With the rapid development of science and technology, video monitoring has entered in to all walks of life, how to use computer for video image processing, analysis and understanding is an important research field of computer image mining. How to combine the computer technology with video monitoring...

In order to realize the data access service of Android platform for OPC,Analysis of the OPC of Android, developed a data access service system for PLC based on Android platform, described the system architecture, work flow and communication protocol, Implemented two kinds of state data access of the...

Future internet works will include large numbers of portable devices moving among small, wireless cells. Users demand seamless mobility and Quality-of-Service (QoS) provisioning to support real-time applications. Hierarchical Mobile IPv6 (HMIPv6) is designed to reduce the amount of signaling required...

In this paper, the GPS global positioning system, Polar wearlink and imaging technology, the combination of a set of software and hardware system, applied to the long distance bicycling training, it aims to get the information in training, including the video track, speed, heart rate and other parameters....

In order to solve the management’s difficult problem caused by the huge number and numerous styles in the existing statement, the paper puts forward a statement management method of feature extraction neutral statement model based on principal component analysis (PCA). The method designs the descriptive...

Reverse Nearest Neighbor (RNN) queries are a pipeline of complimentary problems, and have aroused a vast concern in the world in the past few years, such as location based services, profile based marketing, resource allocation and traffic monitoring system etc. Now the one of the most important disadvantages...

In this paper, through the research on the application layer command of HART protocol, according to the characteristics of wireless network in enterprise information network system, the system network structure based on short range wireless network was constructed, the communication control module RTU...

This control system adopts Siemens S7-400 PLC to realize these functions of monitoring ambi-room pressure by the vacuum gauges and manipulating all vacuum valves in real time etc. The ambi-room control system belonged to unworthy man guard equipments has severe control request of "absolute safety", so...

For the problems of big backup files and long recovery time after traditional real-time backup method has been backup for a long time, A new method base on RMAN and Streams technology is presented in this paper. This method uses the Streams technology to make real-time backup for database. in the meantime,...

With Montgomery scalar multiplication algorithm being widely used in elliptic curve cryptography systems, the researches on DPA attacks against Montgomery scalar multiplication algorithm become more extensive, but few researches are about the DPA resistance algorithm. This paper analyzed the DPA resistance...

Aluminum reduction cell is a non-linear, multivariable coupling time-varying system, inside which a large number of physical and chemical reactions occur. Meanwhile, aluminum reduction cell is often influenced by disturbance outside, which can easily cause instability of aluminum reduction cell. For...

Well-established system of security management is not only the premise of the failure-free operation, but also the powerful guarantee of the efficient production. Comparing with the traditional system of security management, which is operation-complex, recording-disorder and lack of high security, the...

This paper deals with the research on conditioning and filtering scheme of weak signals for the micro-positioning-stage and its measurement & control system. Through the analysis of the general filtering scheme of the weak signals, and the combination with the performance index of the system, this paper...

In the process of generation of meta-data, speech in news programs can be translate directly into text information based on ASR technology so as to improve cataloger's efficiency and the quality of meta-data before being put in media asset management database. For the purpose of this application, four...

This article, firstly, reveals the difference between the text annotation of original CAD Map and the results converted to ArcGIS using Feature Manipulation Engine (FME). Then we propose a strategy, extracting the annotation layer information directly from original map on ArcMap platform and figuring...

Conditional nonlinear optimal perturbation (CNOP) is an initial perturbation evolving into the largest nonlinear evolution at the prediction time. It has played an important role in predictability and sensitivity studies of nonlinear numerical models. Generally, the solution for CNOP is the spectral...

With the development of "preventive treatment of disease" in Chinese Medicine and the health care industry, it brings the good opportunity for the development of Chinese herbal medicine industry and leads to a large number of demand. While the rapid expansion of the scale, the inferior pieces has become...

This paper deals with the monitoring system based on ZigBee wireless sensor network technique in details. The system adopts single-chipped microprocessor ZIC2410 radio frequency chip. By the upper computer software and programs of various physiological data acquisition, the physiological data of warded...

The paper deals with the monitoring system based on ZigBee wireless sensor network technique in details. The system adopts single-chippedMSP430 and CC2530. The paper mainly introduces hardware circuit design of processor module, data acquisition module, and wireless communication module. The monitoring...

According to the characteristic of instantaneous, non-stationary and non-linear of the vibration signal, wavelet packet energy feature extraction is proposed, and the theoretical foundation of this method and concrete implementation method is explained in detail. Finally, the relations of characteristic...

One of the important characteristics of the random number is unpredictable, and the rear number will be generated without any relationship with the generated random number, the real random number is generated physically, but relatively high technology is needed, in fact pseudo-random numbers that has...

