Advances in Intelligent Systems Research

Based on the on the already established compensations systems, mechanistic modeling, a sensorless systems is attained. In this Artificial Neural Networks are used to learn through mimicking of the machining parameters with reference to the existing Compensations systems, Finally the performance of the...

Semantic relatedness measures play important roles in many fields, such as information retrieval and Nature Language Processing. There are mainly two kinds of traditional methods to measure semantic relatedness: dictionary based and corpus based. However, with the development of information technology,...

In prediction of structural wears with the finite element (FE) approach, the geometry of FE model must be updated constantly to imitate the nonlinear wear behaviors which need a great amount of computational time. Improvement of efficiency of wear simulations becomes increasingly important due to the...

In this paper, cloud computing application in the construction of medical information technology, medical cloud platform for large-scale data needs to be efficient flow control, this paper first of several flow control algorithm, algorithm analysis, medical cloud platform the HTB flow control algorithm...

It is always a challenge by using statistical method in corpus database to analyze semantics of natural language Sentences (NLS). This paper proposes a method of recognizing and translating ontology query in natural language, called OntoQuery-NLP. With the help of pre-create semantic templates, the OntoQuery-NLP...

This paper presents a modular method to construct the postprocessor system for a novel hybrid parallel-serial five-axis machine tool. A hybrid parallel-serial mathematic model was introduced to analyze the structural configuration. The configuration decomposition of machine tools is employed to create...

Traffic data-collecting is one of the basal contents of Intelligent Transportation System (ITS). Supply in the paper a design scheme of data-collecting system based on 9S12D64 microcontroller, furthermore, discuss in detail the system's operating principle, hardware structure and software design. This...

Software Defined Radio (SDR) platform resource model is the description and organization of the SDR platform resource. It’s the foundation of the SDR platform resource management. Through these years, the Software Communication Architecture (SCA) has becoming the most famous specification for SDR, which...

To improve the design quality of steering system of the large wheeled harvester in China, an optimization method based on multidisciplinary design optimization (MDO) is proposed. According to the requirement of how to design and optimize the large wheeled harvester, optimal variables consisting of steering...

According to the limitations of desk microwave power measurement instruments used in system setup and product line field, a brand new minisize power measurement design based on USB interface is proposed. Firstly, the design principles of analog channel, digital signal processing and the USB interface...

This paper studies the key technologies of the computer-aided bone surgery system testing techniques, and mathematical modeling, the combination of computer image processing, built knee replacement surgery in the lower extremity biomechanics line measurement system and validated by experiments.

Characteristics and technical difficulties of long– flight-time solar powered UAV airborne power and energy storage system was studied, and a general design method based on energy balance relation and aerodynamic parameters was proposed. The relation formula between key parameters such as solar cell...

Contact force distribution analysis is the foundation of the load-carrying capacity analysis, the drawing of static load-carrying capacity curve, designing and selecting of slewing bearings. The static model of the single-row four point contact ball slewing bearing is established and the contact force...

The air suspension has the characteristics of nonlinear variable spring rate. To improve vehicle handling stability and ride comfort, the characteristic curve can be designed to comply with the vehicle vibration. In this paper, air suspension and whole vehicle were selected as research object, vehicle’s...

Trust management provides a potential solution for the security issues of distributed networks. However, there are rare researches about the trust mechanism for IoT in the literature. A new distributed trust management mechanism for IoT is established in this paper. Firstly, we extract three basic elements-...

Regarding the importance of wet saturated steam dryness measurement, at the same temperature and pressure the dielectric constant of water is much greater than that of steam. When the wet steam flows by the capacitive sensor, the sensor capacitance changes with the steam wetness. A new method that barrel...

Large diameter longitudinal welded pipe is the main form of energy transport, and has a wide application in the transportation field of oil and gas. In this paper, crimping forming experiment for large diameter longitudinal welded pipe was introduced, and the relationships between forming stroke, crimping...

In this paper, a resource scheduling algorithm for Long Term Evolution (LTE) downlink is proposed. It provides Quality of Service (QoS) guarantee to Guaranteed Bit Rate (GBR) services and also suit to the Non Guaranteed Bit Rate (Non-GBR). Different services possess different QoS needs in LTE system,...

