Aiming at the problem of tilt, deformation, vibration and other issues when capturing image by mobile device, the image has been processed for scaling, rotation, mirror, shear based on mobile device, and the actual simulation experiment based on iOS platform has been done, and achieve better results....

The paper introduces the field oriented control (FOC) and voltage space vector pulse wide modulation (SVPWM) arithmetic, develops a suit of Digital Vector Controlled frequency -variable speed-adjustable system based on digital signal processor (DSP) TMS320LF2407 of TI company, and research and analyze...

In this paper, mathematical physics equations Bessel equation solving means, for the critical radius cylindrical uranium blocks were theoretically derived and obtained relevant results. Uranium radioactive material, there are two forms of exercise neutrons, neutron multiplication neutron diffusion and...

A new multi-loop controlled low dropout (LDO) regulator featuring with improved transient response and low quiescent current is presented in this paper. The proposed Multi-Loop Control (MLC) technique adopting both feed-back and feed-forward control methods to realizes the fast response ability by regulating...

The paper studies the edge detection of infrared image. Aiming at the disadvantage of the low contrast and the fuzzy edge in infrared image, a new algorithm of infrared image edge detection based on mathematical morphology and Sobel operator is proposed. Firstly, it uses four operations of mathematical...

In the paper, some risks of sudden death for teenager during exercise are analyzed. In this system, Android terminals are adopted as data collection nodes according to practical demands, and MINA-frame data transmission is adopted based on Socket. Also, data stream server, scheduled task analysis server...

Due to the actual problems of the poor real-time performance on the original physique test equipment, a kind of wireless intelligent comprehensive physique test system is studied. By using the high precision special signal disposal and A/D conversion module, the anthropometric parameters are achieved....

The dissertation briefly expounded the definition and mathematical analysis of a periodic function. Described the program development process of simulating periodic function curve and associated knowledge by computer language. It also given in detail the principle of production and flow chart. Introduced...

This paper finds out the problems emerging in development, through analysis of the present situation of the digital library construction in China. And, the solutions and developing mode prospect of future digital library are given.

This paper focuses on pedestrian detection of moving objects, and then tracking the detected objects. The pedestrian detection is performed using an algorithm based on a type of background subtraction technique. This technique not only uses a median-based approach for initial background estimation but...

With expanding admissions in every college in our country this recent years,future education is changing forn elite to popular. Students and parents pay more and more attention in school’location environment and other conditions, but some colleges are too far away form home for field observation, so...

This paper based on study of humanized packaging design factors and specific implementation, it should include more humanity, emotion, aesthetic connotation, reflects the human nature concern, establish a kind of harmonious and unified relationship between people and products, human and environment.

Nowdays, Chinese business pay more attention to build their commercial Stores Identity System. In recent years, during the process of the “ Second upgrade of corporate visual image”, academic and business circles focus on how to express the inherent brand ‘s cultural concepts and national characteristic...

With tourism’ rapid development, tourist souvenirs has become an indispensable part in tourism,and the important value in culture and business which can not underestimate,let’s set an example on souvenirs design works with WenZhou’s local characteristics , which with attractions for the characteristic...

This paper describes an operating mechanism driven by a three-phase permanent magnet synchronous motor (PMSM) for high voltage circuit breakers (HVCB). It analyzes the relationship between the optimal moving contact travel of HVCB and the PMSM torque, and proposes the main parameters and requirements...

The structure and magnetic field configuration of a non-Tokamak magnetic controlled fusion device—Galathea--is introduced. The force balance of plasma confined by myxines in a toroidal topology is semiquantitivelyanalyzed and the computing formula of vertical magnetic field used to compensate the toroidal...

The electronic equipments have numerous kinds and complicated configuration, which have been largely used in army. How to upgrade the maintaining ability of electronic have always been our work point. The research aim is to find out the main reason which causing electronic system failures from electronic...

Oral health is one of the most important parts of the body health. It is very significant to periodically inspect the status of our oral cavity so as to maintain and improve the quality of our lives. Recently, oral inspection is usually carried out only in the hospital. People are unable to inspect their...

E-card system is widely used in campus. This paper analyses the data of a campus E-card system. First of all, extracted the transaction data from the database and processed the initial data with different methods. For the second, analyze the record amount data with cross table and histogram. For the...