In the thesis, the pollution condition of heavy metals in the soil is evaluated by fuzzy comprehensive evaluation method through testing and analyzing content of heavy metals (As Cd Cr Cu Hg Ni Pb Zn) in 400 sampling points within 400km2 near Baicheng City; and types and sources of pollutions of heavy...

To realize point to point communication between two devices with a long distance, this paper designs a wireless video transmitting module working at 1.2GHz and a data transmitting module working at 433MHz. We also write a control program using MFC (Microsoft Fundamental Classed). At last, the system...

In order to give an early warning for collision situation in marine traffic, to provide a collision avoidance decision, to relieve the workload of sailors, and to guarantee the safety of ship navigation, quantum bacteria foraging optimization algorithm is used to plan the dynamic collision avoidance...

This paper mainly analyses the necessity to manage the explosive in the coal mine blasting equipment library. It make intelligent management possible by using digital monitoring technology, communication technology and software technology and sensor technology for reference; using high performance microcontroller...

The forest is deemed as a precious and indispensable ecological resource, but forest fire which is of common occurrence all over the world can destroy forest resource and threaten human-living environment. It is urgent for Forest Fire Prevention Departments to adopt a monitoring system that can predict...

ACNC system is the major part of numerical control Machining Tools, so its reliability is of great important. The failure of CNC system is rare and affected by many factors. In order to estimate the reliability indices more actually, Petri Nets(PN), in stead of FAT, are used to get all the minimal sets...

The slurry column reactor has the most promising prospect in FT synthesis. In this paper, the gas distributor developed for slurry column rector was analyzed to find an improved gas distributor with small energy consumption, good distribution performance and the good characteristics of preventing backflow....

In the current global market for auto products, vehicle event data recorder (EDR) is a new generation of vehicle safety feature, and is also another onboard safety feature expected to be popular in succession to SRS and ABS system. Some countries have now formulated the related administrative and guiding...

A novel method based on wavelet transform and k-means is proposed to solve the problem of automated fabric defect detection which is more essential and important in assuring the fabric quality. Firstly, the fabric images are processed using wavelet decomposition algorithm, and the produced wavelet coefficients...

As information security level protection system is constructed and developed, information system is graded based on the degree of importance. In this paper, the work objectives of construction and rectification in information security level protection are introduced firstly. Based on the analysis of...

In this paper, a general analytical calculation of dc-link current and voltage ripple is presented for three-level three-phase neutral-point-clamped voltage source inverter (3L-NPC-VSI). Based on the analysis of average dc-link current of the upper and lower switches, the low-frequency oscillation of...

Combined with the application of Unity3D engine in the south—polar Digital Station Management Application System project this paper introduced making station virtual reality scenes with Unity3D and studied the critical technique of making virtual realityscenes which contains importing real terrain station...

Hardware implementation has been proven to be an effective way to take full advantage of the parallel and distributed computation ability of artificial neural network. To simplify the hardware implementation process of different kinds of neural networks, a modularization and digitization implementation...

In this paper, the design of real-time radar signal acquisition system based on domestic PCI8001 data acquisition card was introduced. By DMA, interrupting collected data was written to the industrial control computer with windows XP system. The technologies of multi-threaded processing, north error...

Simultaneously increasing the resolution and improving the display quality of the Remote Sensing (RS) imagery, such as water pollution image, is a challenge at present. We propose a new interpolation algorithm based on the rational function model. The model has a free parameter and the shape of the interpolation...

This paper established two types of models of distributed power supply in PSCAD/EMTDC and connected these two power supplies in the power distribution networks with 18 nodes to simulate respectively under specified voltage control and specified power factor strategies. Then, the simulated data was loaded...

This paper presents a novel approach based on probability data association (PDA) filtering for estimating a vehicle’s trajectory in complex urban environments. We consider feature pairs acquired from consecutive frames as the measurements for the PDA filter to update the ego-motion vector of the camera....

For the reality of thermal power units and the training needs of operating crew, introduce the PID regulator on the thermal power plant simulation machine. Depending on the various needs of simulation modeling, introduce the PID regulator control algorithm and some auxiliary functions. Through simulation...

A* algorithm is considered to be the optimal heuristic search algorithm over time. But the biggest drawback is the consumption of resources as the growth risk of the processing scale is a exponential level. This article based on common sense reasoning of artificial intelligence and the vector calculation...

A model illustrating the gas-liquid two-phase flow (GLTF) of slug raw-milk in micro tubes was built, and an infrared-curtain-based sensor was designed for non-contact recognition of raw milk in GLTF. An infrared curtain signal acquisition site was set at both upstream and downstream for analysis of time...

