this paper presents a new method to implement highly accurate and stable clock by the synchronization of crystal oscillator clock with GPS clock,...

Some previous works show that more than 60% of the information available on the Web is located in Deep Web database. Such information cannot be directly indexed by search engines. In this paper, a hybrid method, which is composed of a domain model and a block importance model is proposed to extract information...

In satellite communication the signal fading may reach the maximum in rain weather. In this paper, an uplink power reduction rain fading method is put forward to overcome the shortcoming of the traditional method. Through detection of satellite signal strength, the rain attenuation in satellite communication...

Based on the main functional characteristics of ITM model, and combined the sharing, replication, fugitiveness, dynamic characteristics of database, created the DDLG model for efficient database .Use an example for the case simulation, perfectly verified the feasibility and effectiveness of this set...

The switched reluctance machine with a modularized stator is introduced for its theory. Then, the switched reluctance machine is finite element analyzed by the use of Ansoft Maxwell to simulate its performance.

Globalization and economic growth have brought more and more uncertain factors that would lead to the occurrence of public health emergencies, which greatly threaten people’s lives and properties. The occurrence of a public health emergency is often accompanied by the appearance of a huge amount of related...

The development of the car bus is introduced and then the communicating sections of FlexRay are constructed by the use of TMS320F28335 DSP, MFR4310 and TJA1080. The methods of design and communication are analyzed. And the FlexRay model is programmed.

In order to quickly retrieval the interested image from the mass images, this paper proposed a composite descriptor based on contour shape and spacial feature for image retrieval. Firstly, we extract the contour by the shape matrix Fourier descriptor(SMFD).Then, use the adjacent contour sampling points...

Due to the booming of world shipping industry, the pollution of marine environment from ships becomes more and more serious. Under the legal framework of International Maritime Organization (IMO), the MARPOL Convention made great contribution to the prevention pollution from ships. However, there are...

The article introduces a kind of LED light source and light controller lighting for the defect inspection system for the beer bottle. The light source includes three kinds of color, red, blue and green. The light controller powers the LED light source, adjusts the brightness and color of LED light source,...

This paper deals with the gear shift control of 2-speed AMT driving system of Electric Vehicle with gear backlash. A motor torque control strategy is proposed to eliminate the impact of gear backlash when adjust the speed of the driving system. The proposed control strategy is confirmed through simulation...

According to patient-centered design principle, a Hospital Information System (HIS) can digitalize the whole daily process and information interaction of a hospital. The HIS requirements are analyzed and its use case diagrams and activity diagrams are drawn. According to the operational flow of departments,...

ibration and the hurt produced by underwater power tools on operators, a new method, namely application magnetic materials in underwater power tools, was proposed. It analyses structure of common power tools, according to characteristics of permanent magnet, a novel of magnetic impact mechanism is designed...

In this study, a brush calligraphy system was designed, in order to bring change to the monotonous writing trajectory demonstration on mobile devices and offer better user experience during writing. Handwriting position and velocity were captured by information acquisition module. Based on the captured...

Aiming at improving the system uplink transmitting and fairness performance, a novel grouping based proportional fair schedule algorithm is proposed. By dividing users into several groups, computation complexity in user selecting is reduced. Proportional fair mechanic provides more fairness among users,...

This paper analyzes influence factors of college students on their intention of using mobile online shopping for the first time. UTAUT theory is applied to the study on influence factors of college students’ initial usage of mobile online shopping. The paper introduces perceived risk and perceived enjoyment...

According “follow the movement of the workpiece and perform an operation” the technology requirements to design a mechanical equipment and process Using the structural module With different motion patterns, to achieve a variety of assembly. By running the test experiment, construction kit assembly motion...

Through analysis on start plan of electrometrical and boot process of core based on NOR flash for embedded electromechanical control system, this paper designs the plan with the shortest power hour in bootloader stage, and it simplifies and optimizes core on the basis of modification, configuration of...

Along with the economic development and the improvement of traffic conditions, high speed and load of more people to pursue the car, exhaust gas turbocharger is a technique to improve the means of engine power, the booster role is by increasing the inlet pressure to make the air in cylinder density increase,...

This paper uses robot as study object, implements development of overall design plan of this robot, designs software and hardware system of ARM controller, designs idea of software under LabVIEW environment, gives flow process chart of procedure operation, establishes electromechanical control system...

Tracking all services of the second-hand car in order to regulate the management of the second-hand car, then analyzed and designed the second-hand car tracking management system to read and write by the RFID technology, label attached to the car in the system, and real-time record the services, repairs,...

In this thesis, the registration method of medical image is based on feature points, and mainly starting from the feature extraction operator. It makes comparative studies on the aspects of accuracy, stability and so on. Through theoretical and experimental studies, we make improvements on algorithm....

In order to solve the problems existed in gearshift process of automatic mechanical transmission(AMT), the control strategy base on fuzzy control was presented with regarding of engine running state and clutch engaging state. The wet clutch target pressure of shifting process was determined by the fuzzy...

This paper is based on 3D printing technology, as for study and design on those printing tests; it develops a set of 3D printing equipment to make design on head, modelling chamber and temperature system. It simulates temperature field in 3D printing process and provides instruction for 3D printing test...

With the rapid development of super large buildings, monitoring of fire hidden danger is much more difficult than ever. Whether fire alarm system is effective or not directly affects the ability of controlling fire and protecting people's lives and property. Operating performance assessment of fire alarm...

According to short wave radio signal of a certain active airborne frequency measurement instrument part device still adopts pure hardware building mode and acquisition data scattered, leading to large volume, monitoring performance is limited, the real-time problem, low accuracy and can not upgrade the...

Lubricating properties of the lubricant is generally evaluated by the friction and wear testing machine. In this paper, by using Four-ball test machine to measure the maximum non-card bite load value (PB), wear scar diameter (WSD) and Pd1.0, Pd2.0 value. The uniform design of experiments is firstly used...

The resampling of particle filter algorithm causes sample impoverishment and results in the loss of diversity. An improved particle filter algorithm is proposed by combining genetic algorithm and PF. First of all, particles are selected according to the probability with the principle of selection in...

Based on the characters of weapons and equipment, techniques and methods of destruction for anti-riot ammunition equipped by CAPF were discussed in this paper. Combing the main structure and function of common anti-riot ammunition, a new Destruction Method with water jet cutting technology was put into...

Community detection is one of the most important tools to analyze social network. The paper studies a community detection algorithm to find a dense community in massive social networks, the recursive shingling algorithm. Then an improved method based on the recursive shingling algorithm is proposed as...