Chinese handwriting signature is a useful biological feature for identity verification. This paper presents a hybrid signature identification method. Applying wavelet transform to each stroke of signature, reliable signature characteristic is extracted. Subsequently, a desirable classifier is introduced...

In many practical applications such as biomedical signal processing, it is often desirable to extract one or a few source signals instead of all signals. The classical FASTICA algorithm can extract a source signal which has the maximum negentropy of all signals. However, the extracted signal is not necessarily...

This paper proposes a Migration strategy based on Reliability disk and Hotspot data called MRH. MRH uses reliability disk estimation to confirm disk reliability based on SMART technology. It computes the heat degree of data and the utilization of disk at the present time, so we can protect the whole...

This paper proposes disk failure prediction model using disk SMART technology for information systems, which is based on the actual data, threshold and attribute value of the SMART parameters to establish parameter reliability model, through theoretical discussion and practical test and analysis to choose...

For colleges and universities increasing requirements in practice, but lack of experiment equipment and site problems, this paper puts forward a solution of network virtual laboratory based on B/S mode.It achieved to operate the experiments of the remote virtual laboratory directly. It has practical...

Forward and backward substitution method has been used as the power flow calculation method of any low voltage distribution network, and therefore utilization rate of electrical energy of the lines, transformer and line loss are obtained. These are the datum to assess the reliability of low voltage distribution...

In multicast routing messages are sent from the source node to all destination nodes. In order to meet QoS requirements an optimizing algorithm is needed. We propose an optimization algorithm based on the KPP and QDMR algorithm to do so. This algorithm uses optimized link selection function to modify...

Data-publishing generally need to be treated by anonymity to protect its privacy information from disclosure. Existing anonymity methods have little distincation between different types of Quasi-identifiers in investigating generalization.Aimed to privacy preservation for pulblishing data from table,...

In the career of missile, the extent of the damage caused by the missile can effectively determine the resources demand of the battlefield repair, which is necessary to develop repair plan, improve equipment battlefield repair ability, maintain and restore equipment operational capability [1]. In this...

There is only a univalent and regular function in a simply connected region. It transforms the region into a unit circle, while satisfies that the function value of a point is equal to zero and the derivative of this point is greater than zero, then the inverse of the derivative is named as the mapping...

Due to the complexity of the environment and the diversity of the goal itself in the visual system, the technology of object detection has brought great difficulties. The practical experience shows that the technology of object detection is far from mature in the general sense and there are still certain...

With the rapid development of information science and technology, web based application is everywhere. Designing and implementing the system for human-computer interaction is a hot research area. This work is the part of vision based hand gesture recognition system for Natural Human-Computer Interface....

Along with the people environmental protection consciousness enhancement, the enterprise and the family are inclined to use the green electric wire and cable to reduce the environmental pollution. This paper firstly introduces the concept of green electric wire and cable, and then expounds thecurrent...

High voltage cables intermediate joint craft is the essential technology during cable construction. In this paper, we firstly introduce the basic structure of high voltage cables, and then elaborate its production process and main precautions of high voltage cables intermediate joint, expecting that...

With the maturity and popularization of the technology of power electronic transformation, the power drag, rectifier circuit is used in great quantities in the application fields such as power system, which is including diode uncontrolled rectifier circuit, voltage type PWM rectifier circuit. To stabilize...

Strengthening the construction of agricultural information service is one of the most important measures of agricultural modernization of our country and socialism new rural construction. This paper analyzes the main advantages and disadvantages of the government body, market body and public body in...

The electrical products industry is always the important industry in the field of industrial, is the basic industry of the level of economic development in our country. Therefore, with the rapid development of economy, it needs continually to improve some infrastructure resource allocation level of the...

With the constant innovation and development of the science and technology, the start and protection model performance of the motor is higher and higher. The traditional with the "star - triangle way" of the motor start under the condition of the starting torque can't be used. It can only be used to...

The basic structure of the optoelectronic oscillator is based on photoelectric hybrid feedback loop; the optical signal is converted into the microwave signal directly. Laser as a power source, is a continuous light. Laser through the electro-optic modulator, optical fiber delay line and photoelectric...

The photocell and photomultiplier has become a piece of very important photoelectric conversion device and photoelectric emission device, it plays a decisive role in optoelectronic devices. The photomultiplier tubes can be applied in the field of the weak light signal detection, and is the core of a...