The thesis establishes three-dimensional synergistic governance model of enterprise group finance. With the theory of systematics, the construction is on the basis of three-dimensional synergistic frameworks called level dimension, content dimension and process dimension. Based on process dimension,...

in the study of information query system optimization design in the construction of computer professional, with the current algorithms to process the optimal design for query system, the user is not familiar with what is allowed or not, or unable to enumerate all (not) allowed values of information,...

The resonant tunneling diode (RTD) has attracted much attention because of its unique negative differential resistance (NDR) characteristic, RTD increases the powerful logic function of a single gate and is more suitable to implement the threshold gates. Recently, the generalized threshold gate (GTG)...

This article is about optimization of connecting rod wheeled robot, connecting rod wheeled robot platform can be well adaptive terrain, on regular ground velocity structure near wheeled platform. On the road barriers, independent walking mode switching, efficient obstacle. In this paper, the structural...

The paper proposes a novel low-voltage and low-power bandgap voltage reference, which has superior performance such as low-voltage, low-power and low-temperature coefficient. The simulation based on 0.18-um CMOS process of TSMC. The proposed circuit consists of current source subcircuit, a bipolar transistor...

As a typical hierarchical routing algorithm in wireless sensor network, LEACH protocol can reduce the routing overhead greatly. And it makes the network load balance relatively and have a good scalability. But there are still many deficiencies, such as the uneven clustering, unreasonable cluster head-selection,...

With the development of the science and technology, intelligent robotic systems have been applied in the service industry, and the R&D of service-type autonomous mobiles robot has received greater attention from business circles in china. Now, many combination optimization algorithms have been developed...

Along with the development of Internet, to produce more and more massive amounts of data, and visualization methods can rapidly and effectively simplify and refine data. Heat map is a method of data visualization, It can provide a basic support for the optimization of urban traffic management that we...

A novel meander dipole antenna for passive UHF RFID tags, composed by normal meander dipole combined and ameliorated T-match network, is presented ,simulated and fabricated to be excellent performances, and suited accurately to complex impedance matching to the embedded microchip. Particular optimization...

Most of the histogram-based watermarking methods focused on the geometric invariance feature more while paying less attention to the robustness to some common image processing attacks like JPEG compression. In this paper, we propose a new histogram modification scheme considering the visual quality of...

With the rapid development of China’s economy, the number of vehicles has a sharp increase. It led to the traffic problem becoming more and more serious, with the problems of traffic congestion, easy to cause accidents, solving the accident no in time and so on. For the current traffic congestion problem,...

The rigorous requirement for safety, reliability, maintainability, and miniaturization in microminiature unmanned aerial vehicle (UAV) has motivated significant research in new technology. A dual redundant fault-tolerant flight control platform is designed based on the technology of system on a programmable...

This Paper presents an algorithm to optimize high-level culling for self-collision test of arm cloth grid. High-level culling is at the triangle level, to cut off non-colliding areas and triangular pairs and obtain all possibly colliding triangular pairs. Here, we processed basic high-level culling firstly...

In order to implement high precision time synchronization autonomously in the absence of any external time source, in this paper, the author introduced the synchronize model of fireflies into UAV formation network, and proposed a kind of distributed time synchronization methods based on broadcasting,...

In this paper, a class of complex-valued neural networks with time-varying delays is considered without assuming the differentiability of the time-varying delays, and the exponential stabilization for the considered neural networks is investigated. By constructing proper Lyapunov-Krasovskii functional...

This paper briefly introduced the experimental environment of Epinephelus malabaricus’s image acquisition, brief description of the simulation Setting of the three kinds of light intensities , aslo introduced the steps to acquisition images by Matlab . Described in detail about the methods of how to...

Based on the Role Based Access Control (RBAC) model, this paper presents a Four-Dimensional Access Control (FDAC) model which contains four scopes: user, role, function and metadata. The FDAC model realizes the permission control of function and data, and it completes the whole process through meta control...

In this paper a 6-path tunable bandpass filter which is able to reduce both Harmonic Selectivity (HS) and Harmonic Fold Back (HFB) effect simultaneously is proposed. The filter contains two channels of 6-path switched capacitor filters with same circuit structure but different clocks and is designed...

The quality of side information (SI) has a direct impact on the rate-distortion (R-D) performance of multi-view distributed video coding (MDVC). In this paper, we propose an inter-view SI generation scheme for MDVC, which combines hybrid search and multi-selection. In the presented scheme, both feature...

