Based on the structure of hybrid vehicle and meshing theory of silent chain, the Hy-Vo silent chain drive system for hybrid vehicles is built. Through performing the noise characteristics test of Hy-Vo silent chain drive system, the noise value and noise characteristics under different rotational speeds...

FMEA is a qualitative fault analysis method. Fault mode and failure mechanism analysis is the most critical link in the process of FMEA implementation, and it is also the most difficult to grasp. From the use of the situation and the results of the analysis, due to the lack of strict definition on fault...

In this paper, the problem of path planning existing target movement in the flight is studied. Firstly, according to the terrain threat, the threat field is created by using the Voronoi diagram method, and the total cost of the track is established. Then, the problem of the traditional path planning...

The monolithic cylindrical fused silica resonator is the critical component of a cylindrical resonator gyroscope, and the Q factor is the key parameter to evaluate the performance of a cylindrical resonator. In this paper, a non-contact measurement system based on acoustic excitation and laser Doppler...

Previously, the traditional approaches for remaining useful life (RUL) prediction only use the one-dimensional information relating to the malfunction. In actually, it is very difficult to collect the information, and the accuracy is low. The RUL prediction is limited by previous reasons. Except for...

In order to test and measure the dual-polarized, multi-channel antenna, a system was designed according to the actual working condition of the antenna. The hardware consists of the microwave network analyzer, three-dimensional turntable, switch matrix etc. The turntable is responsible for changing the...

The unsharp masking method is a well-known approach for image enhancement but is very sensitive to noise. Low pass filters are usually employed to suppress the noise, but often lead to the blurred edge. To overcome these problems a sharping algorithm for digital images based on spatial autocorrelation...

This work is devoted to design the stabilizing state feedback controller for stability of the networked control systems. An improved stability criterion for networked control systems is proposed in the derivative of Lyapunov functions based on the relationship between the networked-induced delays and...

Although fused silica has better temperature characteristics than most materials, temperature drift is still one of the main error sources of a Cylindrical Vibratory Gyroscope (CVG) with a monolithic fused silica resonator. The change of temperature changes the characteristics of the material, at the...

Aiming at the demand of high precision real-time acquisition of load attitude in wave compensation system, a method based on MTi to detect load attitude is proposed in this paper. Based on the data acquisition card and C++ Visual language, the on-line acquisition and calculation of the Euler angle of...

The dynamical phenomena of complex networks are not easy to model and to characterize by current methods of mathematics. Newman, Barabïasi and Watts pointed out the direction of researching complex networks by graph theory, which was successfully applied in current investigation of complex networks,...

The surface electromyography(sEMG) signal emanates when people contract their muscles. The sEMG signal contains plenty of information about muscle activity. Therefore,it can be used in activity recognition, which makes great contribution to medical devices, e.g., protheses or orthoses control systems....

Trust is an vital factor affecting online transaction. This paper presents an evaluation model of transaction trust based on transaction history information including past transaction amounts, transaction dates and rates of favorable comments, which can widen the applicability of the trust evaluation...

The cylindrical shell fused silica resonator is the critical component of a cylindrical vibratory gyroscope, and the quality factor is a key parameter to evaluate the performance of the cylindrical resonator. This paper focuses on the quality factor of the cylindrical shell fused silica resonator. The...

In this paper, a medical image enhancement algorithm based on fuzzy set theory is proposed. The algorithm takes the Pal-King fuzzy enhancement algorithm as the basis, and using one kind of sinusoidal function as the improved membership function to solve the problem of low gray information loss. This...

Many important reasons influence the organization needs of adoption change as strategic decision. Among this reasons the internal and external forces that inforce organization to find new ways to improve performance on both organizational and individual levels. By applying change, the organization need...

This article describes the communication with no fixed centers of base stations, and the establishment of a multi-level communication network via the wireless module,which enables the communication of data between the control center and the front end of two-way transmission. This project uses TDMA communication...

Current analysis show that Map-Reduce cannot directly support spatial join operations with secondary reduction features efficiently. This paper proposes a Map-Reduce based parallel strategy-- -Map-Combine-Reduce (MCR)---to treat the join aggregation of large-scale spatial data. MCR takes advantage of...

