Carrier phase observation equation of the inverse transmitting positioning system (ITPS) was derived. The geometric dilu-tion of precision (GDOP) about the ITPS was also investigated. The positioning accuracy of ITPS was analyzed in detail. Indoors, on condition that there neglect multi-path and fading,...

In this paper, we apply the method of "invariant eigen-operator" to study the Hamiltonian of several different qubit-environment models. We find the invari-ant eigen-operator in terms of these models, which directly leads to the ener-gy-level gap for total system.

Due to arbitrariness of handwritten mathematical formula, it is difficult to do the structural analysis and displaying automatically. In this paper, an improved algorithm of generating ternary tree is proposed to solve the limitation. Firstly, a ternary tree of character sequence in handwritten mathematical...

The paper describes an algorithm deriva-tion of rotation in the three-dimensional space, which is an efficient method for rotating objects in the space. The key in the derivation process is to summarize the many thoughts on this issue, included the geometric algebra, coordinate transformation, linear...

The concept of green exhibition design points out that the main forms of exhibi-tion design are entity design and virtual design. The key variable of green exhibi-tion design is entity based on the "4R" principle. A new exhibition entity evalua-tion model has been proposed based on the energy recovery...

This paper builds a wireless control platform based on browser/server mode. The platform uses the ARM9-series S3C2440A to build embedded Web server, sets up a wireless local area network with ZigBee technology and designs responsive web as user interface which allow users to remote control devices in...

The shortest path problem is the problem of finding a path between two vertices on a graph such that sum of the weights of its constituent edges is minimized.Simulations to compare the efficiencies for Dijkstra's algorithm, SPFA algorithm and improved Bellman-Ford were taken. The result shows that Dijkstra's...

This paper mainly researches and simulates the adaptive background updating algorithm based on Gaussian Mixture Model (GMM) in video vehicle detection, and it researches on some methods to extract the foreground. Frame difference method uses the brightness difference of two consecutive frames to analy-sis...

With users increase in the personalized demand of streaming media service, to ensure the smooth transmission of streaming media and a reasonable reduc-tion of resources has become a measure of the quality of streaming media services. According to distinguishing the type of services and taking the personalized...

The traditional search engine is unable to correct search for the magnanimous information in Deep Web hides. The Web database's classification is the key step which integrates with the Web database classification and retrieves. This article has proposed one kind of classification based on machine learning's...

We present the process of work created by the Laboratory of Information Technologies and Communication - LaTIC, of the Rio de Janeiro State University - UERJ, to develop Virtual Multimedia Presentations (AVM) to different undergraduate courses in face-to-face model. The AVM recognized as are excellent...

Different kinds of applications are carried on EPON-based electric power EPON access network and recently most work is focus on ensuring QoS of im-portant services when congestion hap-pened. Combined those established archi-tectures in public telecommunication networks with characteristics of electric...

The MINTOL project envisaged a Sum-mer School about robotics and computer science in relation to the STEM-subjects in Oldenburg. The participants, German high school pupils, got a structured ap-proach to concepts of assistive technolo-gies and got to know specific practical examples, respectively with...

This paper introduces the basic principle of EPON and discusses the feasibility of EPON applied in distribution automation system from the aspects of transmission ability, reliability, security, expandability and economical efficiency. Based on analysis of the structures commonly ap-plied in distribution...

This paper discusses how Bluetooth net-works are built and facilitate communication. Analysis of protocol stack and selected profiles application were presented. A remote measurements and on-line controlling system for a given object was described as practical implementation of the technology standard....

In this paper, we propose a novel power communication access network for Orthogonal Frequency Division Multiplexing (OFDM) based WDM-PON. OFDM improved WDM-PON in the flexibility of the bandwidth allocation. The OFDM-WDM-PON can effectively seclude the distribution services from the electricity services....

The aim of this paper is to study blind separation of speech signals based on feedforward neural network with sine ac-tivation function. The natural gradient is a major contribution to blind source separation (BSS) because its performance is independent of the mixing matrix. Computer simulations are...

By using the method of questionnaire, literature, data statistics and other research methods, a questionnaire survey was carried out among tennis amateurs in Wuhan, Xiaogan, Xianning. On the basis of knowing the current situation of tennis amateur sports injury on the knowledge, we summarize a conclusion...

A specialized curriculum system design based on the work process systematization is a kind of design method commonly used in higher vocational education. By taking "necessary" and "enough" as principles, introducing the concept of cloud services and analyzing the professional occupation and capacity...

With Drbd OLT system for large-capacity high-availability performance requirements , to Heartbeat as the research object , the system with hot standby high availability also has the function of the synchronization file. This paper discussed the basic principles and feasibility of Heartbeat and Drbd application...

In high-end disk arrays, the ups supplied the power to controllers, however, not to the JBOD. In this paper, a solution to cache protecting was designed and implemented by the method of software. In this solution, the controllers redirected the dirty page of the cache to the reserved partition of the...

We present an overall framework for dy-namically visualized navigation mecha-nism of domain knowledge concerning learners’ cognitive issues. The mechanism includes the construction of learning resource, domain knowledge entity, knowledge library based on domain-entity, learners’ model, visualization...