Due to the technology and the technology relatively mature, the monocrystalline silicon has been the preferred substrate material in the research of photoelectric device. Compared with the difficulty of traditional inorganic semiconductor materials processing and high production cost, the molecular organic...

The laser synchronization to reach targets synchronously is an important index for measuring device integrated performance parameters, also is related to inertial confinement fusion (ICF) physics experiment parameters successful. In the ICF research, the multiple laser pulse need not only waveform and...

With rapid speed, wide bandwidth and large covered range, WiMAX is used for building an system of elevator monitoring and alarming in this paper. The system integrates fault detection, trapped people communication and information management to inform maintenance staff. The design mentality and the structure...

The PM2.5 data in March, 2014, Beijing is researched to locate the source of atmospheric pollutants. Since the data is highly related, this article use cluster analysis to reduce the dimension of the data to make them irrelevant. A weighted Location Set Cover Model, collaborated with superposition principle,...

With the development of the capital’s subway system and rampant terrorist activities at home and abroad, the subway has become one of the important targets of violence terrorist attacks. Although Beijing subway system has the initially constructed the video surveillance systems currently, there are deficiencies...

The example of three-phase bridge controlled rectifying circuit discussed the method of the utilization of MATLAB SIMULINK on the modeling and simulation of power electronic circuits, and gave the simulation result waveform, verifying the convenience, intuition, high-efficiency, high speed, genuineness...

Based on the practical application of three-dimensional form design thinking and design concept, the article is based on 3 d design in real life for the development of the specific circumstances. Rational and actively from the perspectives of vector-borne and material innovation prospects the 3 d design...

Electronic map, Multi-stage sampling design, Sampling frame

In available trust based recommendation schemes, users always tend to transact with the entity with highest trust value. That will result in the fact that the virtual community’s resource cannot be fully utilized. The entity with the highest trust value will also delay the response because of its capacity...

With the development of digital times , people become play more attention to 3D digital technology . As the result of the development 3D digital technology , the animation art developed rapidly . Combining the 3D digital technology and the traditional animation technology make the emerging animation...

In this paper, a study is conducted on assembling paper fragments with regular edge geometry, using the example of rectangular pieces. During the assembly process, visual information of the fragments’ is digitally extracted by MATLAB software to achieve the corresponding grey value matrix; edge characteristics...

Since 2005, the market of domestic design has been fully liberalized, foreign designers poured into the domestic, we have been take the competition pressure both from domestic and international. Foreign design enter into China, let the domestic design industry has get into elimination period, this situation...

Network management is a way of network management, the network can be properly efficient operation. Its purpose is to make the network resources more effectively use. Wireless sensor network management refers to the process control of a complex sensor network so that it has the highest control ability...

A management system according to ZigBee requirements of wireless sensor networks and wireless sensor network ZigBee system with heterogeneous node method, the general structure of the ZibBee wireless sensor network management system is designed.

The paper selects shear strength index of soil as the random variable, and applies elastic foundation beam system finite element method and load incremental method to establish random finite element computing model of multi-pivot piling wall supporting foundation pit deformation and deduct the partial...

There is a great influence for output and quality of fermentation process on liquor cellar environmental factors, with the rapid development of the liquor industry, production scale and variety of fermentation products are increasing, it is very important to carry out intelligent monitoring of fermentation...

The video player based on Android system to develop, and fit in Amlogic platform, has improved the user interface, on the basis of the basic playback functions, you can set resume play, audio track, play mode, subtitles, screen mode, video information, and other functions, and also has 3D playback capability.

This paper proposed an apple near infrared spectral classification method. Red Fuji apples from Shandong and Shaanxi province , “Huaniu” apples from Gansu province were used as experimental materials. NIR data of three kinds of apples after preprocessing by wavelet soft threshold, was removed the noise...

The paper proposes a remote intelligent automotive monitoring system based on GSM network and designs the hardware and software work after designing the system process. PC automotive monitoring center, MCU, peripheral interface circuits and GSM communication module which used to relate PC and MCU are...

A secure solution based on IPSec is proposed for smart substation. It uses the loose coupling strategy in the mode of IPSec to realize the safety transmission of different packet in the substation, according to the different performance requirements and the requirements of the transmission time of smart...

In This paper, firstly, discusses the theoretical background, the existed research achievements and commercial products of Internet public opinion monitoring and analysis, according to preceding context we find the needs of public opinion analysis and the deficiency in the existed systems, and then raise...