The accuracy of electric energy meter is important for power consumers and power enterprises. Therefore, the work is dedicated to the development of an on-line multiplexed high accuracy electric energy meter. The accuracy of electric energy meter and the power quality can be monitored in real time. In...

In this paper, a device is developed for detecting external dc magnetic field, which is constructed from a piezoelectric unimorph and an energized coil. The working principle of the device is based on the coupling of the Ampere force in the energized coil exposure to external magnetic field and the piezoelectric...

This paper presents technique of two dimensional direction of arrival (DOA) estimation of a source using uniform circular array (UCA) and channel state information (CSI). In orthogonal frequency division multiplexing (OFDM) system signal is simultaneously transmitted over subcarriers with different frequencies....

The phononic crystal (PC) has band gap characteristics, which can be used to design the band gap range by its microstructure, realizing the vibration suppression of specific frequency bands. Therefore, based on one-dimensional (1D) PCs, this paper proposes an approach to high-frequency vibration isolation...

speech separation; DNN; complementary features; RBM pre-training; dropout

The piezoelectric micro-jet is a multi-physics coupling device which contains electro-mechanical coupling, fluid-structure coupling and gas-liquid two phase flow coupling. The fluid-structure coupling is mainly referring to the coupling effect between the piezoelectric vibrator and the fluid. Generally,...

Port cargo throughput forecasting is an essential issue in port planning and management. Owing to that cargo throughput is affected by many factors; a single model is often difficult to get an accurate prediction. On the basis of discussing single modeling principle, the combination forecasting model...

Based on typical scale-free network models, we set up the partial differential equation satisfied more general dynamic systems, and then we not only find another important topological property of scale-free networks, but also discuss the real background meaning of every function in the dynamical systems....

With the explosive growth of big data, people want more efficient access to their most relevant information. The personalized recommendation system can pick individual interested items and send it to the specific user. However, the traditional recommendation result are generally showed by images or a...

Network music is an important form that people listen to music now, in PC desktop system, browser with HTML5 and the multimedia plugin can imply very good online selection ways and listen to the program with beautify pages, but in the set-top box system, it is extremely different. In this paper, we use...

This paper gives an explanation about human resource(HR) practices in Bank Alfalah with the analysis in comparison to Faysal Bank, focus on banking sector to complete the task analysis of human resources management(HRM) practices and procedures for recruiting suitable employees, principles and procedures...

This article provides a reference for the structural design of electromagnetic bullet. Electromagnetic gun bullet is slow and non-lethal,this study creates a bullet model based on the rigid body mechanics and the simplified aerodynamics, the motion simulation is realized by calculating the force and...

This paper proposes a new data acquisition client-software model used for the Mobile Application Analysis. Compared with the existing software models, the model proposed in this paper can improve the reuse rate and reduce the code duplication rate of software, it can also share data between multiple...

According to the needs of modern agricultural automation and intelligence, a greenhouse monitoring system based on ZigBee technology is designed. Through the design of the hardware and software of each node and controller, the system realizes the monitoring and control of various environmental factors...

This paper designs a method based on the combination of zero crossing detection and peak detection algorithm. The main idea of this algorithm is to detect the uplink zero point, the downlink zero point and the peak of the acceleration waveform, and count user's step number by the dynamic threshold of...

One apparent advantage of Steer-By-Wire (SBW) system is that its road feeling characteristic can be designed freely. Whether the road feeling characteristic is able to be formed effectively depends on the control effect of road feeling motor (RFM). When a RFM is working under the condition of plugging...

Linear electro-mechanical actuator is used as a core component of large space mechanic and its position is measured by resolver. Velocity of the linear electro-mechanical actuator is calculated by the position data using the simple difference which always caused the phase lag issues. In order to reduce...

The analysis of robustness of complex networks tries to find out the relation between the structure of a complex network and its robustness performance, which will be beneficial to some work such as network design. The robustness measurement of a complex network is defined at first to evaluate its robustness...

Premier Keqiang Li raised "Internet +" and development concept of "all people entrepreneur and people innovate" during the 2th sessions of 2015 , colleges and universities should enter" Internet +" education mode, talent training mode ushered in new opportunities for development, which is going to change...

This paper introduces the application of flipped classroom and case teaching in the basic course of computer based on BB platform. This course provides students with a free, developed learning environment, online learning platform on the BB. And the course combines the flipping classroom teaching philosophy...

