Because of some pixels of foreground image which is binarized by fixed threshold, the Gaussian mixture model can not get accurate result. So we introduce OTSU to look for the threshold which satisfy maximum-between-clusters-variance,and it will get best divisional effect.It achieve adaptive threshold...

The research statistics show that about 60%-70% traffic accidents are caused by vehicle collisions. And lane change as the most common behavior when driving a vehicle is also the main reason for vehicle collisions. This paper based on the theories of video image processing technology, adopts the improved...

Taking the multiple uncertainties commonly existing in electrical power networks including wind farms into consideration, this paper introduces the uncertain programming theory to convert the uncertainties of wind power and load to those of their forecast errors. Making utilization of fuzzy variable...

This paper developed a denoising method termed f-x empirical-mode decomposition (EMD) predictive filtering. In this new method, we first applied EMD to each frequency slice in the f-x domain and obtained several intrinsic mode functions (IMFs). Then, an autoregressive model was applied to the sum of...

In this paper, we first investigate the discrete 2D analytic signals with some properties such as Discrete Bedrosian’s theorems. Second, based on the derived discrete properties of discrete 2D analytic signals, we provide an image decomposition method via the above principles to decompose image. Experiments...

With the scale of the application of face recognition getting bigger and bigger, A thinking of selecting faces as a preprocessing has conducted on how to improve the system’s efficiency. After summarized and analyzed such a thinking, this paper has discussed the pros and cons of face data clustering...

Usinginformationand communicatingtechnologyestablish plantdisease andinsect pests long-distance monitoring system is an effective way for improve low technical culture quality of the farmers, since the expert unable to go to the farm to manage the agriculture disease and insect pests. This paper introduces...

For hyperspectral remote sensing imagery, the observation of image pixel usually consists of more than one material, causing it to be a “mixed pixel”. In order to analyze the hyperspectral dataset, it is necessary to decompose the mixed pixels into a collection of substances’ spectra and their corresponding...

This paper introduces the constitution and working principle of a LabVIEW platform-based pressure detection system. Flexiforce transducer is engaged in the detection system for data acquisition of clothing pressure. Particularly, least square curve fitting algorithm principle and linear regression analysis...

In order to solve the general exist problems of visual based tunnel disease inspection such as low level of automation and intelligence, using a high cost performance tunnel disease inspection device to have high precision automatic analysis and evaluation on the face of tunnel across time and space,...

This paper presents a technique to accurately estimate the state of unmanned research and rescue helicopter, Two Kalman filters were used, one for the gyroscope data and the other for the accelerometer data. Our approach is unique because it explicitly avoids dynamic modeling of the system and allows...

In this paper we propose a new method to separate the composite signal which consist of sinusoidal signals and chirp signal utilizing the time-frequency (TF) window in the Wigner-Ville Distribution (WVD) domain. The signal is reconstructed from the TF domain based on the Wigner Distribution Synthesis...

The effects of deceleration parachute of ejection seat on ejection trajectory were analyzed under low velocity condition. Through trial method and simulation, delay time of parachute opening was optimized in terms of maximum mobile load and maximum velocity. The results showed that the curve-optimized...

For the sake of implementing effectively detection and rapid exact identification for the chemical agents in sea-battlefield, the automatic detection technique using the neural network(NN) information fusion for the chemical agents, is studied. Firstly, the information fusion treatment model and system...

It is developed, applied the virtual instrument(VI) technology, grey system theory, and database, the fault diagnostic system for the shipboard weaponry equipment, in order to update entirely the means of the equipment testing. The modularization and universalization are proposed in its database-based...

Aims at the characteristics of the chemical agents signals, the pattern recognition method based on the wavelet neural network(WNN) is put forward. Firstly, the model design thought of the WNN pattern recognition technology for chemical agents are analyzed, which shows that the wavelet analysis has good...

For solving the questions that the practical value of the existing nuclear-explosion-yield detecting methods are excessively low, based on the GM(1,1) and the precondition of plenty nuclear explosion test data opened by home and overseas, the new model detecting nuclear explosion yield has been developed,...

An online detection system is designed for gathering machinesto solve theproblems ariseincollating. The system consists of industrial digital cameras and industrial control computer to form a distributed control system that uses Ethernet to communicate information between host computer and slave computer.Using...

In traditional Radio Frequency Identification (RFID) reader system, the electromagnetic energy cannot be transferred as much as possible, which is caused by the discrete resonance frequency of antenna. The energy transferred distance should be reduced by this reason. In this paper, Direct Digital Synthesizer...

