Advances in Intelligent Systems Research

China's UHF RFID band of 840 ~ 845MHz and 920 ~ 925MHz, distance of mobile communication CDMA800, GSM band near, vulnerable to interference in mobile communication system, resulting in demodulation bit error rate increased RFID tags. The interference of mobile communication system formation mechanism...

Image denoising is a classical topic and a difficult problem in the field of image processing. Fourier transform can effectively sparsely represent the smoothing texture part of the image, but can’t effectively represent mutations in the image. The wavelet transform can sparsely represent sharply changing...

For several special features in the environment of cloud computing, which may be quite different from the centralized computing infrastructure currently available, the existed method of resource allocation used in the grid computing environment may not be suitable for these changes. In our paper, a new...

The fracture behavior of bcc iron is investigated by means of 3D molecular dynamic simulation with EAM potential. The crack propagation is studied under the condition of specific temperatures and loading. The results show that the formation of dislocation is different according to the strain rates. The...

The small signal modeling technique based on the generalized state space averaging method is applied to single phase full-bridge resonant DC/DC converter .According to the simulation, the frequency characteristic curve is obtained from MATLAB, this paper analyzes the influence of the duty ratio, input...

This Image segmentation is the key step of image processing transitional to image analysis. Edge detection is the most commonly used method to segment images based on gray mutation. This paper mainly introduces the method of edge detection to gradient operator and Laplacian operator.

The shearography inspection technology is extremely fitting for the non-destructive testing of composites, tyres, panels of vehicle or airplane. But the testing image of shearography includes much speckle noise, so noise control is a very important task. A method called real time integrated porcessing...

This paper presents an improved multistage variable-step incremental conductance method to achieve the maximum power point tracking (MPPT). Compared with the traditional variable-step incremental conductance method, this improved algorithm optimizes the selection of the step size so that the tracking...

After analyzing characteristics of remote sensing images, the Fourier transform and wavelet transform are studied in this paper. It is found that the wavelet transform provides excellent properties and is more suited for image compression. Therefore, the wavelet transform is used to perform three-level...

The type of vehicle equipments is varied, which usually used in complex environment. So it is difficult to statistics its failure probability. Fuzzy statistics method was proposed in this paper to subjectively analyze, statistically modeling and quantitatively calculate the failure probability of internal...

Regarding the AC UPS fault accident happened in one compressor station which caused severe consequence with gas transmission pipeline, this paper lists the possible reasons based on the recorded fault code and equipment configuration, and solutions are proposed for modification. In the end, recommendations...

Nowadays, context-aware applications have become a hot research field. However, many context-aware applications don’t fully connect to the characteristics of the Internet and the developed applications are limited by the platform, thus, the cross-platform deployment can’t achieve. This paper presents...

The wear-law and the life prediction model of mechanical components were analyzed. Supposing the mean wearing rate of cylinder during the stable wear period obeys normal distribution, the samples of cylinder life was acquired applying the time-step Monte Carlo simulation method, and the life distribution...

Approximate gradient method is improved for the maximum power point tracking (MPPT) of photovoltaic generation system. The improvements are implemented by: (1) applying constant voltage tracking method to narrow the search range when external conditions change drastically; (2) adding constraint conditions...

With the rapid development of global environment protection, the development of electric car has been more popular as well as the appearance design of electric car has been given an extensive research. A novel appearance of mini electric car was designed by studying the basic theory and method of electric...

Infrared thermal imager has been widely used in the fields of missile guidance and flaw detection. To identify the target clearly, the advanced one adopts dual bands sensors to capture images. Since of that, there is an urgent need of a fusion of the dual-bands images. The fused result includes much...

A new locating algorithm NMDS-TDOA is proposed, which attempts to improve the performance of node localization in wireless sensor networks. As the ranks of the nodes based on TDOA should be monotonic with their ranks based on true distance, we can combine TDOA and MDS-MAP. As a result, positioning error...

Environmental protection and energy issues have already become the two most prominent themes in the new century. Electric car becomes one of the ways to solve these two problems. Aiming at working out how to apply the brushless DC motor to the electric car, a control system was designed after a series...

This paper introduces a recursive algorithm of Kalman filter for digital predistorter parameters extraction based on memory polynomials predistorter model. The predistorter model is firstly formulated as linear regression expression. Then we derive the state-space equation of the model and attain the...

A fast and efficient inversion algorithm was suggested for high-resolution dual laterolog (HRDI) tool. The algorithm can yield reliable estimates for the depth of invasion zone and true-formation resistivity simultaneously. Both the behaviour of HRDL measurements and inversion were studied for various...