The new inertia weight based on periodic linear change, repeat the change process from 0.9226 to 0.6226 until it reaches the maximum generation. At the beginning, the position of the particle change fast, when the given value is reached, the particle's position change with a fuzzy formula. Using the...

With the advent of the global aging society, the demand of the global high-quality team of old-age care professionals is increasing. Therefore, we constructed an Internet + talent training base of integration of medical treatment, nursing and elderly care so as to provide a good platform for students...

Internet features interactive, anonymity, and personalization, which have been changing people's habit. Many apparel commodity and consumers are both exposing to the Internet, giving comments, sharing information, obtaining resources. Based on reviewing relevant literature, this paper is aimed to take...

The application of the internet of things in the urban transportation is an important development of the intelligent transportation system in the future. Intelligent traffic system based on the Internet of Things is constructed in this paper in the full understanding of dynamic sensing, active management,...

Angular contact ball bearing used in machine tool usually works under high speed and light load condition. Proper preload on bearing can decrease temperature rising and prolong life of bearing. In order to illuminate the effect of preload on thermal and dynamic characteristics of bearing, preload experiment...

We build up network operations for constructing large scale of dynamic networks from the known network models having high quality and good topological property. In this paper, we defined triangle-expanding operation and triangle-contracting operation, as well as construct the new random AS-mixed network...

With the rapid development of network and information technology, intelligent terminal system is used in many fields. Intelligent terminal system based on Android operation system for distance learning is developed and introduced in the paper. The hardware and software design is given, and the effect...

Agricultural information is growing rapidly, how to quickly get valuable agricultural information is very important to agricultural policy makers and producers. The paper discusses key technologies of agricultural information hotspots based on big data analysis. The method of information access and analysis...

External load switch equipped in electricity meter play an important role in the normal operation of the terminal circuit and equipment. Therefore, it has important practical significance to analyze and improve the common failure modes of external load switch equipped in electricity meter. This paper...

The inefficiency of agricultural product logistics is an important issues hindering the development of agricultural economy, and imperfect cooperation mechanism is the key to lead to inefficient agricultural products logistics. Profit allocation is the core content of agricultural product logistics cooperation...

In this paper, Boubaker polynomials and the Boubaker polynomial expansion scheme (BPES) are discussed. We present a transform from Boubaker polynomial to Legendre orthogonal polynomials. By this transform, the spectral-type numerical method using Boubaker polynomial can be deduced for seeking numerical...

The USB devices are the most used embedded economical devices. To develop the driver for the devices in embedded Linux system better, USB basic knowledge and its driver model are introduced. This paper mainly concentrates on the USB driver on the slave side which is called gadget driver. The main data...

In WDM network, it is still a core issue to research routing. According to the characteristics of multi wavelength optical network and the setting of the wavelength converter, we change multi wavelength network to single wavelength dynamic network through the conversion function of wavelength converter,...

With development of computer and network technology, people access to the Internet grew exponentially, data become an integral part of people's life. More and more companies begin to use load balancing and database replication technology, to ease the pressure on access to network devices and ensure data...

APU is an important part of the large and medium-sized passenger jets, which is used to provide auxiliary power for the aircraft, including the auxiliary gas source and the auxiliary power source. The auxiliary gas source supplied by APU can be used to engine starting or the environmental control system...

More and more people like succulents because of its unique ornamental.Their growth state and shape depend on the growth environment.The specific requirement of the environment includes the temperature, light and humidity. Suitable environmental conditions can develop highly ornamental value products....

In practical application of a High-Tc Superconducting (HTS) maglev vehicle, the onboard HTS bulks are inevitably exposed to a varying inhomogeneous field due to present processing and assembling technology of the permanent magnetic guideway (PMG). To explore the influence on the levitation forces of...

This paper investigates the present development situation and summarizes the current control algorithm and the technical difficulties of Automatic Train Operation for Metro. Based on the analysis of the current Automatic Train Operation, the combination of offline optimization and on-line adaptive control...

Since the reform and opening, China's market economy develops rapidly. Under the national macroeconomic regulation and control, the market economy make the economic benefits becomes more and more high, but our army's equipment procurement still stays in the planned economy mode. This mode invests a lot...