Hardware Trojan is easy to be embedded during IC’s design and manufacturing. Mostly used Trojan detection technique based on side-channel approach need a Trojan-free instance, and could not ensure Trojan-free instance’s consistent of schematic. With the help of scan chain, one of the widely used design...

Path planning problem of low cost effective sweep coverage for mobile wireless sensor network (MWSN) is one MTSP problem and the number of mobile nodes is the number of travel sales man in the MTSP problem. To keep the balance of moving path for each mobile node in sweep coverage of MWSN, features of...

High frequent network request pattern in office automation system (OAS) is one kind of important network behaviors which can affect the performance of OAS, especially OAS in intelligent building. High frequent network request patterns in one OAS can be mined from network access log file of the OAS. To...

Part-of-speech (POS) tagging is the basic and primary analysis step in many natural language processing (NLP) applications. For English, it is often considered a solved problem. There are well established approaches, and the accuracy is around 97% with sufficient domain-specific training data. However,...

Gm(1,1) model is the simplest and also the most widely used grey prediction model. However, the manual computation cost is so very large, and cooperation of related calculation software is relatively complicated, so the performability is not that high. In cases of utilizing Java language to compile Gm(1,1)...

Despite of the development of face recognition technology; face recognition rate is not high, which brings some inconvenience in our application. This paper carry on a simple introduction of PCA+AdaBoostalgorithm and PCA+LDA algorithm and makes a simple comparison at the end. PCA+AdaBoost algorithm and...

A distributed system consists of a collection of computing components. It enables computers to coordinate their behavior and functions. Also, as a model that processing large sets of data with a parallel, distributed algorithm on a cluster, Map-Reduce has been widely used during the past decades. In...

Wireless Body Area Network is a branch of Wireless Sensor Network. Generally, it is apply to the aspect of telemedicine and health care, etc. Green communication which is a communication concept of sustainable development is the inevitable trend of the development of the communications industry, today....

In a cooperative air combat, the whole command and control system (CCS) may lose control if the lead plane in the middle of the fleet is damaged or fails. In order to solve this problem, this article simulates a dynamic and global optimum CCS for the cooperative air combat with the particle swarm optimization...

In order to neutralize the disadvantages of UKF algorithm applied in discontinuous terrain based navigation, this study offers an updated TERCOM/ICCP+UKF terrain matching algorithms combination. First, the theoretical and practical limitations of UKF-based underwater terrain matching algorithm adopted...

2D Shopping site can only provide people with simple pictures and text messages without interaction and sense of reality. This paper argues how to solve these problems through 3D mall for it will become the future development trend of online shopping. In DVR(distributed virtual reality system) virtual...

This article describes the bond length distribution of the Ga1-xlnxNyAs1-y quaternary alloy which has attracted much attention in recent years for its potential use in fabricating long wavelength optoelectronic devices, and propose a statistical model, which calculates the average bond lengths in as-grown...

Due to the PI control system for VSC-HVDC(Voltage Source Converter based High Voltage Direct Current) has problems of tuning parameters, excess number and so on, a novel controller composed of PID function and multiple-output Adaptive Neuro-Fuzzy Inference System (PID-ANFIS) is presented in this paper...

This paper expounds the status quo of the lab management in institutions of higher learning and analyzes the existing problems and development problems. In view of the development trend of the networked lab management model in institutions of higher learning and targeted at the lab construction and management,...

Based on the Lomakin-Schiebe formula and by means of nonlinear weighted maximum likelihood estimate (NWMLE), the calibration curve fitting methods for atomic emission spectrum (AES) analysis were strictly deduced and the regression equations on the curve parameters were obtained. All the parameters of...

Aimed at the selective catalytic reduction (SCR) system, an electronic control unit (DCU) was developed under V-type procedure. Development of DCU software and hardware were carried out simultaneously, shortening largely the development cycle. The self-developed DCU, integrated with Bosch SCR system,...

The Parachute deployment height of sensing reconnaissance submunition has great effect on its landing state and precision; to determine deployment height of sensing reconnaissance submunition, using MATLAB/Simulink simulation platform, the motion of Parachute-Submunition System was simulated by numerical...

