The virtual network embedding problem is a majorchallenge in this field. Its target is to efficiently map the virtual nodes and virtual linksonto the substrate network resources. Due to multiple objectives and multipleconstraints, finding the optimal solution turns out to be a very difficult problem....

In recent years, with the extensive application of database technique, medical image information becomes easier to be storage and archiving. Based on selection of development, script languagesand database technology, this paper designs the system structure, system process, webpage function, and system...

The functional architecture and overall design of the decision support system of urban distribution network planning based on electric power demand forecasting are introduced, with the focus on the function implementation and key planning results of the electric power demand forecasting module for the...

By analyzing the present situation of Jiaju Tibetan Village in Sichuan Province, three issues were found, that is, a) the abrupt change of the traditional building environment; b) the unbalanced proportion of the buildings and its surroundings; c) the contradiction between numerous buildings and local...

Through the concept of virtual reality technology, the introduction of features, leads in particular application of virtual reality technology in all areas of sports fields; then, from the build simulation training field, a single person special training, remote training with the environment, the core...

Using information technology such as search engine for collecting and monitoring of network public opinion is a practical and effective method. This paper puts forward an improved algorithm of SVM classifier based on incremental learning online, and then implements a topic crawler system for network...

The high efficiency video coding (HEVC) standard was developed by JCT-VC in 2010 and was officially released in 2013. Compared to the previous video coding standard of H.264/AVC, HEVC can save about 50% bit-rate for equal perceptual video quality, but the computational complexity significantly increases....

At present, the products design and development of enterprises are facing more complex internal and external environment, the specific performances are the technological and economic changes, the endless innovation of competitor, the constant changing of consumer's demands. To the enterprise management,...

At present, with the development of the information technologies and the Internet, evaluation and ,the recommendation of all kinds of information is increasingly concerned. We can get User’ evaluation on the books for 5 points. Considering the effect of different factors on the books’ score then the...

The incomplete attribute information TODIM method is applied to the early warning detection threat evaluation to enhance decision-making scientific and targeted due to the limitations of traditional multi-attribute evaluation methods. This paper introduces the incomplete attribute information TODIM method...

Things agriculture is an important development direction of networking applications, networking technology in the field of agriculture for the development of agriculture has brought immeasurable impetus and prospects immeasurable. In agriculture things, how can the production process the data collected...

Human society entered the 21st century, the Internet and mature technology of the database has been an unprecedented development, security issues have always been a computer database security and database data loss problems are hacking seriously affect the database, for database security Research management...

There is a problem of partial convergence in anycast routing based on genetic algorithm, therefore an improved anycast routing algorithm is proposed in this paper. The chaotic disturbance operator is adopted in the improved algorithm. The simulation results show that the proposed algorithm has a faster...

Nowadays, dynamic wireless network security model flawed in terms of initiative defense, risk assessment and security policy generation and others. To solve this problem, we proposes an improved model of network security model based on dynamic wireless networks. This network security model is mainly...

cloud computing is the hot topic in the application and the research sphere. And the most IT Enterprises staffs think that cloud computing is the core application architecture of the next generation of computer network technology. Though the appearing of cloud computing bring a lot of advantage, but...

Sparse literature exists on the topic of college students' core values education via new media, so in this study the theory of communicative ideological education was applied to build the mode of college student's core value education via new media. This was also based on the characteristics of college...

This paper studies the key problems of many Tangka image segmentation algorithms and computational complexity and hard to applies to large scale images segmentation. As a exploratory research of Tangka image, the paper fully took the comprehensive and robustness of algorithm into account. The image segmentation...

The level of information management community health care in our country is not high , and the technology is very scarce. In this paper, we raise a decision support model about community medical?in the light of the degree of information is far from enough. The paper discussed how to design?build and...

In this paper, we introduced the ASON technology and the development, have analyzed its architecture characteristic and the function characteristic, and with transmission systems and so on WDM, MSTP, RPR has carried on the comparison. Has obtained the ASON technology for the electric power communications...

This dissertation is going to bring forward modern development and design of Big Data Integration for financial management system, based on limits of traditional financial management and situation under large numbers of business data accumulation. As per development and requirement of financial management,...

With respect to the current situation of logistics industries, the data synchronization technique in embedded mobile database design is researched. The focuses is on the establishment and maintenance of server databases, so as to solve the problems, like the date acquisition in data synchronization and...