Due to the mutual coupling of conformal array cannot be ignored, this article proposes a simple compensation method for the mutual coupling compensation. The method calculates he far field direction diagram of the array by Simplifying array element classification, and then obtains the correction with...

In this paper, a class of discrete-time complex-valued neural networks with time-varying delays and impulses are considered. Based on M-matrix theory and analytic methods, several simple sufficient conditions checking the global exponential stability are obtained for the considered neural networks. The...

With the traditional Gaussian mixture model being more sensitive to light and failing to react to changes of lighting, a variances and a mean update program under local illumination and global illumination mutations are puts forward respectively in this paper. More specifically, a divergent method to...

This paper presents the content filtering based on keyword map. Keyword maps represent knowledge of learner by capturing relations between terms that the learner has been exposed to. Keyword maps allow increasing both the relevance and complement of learning resources recommendation. The experimental...

Different kinds and types of forge pieces in forging center in Railway Vehicle Company lead to different management process of large amount of production materials, which introducing different workflow, resulting in heavy workflow engine load and huge workload for defining workflows. To address this...

A face recognition method based on local feature and global feature is presented. Firstly, local feature of the face are extracted by Gabor wavelet transformation. Then, principal component analysis (PCA) is used to extract the global feature of the face. Finally, these features are integrated as the...

The frequency and micro scale characteristics of data transmission in smart phones increase the frequency of occurrence and proportion of tail energy, which decreases the utilization rate of transmission energy. In this paper, an aggregate-based energy saving data transmission mechanism (A-ESDT) is proposed,...

Conventional security monitoring of civil airport usually uses fixed cameras to acquire images. There are several problems with performance including difficulties introduced in the information transmission, storage, and analysis stages of the process. Insect compound eyes offer unique advantages for...

In order to test the function of the SDU module in the static environment, we design the simulative speed sensor by studying the principle of the speed sensor. We confirm the function requirements and the parameter of the simulative speed sensor by testing the speed sensor. According to the requirements,...

Image processing in terms of grid deformation was applied to measure the mass of objects. In spatial domain, Thin Plate Spline (TPS) method was employed to provide the value of minimum bending energy produced during grid deformation, and quantized mass of object; in frequency domain, Fast Fourier Transform...

On-orbit service (OOS) system based on Orbital Servicing Vehicle (OSV) is a complex giant system which needs an overall planning according to the analysis of its components and demands. Accordingly in this article, the target spacecrafts of the OOS system and their demands are firstly analyzed based...

Diagonal loading algorithm is an effective method to improve the performance of beamforming and reduce the sidelobe level .But there is not have a theoretical method to reasonably determine the size of the diagonal loading value. This paper presents an improved adaptive beamforming algorithm that can...

Considering the characteristics of Programmable Automation Controller (PAC) real-time system, which is consisting of hybrid tasks with precedence orders constraints, a new model for hybrid-task system is introduced. Choosing a task execution sequence is instead of finding the shortest path between state...

Because of the complex environment of the underwater noise and the difficulty for detecting the failure of the underwater sensors, a distributed filtering algorithm for the nonlinear target is proposed by applied the unscented kalman filter into the federated filter frame. Furthermore, the information...

A GPU-based parallel hybrid method is proposed to accelerate the electromagnetic scattering from electrically large complex structures in high frequency. The MPO and the GRECO hybrid method can simplify the computations of the diffraction fields of the wedges by modifying the surface-normal vector of...

The traditional Transform Domain Communication System(TDCS)utilizing the fixed threshold is difficult to adapt to the increasingly complex and variable electromagnetic environment, and the adaptive thresholding methods only concern the probability of detection and ignore the probability of false alarm...

The purpose of this article is to design and implement a XMPP-Based C/S system in which the server pushes information to the client actively. By realizing the client to connect to the server, client registration, the client to login the server and the server to push messages to client 4 core functions...

The operation of the urban traffic exist a high degree of complexity and randomness. The key of Intelligent Transportation System is the real-time and accurate traffic flow prediction. Taking effective measures in a timely manner would prevent the occurrence of traffic accidents since traffic congestion...

How to correctly segment frames from bit-stream of unknown link-layer protocol is an important issue in the field of information security. Sync-codes identification is the essence of bit-stream segmentation, while the key of sync-codes identification is mining features of sync-codes distinguished from...

In this paper, an algorithm of dynamic bandwidth allocation (DBA) is proposed to achieve multi-granularity dynamic bandwidth allocation in multi-wavelength in Metro-Access Optical Network based on OFDM-PON. The DBA mainly focuses on the inner ONU bandwidth allocation. An inner ONU queue is proposed based...