Aim at solving the constraints of storage and processor of the slow data acquisition system, the system based on SD card and LPC2141 is designed. It adopts 6 channels AD sampling which sampling rate is more than 400ks/s and SD card with large capacity storage, and extends the transmission function by...

With the development of digital technology and network technology, mobile learning with mobile computing and digital technology as the foundation, it is a new way of learning, the ongoing promotion and application. In this paper, according to the characteristic of high using rate of the Android system,...

In this paper, a plant growth simulation algorithm was used to solve distribution network reconfiguration. The effectiveness of the proposed method has been tested and verified on IEEE 33 bus distribution system, the experimental results show that the Plant Growth Simulation Algorithm has better feasibility...

The lifting and rotating device is applied to areas increasingly. The high frequency lifting and rotating device described in this paper is mainly used to control the position of the structure of sound to be tested in the water tank, PLC controller is selected to control the X axis, Y axis, Z axis and...

Frame torsional rigidity has great effect on the fatigue strength of the frame and the dynamic performance of vehicle. But the test for the frame torsional rigidity was very difficult. An improved torsional rigidity test method is proposed referring to analysis of distortion of frame in line running...

A new small-scale type diffuser augmented wind turbine (DAWT) is designed based on blade element momentum theory and the aerodynamic model of DAWT is established. This work presents an innovative approach to rotor blade design of small-scale diffuser augmented wind turbines. At the same radius and wind...

This design uses Wifi control the movement of the car, the speed acquisition, temperature acquisition and monitoring of video image. The car controller uses microcontroller LPC1768,which is 32-bit, single cycle, support reduced instruction set and has rich resources of peripherals and high-speed processing...

RFID is a technology which is used to identify remote objects equipped with RFID tags by wireless scanning without manual intervention; it can be used in traffic congestion management. In this paper, we propose a framework of traffic congestion management using RFID technology; a RFID tag management...

In this paper, a mean quantization based synchronous digital audio watermarking method on wavelet domain is proposed, which is a blind detection algorithm to detect without the original audio signal. It introduces coefficient of mean quantization algorithm, and averagely quantize low-frequency coefficients...

Aiming to improve the precision of vehicle height control for hydro-pneumatic suspension system, having deeply considered the nonlinear factors existing in the lifting and lowering process, we derived the equations of hydraulic pressure in the cylinder and air pressure gradient in the accumulator. Based...

In order to improve the development quality of car towing hook, through a car front towing hook design and development, we analyze the strength of towing hook and local parts using CAE. By comparison with the results and the target value, we evaluate its structural strength and determine the improvement...

A three dimensional rigid-flexible coupled vehicle system dynamics model was built to simulate the vibration response of carbody, and the short wave of track spectrum was considered during simulation. Before the simulation, the finite element model (FEM) and substructure modal analysis of carbody was...

This paper analyzes the characteristics of warship power network based on complex network theory, obtains the commonly statistical properties of the ship power system, applies them to the research for survivability of warship power system, concludes that a ship power grid has the characteristics of scale-free...

Aiming at the problem of low accuracy of the target for one UAV(Unmanned Aerial Vehicle), according to the UAV’s characteristics of UAV aerial images, POS dates and satellite digital map, a UAV image matching and targeting method is presented based on POS. At first, using the Gaussian pyramid optical...

Image fusion is multi-source channel to collect on the same target image through image processing to extract certain, respective channel information, and finally integrated into the same image for observation or further processing.This paper presents a method of image fusion based on improved Brovery...

Compared to traditional file storage, "Cloud Storage" has the advantages of low cost, high efficiency and large storage volume etc, drawing more and more attention from public, but at the same time, it also has certain problem and risk. This paper describes in details the advantages and characteristics...

In order to reduce the conflict between pedestrian and vehicle at intersection under real-time changes,different traffic status at cross intersection and T-shaped intersection two typical intersections on present urban roads are chosen as analyzing objects, and through the redesigning of signal phrases,...

The performance of look-up table (LUT) predistortion system is analyzed and simulated, and three conclusions are gotten. The first is the system SNR increases with the increasing of the LUT length, and if the length of LUT increases doublely the SNR increases at least 6 dB. And the second is the system...