Land management affects national economic safety, food security, ecologi-cal safety, and also affects the economic and social development. Having the accurate basic data of land is the basic of implementing the scientific development and playing its special role in the land macro-control. Land use change...

Satellite communication system includes inter-satellite links (ISL) for two terminals which are located in different coverage of two satellites. Proper mechanism of packet scheduling is needed to maximum the link efficiency after the ISL created. In this paper, a packet scheduling distrib-uted online...

In order to find the directions of coherent signals, a sparsity enhanced beam-forming method is proposed. The mini-mum variance in the proposed method corresponds to the orthogonal relation-ship between the noise subspace and the sparse representation of the received sig-nal vector, whereas the distortless...

Global synchronization analysis for complex networks with time varying coupling delay is investigated in this paper. The delay considered in this paper is time-varying. Sufficient conditions depending on the time delay are given based on Lyapunov functional, linear matrix inequality and Kronecker product...

Oblivious polynomial evaluation is a protocol involving two parties: a sender whose input is a polynomial and a receiver whose input is a value . Most of existing Oblivious Polynomial Evaluation protocols were built based on some cryptographically intractable problems which made them a higher computation...

In order to analyze the influence of people’s behavior attribute to crime, this paper uses multiple linear regression model, and data fit of the population and the number of criminal cases, the population and the years. Construct iteration model, and establish the relationship between population increase...

Chessboard pattern is popular in most of state-of-the-art camera calibration toolboxes. However, because of its geo-metric symmetry, it results in ambiguous extrinsic parameters or requires manual intervention to select the correct corre-spondences of extracted corners in image. In this paper a deformed...

Local discriminant embedding algorithm (LDE) can get better recognition performance than the conventional dimensionality reduction algorithms based on subspaces techniques, but LDE is weak generalization performance for high dimension small sample and has huge workload to decompose dense matrix. In this...

With the rapid development of the low-cost Microsoft Kinect, hand segmentation has been a resurgence of broad interest. This is because the depth and skeleton information provided by the Kinect opens an innovative way for hand segmentation. In this paper, we propose a new scheme for hand detection and...

Hand gesture recognition that has proven a significant factor to directly influence the nonverbal communication between human and computer is becoming a chal-lenging topic in the field of machine vi-sion. This paper aims to propose a novel hand gesture recognition system which applies sparse representation...

Intelligent transportation plays an increasingly important role in the transportation in China, and the new social relations produced by the emerging field of intelligent transportation has not been included into the research category by the current traffic laws, specific including the lack of a clear...

The paper briefly introduces the method and principle of circuit fault simulation and circuit functional reliability simula-tion, describes the problems of such method in engineering application, ana-lyzes the reasons for such problems in detail, and advances relevant improve-ment method and measures...

Distributed Denial-of-Service (DDoS) attacks present a very serious threat to the stability of the Internet. In this paper, an anomaly detection method for DDoS attacks based on Gini coefficient is pro-posed. First, Gini coefficient is introduced to measure the inequalities of packet attribution (IP...

We analyze demand for talents majoring in Internet of things(IOT) according to current IOT education in China and Chi-nese development goal of "Twelfth Five-Year Plan" in agricultural field, then we discuss cultivation mode for undergradu-ate talents and present professional development objective of...

Regarding the heavy rain basic database, the paper describes that the program of steps and methods to SQL Server 2000 database making use of the interface of ADO in the VC++. Meanwhile, according to the actual application status of the heavy rain basic database, the paper provides the program of batch...

Flight state is an important research con-tent of UAV technology, it involves many factors, and simulation is very difficult. Based on the knowledge of relevant mathematical knowledge and flight con-trol theory, a UAV flight control simula-tion method is proposed. The method combining sampling step and...

To accelerate low-carbon economical de-velopment, an intelligent energy-saving bathing system for residential area based on sensor network is presented for the reason that sensor network has the ad-vantage of low-power transmission. It is provided by a number of experiments that this bathing system has...

The Semantics Web is a vision for the future of the Web in which information is given explicit meaning, making it easy for machine to automatically process and integrate information available on the Web. Ontologies are used by people, da-tabase and applications for sharing do-main information ( a domain...

In this work METER-BUS technology and computer emdedded technology is implemented in intellige remote meter reading system. METER-BUS technology is a kind of field bus technology, which is used to collected data information of meter. A new way is proposed to design a new meter reading concentrator, compared...

Due to the information of Bulletin Board System (BBS) is numerous, detecting hot topic from BBS is a challenging task. In this paper, we propose a novel method for fast detection of hot topic. By analyzing features of hot topic, we define the hotness indicator to filter out the non-hot threads. Then...

The complex network is adaptive network, which has three commonly used statistical attributes: degree distribution, clustering coefficient and average path length. In this article, looking back upon the development process of complex network, we introduce the current damage modes of complex network,...

Pulse compression is a method for achieving most of the benefits of a short pulse while keeping within the practical constraints of the peak power limitation. It is usually a suitable substitute for the short pulse waveform except when a long minimum range might be a problem or when maximum immunity...

Good range resolution can be achieved with a shorter pulse. But on the other hand, shorter pulses need more peak power. The shorter the pulse gets, the more should its peak power be increased so that enough energy is packed into the pulse. High Peak Power makes the design of transmitters and receivers...