A new ZVS(zero voltage switching) Push-Pull converter is proposed and compared with other two high efficiency DC/DC topologies. All of them are suitable for the two stage cascaded converter. In order to simplify the circuit and reduce the size, they work in the open loop control mode. Meanwhile, for...

In this paper, a new precoding scheme is proposed based on the combination of Block Diagonalization (BD) and SLNR (Signal Leakage Noise Ratio) maximization. Then a new user selection algorithm is proposed based on the joint precoding scheme. BD precoding will cause performance loss in the single antenna...

This paper developed a taxi operation status monitoring system consists of the passenger seat sensing device, taxi passenger operation state display lamp, taximeter, on-board wireless signal transmission communication terminal, monitoring center computer management system. By comparison and logical analysis...

There were some problems in traditional mining algorithm of association rules: a lot of candidate itemsets and communication traffic. Aiming at these problems, this paper proposed a fast mining algorithm of association rules based on cloud computing, namely, FMAAR algorithm. Firstly, the frequent items...

An adaptive backstepping neural network position controller design is presented for the electro-hydraulic servo system with mismatched uncertainties. By applying backstepping design strategy and online approaching uncertainties with RBF neural networks, a nonlinear controller for a hydraulic servo-system...

We propose a method of RSS-base localization in WSN (Wireless Sensor Network), called Hybrid HMM, to improve the stability of node localization based on RSS (Received Signal Strength). This model utilizes HMM (Hidden Markov Model) to take into account the time factor when receiving the RSS sequence,...

This paper systematically reviews the research progress of the closed cooling tower at home and abroad. The abroad research of the closed cooling tower has been carried for a long time, so it is relatively mature. Although the domestic research has carried out relatively late, it also made a lot of achievements...

The study is focused on the verifications of a proposed polynomial stochastic fatigue crack growth model, which assuming the fatigue crack growth rate equal to a deterministic polynomial function in terms of fatigue crack size multiplied by a stationary lognormal random factor accounting for the statistical...

Estimation of vehicle state (e.g., vehicle velocity and sideslip angle) and road friction coefficient is essential for electric vehicle stability control. This article proposes a novel real-time model-based vehicle estimator, which can be used for estimation of vehicle state and road friction coefficient...

The Web has become the largest information source, but the noise content is an inevitable part in any web pages. The noise content reduces the nicety of search engine and increases the load of server. Information extraction technology has been developed. Information extraction technology is mostly based...

this paper analyzes the problems of heterogeneous databases in a distance education system. It provides a heterogeneous database integration model based on XML and design and develop a heterogeneous database integration platform based on this model. Thus, it provides a unified standard and effective...

It is important that product size can be checked quickly and accurately on the production line. The speed and precision are slowed by traditional manual measurement and the speed based on machine vision in the paper is obviously improved. First of all, the collected image is converted into the correct...

A numerical analysis was performed, using three-dimensional finite element method to assess the impact of residual stress relaxation on the fatigue strength benefit of cold expansion. Fatigue lives of cold expansion hole made from aluminium alloy 7050-T7451 under different relaxation time are presented,...

Virtual machine security issues have been the focus of attention. The permissions of traditional administrative domain Dom0 are too large, so that the user's privacy is threatened. Once the attacker compromises Dom0, it can threaten the entire virtualization platform. This paper introduces a privilege...

This paper analyzed the species and composition of phytoplankton in Fushan Bay based on investigation data on June to August 2002. Results showed that there were 4 phyla, 39 genera and 102 species, including Bacillariophyta, Pyrrophyta, Chlorophyta and Chrysophyta. There were 29 genera and 75 species...

As the requirement for the power quality is increasing nowadays, the distributed source energy has been widely used. The association of different Distributed Generation System (DGS) could cause as many problems as it may solve. Micro-grid associates the distributed generation and the loads as a subsystem....

Understanding and modeling the structure of a complex network can lead to a better knowledge of its evolutionary mechanisms, and to a better cottoning on its dynamic and functional behavior. The nodes within a network not only tend to connect the nodes with high degree (scale-free property), and tend...