Some doubt has been cast upon the predistortion system applying indirect learning structure (IDLS). In this paper, using the polynomial model for the predistorter (PD), theoretical investigation and simulation on the predistortion system performance basing on IDLS is put out. The result shows that the...

The software-defined data center (SDDC), while well understood architecturally, is beginning to reveal some of its benefits beyond agility, speed, and efficiency as organizations deploy and discover other areas of improvement. One critical area which we warmly discussed is reliability. The inaccessible...

By using the relevant theory of Markov chain, the actual driving data are compressed and reconstructed, and then the city road driving cycle is constructed based on characteristic parameters such as velocity, acceleration and gradient. In the process of constructing the driving cycle, corresponding state...

An embedded environment monitoring system that can be applied in warehouses, museums, families and other occasions is designed and implemented in this paper by using high-performance Nios II and open source embedded operating system. The system realizes the data display, data analysis, parameter settings,...

In this paper, the authors designed ultrasonic ranging system for marking vehicle. This system consists of an ultrasonic module, DSP, temperature compensating module, LCD and keyboard. LM1812 was adopted to transmit and receive ultrasonic wave information. The digital signal processor TMS320LF2407 was...

In order to study the influence of train running parameters to the rescue electric multiple units (EMUs) coupler dynamic performance, a train–coupler system simulation model was established. The influence of different braking level, braking time and braking original speed to the longitudinal force and...

In this paper a brief review is presented on the working principle of anti-yaw damper used widely on EMUs (Electric Multiple Units). Based on the Maxwell model, the piecewise linear model was developed by considering the rubber joint stiffness, the oil stiffness and the piecewise characteristics of hydraulic...

We introduce a new approach to image decomposition and reconstruction. We propose a double filter bank structure, named the pyramidal directional filter bank,by combining the Laplacian pyramid with a directional filter bank. Contourlet transform is a multi-scale and multi direction method of two-dimensional...

With the rapid development of network, information technology has provided an unprecedented amount of information resources. It has also led to the problem of information overload. Electronic commerce personalized recommender systems represent services that aim at predicting a customer’s interest on...

The researchers of electronic commerce systems who have innovative sense and high-skilled ability are required by not only the modern science and technology revolution, but also the economical and social development of a nation. The paper researches on the generated path of electronic commerce 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...

This paper provides a visual servo system of water washing robot for Substations, which is based on binocular stereo vision algorithms technology. it can ensures the safe operation of the robot and the substation equipments. By utilizing this system to replace the operators, it can semi-automatic wash...

In this paper, phosphgypsumwas processed by the method of microwave heating, and the variation of the temperature curve of phosphgypsumwas studied by means of software MATLAB, and their causes was also analyzed. The results show that in the early stages of heating phosphgypsum, the relationship between...

Since the near duplicated video detection in this study has obvious relevance, namely testing two videos are the same or nearly the same, thus the method in this article does not focus on the structural analysis of the video, but on two main points: 1) effective elimination of redundant video frames...

With the rapid development of network, network identity management is becoming more and more important. Network identity in cyberspace associated in reality has been one significant and urgent task as online life becomes real. So this paper gives a new network identity management systems model based...

With the prompt evolution of Internet, network identity management is getting more and more basilica. Personal electronic identities in cyberspace associated in reality have been one significant and urgent task as online life becomes real. So this paper presents a network identity management platform...

In this paper, a transmission protocol is firstly introduced based on the OFDM cellular cooperation system. Considering the constraints of the size of mobile terminal, we propose two main cooperative schemes to obtain transmitting diversity which is difficult for common transmission methods to acquire....

This paper presents a fall detection system for elder people using wearable single inertial sensor. In contrast with multiple wearable sensors, we deploy only one 3-axis accelerator on human body for continuously monitoring fall incident. Support Vector Machine is exploited to be the classifier for predicting...

Nutch, Solr and Hadoop, three of them are open source applications, which Nutch is a superb web crawler, Hadoop is a cloud platform and Solr can use crawled data and offer word class searching. Nutch only provides one mechanism which segments Chinese sentences into some single characters so that Chinese...

This paper proposes a model named Independent Component Analysis with Reference Curve (ICARC) to extract and remove artifact signal from Electroencephalogram (EEG). Firstly, an additional requirement and a priori information are introduced directly into the contrast function of the traditional ICA model....