In this paper, a new frame beginning spinning position signal acquisition system is designed with reed sensors. Compared with the beginning spinning position signal acquisition device, the experiment proves that, the structure of the signal acquisition device is easy to adjust, stable and long usage...

In this paper, we study heart rate, metabolic equivalent, the degree of subjective sensation and motion energy consumption characteristics. From the basic response characteristics of heart rate of sports load Heart rate measurement using the target heart rate to arrange exercise load strength and heart...

With rapid development and popularity of internet across the world, information technology has been applied to social life and production of people, and enters the fields of traditional business including tourism at an unprecedented rate. The network travel in future should provide a full range of tourism...

Using virtual instrument technology, digital signal processing technology and traditional optical radiation measuring technology to construct optical radiation measuring system breaks the construction methods of traditional instruments. Signal processing, collection, control and process of measuring...

Developments in web services lead increasing numbers of enterprises to focus themselves on core business by outsourcing parts of service flows. As an important measure of the web service, quality of service (QoS), determines the success of the combined services to some extent, highlighting the need for...

We expatiate and summarize the partition method about transportation mode, and then we analyze the function concept of generalized transportation cost in details in this paper. After the equilibrium model of regional transportation network and the algorithm of the multi-mode and single goods have been...

The transport layer security protocol (TLS) used in the Internet exist complex certificate management shortcomings and highly handshake delay due to the use of the certificate, IBE avoid the above problems by not using the certificate. he article introduces the identity based encryption system into the...

The paper introduces a method of judging the gesture according to triaxial acceleration data and heart rate data. The acceleration transducer is used to collect the triaxial acceleration data, and some experimental data is selected as training data. The collected data is classified according to KNN algorithm,...

With the application of spatial information technology in repair of gas networks, SCADA system is combined with GIS system to determine the damaged equipment and components of the booster, and the severity of the booster. The technical parameters including the manufacture, size, material, size and type...

The paper about the research of measure-control information collection and processing system construction based on iFix starts from the monitoring and analysis of general industrial test information collection. And it puts forward that we adopt the industrial production field measurement and control...

At present?the existing algorithm registration for mobile equipment is weak on real-time feature,this paper proposes an Tracking registration for Mobile augmented reality based on ORB-FREAK algorithm.To Reduce the algorrithm time overhead,using ORB and FREAK as detecter and descriptor,Hamming-based Brute-force...

This paper describes the design of control circuit which makes the TMS320LF2407 as the core. It mainly introduces the characteristics of DSP, the general development process of DSP system and the DSP chip TMS320LF2407’s characteristics adopted by this system. It focused on the peripheral circuit design...

Applying stepping motor to motion control system of equipment can make the device achieve the objective of two-dimensional motion control. Firstly, the paper defines the motion control scheme of system. Then, the paper makes detailed analysis on central processing unit and motion controller of hardware...

since 1990s, the substation has entered the digital age along with rapid development of information control technology, power grid technology, computer technology and measuring technology, and a great breakthrough has been made in aspects of function improvement, cost reduction, reliability enhancement...

Optical feedback effect has been widely applied to external cavity laser, and it has achieved good effect in narrowing the spectral line of laser. And the measurement technique based on optical feedback effect attracts the attention of the researchers. The measurement system based on optical feedback...

High-G accelerometer impact excitation using Hopkinson pressure bar was introduced. The impact excitation course was simulated on ANSYS/LS-DYNA using Lagrange's method and Johnson-Cook constitutive model. The effects of projectile nose shape, nose length, and adjustment pad material on acceleration waveforms...

IEEE 802.11 wireless LAN’s popularity, and IEEE 802.16 wireless broadband network in the commercial standardization in recent years, have made significant wireless network technology increasingly important, but also more and more applications and products has emerged. While wireless personal area network...

The paper firstly introduces Web service technique, based on which the paper researches the supply and demand service under Web services-oriented supply and demand network collaborative management system architecture. Agent has features, so the paper focuses on researching integration method of Agent...

This paper based on the specific needs of the university library, analyzes construct necessity, feasibility and technical solutions to select automatic recommendation system for books, and a brief introduction of collaborative filtering algorithms, in particular the correlation calculation and different...

Faceted search is a kind of exploratory search, which is the complementary of keyword search. The current faceted search techniques display all facets. When there are plenty of facets, they are not available. Existing facet recommendation approaches mainly select facets according to the experts’ experience...