The circuit experiment and the power factor improvement experiment of fluorescent lamp are the two traditional experiment items in electrotechnics. They are quite important for students to master the basic theory and acquire the experiment skills. A new kind of convenient fluorescent lamp power factor...

Localization is the basis for navigation of mobile robots. This paper focuses on key techniques of localization for mobile robots based on vision. Firstly, the specific measures and steps of the algorithm are analyzed and researched in depth. In the study, SIFT algorithm combined with epipolar geometry...

Mission reliability is an important parameter of equipment support object system. This paper proposed an aggregation method for mission reliability of equipment support object system: Firstly this paper studied the mission reliability aggregation method of single equipment and multi-equipment, and on...

Spectrum sharing technologies can achieve the maximum usage of spectrum resources flexibly and high-efficiently, which relieves the current spectrum crunch situation availably. In a multi-hop cognitive wireless mesh network scenario coexisting with a TDMA/FDMA cellular network, an effective scheme of...

A high definition induction log (HDIL) device provides six resistivity responses with various radial detective depths. Its responses were influenced by saline mud filtrate invading into the reservoir dynamically after the formation was opened while drilling. The dynamic invasion process results in the...

Collaborative filtering is regarded as the most prevailing techniques for recommendation system. Slope one is a family of algorithms used for collaborative filtering. It is the simplest form of non-trivial item-based collaborative filtering based on ratings. But all the family of use CF algorithms ignores...

Fault tree analysis is a method for both reliability assessment and fault diagnosis. Generally, the deductive method is adopted in the construction of fault tree model. In this way, some of the undesired events may be omitted. This paper provides an inductive method. It is based on the working principle...

The design of matching circuit for broadband underwater acoustic transducer is a key technology in sonar system. Matching circuit can reduce the energy loss of the power amplifier, extend the system bandwidth and improve the distortion of the transmitted waveform. In this paper, the theory of real frequency...

According to inputting different combination of conditions so as to produce different impacts, software testing designs a large number of test cases. If the implementation of an overall test, due to the limit of the combination of conditions, it is difficult to carry out. In order to generate high quality...

An evaluation method based on matter-element analysis theory was purposed in this paper, because of the method to evaluate the engine wear state monitoring based on oil spectrum analysis presently had the shortage such as too many human factors and uncertainty weight calculations. According to the various...

Nowadays motorcades are often used in entertainment and work in our daily life. Accordingly, it has become our major concern about ensuring the security of a motorcade, improving coordination of all the vehicles in the course of driving and increasing the efficiency of accomplishing various tasks. This...

Image segmentation is an important branch of image processing. Among numerous segmentation techniques, thresholding is a very important and effective one which segments different objects using a threshold. This paper discusses workings of several common thresholding segmentation methods and summarizes...

There is a huge contradiction between the cost and the application in the context of accelerating University information, this paper proposes a way to resolve by making full use of the large number of idle computing resources to build cloud computing platform.

This paper mainly analyzes the current problems existing in oral English teaching with application of multimedia technology and network-based environment on base of constructive learning theory as well as current reform situation. By providing diverse effective strategies, both scientific application...

The thesis studied the semantic attrition of traditional degree adverbs based on the natural language processing. The usage of new-generation adverbs of high degree such as “bao, chao, ju, kuang, qi” is explored in detail. Finally, the semantic compensation mechanism was also briefly studied.

In power system, voltage quality has always been an important indicator to evaluate the reliability and stability of power supply. In engineering, to solve the problem of voltage drop at the end of power line, power capacitors are often used to maintain voltage stability. Taking a reactive compensation...

This paper discussed several methods to maximize the sum of the data rate. After the analysis of the graphic algorithm, we found the difficulty of the determination of the variables. To solve the problem, we propose a new idea to operate the variable and proved it to be efficient in the simulation results.

Automatic postal parcel turning machine experimental system has a design background that the parcel automatic sorting needs postal parcel automatic turning. It is the multidisciplinary integration of mechanical, electronic and computer technology. The article describes how the experimental system mechanism...

This paper presents Extended Kalman-filter (EKF) algorithm which is based on a first-order Lithium-ion bat-teries model. Curve fitting According to the OCV(open circuit voltage) SOC(state of charge) parameters meas-ured in experiments, descript status equation and observa-tion equation of Lithium-ion...

Detection agents in a dynamic network environment has difficult to optimize the reliability , and this problem is a typical Nondeterministic Polynomial Completeness puzzle.This paper proposed an improved genetic algorithm to solve the optimization problem, conscientiously introduced the greedy algorithm,...