With the growing demand for security products, intrusion alarm system, based on leaky cables, is favored by majority of enterprises, with advantages of system stability, high concealment and installation location unlimited. Traditional intrusion detection method relies on signal amplitude threshold....

Human body parsing and segmentation are two fundamental problems in computer vision. In this paper we build an automatic system for solving the two problems together. We reconstruct the mixture-of-part model by adding various features, because of the high relevance constructed by the new model, we are...

The paper introduces three different ways to generate pseudo random number of multinomial distribution and also describes the implementation process in detail with the model of small ball and box. We mainly consider the generation using Gibbs sampling in MCMC method. In the paper, we intend to find the...

With the rapid development of Internet technology, massive images are used on e-commerce sites to show product details. Among those images there are some of contraband, which seriously harm the social harmony, thus it is important to automatically identify them. In this paper, we propose an effective...

The function block model and configuration technology were studied.A method of function block instantiation is advanced in allusion to the problem that the number of function block is fixed.At the same time,the parallelism was employed for the schedule of function blocks.And the advantages in the complex...

Aiming at the existence of fuzzy C-means algorithm was sensitive to the initial clustering center and its shortcoming of easily plunged into local optimum ,this paper proposed a novel fuzzy clustering algorithm based on fireflies .The algorithm employed the chaos initialization individuals as the initial...

The difficulty in solving the shallow water equation lies in treating the advection terms. Therefore numerical simulation of advection term is the key to the numerical simulation of shallow water equation. In this paper, original CIP method, CIP-CSL2 method, CIP-CLSR1 method and first-order unwind scheme...

With the development of OCR techniques, people start to use image processing methods to analyze and process the image-type documents (typically scanned images) for obtaining the information of characters and the layout. On the other hand, table, draw relatively less attention in OCR even it is an important...

After analyzing the disadvantages of sensitivity to the initial selection of the center, low clustering accuracy and the poor global search ability of k-medoids clustering algorithm, a clustering algorithm based on improved artificial bee colony (ABC) is proposed. By improving the initialization of bee...

Recent field data analyses have shown that the efficacy of restraint system for small female front-seated occupant protection is less remarkable than that for midsize males in motor vehicle crashes (MVCs). The objective of the study is to identify the major parameters of restraint system that have significant...

Today, Internet with a variety of functions has become an indispensable platform for People’s living in the community. As a general segmentation and extension of search engine, Vertical Search will deal the webpage information with Chinese word segmentation processing and extract data with the field...

The paper based on the analysis of ant colony algorithm and any improved algorithm, We change the initial position of the ant placed from randomly into placed near the edge points and define bounded domain node gradient values as the heuristic information,and also adaptive computing method is used to...

The purpose of this study was to identify main influencing parameters to the responses of the rear-seat female occupants in frontal crash and enhance the protection for rear-seat female occupants with specific design. The results suggested parameters of the restraint system exerted significant influence...

For the requirement of the stability in large-capacity data storage, this paper proposes a management method of bad block based on setting up block address mapping table in the interior of FPGA. While operating the NAND Flash , we can take advantage of the mapping tables to shield inherent bad blocks...

More and more web services are composited together to accomplish more complicated tasks. Replaceable web services with same function need to be evaluated effectively, so as to select the best one. This paper selects better service by response time, which is easy to collect on client side machine. According...

Electronic bidding system has become an increasingly popular method for transacting business, especially over the Internet. A self-healing key distribution scheme enables a group of users to establish a group key over an unreliable channel. We propose a group key distribution scheme with self-healing...

Along with the vigorous development of the Internet, the total energy consumption presents rapid growth trend, so energy saving and emission reduction of network industry is imminent. Many energy-saving strategies of the networks emphasize only a single aspect of the energy consumption while lack of...

An improved active learning method taking advantage of feature selection technique is proposed. In early stages of active learning, the whole dataset is described using only the few key features, so that its overall distribution characteristic can be learned easily, reducing active learning’s possibility...

To realize the online fault diagnosis for induction motor bearings, a method of online identification based on the AR model parameter recursive identification for induction motors vibration signal was proposed. Firstly, based on the optimal instrumental variable method, four auto-regression models were...

In order to solve the problems in the traditional control method of Quadrotor UAV, Such as weak anti-interference ability and system modeling error has a greater impact on the tracking performance, A trajectory tracking algorithm based on self-learning control is designed. The algorithm can control the...

In order to improve the accuracy of wind power prediction, this paper proposed a new short-term wind power prediction combined method based on particle filter and radial basis function neural network. First, the historical wind speed data are processed with particle filter, and the processed wind speed...