This paper is concerned with the existence of exact traveling wave solutions of nonlinear evolution equation by the tanh-function method. The validity and reliability of this method is demonstrated by applying it to a variety of the nonlinear beam equations.

Underwater equipment auxiliary monitoring is the important premise to ensure system work normally and effective data analysis. This system give full consideration to the output form of all kinds of sensors and realize the net access of different kinds of auxiliary measuring module by using network bus...

As the development of science and technology, the microchip technology has become closer relationship to our life which gives our life more convenient, not only the telephone but computers and digital cameras can’t work without the microchip’s development. “Arduino”, it’s cheap and easy to develop but...

With the rapid development of wireless communication technology, wireless community has brought a lot of convenience to people's life. However, in the open wireless network environment, the communication system has been attacked and threatened to be higher than the traditional wired network. In order...

With the rapid development of science and information technology, computer and network technology have made jumping progress, which not only speeds up the global information, but also brings more serious information security issues. Information network security has become a new term, which is related...

With the rapid development of network technology and mobile terminal equipment, mobile payment has become a trend. Due to the complexity of payment environment, the payment terminal equipment performance is limited, mobile payment security protocol is essential with a high degree of security. This paper...

In order to improve the security of network data transmission and avoid the leakage of transmission data, this paper proposes an enhanced data transmission security and reliability scheme, and design a new data encryption and decryption system using hardware encryption protocol and algorithm. The main...

Due to the complexity of cloud computing environment, cloud computing in the process of information security certification not only requires the server identifying user information, but also identifying authenticity of user authentication server, which can realize two-way authentication between server...

Information security has experienced a long time from the concept to deepen. Nowadays, with the development and in-depth of computer science and technology, the problem of information security grow with each passing day out. In June 2014, the freely available WiFi has trap vulnerability event, it specifically...

According to the design requirement of the agricultural product intelligent logistics monitoring system, this paper uses integrate embedded technology to design a new intelligent logistics monitoring system based on GPS/GPRS. On this basis, this paper designs the GPS positioning module, RFID RF module...

First, this paper analyzes the research status of vehicle networking, engineering applications, electronic control engine fault diagnosis and develops research content and design route for this paper. From view of application, this paper analyzes the complex network model, complex network rules, complex...

This paper introduced the principle of the fluorescence image of the hydraulic leakage acquisition and analysis system. The function and structure of system and the composition diagram of automatic detection hardware had been analyzed. The thresholding and semithresholding on the fluorescence image of...

how to quickly extracted from these massive data out of the enterprise value of useful information has become the most vexing problems in the development of application software programmers encounter in the course. Based on the starting point of this issue, this paper analyzes the key technical foundation...

According to the problem that traditional heart detection equipment is bulky and expensive, approach to designing and implementing portable heart sound detection instrument is proposed in this paper. After the heart sound signal is filtered and amplified by hardware circuits and FPGA, the SCM receives...

K-means fuzzy cluster analysis and matter element analysis have been used to select optimize points of water quality monitoring in Qinghe River, taking 8 monitoring section data in June 2014. K-means fuzzy clustering analysis method is suitable for the processing of continuous data set,and matter element...

This paper presents a new optimization approach for solving the economic operation with consideration of wind, solar, micro-turbine, fuel cells, battery and load in an energy system. Mathematical models of each micro source and the system model of the microgrid economic operation are established, and...

The simulation of free surface problems (e.g. waves, bubbles) are important in various fields. Arbitrary Lagrangian-Eulerian (ALE) is one the famous methods to track the position of free surface. However, this method is usually used in Finite Element Method (FEM) systems. The main difficulty to integrate...

A method of constructing a group decision matrix based on OWA operator is proposed for the construction method of the group decision matrix research. In this method, the OWA operator is used to aggregate the expert's decision matrix into the initial group decision matrix, then the degree of deviation...

The paper design a Virtual Signal Generator based on Virtual Instrument,which can produce continuous adjustable amplitude and frequency signal .It’s contains of the most basic three waveform: sine wave, pulse wave and triangle wave. We design the signal generator by LabVIEW. Data acquisition is NIUSB-6009....

This paper presents an integrate circuits IP for extracting Haar-like features in the image of front vehicle. We improve the performance of the IP by selecting the architecture of integral image, pipeline, ping-pong operations, data multiplexing etc. The verification of the IP is based on the VCS, and...

Speculative execution is the key technology to improve the execution efficiency of Hadoop cluster. In the large-scale cluster reasonable Speculative execution can effectively reduce the execution time for the job. At present, there is still a big problem in the detecting of the Hadoop's Speculative execution...