Firefly Optimization Algorithm (FA) is a novel heuristic stochastic algorithm based on swarm intelligence, which is inspired by the fireflies’ biochemical and collective behavior. Due to the increment of attractiveness and the fixed step factor, the optimizing results are easily repeated oscillation...

By means of accelerating the fuzzy Analytic Hierarchy Process(AHP) screening index of genetic algorithm, this paper constructs evaluation index system of computer network security, puts forward the information entropy with objective and subjective empowerment and improved AHP coupling weighting, sequences...

Web3D technology, with the advantages of realistic scene simulation and intelligent interaction, has been widely applied to many fields, like electronic business and medical treatment. Aiming at the problems of abstract information and poor interactivity in traditional Distributed Monitoring and Control...

When the network security threats alarm as evidence appeared, from these alarm properties were then able to predict the future attack important information, such as attack source, is the object of attack and attack port, etc. But the information is not enough to reflect the invaders attack intention....

Feature selection has become the focus of research areas of applications with high dimensional data. Nonnegative matrix factorization (NMF) is a good method for dimensionality reduction but it can’t select the optimal feature subset for it’s a feature extraction method. In this paper, a two-step strategy...

For effect evaluation on the network attack (NA), the essentiality of the application of analytic hierarchy process (AHP) and Fuzzy synthetic evaluation method (Fuzzy AHP method) were introduced. With the help of AHP method, an index system was established, and then a judgment matrix was constructed,...

Under the background of global ocean development, artificial intelligence has increasing importance which urges the improvement of traditional research and exploration methods. Marine applications of artificial intelligence have been further practiced and expanded by Shanghai World Expo, which reflect...

The harm degree assessment of network behaviors is a measure of network security management. It provides key reference for formulating security policy, creating information system and safe running system. It also guarantees the security of network and information to the utmost. Present a method of calculating...

To improve the efficiency of automated testing, reduce testing spending, This article brings out a new automation testing framework—WTAF, and automated regression testing is the focus of the study. First of all, we choose the open source automation framework —STAF for regression testing , And then utilize...

To improve the network traffic prediction result, the paper put forward a nonlinear combination prediction model of network traffic flow. First, the single models of ARIMA, ARMA, GM (1, 1) were used in the prediction of characteristics of network traffic, Then three predicting results were input to a...

A design of mechanical arm for laser weeding robot is described. The long term objective of the project is the replacement of chemical weeding by laser weeding. The distinguishing feature of this design is the use of a mechanical arm, which is equipped with a laser generator and a control center consisted...

Mufti-objective optimization has been a difficult problem and focus for research in fields of science and engineering. There already have a lot of classical methods for solving mufti-objective optimization problems before evolutionary algorithms were introduced in 1985. Classical mufti- objective optimization...

The issue of angle estimation for multiple-input multiple-output (MIMO) radar is studied and an algorithm for the estimation based on compressive sensing with multiple snapshots is proposed. The dimension of received signal is reduced to make the computation burden lower, and then the noise sensitivity...

A new genetic algorithm wit h local searching strategy is proposed in t his paper , which over comes the disadvantage of t he GA. It combines GA wit h BP algorithm. The global convergence of the new genetic algorithm is p roved by using Markovian chain theory. And the new GA proves that it is efficient...

In this paper, we address the transmit angle and receive angle estimation problem for a bistatic multiple-input multiple-output (MIMO) radar. This paper links MIMO radar angle estimation problem to the compressed sensing trilinear model. Exploiting this link, it derives a compressed sensing trilinear...

Practical application of genetic algorithm is easy to premature convergence and accuracy of search results is not high. Optimal value for the premature convergence and low accuracy to dynamically adjust the search parameters to optimize the calculation, the whole process of evolution, the algorithm always...

This paper proposed a support vector machine SVM algorithm for WLAN intrusion detection, first calculates the information gain of network intrusion data, and selects the characteristics of properties having a greater impact on the classification from the raw data to optimize the parameters of SVM, Finally,...

Over the last decade, functional magnetic resonance imaging (fMRI) has become a primary tool to predict the brain activity. During the past research, researchers transfer the focus from the picture to the word. The results of these researches are relatively successful. In this paper, several typical...

Body slip angle is important for Vehicle Stability Control. Due to using sensors to measure body slip angle is very expensive, it is necessary to estimate it from other variables measured easily. A novel method based on non-linear robust observer is proposed for estimation body slip angle. Firstly, full-dimension...

Based on analyzing and experimenting a large number of the existing fingerprint image preprocessing algorithm, this paper presents a novel high-quality fingerprint image preprocessing algorithm. Taking full account of the inherent characteristics of the fingerprint image, the algorithm arranges overall...

