Since human launched the first man-made earth satellite, we have made more and more great achievements in this field. Accompanied with the rapid development, however, there are left multitudes of debris in the space. And the growth of space debris has a strong impact on the normal human space activities....

This paper investigates the diffusion risk model with constant interest. The Laplace-Stieltjes transforms (LST) of some exit times of the risk process are obtained.

In this paper, a Chinese dependency parsing method was presented based on improved Maximum Spanning Tree algorithm. Within this method, Conditional Random Field (CRF) is adopted to establish sequence labeling model. Recognizing POS of head node is employed to modify the weights of directed edges in the...

Due to technique advances, wireless sensor networks (WSNs) are widely used in both military and civil scenarios. A vast amount of data is transmitted to the base station through resource-restrained nodes, which are powered by batteries with limited energy. An energy saving routing protocol is fundamental...

Based on some assuming and definition, this paper propose a method of calculate a hidden area, and path is planned based on the hidden area and vehicle forward movements type in case of hidden area exist or not, this method is easy and practicality, it can used in people's path planning also.

In recent years, the packet level measurement is widely used to evaluate the packet loss and delay performance in broadband networks. The samples of packet loss and delay are provided by probe packet in active probe, from these samples can calculate the overall performance of the communication. However,...

With the rapid development of science and technology, computer network technology has spread to all areas of production and life. However, because of the network has connectivity and openness characteristics, that resulting in network security problems are more prominent, network data theft, hacker attack,...

The current domestic online music providers, such as QQ music, KuGou music, Baidu Music, etc., most of which support keywords retrieval of users to search songs, listen online, download songs, and other functions. Few manufacturers provides functions as 'songs may conform to your taste', 'songs of similar...

In the Bayes method, the unknown parameters are given proper prior distribution, and the data are obtained. According to the Bayes theorem, the posterior distribution of the parameters is updated according to the data. In this paper we use Bayesian analysis and get the help of a priori information so...

Currently, China's Internet of Things (IoT) industry has developed rapidly. In order to advocate green travel and energy saving, the Intelligent Transportation Cycling System (ITCS) provides strongly favorable conditions for the development of public bicycle. This article introduces the concept of the...

The rapid development of Internet of Things (IoT) technology leads the third wave of development of information industry around the world. The development of IoT technology integrates into the campus which arouses a discussion of the wisdom of the campus. Firstly, the article introduces the concept and...

Nowadays, the Internet of Things technology has become a global hot topic. With the widespread applications of the Internet of Things, security issues attract people's attention. Firstly, the article introduces the concept, three layers and functions of the Internet of Things. Secondly, the article analyze...

Recent years, with increasing urban population, urban traffic's pressure is increasing. Urban mass transition is in the period of rapid development. The new generation of train control system-CBTC(Communication Based Train Control)is applied to the constructions of urban mass transition. In CBTC system,...

The development of Internet has changed people's life, science and technology promote the economic development. In modern building network cabling system, whole buildings or buildings at first were mainly reflected the comprehensive cabling. Integrated cabling system is mainly used for building in network...

This paper makes discussion on reasonable application of modern image processing technology to improve remote monitoring system of intelligent alarm in the intelligent alarm remote monitoring system, it maximally realizes organic combination of civil air defense, physical protection, technical protection...

This paper focuses on the characteristics of Internet and explores the influence and countermeasures of Internet on the values of our university students. The Internet as an important invention in twentieth century, is affecting everyone's life, especially have an important impact on how to deal with...

In this paper of computer network information security, network strategy were reviewed in this article, on the basis of all kinds of network safety measures, and the technology to carry on the analysis to Banding mechanical electronic technical computer network as an example, introduces the computer...

The automatic, intelligent and networking of welding process is the trend of the development of the welding. With improvement of welding equipment, to achieve the process of seam tracking wireless WiFi network control and data sharing, this paper employ the embedded connection between the microcontroller...

This paper studies the key technology of the equipment monitoring and intelligent evaluation: the anomaly detection equipment status, the data are processed with Grab J; the transmission of high-definition images and video mode to realize the state matching, using radial basis function neural network...

With the rapid development of the era, Internet information technology has found extensive applications, thus playing an important role in improving people's living standards. This paper conducts a basic analysis of applications of computer network technology in electronics and information engineering.

Development of the information era has made "Internet of Things" a popular phrase. Its connotation has been gradually clarified, meaning connection between things via the Internet. Nowadays, the category of "things" keeps enriching. Development of Internet of Things has bred many new-and high-technologies....