With the development of power electronic technology, it has become the main harmonic sources in the grid. This paper is based on the theory of induction meter and electronic energy meter. First the mathematical expressions of respective meter under harmonic are induced, and next the influence factor...

According to the actual demand of deformation monitoring for large buildings, the technology of laser image based on virtual instrument is put forward. The location of laser light spot relative to the reference position and the variation of tilt angle are measured, which can calculate the vertical deformation...

Delay Tolerant Networks (DTNs) are a type of networks which suffer from intermittent disruption due to the factors such as mobility and energy. Whereas only a little state of art routing algorithms in DTNs address the problem of message loss due to the insufficient contact capacity because of mobility....

The return link performance of conventional civil DVB-RCS transmission technology limits its direct application to air-borne satellite video transmission system. This paper studies the novel emergent DVB-RCS return link technique based on introducing adaptive parallel processing to the conventional civil...

In order to obtain better static and dynamic performance of the nonlinear system, in this paper the compound control system which the inner loop adopted direct inverse model control and the outer loop adopted model reference adaptive control was designed. Aiming at the difficulty to building inverse...

The different positions and angles of the optical sensor are calibrated before using the optical coordinate measuring system. In this paper, we analyze and optimize the common calibration process, reduce the unnecessary links, shorten the calibration time, and improve the efficiency of the optical coordinate...

Satellite cloud image retrieval can help the forecasters positioning similar weather in the past quickly and improve the reliability of the weather prediction. This article attempts to use the Zernike moment and Grid based method to extract the region-based features of cloud images. First of all, carry...

In this study, a novel integration scheme for coupling the results of mean shift with initial contours of the region-scalable fitting level set method (RSF model) is presented. There are two main contributions in the study. First, a new adaptive threshold formula to fit dynamic range of the mean shift...

The resource and especially the node energy of the wireless sensor network are limited. It can effectively prolong the lifetime of the wireless sensor network by reducing the energy consumption in the process of information collection and transmission as much as possible. Hereby a routing protocol improved...

The network traffic data has a very strong burst and self similarity and so on, which results in the system flow is not stable and inaccurate. The traditional network traffic prediction model is not accurate enough. To solve the above problems, a network traffic prediction model based on local mean decomposition...

Methodology is explored for the reconstructed radiances from the Infrared Atmosphere Sounding (IASI) for the purpose of assimilation into numerical weather prediction models. A principal component based fast radiative transfer model has been implemented into the WRF data assimilation system, thus allow...

Deflection is an important indicator of bridge health. This paper puts forward a deflection measurement system for bridge based on laser image technology. In the measurement progress, the laser image is sampled, filtered and converted to binary image using threshold segmentation, which is used to coordinate...

It is important to segment prostate automatically in the daily treatment images. However, previous methods often ignore the previous segmented treatment images which contain valuable patient-specific information. To this end, this paper proposes a novel CT prostate segmentation method based on a random...

With the development of Internet, collaborative editing over Internert becomes a common office affair,which can support a harmonious human to human interaction.Peer-to-peer (P2P) networks are very efficient for distributed collabotative editing. Existing many collaborative editing algorithms depend on...

To reduce active relays in peer-to-peer relay networks, a sparsity promoting penalty term is introduced into the objective function to obtain beamforming weights through minimization of the total relay transmit power while the signal-to-interference-plus-noise ratio (SINR) at the destinations are guaranteed...

The existing highlight detection and removal methods usually depend on color or some geometrical information. These methods cannot be used when highlight region degrades texture details of object surface. In this paper, we propose a novel, simple and effective method to solve this problem. In our method,...

With more penetration of wind energy from onshore and offshore wind farms, wind generation will thus be exerting more influences on the original power system. The main purpose of this paper is to study two commonly adopted offshore wind turbine types, namely the doubly-fed induction generator and the...

For analyzing the effect of GEO(geostationary orbit satellite-GEO) Satellite Motion on Signal Performance in TWSTFT(Two-Way Satellite Time Frequency Transfer), the observation data of TWSTFT and GPS PPP(GPS Precise Point Positioning) which have the similar accuracy between the NTSC (National Time Service...

It has a very important role that emotion to coordinate the relationship between people in the numerous and complicated social life. Expression is the most important characteristics of emotion, it is indispensable means of information communication and emotional communication in interpersonal communication....