The GPRS communication system discussed in this paper which uses S3C2410A embedded microprocessor as main unit and SIM300D as the GPRS communication module. The development process of the system is introduced detail in this paper. It includes the construct of the development environment, hardware system...

The purpose of this paper is to expound the big data problem under the background of information security; First of all, from the perspective of the concept of big data, talked about in the context of "Internet +", the importance of information security. Secondly talked in big data networks, some problems...

By analyzing the problems of the existing landscape design in engineering technology, expert system and intelligent CAD technology is applied to the architecture design of landscape, which satisfy the multiple tasks, multi-level and garden design requirements, and the expected function of the system...

According to the possession of the school resources, this paper analyzes and presents the key elements and constraints of the course arrangement. Based on this, it establishes an optimized mathematical model of course scheduling determining the objective function and mainly describing the quantitative...

Aiming at the current situation of urban living garbage information degree is not high, and combining with the present social hot issues, put forward a kind of city garbage collection system based on RF wireless networks, including the system functional description, hardware design, software design....

with the large scale of MOOC on-line, which is bound to have a profound impact on the teaching methods of computer courses in our country. Based on the in-depth study of MOOC, this article points out the advantages and disadvantages of MOOC. Meanwhile, it proposes improvement methods on the curriculum...

It is analyzed by the technology plastics materials and molding process of shell shaped pieces, which has carried on the mold scheme demonstration and manufacturability, the forming problem of shell shaped pieces is solved, and it is designed that the main runner, cold slug well, pull rod, the runner...

The reason of micro forming of sheet is concluded. Using simulated annealing genetic algorithm does a kind of nonlinear optimization to reason of micro forming of sheet control. The diagnosis knowledge warehouse and controlling parameter of micro forming of sheet is built. It greatly improves the method...

The chaos optimization algorithm and immune algorithm are combination of their respective characteristics, which is a chaos immune algorithm. The test results show that the algorithm not only keeps population diversity, also better and faster convergence speed and search ability. The influence cause...

The influence cause of boron steel sheet on size precision is studied, which is contained with additional drawing stress, emergency ratio, board deep, plastic modulus, subdued point, sclerotic index, crushing force, curvature radius and so on. In order to lay the further foundations of optimizing design,...

The distance between the existing calibration tower of the survey ship base and survey ship is only 980 meters which can`t satisfy the United X Band system antenna far-field calibration condition. To solve the problem,a method using array antenna to synthesize quasi plane wave is presented to implement...

After defined the basic concept of mode or intrinsic mode, EMD as a data-driven adaptive decomposition method, its purpose is to decompose arbitrary non-stationary and nonlinear signal into different intrinsic mode functions (IMFs) on the time series. However, in some cases, the EMD method often cannot...

In order to improve the multimedia animation rendering speed, for the purpose of aiming at the shortcomings of the Maya bring renderer speed slow, from the viewpoint of "agency rendering", combining with mental ray using the geometry shader, from the material of model, the surface model,comparative study...

Employment and recruitment system based on UML provides a virtual and intelligent talent market for employers and job hunters, which can shorten their distance quickly. According to the different permissions, the users may take different operations to meet their respective demands. This paper develops...

E-commerce is an important driving force of the world economic development. The emergence of modern logistics in e-commerce environment, made the logistics in the development of informationization, networking, intelligent direction, The logistics industry in China started late, not modern enough, restricting...

Modern aeroengine compressor and plate are made of titanium alloy, disc contacting exists between normal stress and the relative sliding value slightly. The combination of mechanical and chemical produced, including fretting fatigue and fretting wear of micro damage. Micro cracks of fretting fatigue...

The synthetical symptoms of bevel gear is concluded. Using wavelet and mixed data merge does the intelligence diagnosis to the defect of bevel gear , which is integrated with data , characteristic, decision grate and nerve network . A model of wavelet neural network is constructed. In order to reduce...

To address the current problems including energy and environmental pressures as well as climbing oil prices, governments and consumers have been increasingly focused on fuel economy. Combined fuel consumption of passenger vehicles (L/100km) is applied as an important indicator in industry management...

In this paper we consider the supply side of credit for Small and Medium enterprises (SME). Several studies have been done regarding the demand side. In this paper a survey of banks in Pakistan was done. We categorized those banks into different segments. We want to see how the banks perceive the Small...