In this paper, vehicle routing problem as the background, the traditional tabu search algorithm is proposed based on a set of methods to build the initial solution and its integration to achieve the dual tabu search algorithm for vehicle routing problem. A new algorithm to avoid the shortcomings of the...

With the development of science and technology progress, electronic information technology has been accepted by the public, the network information popularization, Internet plus has also become a hot topic, the campus network has become the standard configuration of daily life and study, application...

It leads to the uncertainty of the network topology that the random mobility of nodes in mobile Ad hoc networks. In order to accurately predict network topology performance, and effectively detect ad hoc network efficiency, capacity and stability, it has proposed in ad hoc network mobile node optimization...

According to the characteristics and the management pattern of coal enterprises production and supply, this paper designs a kind of mine power supply monitoring system. The system can carry out real-time monitoring, measurement, protection and control for mine power equipment, the realization of underground...

"Dexterity" is an important index to measure the technical level of the robot dexterous hand, which demonstrates the ability to work in any position with the target shape. This study is based on the Shadow dexterous hand, and the mechanical structure characteristics of Shadow dexterous hand are studied....

The vehicle positioning accuracy directly related to the dynamic model. For a single dynamic model, it is difficult to describe the state change of the vehicle movement precisely, so this paper proposes a composite model of GPS dynamic positioning system, and this paper designs a vehicle location and...

This paper presents a kind of power system short-term load prediction algorithm based on fuzzy control and RBF neural network, to solve the problems of th traditional RBF neural network in electric power system short-term load forecast errors. Through the example verification, this method can improve...

as internet application develops rapidly, application requirements of internet web becomes increasingly strict. As uses' demand improves, the standard and technology of web browser are changing continuously. HTML5 standard proposed by World Wide Web Consortium (WWWC) offers a new opportunity for internet...

Big data, Internet of Things and cloud computing technology develop like a raging fire. Each industry is looking for the strategy to apply big data in industrial development. Traditional tourism industry also pays attention to application of big data technology in the process of intelligent tourism transformation....

This paper studies large software component recognition mapping, component testing and component evaluation, proposes a set of development platform and key structure supporting twin-engine software, and discusses mutual relations among software functions. Besides, this paper takes e-commerce trading...

With continuous development of science and technology, actual data integration and operating path also change greatly. To better improve transmission accuracy of overall data information, and guarantee optimal establishment of computer network security system, accuracy of overall system can improve fundamentally...

In the development of wireless mobile technology, the mobile e-commerce begins to get favour from people, which better broadens the running space of our e-commerce industry, allowing for a wider range of e-commerce. Combination of mobile e-commerce and enterprise e-commerce platforms, and connection...

with the continuous progress of Chinese economic society, the science and technology has presented a booming developmental trend. Computer has been widely used in different domain of social life and become an indispensable part of people's social life. This article aims at briefly introducing the historical...

under the background of rapid development of network technology, network field gains certain expansion. Thus, more and more people seriously depend on network in life and work. Meanwhile, most projects or jobs also enhance the degree of network dependence. It thus can be seen that network technology...

"internet+" is an inevitable product when knowledge society era develops. It beings new mode and new idea for current economic and social development. In short, "internet+" refers to "internet + each traditional industry". It is not just simple combination, but also further improves knowledge, technology,...

As the development level of economy and society improves and technology changes quickly, human society informatization degree also deepens continuously. A distinguishing feature of information age is gradual promotion of internet and computer. Meanwhile, internet technology and computer technology also...

GPON technology is a new generation broadband access technology which is more efficient and convenient in actual application and has low requirement on technologies and richer overall interfaces. It is a new technology means which has great influence on communication engineering construction in line...

Aimed at the issue of the operation training on military hardware, designed a set of supervisory system for military hardware operation in low light conditions. Put forward an image de-noising algorithm which united mathematics morphology and modified average filtering method, put forward an image enhancement...

The interaction between wave and the obstacle in water is a common problem in ocean engineering. The article use a new numerical method, Boundary Collocation Method (BCM) based on Eigenfunction Expansion Method (EEM), to solve the two-dimensional wave problems between wave and obstacle. The obstacle...

In order to find out the high correlative factors of the crop disease from the images, and to predict the disease process, the author analyze the digital images of cucumber leaf which collected in the process of normal and disease by computer image processing technology. By comparing the nine parameters...