A greenhouse monitoring and control system based on Zigbee networks was developed. This system consists of greenhouse data acquisition controller and greenhouse remote monitoring and control software. The system could monitor temperature and humidity, soil water content and concentration of carbon dioxide...

Web based systems which are applications developed for use in networked environments require very high level of in built security. This paper is an attempt to clearly lay out and explain the necessary skills, comparatively analyze several important lifecycles and propose threat modeling techniques for...

This paper focus on overvoltage protection and insulation coordination in Modular Multilevel Converter based HVDC system planning. An overvoltage protection scheme, which bases on the topology used in Transbay project by Siemens, is proposed in this paper. The scheme draws from the characteristics of...

Algorithmic relationships are discovered here for programming tutoring. There are two kinds of algorithmic relationships between programming resources on the web: associative relationship and structural similarity relationship. They can be organized as a hierarchical body. An algorithm can solve different...

In order to set up universal and non-linear map of variables, a full binary tree is constructed as mathematical model. Leaf nodes of the full binary tree are linear combination of input variables, and used as inputs of next nodes. On the basis of weighting two inputs by selector for inner node, the inputs...

In this paper, we use GA to improve the D-S evidence theory, and apply the improved D-S evidence theory to VIP intelligent recognition and recommendation system. In the VIP intelligent recognition and recommendation system of clothes, there are three main evidences: body size, personal preferences, and...

It is one of important topics in social network research how to form member clustering according to potential social relations by automatic context-aware the user's behavior feature. This paper presents a context-aware mobile P2P social network framework, member clustering model and algorithm. The user's...

Radar network is a typical complex adaptive system (CAS). The command and control (C2) of radar network plays a big part in improving the quality of the acquired data and the anti-damage ability of radar network. On the basis of analyzing radar network combat process, a method based on Agent was proposed...

Nonlinear feature extraction used standard Kernel Principal Component Analysis (KPCA) method has large memories and high computational complexity in large datasets. A Greedy Kernel Principal Component Analysis (GKPCA) method is applied to reduce training data and deal with the nonlinear feature extraction...

The cloud storage is the evolution of the cloud computing system, which is based on data storage and management. This thesis is focused on the discussion of the cloud storage model that is built on the Cloud Storage Access Protocol of SNIA, and puts forward the concept of storage pooling at storage management...

Based on the integration of space and time, TGIS system is the most important cornerstone for emergency rescue, while the spatial-temporal data model, in turn, is the vital foundation of TGIS. In recent years, various kinds of spatial-temporal data model have been developed. Consequently, this paper...

With the dramatic increase in amount of information in campus network, the security and high reliability of access data have become urgent requirements on redundancy reliability design of campus network. This paper adopts the technology of VRRP and takes advantages of double backup sets and router to...

An approach of sentiment classification for online comments based on intuitionistic fuzzy reasoning is presented on the basis of the analysis of characteristics of sentiment classification. The approach employs membership function, non-membership function and hesitant function to depict uncertainties...

Along with the coming of information age, many websites use its formidable resources and popularity, provides day by day the service of specialized and convenient to its member group. The members online rent DVD, became the website management administrative personnel the issue of concern. How to having...

Text sentiment analysis is a new branch of computational linguistics which is widely concerned. In this paper, we present an approach to determine polarity of sentiment word based on context of sentence. We first change the context of sentence to semantic pattern vector, calculate the between different...

Performance of coherent atmospheric optical communication system with heterodyne detection and LDPC codes was evaluated over atmospheric channel attenuations of which are about 20-30 dB/km. To reduce bit error and enhance the system performance LDPC code was implemented in system. Combining coherent...

The commercial time-series database is suitable for processing the time-series data. However, a single commercial time-series database can only accommodate the time-series data acquired by limited amount of sensors. In this paper, in order to cope with the challenge of massive time-series data processing,...

This article has analyzed the insufficiency of the traditional teaching administration system, proposed that through inserts the way of regulation storeroom to realize in the procedure active database-based the teaching administration system, through the practical research showed that this system can...

Cloud computing cost-effective, and scalable characteristics can be an effective solution to teaching college laboratory teaching uneven distribution of resources, updates slow, the shared low degree. Analysis of cloud computing at home and abroad in the application on the basis of education, the paper...

The present researches of the MIMO theory only proved that channel capacity (CC) could be increased on the setting mathematical model in base-band by the space division multiplex (SDM) principle. But the reasonable physical model matching to that mathematical model has not been given by those researches,...

a virtual prototype program of hydraulic Stewart force feedback master-slave system is developed to solve the modeling problems when plant developing and controller design. The following work is done based on the Stewart manipulator simulation program built in Matlab/SimMechanics platform: 1. Master/slave...