The importance of forest fire detecting was up to the destructive of forest fire, which can destroy resource safety and threaten human-living environment. The traditional forest fire monitoring and early warning methods are manly based on ground patrolling, watching tower, aerial patrolling, long-distance...

The excitation selection sort method of manufacturing feature was proposed based on the characteristics oriented to manufacturing feature of STEP-NC to realize the process route planning of STEP-NC. First, match the recognizing manufacturing feature, the manufacturing feature with multi machining operation...

Continuous roll forming is a new sheet metal forming process for three-dimensional surface parts. In the process, the sheet metal is thinned non-uniformly in transverse direction by controlling the distribution of the gap between the upper and lower forming rolls, the longitudinal elongation is different,...

Rich burn - Quick quench - Lean burn (RQL) combustion technology is one of the most promising low emission combustion technologies for aeroengines. During the whole process of RQL, rapid and effective mixing in the quenching zone is critical for its key role of bridging rich burn and lean burn processes....

To improve the impact toughness of the perforating gun pipe, subcritical quenching processes were designed and the influences of process parameters and the initial heat treatments on the mechanical properties of the steel were investigated. The results show that the hardness of the steel with an initial...

Differing from the general gear drive, movable teeth transmission is a new type of planetary gear mechanical drive, which used to transmit rotary motion and power between two shafts with same axis. The tooth profile is very vital and the meshing quality of the central gear, shock wave device and swing...

The exhaust valves system is very important for internal combustion engines and experienced severe physical and chemical environment including frequent impact, high and varying temperature, exhaust gas’ chemical corrosion and deposition of fine dust, et al. This paper presents a failure analysis of two...

Vibration energy harvesting is a concept to convert the mechanical energy contained in vibrations into useable or storable electrical energy. This article focuses on the influence of nonlinearities upon the output of a piezomagnetoelectric vibration energy harvester (VEH) under broadband vibrations....

The comprehensive evaluation of radar anti-jamming effectiveness is a multi-index comprehensive evaluation problem. Anti-jamming effectiveness evaluation index system is the important and difficult in the process of evaluation. The established index system should be able to comprehensively and objectively...

With the advancement of information process, the amount of the data accumulated by all walks of life is increasing exponentially. The emergence of massive data brings challenges to the traditional machine learning and data mining algorithms. In view of this problem, there have been many new researches,...

In the humanoid robot system, the hand-eye system strict significance calibration is very difficult, or even impossible, which greatly increases the difficulty of the humanoid robot for the object manipulation. This paper, based on the visual feedforward and visual feedback control strategy, the humanoid...

A promising domain-type meshless method is adopted to analyze the moving-boundary problems of sloshing phenomenon in a horizontally-excited numerical tank. When a tank partially filled with liquid is excited, the flow fields and the evolutionary profiles of free surface are known as the sloshing phenomenon....

Virtual reality technology (Virtual Reality, referred to as VR) is the latest technology in a appeared in the late nineteen eighties in the computer field, and has become a hot topic in education application. It will play a positive role in improving the students' skills and saving hardware investment...

This paper focuses on studying and analysing the Pilot Pioneer drive testing system’s the pilot pollution problem, designing and putting forward quantitative analysis and the algorithm with absolute difference on the process of diagnostic analysis, It can effectively locate the pilot pollution area by...

The methods of both constructing and enumerating Steiner triple systems of order 2t+1 are proposed. It demonstrated the Complete trimap and descirbed the application of Complete bipartite graph in constitute design. The theorem concerning existence and construction of Steiner triple systems of order...

This paper clarifies the basic idea of block design on different configuration. Clarify the properties of (v,k,λ)derived design and (v,v-k,v-2r+,λ) complement design. Introduce the nature of (v,k,λ)derived design and (v,v-k,v-2r+,λ) complementary design. The method of constructing ),,(?kv derived design...

A method of constructing and technology view for sub graph decomposition of is proposed.,and it clarifies the application completely trimap and complete bipartite graph in combination Design Order to clarify the structure of the basic ideas of Steiner triple systems 25 Order introduced the whole process...

There are many problems in the current process of equipment management of a rubber manufacturing enterprises. On the basis of some advanced methods of equipment management at home and abroad. To modify the unreasonable part of the existing processes through using the advanced technology of BPR . Analysis...

Obtaining the peformance function of gear contact is difficult,and this paper founded the response surface model and the Kriging model with the usage of response surface and Kriging method.Then the reliability was calculated by the founded metamodel using Monte Carlo method.The result shows the kriging...