For serious cases fisheye lens distortion, we use fisheye images captured image get a lot of information presented fisheye correction method using Matlab image processing software, the successful implementation of correcting the image distortion. And experiments show the feasibility of the method.

SDN (Software Defined Network) is the important part of Future Network, and the OpenFlow soft switch which separates the control plane from the data plane is the key instrument. While there is less research on the performance model of SDN, and also less research on experimental methods of performance...

In order to resolve these problems of the long belt conveyor that the fault is not easy to locate, the location efficiency is low, the maintenance cost is high and so on, a design scheme of the fault location system of belt conveyor based on CANopen protocol was proposed. The basic model of CANopen device...

The burning zone temperature (BZT) in cement rotary kiln is a mostly important index which affects the quality of produced cement. In rotary kiln, the bilateral movements of air and complex chemical reactions take place. Thus, traditional modeling methods can not predict the BZT effectively. In order...

With the application of RFID technology in the Internet of things in agriculture, realize the agricultural products traceability safety, mainly to realize the design of Agricultural Internet of things sensing layer, network layer, application layer. Through RFID label record collection of agricultural...

The article uses content analysis method, using CNKI database as a search tool to retrieve the relevant papers published during the period of 2002-2015.By comparing, analyzing and integrating the research history, research types, research topics, research content and so on ,we think the further development...

The problem of assembly job shop scheduling (AJSS) is studied with the objective of minimizing the weighted sum of earliness and tardiness penalties. An insertion search algorithm is proposed to solve the problem. The operations of job with tardiness or earliness are shifted left or right to optimize...

This paper points out the basic principle of ultrasonic measuring damage, expounding the development and the research status of ultrasonic detection of concrete damage. It also summarizes the development trend of the method and makes suggestions to the further study of the technology. So it is referable...

In the statistics of stress-strain cyclic response involved with cyclic-loading, rain-flow counting method has always been thought the most reasonable way to proceed cycle counting, based on which researchers could conduct fatigue test or calculate the damage extent according to N(or S N) curve. That...

The prestressed anchoring technology is applied extensively to the geotechnical projects. Due to the limitations of conventional prestressed anchorage cable, such as stress concentration on the head of anchor-root and distribution nonuniformity of shear stress, a new pressure-type anchor cable with precast...

More complicated problems demand collaborative innovation. Accordingly, key growth factors for landscape designers' skills are personal knowledge management and collaborative abilities. So, design education occurs not only in school but also after school. Knowledge management and the collaborative ability...

Data mining technology is generally to process, observe and analyze large-scale data by use of statistic analysis software, aiming to find the hidden rule or effective information existing in data. The application core of the data is large-scale college English student individual learning which completely...

This paper is based on the meaning of multiple DEMATEL teaching mode as the breakthrough point, by means of the analysis model, the cognitive learning model and the construction of cognitive model with behavioral learning aid to discuss the implementation strategy of college English teaching under the...

This paper explores a ridership forecasting method based on railway intersection site accessibility and vehicle use patterns. The accessibility model utilizes vehicle use and demographic data. In the study, we employ GIS to disaggregate population data into small raster cells. Based on the distance decay...

The current information retrieval system, there are still some problems, such as incremental information collection of web crawler, index dynamic updating and compression, results sorting, audio and video retrieval, query language visualization and so on. The results returned users are most concerned...

In this paper, we introduce a split general strong nonlinear quasi-variational inequality problem which is a natural extension of a split general quasi-variational inequality problem, split variational inequality problem, quasi-variational and variational inequality problems in Hilbert spaces. Using...

In this paper, we are interested in minimal number of red-nodes in a red-black tree. An time dynamic programming algorithm is presented first for computing , the smallest number of red internal nodes in a red-black tree on keys. We then improve the algorithm to a new time algorithm. Then the algorithm...

In this paper, we present a spectral-like method with Boubaker polynomials to solving numerically some differential equations. The Boubaker polynomial expansion scheme (BPES) are also discussed. A transform from Boubaker polynomial to shifted Legendre orthogonal polynomials is derived. By this transform,...

In this paper, based on the traditional homotopy analysis method, we have successfully proposed a new analytical method, namely the piecewise perturbation method (PPM), for solving nonlinear problems. Here we introduce the idea of Newton iteration into the traditional homotopy analysis method to revise...

