Based on the grey system theory, Nib lack algorithm and hole filling algorithm, the automatic detection system of micro fiber edge is developed. The mathematical model and design idea of the algorithm are introduced, and the design results are presented. The experimental results show that the design...

Voice over Internet Protocol (VoIP) achieves cheap cost and provides flexible features by delivering voice packet over Internet Protocol. Compared with conventional public-switched telephone network, transmitting voice packets over public channel has to face more challenges due to the security threats...

The individual convergent tendency of e-governance is deeply influenced by current information and communication technologies (ICTs). Taking advantage of this kind of technology, the individuals form convergent system and mechanism based on their interests, hobbies and benefits. Network is gradually...

Cross-border e-commerce has been subverting the traditional model of import and export, and will become a new growth point for China's foreign trade in the future. The emergence and development of cross-border e-commerce benefits from four aspects, including the needs of economic development, consumer...

More and more attention on the power quality of wind farms has been paid recent years, in which harmonic problem is one of the most concerned. On the other hand, power big data in wind farm generated all the time, and the volume is increasing continuously, which can be mined to extract some special or...

In order to improve the automatic and efficient evaluation of Command and Control Systems Overall Training Evaluation, a command and control systems overall training evaluation software has been proposed in this paper. A list of qualitative and quantitative evaluation methods is combined to determine...

In this paper, we propose a new approach for semantic image labeling by incorporating texture, gradient and color information. In our paper, the texture information is extracted by Gray Level Co-occurrence Matrix (GLCM). The gradient information is obtained by Histograms of Oriented Gradients (HOG)....

Virtual Observatory (VO) is a data-intensively online astronomical research and education environment, which takes advantages of advanced information technologies to achieve seamless and global access to astronomical information. AstroCloud is a cyber-infrastructure for astronomy research initiated by...

Nowadays,netdisks have played an important role in our life. The main problem of those netdisks is that they generally provide functions of file storage and retrieve, but fail to support document collaborative editing. In this paper, we analyse architectures of the general netdisks and propose a method...

Aiming at the current status of urban taxi and tailored car industry, using navigation car networking communication technologies for obtaining taxi operation management data accurately, in combination with the travel characteristics of the urban residents and migrant population, this paper establish...

Competitions among different universities are the competition of talents. The content is about how to obtain talents, how to properly allocate talents, how to comprehensively obtain information of human resources and promote the level of human resource management of universities. The paper used cluster...

Current network routing system could not satisfy the increasing traffic diversity and growing demand of customized service path. Based on the service path customizing oriented SR technology and software-based SDN architecture, a prototype of Customized Service Path Oriented Segment Routing based Flow...

In recent years, high performance computing systems have obtained more processing cores and shared a last level cache (LLC). Now, the problem to the existing cache partitioning techniques is that they give each core the number of cache ways according to their need, these schemes have the potential to...

This paper analyses the main problems of the data sharing and application services of geological survey in China, and analyses the current situation of the research of the domestic and foreign qualitative cloud and big data. China Geological Survey service targets and construction of mainstream cloud...

In this paper we consider the optimality conditions for the following discrete optimal control problem: minimize subject to The necessary and sufficient condition for all feasible solutions satisfying the necessary optimality condition to be optimal solutions of the above problem is established.

With the increasing number of private cars in urban areas year by year, the problems such as parking difficulties and traffic congestion become the new trend of urban development, the informationization is supposed as an important means to solve the problem of urban parking. It is researched on urban...

According to the traditional dynamic power management random policy can't also pointed out that moment of decision and state transition, dynamic power management improvement algorithm, SMBPP(System message based predict policy) is presented in this paper. Firstly, the existing dynamic power management...

After obtaining the required information through the crawler technology on Web, it also includes a lot of advertisement and navigation bar. So we should take the basic method to remove the noise content on Web page, which is independent of topic, it is necessary to sum up the Web denoising and do a further...

An information system can be seen as a set of digital and human resources organized to handle, spread and store information. Various standards, models of evaluation and methods of analysis of the risks exist to arrest the information system security. This one can be approached by a technological point...

Aiming at the irrationality of deep motion state analysis, such as density estimation, target tracking and behavior understanding, which taken the motion foreground as a whole in dense crowd scene. This paper proposes an algorithm to segment motion flow based on optical flow angle. First of all, the...