As an original and emerging industry, cultural industry has increasingly become a new economic growth point and an important pillar of the national economy. In this paper, the practical problem of comprehensive performance evaluation of cultural industry is investigated. Concretely, a new evaluation...

With the development of curriculum reform, it is increasingly important to strengthen the training and evaluation of teaching skills for normal professional undergraduates. In this paper, the practical problem of evaluating the teaching skills competition for normal professional undergraduates is studied....

Discipline is a carrier of the scientific research and personnel training, and the discipline level is an important indicator to measure the level and the overall strength of universities. In this paper, the practical problem of discipline evaluation in universities is studied. Concretely, a index system...

On the background of global warming, energy shortages and environmental pollution, people pay more attention to the low-carbon economy. In this paper, the problem of green supplier selection based on low-carbon economy is studied. Concretely, an evaluation index system for green supplier selection under...

Flow over a backward facing step has been one of important research field in fluid mechanics. By simulating the flow over a backward-facing step and analyzing the instability of fluid in different blowing and suction cases, the mechanism of structural damages and the principle of vortex shedding were...

According to the continuous increasing intelligent demands of power supply equipments in digital mine and the current upgrading needs of the feeder switch integrated protector, this paper describes a new type of intelligent mineral low voltage comprehensive protector with graphical interaction. The protector...

A key management strategy based on cluster is given to guarantee wireless sensor networks secure. The sensing hypercube is divided into numerous the same small hypercubes with the same dimension with the sensing hypercube. Those small hypercubes are called as cells and cells consist of a cluster, where,...

An experiment was implemented using the electro-mechanical impedance (EMI) health monitoring technology for a framed structure and the conductance data were accordingly obtained for various damage severities. The compressed data by compression sensing theory were used to character the structural damages...

We numerically investigate the effects of coupling delays on the synchronization dynamics of two coupled chaotic light-emitting diodes (LEDs) with ac-coupled nonlinear optoelectronic feedback. With zero-lag or very small time-delay coupling, as the coupling strength increases, the coupled system exhibits...

A scheme for WSNs(wireless sensor networks) security is given by dividing sensing multi-dimension hypercube into clusters and using the symmetric polynomials in this paper. The multi-dimension sensing hypercube is divided into a number of small same dimension hypercubes called cells, some of which are...

Statistical analysis results have shown that small-world characteristics are widespread in the cerebral cortex neuron network, which has long been proven an effective method to investigate the brain anatomy and functions. From the perspective of hardware, we built the FHN neural network model with small-world...

The dynamic response for the axial flow pump induced by the fluid excitation is analyzed in this paper. The responses of the axial flow pump during the operation were mostly generated by the fluid excitation and motor excitation. The finite element model was accomplished in this article with consideration...

As an important part of the power system, the running state of HV overhead transmission lines has direct influence on the security and reliability of power system. So it is important to develop an on-line monitoring system of HV overhead transmission lines. In this paper, a micro controller and wireless...

Beryllium is a specific metal, its atomic configuration is ls12s2 and affects the shape of s valence band and p valence band because there is no electron in the p sublayer, which dimers bond length is 11% more than inside and (0001) atomic spacing shows 6% abnormal expansion. Compared with other elements,...

The nondestructive determination of Au in gold jewelry mainly takes density testing and X ray fluorescence spectrometer with energy dispersion (EDXRF). Density testing cannot detect gold jewelry alloy and demands that the jewelry shape is simple, while EDXRF is poor in penetration depth, which only can...

Refrigerated truck as the research object, using the CFD numerical simulation software simulate the dynamic temperature field of refrigerated truck with a internally suction type air curtain, it emphatically analyzes the influence of the export velocity of the internally suction type air curtain to the...

Anaerobic co-digestion strategies has become the development trend of biogas engineering. Most of the lab researches and engineering projects only stay on the two kinds of material mixed fermentation. In order to further solve the problem of raw material shortage and nutritional imbalance, multiple-feedstocks...

On the basis of analyzing the main problems during the process of industrialization construction in China, such as no sufficient unified technical system and low integration degree, BIM technology is used to construct the technology integration model. Not only the characteristic that the information...

Based on analyzing the basic characteristics and management situation of the mode for construction industrialization organization, the advantages of Engineering Procurement Construction (EPC) applied on project management of the industrialized buildings were discussed. During the process, organization...

With the rapid development of social economy, high-rise residential and commercial complex building is the main rend. There are numerous benefits of the high-rise commercial residential complex building. There are many types of high-rise residential and commercial complex building. They will help people...

With the method of "Interactive experience", according to the Elderly product market for the product opportunity gap, firstly determine the elderly travel product as the design direction by study; Secondly find elder people’s travel problems by questionnaire survey method ; then design product gap as...