A Mixed Integer Linear Programming (MILP) model for Non-strict Uncapacitated Multi-allocation p-hub Median Problem (NSUMApHUMP) is established. Applied genetic algorithm to the hub and spoke locations to minimize the total costs of airline network. Exact solutions of the model are obtained by encoding...

In this paper, the optimal boundary control problem in finite time horizon for linear parabolic partial differential equations cascaded through Robin boundary condition is addressed. Firstly, the well-posedness of the solution for the cascaded system is presented. Secondly, with the existence of the...

An improved localization algorithm based on wireless sensor network is proposed to improve the localization accuracy of DV-HOP algorithm in wireless sensor networks. The new algorithm uses three edge distance method to calculate the position relationship between unknown nodes and anchor nodes. MATLAB...

Due to the establishment of domain ontology is prior to information extraction activity, therefore it is impossible to extract the relevant information when new issue from new field is coming. These documents which include new issues become isolated text in text set. The information in these documents...

For coping with the problems such as network coverage shrinking or network energy holes, the wireless sensor networks import kinds of functions to perform the intended business thing. Therefore, one network node with limited resources has to support many functions. At present, researchers mostly design...

The hybrid active-passive fault-tolerant control (FTC) problem based on discrete event-triggered communication scheme (DETCS) is studied for nonlinear NCS (NNCS) with time-varying delay and any actuator failure. A T-S fuzzy model is adopted to describe the fault model of NNCS in which the integration...

One of the most important method of estimating and graphing the underlying density is kernel density estimation (KDE). In this paper, we present basic knowledge of KDE, and simulations were carried out which compare three bandwidth selection methods [Normal rule of thumb (NROT), Least squares cross-validation...

This paper presents a new filled function method for global minimization problem with smooth or non-smooth box constraints. The constructed filled function contains only one parameter, which can be adjusted readily during the iterative process. The theories and the computational properties of the filled...

The task planning of satellite-ground time synchronization (SGTSTP) is a complex multi-objective ground station scheduling problem. In this paper, we establish the problem formulation and analyze the optimization objectives. Based on the complexity analysis, we design a solving framework based on decomposition,...

A periodic ratio-dependent predator-prey system with time delay is investigated. By using a continuation theorem based on coincidence degree theory, the sufficient conditions of the existence of periodic solution of the system are obtained, which generalizes the known result.

Engineering plastics with its unique performance advantages in automobile manufacture is becoming more widespread. Plastic intake manifold of the engine intake system as the most critical components of its design and manufacture great difficulty, its injection molding process is crucial to the design...

In this paper, we introduce a split general mixed variational inequality problem which is a natural extension of a split variational inequality problem, mixed variational and variational inequality problems in Hilbert spaces.Using the resolvent operator technique, we propose an iterative algorithm for...

This study aims to research the applicability of the WOFOST model and predict winter wheat yield on a regional scale. The automatic information in study area could be achieved from the wireless sensor network (WSN) deployed in cropland. The observed results including the phenological dates, LAI and the...

With the rapid development of Chinese air transportation, the performance of the Chinese air route network (ARN) becomes more and more important. Since the location of air route waypoints (ARWs) is crucial for the performance of ARN, we propose an ARW optimization model in this paper. In the model, the...

In view of the complexity of Internet and the heterogeneity of individual in public opinion spreading, established the Internet public opinion evolution model based on complex network. Through experiment simulation, observed influences of order parameter and network topology on the evolution of opinion....

Considering netizen opinion is influenced by many factors in the spread of public opinion, combine the Bass theory and traditional cellular automata model, add external influence, degree of neighbor and external influence, a hybrid model for the evolution of online public sentiment considering the external...

The impacts from different environmental factors on CO concentration are studied based on FLUENT numerical simulation. Under different wind velocities, environmental temperatures, and super hydrostatic difference, the distribution of CO concentration inside the tunnel is analyzed. The result is that...

A supply network has been studied which consists of a supplier and a manufacturer. Considering inventory costs and shortage cost because of supply shortage, profit maximum model was established based on the uncertain market demand and variable manufacturing costs. The feasibility of the model has been...

Considering the complication of impact factor in the bridge engineering identification, it is regarded as an inverse problem and the neural network method is applied to avoid the difficulty caused by the uncertainty of the system. The data model and neural network simulation model of the bridge engineering...

In order to improve safety for airliner ground movement at the airport, a positioning method which can identify airliner and find the location of the airliner when the airliner taxiing at the airport based on computer vision is presented. Deep learning method is applied to recognize an airliner from...