When we are layouting field route, the calculation of designed elevation in vertical and horizontal section is big workload and very tedious. So using Excel which has powerful data processing function and convenient operation of the form to complete a large number of height calculation in vertical and...

Wireless Multimedia Sensor Network (WMSN) achieves the multimedia information from the distributed sensor nodes. In this paper, we design a transmission scheme to ensure the efficient and reliable data transmission in WMSN. Firstly, LT codes are employed as the channel coding. A method is proposed to...

This paper describes the design of a sampling holder, Using a higher linearity bootstrapped switch, by using the bottom plate sampling to offset the effect of charge injection effect, By using the capacitance flip type structure to reduce power consumption, designing a high gain and high speed operational...

A wireless sensor network (WSN) node is designed for monitoring rice field in order to solve the existing problems of poor real-time performance, Low system stability and large monitoring area, etc. The node uses a STM32F103VET6 as a processing core, and a WLK01L39 RF chip is used in wireless communication...

Periodically collecting information and then transmit to a remote base station (BS) is one of the most important applications of sensor networks. But the energy restriction of battery makes this difficult, especially in large area. In order to improve the lifetime of networks in large area, we propose...

In order to solve the measurement of noise in long term and real time on line way, the noise-measuring system based on the wireless sensor network is designed and developed. It can be used collected at the unattended measuring-points, and transmitted to the data center. After data processing, it will...

BeiDou Navigation System can provide PNT services for mainland China. In this paper we present the design, implementation and evaluation of a simple, practical and cost effective Localization solution for wireless sensor network notes. This method is designed especially for manual deployments of WSN....

With a view to the nodes deployment of the water quality on-line monitoring system based on WSN, and the problem of the imbalanced node energy consumption caused by the unreasonable selection of the chain tag in PEGASIS agreement, this paper puts forward a routing algorithm of optimal energy heterogeneous...

The security of hierarchical wireless sensor network (HWSN) attracts more attentions with the rapid deployment of HWSN recently. In this paper, the user authentication technology of HWSN is investigated and a more efficient and more secure user authentication protocol is proposed. Overcoming the main...

Terrestrial Microbial Fuel Cells (TMFCs) can be inoculated and work using of soil, which overcomes the shortcomings of Aquatic Microbial Fuel Cells (AMFCs) and extends application areas of MFCs. Energy supply, as a primary influential factor determining the lifetime of Wireless Sensor Network (WSN) nodes,...

Wireless sensor networks (WSNs) have been widely used in many fields. However, it is difficult to detect WSNs performance status directly. Therefore, a reasonable network performance evaluation system can help to detect and maintain the WSN, so as to ensure the normal operation of the wireless sensor...

In wireless sensor networks (WSNs), nodes fault diagnosis is the important measure for the continuous monitoring service. Efficient and accurate methods for diagnose nodes fault is a hot research topic in the field of WSNs in the recent years. This paper propose an improved distributed fault diagnosis...

This paper applies wireless sensor networks to monitoring sitting condition (presence and posture). Specifically, we develop a sitting condition monitoring system based on an ambient light sensor network. As the system is hard to be modeled, a feature learning experiment has been conducted to learn about...

This Wireless sensor networks often suffer from fails or get damages. This may lead to network partitioning and thus hinder the fulfillment of the network applications. Therefore, it is critical to maintain the connectivity in applications of such networks. In this paper, we propose a movement-assisted...

Authentication and key agreement scheme is an important mechanism for legal users to access the services of wireless sensor network. However, the design of authentication and key agreement schemes in WSNs is still quite a challenging problem. In this paper, we analyze an untraceable temporal credential-based...

In the industrial scenes, the real-time property has to be considered in the data transmission. A novel routing scheme is proposed to reduce the packet loss rate effectively in the industrial wireless sensor networks. The scheme is based on Bellman-Ford algorithm, and saves some other shorter paths for...

Maintaining global dynamic routing in large-scale wireless network requires lots of overhead due to the mobility of nodes, thus the hierarchical network structure is widely used in reality. Therefore, this paper proposes a modified local community detection algorithm in large scale wireless network scenario...

This work investigates the problem of channel sensing order in spatially distributed networks with multi-user. We model this problem into a non-cooperative game and define a generalized interference metric. In order to minimize the aggregate interference and maximize the normalized throughput, we employ...

Accurate and reliable data collection and real-time dynamic monitoring are the basis for realizing the intelligent forest. Aiming at the problem of real-time dynamic environmental parameters monitoring in protected areas, a wireless sensor network (WSN) will be constructed, and ZigBee and mobile geographic...