A cost model is proposed to achieve the wavelength allocation criterion in WDM/TDM PON in this paper. By the cost model, the optimal number of wavelengths allocated can be evaluated in order to be up to the most cost-effective system state. The simulation results demonstrate the correctness of the above...

We propose a novel virtual passive optical network (VPON) scheme syncretizing multiple subsystems for metro-access optical network, which reflects the characteristic of flat network and meets the demand of technology compatibility. In this scheme, in order to maximize the utilization of finite network...

at present, people universally adopt MSR algorithm to make restoration for degraded and weak light image, but when MSR algorithm makes process on degraded image, it can not effectively make recovery on details and colors of image at the same time, so this paper puts forward one kind of new MSR improvement...

A novel WDM access network is proposed in this paper. By designing the remote node and the extended node, the network has the flexible extensibility. By using ring topology, the architecture of network is constructed. It makes the network not only have the high reliability, but also can cover large access...

this paper constructs the overall structure of embedded OS with higher reliability, it can enable many system function modules to operate in the same CPU, and it can mutually integrate with each other in function and supports flexible configuration and arrangement of system. This paper puts forward new...

Identifying various types of aluminum wheels was traditionally performed manually, which could result in low efficiency, limited reliability, poor accuracy, and high labor cost. This paper presents the design and implementation of an on-line automatic recognition system for aluminum wheels based on laser...

For the purpose of discovering White Dwarf +Main Sequence (WDMS) from massive spectra, in this paper, an unsupervised learning algorithm for Nonlinear Dimensionality Reduction named Laplacian Eigenmap is discussed. It turns out that, comparing with Principle Component Analysis (PCA), Laplacian Eigenmap...

To meet the dual-band requirements of satellite communication systems, a novel rectangular dielectric resonator antenna (DRA) is presented. In general, most of the rectangular DRA is fed by slot coupled with microstrip line. But when the antenna is placed on a metallic ground according to the actual...

The method of Native Bayesian classification data mining in weather forecast has some defects, such as there is not independent of each other between predictors, but a certain relevance which results in the decrease of prediction accuracy. This paper explores an improved algorithm which is based on the...

This paper is purposed on the problem that ground points in cloud of LiDAR (Light Detection and Ranging) has been excessively filtered. And it proposes an improved model basing on the traditional sliding window model, combining with optimized rules on determining standard elevation value, tolerance of...

Targeting the redundancy filtering problem of Web service automatic composition, this paper proposes a novel approach to find the solutions with logic formula. For an original service composition getting by the parallel layered planning graph, it constructs composite services with a backward method according...

This paper presents a characteristic test for testing the elliptical distribution of the errors in the multivariate linear regression model. We obtain the asymptotic spherical distribution of the transformed residuals of the regression model under the null hypothesis. Based on bootstrap approximation,...

The sea state bias (SSB) is one of the most prominent errors in satellite altimetry. The empirical model was mostly used in practical estimation of SSB, which includes the parametric model and nonparametric model. The estimation of SSB for the global area will result to large deviation with a single...

In the radio observation based on the large single antenna, in order to reduce the interference of navigation signal L2 from observation of the red-shifted HI spectral line at L-band, we used the an auxiliary channel and normalized LMS algorithm, and proposed new evaluating indicators deduced by theoretical...

This paper proposes an intelligent algorithm to predict the MBR membrane flux. The algorithm applies the least squares support vector machine (LS-SVM) to the research of MBR simulation prediction, optimize the penalty factor and kernel parameters of LS-SVM model by particle swarm optimization (PSO) for...

Landslide geological hazard may cause great injuries and lost due to its crypticity and destroy. Advanced internet of things and wireless broadband communication techniques were adopted to realize remote wireless geological hazard monitoring and warning system and replace traditional manual work based...

For the problem of Hardware Trojan detection, we analyzed the statistical properties of the power side-channel signal, and proposed a Hardware Trojan(HT) detection method based on the power side-channel signal. We processed the power side-channel signal by the maximum margin criterion(MMC), and projected...

this paper designs construction model of data base based on learning algorithm of C4.5 by combining with characteristics of railway signal system in China, meanwhile, it makes research and design on inference machine, explanation mechanism and human interface in expert system of fault diagnosis. It puts...

The drug quality safety is a issue that governments have attached great importance to. The Chinese version of the CMP puts forward strict requirements of " traceability " in the pharmaceutical production process for the pharmaceutical industry.This paper mainly introduces how to realize the electronic...

The technological superiority for the external thermal insulation system was researched and analyzed in this paper. The anti-seismic protection standards and objective of the external thermal insulation system were proposed based on the anti-seismic programming principle of nonstructural components....