In order to improve the heating system’s intelligence and automation level, a wireless remote meter reading system is designed based on GPRS network technology. The system consists of heat meters, collector, concentrator and remote management centers. The hardware is constructed by STM32F103MPU, wireless...

Transformation equipment on-line monitoring device aims at monitoring substation equipment operation parameters. Through internal network, the data will be transported to the on-line monitoring platform of electric power internal network to provide maintenance basis for maintenance department. While...

Aiming at the existing problems such as heavy workload and low efficiency of intelligent substation state monitoring device calibration, combined with the current information technology and intelligent technology, his paper presents a vehicle-borne intelligent verification system. The system adopts vehicle...

The calibration of SF6 gas density on-line monitoring device needs to simulate different pressure environment to calibrate the data accuracy of the on-line monitoring device. At present, the simulation of different pressure environment is conducted by artificial cranking bar to change the stroke of cylinder...

Circuit breaker is a very important control and protective equipment in the field of grid system. When the electric equipment or circuit are in accident, the relay protection and circuit breaker will cut the fault section from grid rapidly and guarantee the grid running safely. However, there are a mount...

his paper studies the extraction of power line in aerial image based on the Hough transform method. In the detection of Hough transform, it is easy to be interfered by the noise, which leads to false detection. Considering the characteristic of power line in aerial images, we propose a set of threshold...

In the precision electro-hydraulic servo control system, grating is commonly used as displacement detecting element. To realize getting the data from the grating displacement sensor and send a command word rapidly, the dynamic link library (DLL) technology is used in this paper, it is that a dynamic...

The full coverage of the network, cloud digital products and the ever-upgrading reading devices have transformed users’ reading environment, reading content and reading mode in a profound way. Against the backdrop of Information Era, Libraries are supposed to keep up with the times, with a bid of catering...

In model of multi- hop wireless sensor networks, if a cluster head is more close to the sink, it will have much more transmitting tasks, therefore a head more close by the sink will consume much more energy. A new mobile sink protocol based on Particle Swarm Optimization (PSO) algorithm is proposed.The...

Heavy rotating mechanical devices, such as ball mills in the mineral grinding process, produce strong mechanical vibration and acoustic signals. These signals consist of multiple components with different time scales and physical interpretations. Frequency spectra of these multi-scale sub-signals contain...

For the issues of feature extraction and scene recognition in the complex wireless transmission channel, this paper presents a feature recognition based on a "fingerprint library" algorithm. The algorithm is fully tap the different scenarios, differentiated features within the different regions of the...

This paper had developed C100 high-performance concrete (HPC). Mechanical properties of high-performance concrete after evaluated temperatures were investigated. Besides, this paper had summarized the extrinsic characteristics of HPC after evaluated temperatures, which was effectively applied in evaluating...

This paper proposed a new RFID anti-collision algorithm on the basis of the frame slots of Multi-branched Tree.This new algorithm used for multi-grouped lies in the label prefix discrimination,which greatly prevents the situation that the frame length is not enough and reduces the transmission of bits...

For smoothing Wind-PV-Energy storage system output power fluctuation problem, this paper proposed Wind-PV-Energy storage coordinated control method based on variable weight self-adaption filter, considering the Wind-PV system volatility constraint conditions and the energy storage system SOC. With index...

In order to solve the problem of aluminum piston deburring, in the special deburring machine adopts the drum wheel unit as a clamp, slot wheel mechanism as intermittent mechanism, by the brush to remove burrs, through the literature material law, expert interview method, calculation analysis and other...

To analyze supply and demand matching degree of taxi resources in different periods in the long span, namely, with year as its measuring unit, this paper selects Wuhan city whose taxi ordering volume ranks in forefront [1] in China, analyzes the change law and development trend of supply and demand matching...

Combining the specific harmonic elimination pulse width modulation technology of cascading H-bridge convertor, this paper discusses the function relationships between its parameters, and establishes the corresponding multiple nonlinear system of equations, and focuses on analysis of advantages and disadvantages...

There are structure and content differences between SCL,the substation configuration language defined in IEC61850, and CIM,the common information model contained in IEC61970, which lead to the data exchange barriers between the substation system with the power dispatching center. While the traditional...

Aiming at the problem that how to choose the least cost data resources from multiple datasets which have the same contents but different locations for smart grid tasks, a least cost of selection algorithm based on locality is proposed. First, the problem of choosing data replicas is abstract as a shortest...