One of the fundamental issues in WSN is the design of energy efficient approaches that achieve full area coverage and maintain the connectivity of the whole network. Coverage reflects how well a sensor field is monitored. In order to monitor the area of interest in the most efficient way, finding the...

The wireless sensor networks (WSN) with the distributed network protocol, the node with the abilities of sensor, Wireless Communication and data processing. It can monitor, aware and acquire the information of environment or monitoring object in real time. The coal mine can overcome the difficulties...

A pushbroom sensor consists of a line of sensors arranged perpendicular to the flight direction of the spacecraft. The earth's surface is imaged as the spacecraft flies forward. Supermode sampling using a pair of linear arrays in quincunx arrangement has been implemented on the SPOT5 earth observation...

In view of the real-time IDC environment monitoring, this paper designs a kind of environmental condition monitoring system based on the Arduino. The system takes the Arduino mage2560 and all kinds of sensors as the core, to design and write the Arduino mage2560. It realizes monitor the IDC environment...

In order to study the influence of the agricultural greenhouse environment on the channel of wireless sensor networks (WSNs) and to establish the WSNs channel model suitable for the agricultural greenhouse, this paper measures the path loss characteristics of the 2.4GHz radio frequency in the agricultural...

One-dimensional FDTD (Finite Different Time Domain) method for electromagnetic (EM) wave in obliquely incident time-varied plasma is introduced in this paper. By eliminating a field value in two-dimensional Maxwell equation, it can be converted to one-dimensional Maxwell equation with time-varied value....

In this paper, the quantitative loading and weighing system is designed to optimize the current bulk cement delivery process. Directing at the traffic congestion and reciprocating weighing problem during the cement plant vehicles in and out of the factory, the article designs a quantitative loading system...

In recent years, residents in various regions transfer their jobs increasingly frequently, job transfer involving migrating between cities is no longer novelty. Job transfer involving migrating between cities might bring economic problems, especially when those who have estate implement job transfer....

Global warming has led to a positive feedback loop between global carbon cycle and climate system, which will help answer regional climate change and global carbon balance. The sensitivity of soil respiration to temperature change (Q10) is a very important parameter in the regulation of regional and...

This paper is to address the problem about the unreasonable scheduling of school buses, which is caused by the reason that the supply and demand information cannot be real-time communicated in campus traffic. The framework of intelligent school bus system is built by data integration, information interactive...

In this paper, the classical WPI model is optimized by using principal component analysis, and a PCA based evaluation model is proposed. When the model is applied to the water resources data of Beijing area, the experiments have shown that the evaluation efficiency of WPI is significantly improved. And...

In this paper one underground storage cavern's stability is studied, on the condition of high-piled-slag right over the tunnels. The finite element software ANSYS is used as a tool solving the overlying loads's effects to underground rock mass. The calculation results show that, due to the reason that...

Land use and land cover change is one of the focuses in the study of global change in recent year. Land cover characteristics, at the global and regional scale, are very important for evaluating global environment status and simulating global environment scenario in the future. In order to provide some...

In this paper, earthquake triggering is described as the process of local instability of system in mathematical and physical way. And critical instability conditions of the fault in analysis domain are given. Based on elastic-plastic theory general constitutive relationship of the fault plane is derived....

an efficient resource schedule mode is built to solve the conflict of multi-user effectively in Tracking and Data Relay Satellite System in this paper. Mathematical model, improved optimizing algorithm and simulation results are given. Simulation results showed that the proposed algorithm can get the...

The internal parameters are important indexes for detecting the quality of the apples. This paper extracted spectral values of the apples from 400-1000nm with the hyperspectral image technology, carried out pre-treatment to original spectrums with MSC, performed regression analysis on spectral reflectivity...

In this paper, the concept of domestic and foreign about equipments management in enterprises and information construction method was be fully concerned, combined with the actual manage situation of railway corporation and the railway transport enterprises, this paper puts forward the construction ideas...

At present, most of the operation table has single functions and own drawbacks like high cost, and difficult to repair after failure. In this context, a novel control system of the electric operation table is proposed in this paper. The control system mainly includes handheld controller and main control...

Complex network analysis begins in the 1930s, and the community structure in complex networks is a major characteristic that has been widely concerned. This paper introduces the basic and core ideas of several typical clustering algorithms in community detecting, and analyzes the advantages and disadvantages...