The traditional firewall is usually implemented protection mechanism between internal network and external network, real-time monitoring through the input and output of the network data package, once found security threats will make a response immediately, with the data processing time is short, the...

How to protect sensitive data privacy is one of the research focus in the field of data mining, especially in the case of the data distributed storage, and the meaning of data privacy protection is particularly important. Secure multi-party computation security multiparty computation password primitives...

This paper implemented effective associate rule mining based on Hadoop parallel computing. First, the parallel FP-growth algorithm was run on Hadoop platform to find the frequent item sets of the transaction data. Second, the strong association rules was generated from the frequent item sets by a designed...

Astronomical observation produces a large amount of data. The effective storage of the data is an important work. In this paper, the automatic processing of this kind of data was studied in order to solve this problem. The log file, the personnel on duty manual record data and information in exposure...

TA (Task Allocation) system is designed for the workers of National Astronomical Observatory, Chinese Academy of Sciences. TA plays an important role in simplifying the manual operation, improving work efficiency and reducing man-made mistakes. TA achieves an intellectualized even distribution for the...

Our work present a novel approach to deal with photo stylized rendering. Using the SLIC method, the stylized process will be faster and is able to keep the effect. The regions are constructed using SLIC, which is used in image segmentation field. After that we extract the color value for each region...

Nowadays, food safety has drawn increasing attention because of its importance, yet the cost spent on food forgery prevention is expensive and the system is hard to maintain, therefore a low cost system is worth developing. Based on the above fact, this paper proposes a system design for food forgery...

Radio frequency identification (RFID) is a kind of automatic identification technology; it can easily finish automatic data acquisition and recognition by the way of noncontact reading. In the clothing industry, the clothing logo includes much more information and has many problems such as the low speed...

In recent years, with the development of computer technology, virtual reality technology has been paid more and more attention. The scene construction is the foundation of the realization of VRML virtual reality interactive work. For large-scale virtual scene, the amount of data and the mapping file...

The mathematical model of a vertical launching device was established by simplifying its physical model. Through the method of solving Navier-Stokes equation , the complex internal flow of the exhaust was simulated when the missile keep still in the Vertical Launching System, and the changes of the various...

At present, the development of the hotel entrance guard system tends to be more intelligent. The use of ZigBee wireless sensor networks and ARM embedded technology can solve communication problems for the hotel door terminal node with management server. Based on the Z-Stack, one of ZigBee standard protocol...

Smart Distribution Grid is an important part of Smart Grid and its operating conditions directly affect the effectiveness of the industry. In order to achieve the goal of real-time and reliability of data transmission of Smart Distribution Grid, we design a smart multi-antenna distribution communication...

Generally, in the mesoscopic simulation of polycrystalline materials, correctly establishing polycrystalline models is the key to numerical simulate rolling process. Based on the principle of Voronoi diagram, using MATLAB and ABAQUS Python script interface, the rolling process of pure copper plates in...

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 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....

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...

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...

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 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...

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...

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...

Aiming at promoting the efficiency of inspection planning and improving the integration between digital measurement equipment such as CMM (Coordinate Measurement Machine) and CAD system, a method of measurement-points distribution based on knowledge in three- dimensional inspection planning was discussed...

In the process of digital inspection for parts by coordinate measuring machine, in order to assess the quality of parts more accurately, while ensuring efficiency, a method of measurement points planning based on structural features was proposed. From the viewpoints of inspection planning, structural...

Simulation and collision check are the essential function to avoid the potential collisionin inspection process based on three-dimensionalComputer Aided Inspection Planning (CAIP), especially in the complex parts measuring,which can promote the efficiency of digital measuring equipmentsuch as Coordinate...

Evaluation of inspection features mostly depends on manual operation, and thus lead to time-consumed and error prone. A new method of feature evaluation based on DMIS is put forward in this paper. The typical types of features and evaluations are summarized. The process of feature evaluation based on...

In the virtual reality, render to textures technology was widely used in animation, model making software or engine both have texture baking function. The baking technology can preprocess the virtual reality scene model, the shadow information is rendered into a map in the engine, it can no longer carry...