The experiment of running-in was carried out on the pin-disk test machine. Then the images of surface topography were taken by OLYMPUS optical digital microscope. In order to identify these images, the arithmetic of discrete wavelet transform(DWT) and fractal box dimension which used to describe the...

Clustering is the method to partition unlabeled data, whitch is very important in bioinformatics. To overcome the difficult of balancing between different cluster criteria, we use multi-objective optimization to solve the problem. In this paper, we propose an Nelder-Mead based Marriage in Honey Bees...

Node localization is the foundation of the wireless sensor networks.The traditional DV-Hop localization algorithm has been studied in this paper.In order to solve the problem of DV-Hop localization algorithm,an improved DV-Hop localization algorithm has been proposed. Which uses correction value reducing...

PWM dimming is widely used to adjust the luminance of lighting emitting diode (LED) due to the advantage of no LED shimming. When the dimming ratio is relatively small, the LED current maybe unable to increase from zero to a desired level and thus the LED may be undersupplied with electricity. This paper...

For the deficiency of traditional failure mode and effects analysis ( FMEA) in solving risk ranking problem for related failure modes, this paper proposed a risk assessment method based on ordered weighted geometric averaging (OWGA) operator and fuzzy decision making trial and evaluation method (DEMATEL)....

Information sensing and test are premise and foundation of (Equipment Health Management, EHM), a reasonable sensor configuration not only provide accurate and complete fault information, but also improve fault diagnostics, fault prognostics and health state evaluation capability. To address the problem...

Currently, low-density parity check (LDPC) coded multiple-input multiple-output (MIMO) orthogonal frequency division multiplexing (OFDM) systems becoming very important research area in wireless communication. Especially in high throughput wireless communication, due to its capacity increasing ability...

To the relatively low recognition rate of gait frame difference energy image (GFDEI), this paper proposes gait frame difference entropy image (GFDEnI) to describe gait feature based on it, and then adopts improved KNN to recognize. GFDEnI describes the uncertainty of each point using Shannon entropy...

With the rapid development of the Internet, as a new discipline Web design is gradually being recognized. Web Design is creative thinking activities of a web designer that artistic planning consciously of objects or constituent elements of the page in accordance with the times, technology and experience...

With the rapid development of our country's economy, the per capita level of material life has improved significantly, the corresponding power consumption is also growing sharply, which brings a severe test to the stable operation of power grid system. As the mainstream trend of the current power grid...

Plant diseases and insect pests have similar symptoms, but it is difficult to distinguish between professional and technical personnel to identify plant diseases and insect pests. In order to accurate extraction of plant diseases and insect pests, physiological and pathological characteristics of signal,...

According to the nonlinear model of pitch channel of a hypersonic vehicle, the open-loop control is studied, and the response curve is given. On this basis, this paper makes a research on PID control, PID controller design and the introduction of the angular velocity to increase the system damping, which...

Information has become an important resource for mankind. In handling these huge amount of information, computer information processing has become indispensable. At present, how to predict and evaluate computer systems security in a better way emerged as a research hot spots. In this paper, fuzzy comprehensive...

For a class of two order systems with single input and non-minimum phase, this paper uses backstepping design method to design the controller and studies the Euler programming problem. But unlike the traditional backstepping design, this paper did not use the method of hinge compensation, but there is...

By introduce the information entropy and the average-distance-amongst-points to analysis the population distribution in the process of evolution, and figured out the cause of the DE/best/* premature convergence is the control function of the current optimal individual to decrease the population diversity...

With the promotion of network safety, information management and electric power industry information, information and communication safety has become an important part of power system network safety and the safety requirements of electric system information has improved constantly. Through expounding...

With the development of information technology, there are an increasingly demands for high-quality software. the software has been applied in various fields of national economy, and the software quality has been emphasized more and more. How to improve the quality of software products has emerged as...

In this paper, we use the M language of Matlab software to study the programming and implementation of PID control for a class of simple first order systems. According to the proportional, proportional integral and full proportional integral differential control three cases , We separately conduct the...

Aiming at a class of two order systems with single input and non minimum phase, a sliding mode control method is used to design the controller. And the problem of using Matlab software M language programming is studied. Finally, the simulation results show that the design of the controller and the programming...

A kind of Sliding mode controller is designed for a kind of pitch channel model of hypersonic aircrafts. The main task is to realize attack angle tracking of hypersonic aircrafts. Compared with traditional sliding mode design method, the main difference is that the sign function is not used and a kind...