Diaphragm spring is one of the key parts of the clutch. The paper set up a mathematical model to optimize its parameters, which can be make reserve coefficient stability, improve clutch reliability, through analyzing its deformation-load characteristic curve. Based on an instance, the results showed...

In this paper, we propose a novel AC signal detection approach to DC power system. Combining with state-of-the-art detection circuit and WNN(wavelet based neural network). Aiming at handling with the travelling wave and fault signal cannot be detected accurately with the uncertainty of signal velocity...

In this paper, we propose a novel methodology that classify the power system dynamics events patterns using neural network and wavelet through studying one single variable at a network bus. DWT allows the identification of components of the LFEO (low-frequency electromechanical oscillations), their frequencies,...

Polar codes represent an emerging correcting codes with power to approach the capacity of a discrete memoryless channel. However, the decoding performance of polar codes with traditional successive cancellation (SC) algorithm cannot match that of the low-density parity-check or Turbo codes. In this paper,...

Although faster image decoding method is more important and useful, in some special applications, the controllable decoding process may be required. In the case of making fixed point unchanged, the paper made the fixed parameters of compression mapping into variable parameters, adjusted these parameters...

This paper mainly researches various kinds of application of web-based short message platform in campus network. Those applications are developed by use of various kinds of computer networking technologies and communication technologies according to the practical experience in campus network. Through...

Along with the rapid development of science and technology, computer network increasingly proficient, and widely used in various industries. But the presence of the hacker network attack formation, serious threat to the computer network security, how to deal with the network hacker attacks become a hot...

The pore structure of shale gas reservoir is of important research significance to the development and exploitation of shale gas and domestic scholars have done massive researches on the pore structure of shale. To better study the porosity features of shale gas reservoir, the common porosity determination...

According to the structure characteristics of distribution network, this paper proposes a hybrid algorithm based on particle swarm optimization to process the calculation problem of three-phase power flow in less loop distribution network. Through the MATLAB simulation data, it can be seen clearly that...

An air purifier is made by temperature, humidity, smoke, carbon dioxide sensors and wireless communication network to the monitoring of the air quality. The obtained parameters compare with standard data to decide whether automatically run the device to generate negative ions or not. Meanwhile, the real-time...

Analysis of the generation principle finite difference time domain (FDTD) grid proposed non-uniform meshing algorithm based on the equivalent wi-dth of the geometric. In meshing software, we set Rx, Ry, Rz. If reduced size along the x-axis model, it can be coarse mesh point on the basis of compliance...

The reduction of background clutter signal from Ground Penetrating Radar (GPR) experiments is an area of active research. The weak reflection signal obtained from subsurface targets is usually blurred by such strong clutter. Therefore, clutter suppression is the key step in ground penetrating radar signal...

This paper investigates the construction of 8-QAM+ perfect arrays with at least an odd integer in their sizes, and gives the sufficient condition producing distinct 8-QAM+ perfect arrays. For different choices of odd integers in a given size of at least an odd integer, the resultant distinct 8-QAM+perfect...

In this paper, the PID parameters of flight controller are tuning by artificial bee colony algorithm. Respectively, PID control and simulate the laws of pitching-pose-holding-mode and rolling-pose-holding-mode, which compared with the conventional PID control. The results show that the artificial bee...

Small UAV autonomous flight control system is the core part of it, so the design of the control law under the flight control system is especially important.UAV control law design can be divided into longitudinal control law design and horizontal lateral control law design.This design is mainly aimed...

When the circuit breakers between Yimin one, two and Yimin three period, the sending end system consisting of six 600MW generators of Hu-liao DC project will operate islanding. In the paper, three operation modes of the power dispatching and production department concerned were simulated, which the change...

It's feasible to counter radar shutdown with passive radar guidance head/strapdown inertial navigation integrated system. Gyro inertial component has problems of high costs and gyro drift, so the paper discusses application of gyroscope free strapdown inertial navigation system (GFSINS). At first, a...

In this paper,We analyse the difficulty of the large-scale oil and gas gather-transferring SCADA system process simulation and dynamic simulation and give a new simulation architecture for the large-scale oil and gas gather-transferring SCADA system, which bases on middleware technology and sets dynamic...

Aiming at the low generating efficiency of the current solar energy generating system, solar energy maximum power point tracking control system based on STC89C52 is designed and made. The photoelectric detection and tracking is adopted as the control mode in the system. By using stepping motor as driving...