A stock time series is composed of a sequence of prices measured from a continuous trade day. Stock motifs are approximately similar segments in a group of different stock time series or market dataset. In this paper, at first, a definition of short-term tendency is defined; secondly, a motif of short-term...

This paper explores the impact of solution copolymerization of hydrophobic monomer (MMA and VAc) and hydrophilic monomer (AA and MAA) on casting membrane solution and PVDF membrane. Through experimental results and representations, it shows that, with NVP content proportion in monomer decreases, the...

E-commerce enterprise in China has been involved in various industries, its financial activities has the characteristic of paperless trading, complicated financial information processing, etc, the traditional manual audit technology has been unable to meet the demand of e-commerce enterprise internal...

Studies on MAC protocols of the Underwater Acoustic Sensor Network (UASN) are very important due to wide application area and great application potential of UASN. In this paper, a new concurrent bidirectional MAC protocol based on receiver self-adaption (RABIC-MAC) is proposed to improve the data transmission...

In this paper, we propose a novel decentralized control under price update mechanism for large populations of plug-in electric vehicles(PEVs). We use the PEVs as decentralized power suppliers to supply frequency and voltage amplitude adjustment services to the grid. In the price update mechanism, the...

An Artificial Neural Network (ANN) model of molten pool depth for Gas Metal Arc Welding process on plate with single-V groove and its intelligent control method are proposed in this paper. That how to select welding parameters as ANN models’ input is mainly discussed, and fuzzy theory is used for molten...

Based on TZK6026 CNC lathe tool post that as the research object,using SolidWorks2010 software to build 3D entity modeling.And then through the proprietary software interface input the 3D modeling into ANSYS Workbench to Build finite element model of the cutter saddle.Then use the ANSYS Workbench to...

In the process of the detection method of network attacks in campus network, with current algorithm, there are defects such as high demand for data and low detection rate for model. Therefore, a network attack detection method based on improved Hidden Markov Model algorithm is proposed. Structure and...

In the process of research on the characteristic detection method for large scale network attacks, due to the use of the current algorithm for large-scale network attack detection, it is unable to describe the attack characteristics of network attacks or detect in low accuracy. Therefore, an attack detection...

In the research process of statistical modeling method on the conservation of transport logistics costs, the current statistical model in the establishment of logistics transport save cost, has defects of inappropriate statistics of the cost of logistics and transport and establish a model error. Therefore,...

In research process of professional employment management platform for multimedia majors in the cloud computing environment, due to the current student employment management algorithm, increasing employment information is unable to meet the requirements of information processing. A design method of such...

in the process of studying robot motion trajectory optimal control method, when using the current algorithm to process optimal control for robot motion trajectory, there are problems of a large amount of calculation and complex control process. For this purpose, a robot motion trajectory optimal control...

in the research of different professional curriculum proportion setting and employment relations in colleges game design courses, due to the single designed curriculum content when using the current algorithm to make different professional curriculum proportion setting, the error of proportion setting...

The fluorescence spectral and polarized fluorescence spectral characteristics of normal and lung cancer serum solution whose concentrations are from 0.1% to 4% at the band 360~800 nm induced by 408 nm light are reported. The difference between two types of spectra has been studied. The result shows that...

Water plays an important role in the crop growth and development. So simulation of water balance is a significant part of crop growth simulation all the time. But it needs many parameters. And the simulation accuracy depends on the values of parameters. With the rapid development of water sensor and...

As to price negotiation in e-commerce, a formal model of price bargaining negotiation was constructed. The bargaining strategies of single-issue and multi-issue were researched. In single-issue negotiation, the assessment method of quoted price’s utility value was given out, and the bargaining strategy...

the effective detection of specific data for large databases can ensure the security of large data. Because of the strong subjectivity of the traditional detection method, the accuracy of detection and the detection efficiency are decreased. To this end, a specific data detection method based on Apriori...

the stable control for industrialization automatic control system is the key for stable working of automatic control system. In the process of automatic control with the traditional algorithm, the influence of the outside interference factor to the automatic control system is not considered, thus, the...

During the study process of electromagnetic wave signal detection method under clutter jamming, the influence of noise and interference are not considered when the current algorithm is used to detect electromagnetic wave signal, thus there is problem of large detection error. An electromagnetic wave...

Electrowetting displays (EWD) is a novel technology, based on the variation in coverage of a colored oil film in pixels via application of an electrostatic force. These pixels are usually fabricated by photolithography, which seriously limits materials selection and large area fabrication. In this paper,...