In reality, wireless communication channels are designed to serve for multiple users while multipath propagation interference (MPI) and other problems are deteriorating the quality of service, especially when modern wireless communication demands higher data rate giving that less and less radio spectrum...

According to the development of personnel positioning system, with the use of data storage technology, multithreading technology, information buffer technology and TCP communication technology, this simulator can not only simulate multidevice reporting to multiuser, but also realize pressure test for...

Modulation principle of dual-polarization quadratu-re phase shift keying signal and polarization-switched QPSK signal are demonstrated and advantages of PS-QPSK are proved in theoretically. A novel modulation scheme of PS-RZ-QPSK signal is proposed in this paper. The scheme reduces transmitter cost by...

Although people’s legs are capable of a broad range of muscle-use and gait patterns, they generally prefer just two, walking and running. A popular hypothesis regarding legged locomotion is that humans and other large animals walk and run in a manner that minimizes the metabolic energy expenditure for...

Rate control is the core issue to realize video encoder, and it is also one of the key factors determining the quality of video code system. Given the MAD (Mean Absolute Difference) prediction and the drawback of bit rate control in the BU (Basic Unit) layer, improvements are put forward on the basis...

Time delay and packet loss rate during the network video transmission are the two important factors in network video transmission quality. The purpose of congestion control is to reduce the bad impact of network video transmission quality caused by time delay and packet loss rate. This paper proposed...

A new kind of shape control learning algorithm (SCLA) for training neural networks is proposed. We use the rational cubic spline (with quadratic denominator) to implement a new neural system for shape control, and construct a new kind of artificial neural networks based on given patterns. The shape can...

In this paper, we investigate the downlink performance of cooperative distributed antenna systems (DAS) in multicell environment, including ergodic capacity, outage probability, and bit error rate (BER). Blanket transmission, all distributed antenna modules (DAMs) in one cell are utilized to transmit...

Joint decoding at base stations combined with cooperative transmission is investigated to improve the uplink throughput of current cellular systems over fading channels. In this paper, we consider amplify-and-forward (AF), decodeand- forward (DF) and hybrid decode-amplify-forward (HDAF) cooperation schemes...

We study the evolution of Glauber opinion dynamics with abstaining and tunable threshold on random graphs. The phase diagram shows plentiful features in the space of the two parameters of the model, the threshold and the abstaining probability. It is found that the threshold that limits the agents to...

Complexity and versatility of problems encountered in the process in order to improve the traditional data exchange platform, "Proxy + server "loosely coupled mode data exchange platform system, system using a messaging service to solve complex interactive control information in the data exchange process....

In the control process of trajectory correction projectile, a real-time accurate measurement of projectile roll angle information is required. Geomagnetic and GPS measurement principle is applied for the establishment of the projectile measured roll angle combinations mathematical calculation model,...

The characteristics and the design factors of wireless sensor network node are talked in this article. According to the design factors of wireless sensor network, this article will mainly point out the design of wireless sensor nodes based a Cortex-M3 Microcontroller STM32F103RE chip. And the wireless...

This paper proposed an Adaptive Driving Speed Guiding (ADSG) concept, which can assist drivers to avoid red traffic lights and thus improve the driving efficiency. The functional workflow of ADSG is defined and a smartphone based system composition is designed. In order to figure out a legal, feasible...

It is based on c/s and b/s mode for traditional enterprise claims management system, system level architecture is unclear, invasive, and reusability lower defects, and increases the workload and complexity of management. In view of this, uses the MVC pattern and the SSH technology, build tiered architecture,...

Joint detection (JD) is a core technology of TD-SCDMA system. Only many mathematical models of JD have been proposed and discussed in many references, but there is no a physical model of JD for application. So the concept of JD is not clear. The concept of JD is made clearer by its principle and algorithm...

Classical percolation processes on random networks always have only one giant cluster after the transition. Recently, percolation with multiple giant clusters has been observed and attracted much attention. In this paper, we show three simple but different models which would lead to multiple giant clusters....

Database technology is of great variety, structure diversity, solving data integration and exchanges sharing of the heterogeneous database system have became the important problem in all fields. Because of XML is the very important data exchange technology to realize data exchange and transmission ability,...

To suppress the noise effect on the performance of local mean decomposition (LMD) in signal processing, a new method combined with singular value decomposition (SVD) denosing was proposed in this work. SVD is applied to denoise the observed signal, and then the signal decompose to series product functions...