The mass sensitivity of the quartz crystal microbalance is analytically calculated for various configuration and various thickness of electrode. The data indicated that both the configuration and the thickness of electrode are influence the mass sensitivity. For the conventional electrode structure,...

S-transform is an effective time-frequency analysis technique which can provide simultaneous time and frequency distribution information similar to the wavelet transform (WT); and discrete orthonormal S-transform (DOST) can reduce the redundancy of S-transform further. So we propose a medical image denoising...

To realize the optimal operation of modern power systems, optimal power flow (OPF) serve as the core mathematical model. Due to the nonlinear and nonconvex nature of AC power flow, the solving method of OPF is always attracting ever since its birth. With the development of modern convex optimization...

Based on Ethernet, LXI is a new generation modularization equipment platform standard. Comparing with GPIB, VXI and PXI buses, LXI bus provides many more advantages, such as networked, lower price, higher performance and smaller dimension. This article makes a full introduction of LXI bus and its key...

The quantitative analysis approach is a powerful tool for auxiliary decision-making, especially suitable for the semi-structured decision problem. In our studies, we propose a new CT-AHP based quantitative assessment approach with a multi-step process, in which AHP, calibration training, reliability...

The clinical application of dual-energy CT (DECT) system is a significant technical progress in X-ray medical imaging for recent years. Compared with conventional CT, DECT is capable of differentiating tissue and eliminating beam hardening artifacts and plays a unique role in current diagnostic imaging....

Equipment Management level decides the production efficiency and the cost of production. Traditional equipment management has many problems, such as lower efficiency, decentralized information and so on. According to the demand of coal enterprise and the modern development requirements of coal mine electromechanical...

The development of China-made satellites has begun to take shape. It will form an earth observation data system, combined with optics and microwave, with high, medium and low resolution at the same time. Particularly, the application of ZY-1 02C satellite, with strong dynamic observation capabilities,...

In order to solve the problem about the clock synchronization and high precision in the TDOA location system, a clock synchronization scheme was designed. In the article, the GPS+TCXO clock module was used as the front end of the reference clock source, and the PLL + clock buffer solution was used in...

For two subsystems cascaded DPS, the stability margin monitoring can be implanted via current/voltage perturbation method. But for N subsystems cascaded DPS, the stability margins are different at different interfaces, which results in the stability margin monitoring problem. This paper analyzes the...

The secure payment on network is the core of E-business, because the security of the network payment has a direct effect on E-business. So, how to guarantee the data-transmission security on the network has become one of the most important factors in popularizing E-business. The payment mode of the improved...

Discuss how to manage the production of rubber formula, realize the Rapidity and efficiency the production formulation. Based on InterBase database and Delphi software development, connecting with the actual operation, introduce in detail the steps in the process of database management software development,...

The design of the data storage abandons the abuse of traditional database low query efficiency not easy to maintain long development cycle of disadvantage, by combining XML and relational databases for data storage, satisfies the characteristics of the editor's information quantity and high speed running...

A kind of ZMP measure system has been described in this paper, tests have been done on person with the system. The obtained experimental ZMP trajectory has been analyzed and real-time performance of this system has also been verified. So, the result has shown that the system can be implemented on our...

With the development of wireless sensor networks, the application of the human body area network wireless draws people's attention, especially in the medical field. Due to the limited node energy which is not easy to replace, it is so important to reduce node energy consumption and prolong the lifetime...

In the global businesses market, products entering into the market are facing more and more patent barriers. Therefore, patent design around is an effective way for the enterprises’ product designing and technology innovation without infringing the existing patents. This paper proposes a patent design...

In order to promote the development of intelligent agriculture in our country, this paper puts forward a wireless remote monitoring system of water quality parameters which is based on Android mobile phone platform and GPRS communication technology, the system realizes the remote collection, storage...

According to the launch control principle, application features and testing requirements of a certain type aerial rocket launcher, a detection system is designed based on PC/104 embedded computer. The realization method, the configuration of the software and hardware is explained in detail. The hardware...

A new control method based on disturbance observer (DOB) is proposed to control the integral processes with inverse response and dead time. The main contribution of this paper is that the optimal analytical result in terms of H2 for the set-point controller and the disturbance observer are provided....

In this paper, we proposed the new popularity which included “deficit bandwidth”; secondly, based on the new popularity the streaming media files which need to be replicated were determined. For the files, their replica number were equal to product of its deficit bandwidth divide the sum of the deficit...