In order to analyze the flow and heat transfer characteristics of the secondary air system, a general simulation block library was developed and a characteristic analysis platform of secondary air system was constructed based on the tool box of MATLAB/Simulink. This platform could simulate all kinds...

This paper is based on LabVIEW software to develop a car engine vibration test platform. Completion of the vibration test platform structures, software design of the vibration test platform and test of the vibration test platform, it can analyze radial vibration displacement and power spectra in different...

Analyze the traffic flow in multi-scale time window of a freeway by using the nonlinear analysis method such as Correlation dimension , recursive map and so on, we find that chaos and fractal still exist in wide observation scales. Traffic flow correlation dimension reduces when the length of time window...

In traditional Train-Ground Communication (TGC), the mobile node or the mobile network is responsible to handover from one domain to another, although the designer has the route of the trains. A novel scheme on the seamless handover on vehicle is proposed in this paper. The main idea is that the channel...

This paper uses the casting simulation software ProCAST to simulate the production of steering axle with technology of iron mold coated sand, and corrects the corresponding process by the simulation results. Utilizing the balanced solidification principle, by increasing the number of the ingates and...

Due to the rapid development of high-speed railways all over the world, Railway digital mobile communication system is one of the most important parts which bears various services. However, it has been a challenge to support high speed (e.g., above 350 km/h) mobile user with broadband communication in...

According to the characteristic that the gray value difference is quite obvious in different areas of the singles infrared cloud, this paper puts forward an algorithm of the eyed typhoon's center automatic positioning. After pretreating the cloud image, we use the template to segment the airtight cloud...

Based on flexible deformation characteristics of large diameter lamella plate in high speed milling plane, it established 9 kinds of processing technology including sequence, clamping method and cutter path. Milling experiment was carried out, and got flatness value and parallel degree of three coordinate...

According to the functional requirements of mechanical auto parts road simulation vibration test platform, mechanical auto parts road simulation vibration test platform structure is studied and designed, and a vibration simulation test platform entity is developed which can simulate auto parts vibration...

This article poses an algorithm of the hierarchical topology in wireless sensor network based on shortest path tree algorithm to cover the shortage of LAC Routing Algorithm (LAC-T), which based on SPT(Shortest Path Tree). LAC-T algorithm elects cluster head by the remaining energy of nodes and the distance...

Bas-relief is widely used as it expresses people’s yearning and good wishes to the future life, and gives people a sense of subtle elegance with its beautiful lines and color. Since it is hard for traditional bas-relief design to meet the demand of rapid developing science and technology, the research...

This paper studies the micro sprinkler with two rotation hyperboloid passage of large rotary wheel revolving body. Using fluent fluid mechanics calculation software velocity distribution simulation analysis for five different diameter and seven different water elevation rotating body fluid movement,...

Turbulence played an important role in the evolution of the seawater energy and exchange. Multi-scale, long-term, fixed-point and continuous sampling is a new research direction in the turbulence observation. This dissertation designed high-capacity and no-vibration data storage solutions aiming at long-term,...

Crawling is a common phenomenon during the operation of hydraulic prop. Through analyzing the causes of crawling phenomenon, establishing the dynamic model and mathematical expression of crawling, the result is that when the minimum speed of the pillar stretch motion is higher than the critical speed,...

In order to further improve pedestrian detection accuracy and avoid the disadvantage of original histogram of oriented gradients (HOG), differential template, overlap ratio and normalization method and so on are improved when HOG features are extracted, then more gradient information are extracted and...

The wear of the middle trough of coal mine scraper conveyor, is a common fault of scraper conveyor. Starting with the causes of wear by analyzing the structure and the working condition of the chute, it indicates that the friction is the main cause of the chute wear, and abrasive wear, adhesive wear,...

Using for reference international advanced standard and combining with Chinese industry equipment technology characteristic, modernization equipment IETM development technology criterion was established. Current equipment IETM integration development flatform was developed handling IETM key technology...

This paper presents the design of a high definition video communication system with real-time performance in the network. In order to process and transmit the high definition video, the design combines FPGA and SOC, follows the H.264 video coding compression. The FPGA realizes the high–speed video acquisition...

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...