When using GPS carrier phase differential technique for dynamic positioning, the traditional LAMBDA (Least-squares AMBiguity Decorrelation Adjustment) has shortcomings in the existence of iteration, long solving time and large amount of calculation for decorrelation processing. Based on the rapid ambiguity...

A reliability model of part repairable dual-mode redundant system is established and analyzed using Markov process to satisfy the reliability design requirements of multiple core parts of complex system redundant units. The model considers multi-factors, such as effects of maintenance, fault detection...

Convolutional neural network is a kind of deep learning model, but it only act on a single image generally. This paper expands the convolutional neural network, studies common spatio-temporal features detection and extraction algorithm, proposes a model for detecting and extracting spatio-temporal features...

This paper studies the latest energy-saving technologies in domestic and international data center and focused on the important measurement of energy-saving , PUE, and finally analyzed the situation of energy saving in a real data center and proposed reform program based on engineering practice.

Security monitoring is one of the important development direction of intelligent city in the future, and monitoring based on Android makes the application more convenient and intelligent. This paper proposes a design and implementation of the smart home system based on Android, which use the Android...

In this note, system Posbist reliability theories are improved due to the distribution functions of the lifetime of system components are different. The simulations are given to compare Posbist reliability between different typical systems.

Aiming at rapid ship target detection and movement parameter estimation in high-resolution satellite image, this paper firstly analyzes marine and continental background image features. Furthermore, based on pixel gradient extraction and edge detection techniques, this paper extracts the ship target...

From ancient to nowadays, myriad literati and poets had wrote many popular works, these works is the pearl of Chinese literature and treasures of traditional culture. Due to the length limit of classical poetry, there often appear a lot of allusions. In this paper, we conduct theoretical analysis and...

The consolidation of the applicability of the method of communication, has the ability to coordinate the internal mode conversion only rely on distributed PLS signal DEM system has been developed. It has been shown, this coordination can be used for a plurality of battery application and Study on method...

A digital built-in calibration (BIC) system is presented to automatically adjust the linearity performance of a tunable RF low-noise amplifier (LNA) operating at 2.4GHz. In this paper, we conduct research on optimization and ascension of target accuracy for RF systems. To minimize the area and power...

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...

In this article, we introduce one kind of pulse monitoring system which based on IOT(Internet of things) and used for monitoring the patients’ condition. First of all, the pulse sensor gather the pulse information of a patient and send the information to the pulse signal transceiver. Then the pulse signal...

The SI, SIR and SIS model were introduced at first. And then do the simulation based on various immunizations. The model of network will choose the scale free network and the use SIS model to simulate the propagation of the virus, some guidance in maintaining are obtained. More than 27.5% of the total...

50Hz power frequency interference is the main noise of ECG signal. It is harmful to automatic detection and the classification of arrhythmia. Therefore, it is essential to reject 50Hz interference in the preprocess of ECG signal. This paper develops a 50Hz notch filter based on LabVIEW. The notch filter...

This paper uses LabVIEW software to realize the network online video transmission, introduced the use of TCP/IP protocol on the platform of the virtual instrument. The image collected by the camera on the server through the network transmission to the client, remote video monitoring, at the same time...

A certain type of command and control system testing and training platform is designed in order to realize clear display of the operation, implement of the capability teaching, testing and fault diagnoses conveniently. This thesis which is a part of the program introduces the design and realization of...

With the development of multi-core and many-core processors, how to leverage the hardware improvement to boost application performance remains a challenge for ensuring the continuously improvement of computing and data processing capabilities. Specifically, in this paper, we focus on how to efficiently...

New Words Identification (NWI) is one of the critical researches in Chinese Natural Language Processing (NLP), which has important influence to the successive tasks of Chinese NLP. Aiming at the problem of the NWI, which is disturbed in the automatic or half-automatic processing for text translation...

On the basis of full analysis of gas detection instruments, the use of DSP and ultrasonic technology to design a new type of gas concentration detection system. DSP is the core of the whole system, mainly complete the DDS chip sequence control, special A/D sampling control and external FLAS H and SDRAM...

In view of the wavelet neural network input number to determine the lack of theoretical guidance, the number of hidden layer nodes to determine the defects of difficult, put forward a kind of based on multivariate time series and grey relational - sensitivity of the wavelet neural network structure optimization...