Different radiation detectors need different high-voltage values, and in this paper, the design of intelligent high-voltage power supply for many kinds of radiation detector is introduced, based on single-chip LPC1768, both the software and hardware circuit are adopted to achieve those functions of the...

In traditional FPN model,the matrix operations are too excessive and it does not meet the requirements of real-time in fault diagnosis system.The paper has improved the FPN model and proposed a CFPN(Controlled Fuzzy Petri Net) modeling method.This method has added controlled place in FPN and improved...

The paper studies the concept and characteristics of the information system general framework, designs a general development framework of web based information system, and gives the detailed design based on MVC pattern of the middle layer of the framework.

Preparation of gel of nano-Cu2O by in stiu reduction method in sodium alginate (SA) solution. The In-situ method is relation to the addition of nano-powder method, without dispersant, coupling agent can prepare SA/nano-Cu2O gel, it is a green preparation method. To explore the impact of various factors...

Interconnecting wires is sometimes difficult, inconvenient and even impossible when the light source controller is installed in the industrial field. In order to solve the problem above, a digital wireless LED light source controller for machine vision is proposed in this paper. Firstly, the hardware...

The failure data of electrical discharge machine(EDM)obey weibull distribution.With the mean time between failures(MTBF) as test index,the produce-side risks, user-side risks, identification ratio, MTBF expectation value and shape parameter as known parameter,we design EDM reliability qualification test....

The spindle system of EDM is directly involved in the processing process,and its thermal deformation seriously affect the processing accuracy.In this paper,we can use the method of sequential coupling,which based on the software of Workbench ANSYS,to analyze the characteristics of thermal-structure coupling...

As the digital technique symbolized with big data and cloud computing, the digital revolution is currently under stormrise worldwide, and a great number of enterprises are trying to embrace new business environment through digital transformation. Under such circumstances, the business model is facing...

Aiming at the low output power of PV cells, a Photovoltaic (PV) cell model of photoelectric conversion method is proposed, and the maximum power point (MPP) of PV power generation system was in-depth studied, due to the instability of the output power of PV cells, an improved disturbance observation...

In order to improve the accuracy of ontology mapping,an improved ontology mapping method is proposed.Firstly,simplify the process of calculating the conceptual similarity by adopting the candidate set.Then,determine the weight by referencing the rough set condition information entropy aimed at improving...

The monitoring of indoor formaldehyde and other harmful gases has attracted more and more attention. In this paper, the wireless sensor technology was introduced into the monitoring of formaldehyde gas. The realization of the hardware and software design of wireless sensor nodes, the design of the real-time...

The capacity of roundabout by using the simulation software VISSIM, which mainly focuses on the use of this software. By using the method of weight calculation, the factors of affecting the capacity of roundabout are concluded, and at last, through modeling and simulating the roundabout in Maoming, the...

ECG signal, a kind of internal characteristics of the human body, which reflects the electrical activity of the heart, has multiple excellent features such as difficult to duplicate, hard to forge, unique, stable and so on. In this paper, the identification of ECG signal is studied based on the theory...

ECG, a kind of identity information in human identification, can be easily affected by detector's movement and the change of mood. Traditional ECG feature extraction methods require a lot of calculation which increases the computation time in the process of identification. In this paper, we mainly discuss...

We have investigated the phase transition of two-dimensional Ising model by Monte Carlo method. Our results reveal that a finite-temperature phase transition occurs in the Ising model. The calculation result agrees well with the theoretical one. The specific heat and the susceptibility peak at the critical...

We have calculated the circumference ratio by Monte Carlo method and Buffon's Needle algorithm. Our results reveal that the estimated value approaches to the expected value as the Monte Carlo steps increase. The error between the estimated and the expected values decreases inversely as the square root...

With the extensive use of modern power electronic devices and non-linear devices, the problem of pollution of power quality is getting worse. The improvement of power quality assurance has become an important issue faced by the electricity sector. It is for this reason that power quality monitoring and...

With gradually increasing scarcity of traditional energy sources and electricity load, distributed power being environmentally friendly, efficient, with flexible features has attracted wide attention. Development of distributed power generation technology and the establishment of new power grid containing...

Recent experiments reveal that strong ferromagnetism can be obtained in Fe-doped In2O3 films. However, the underlying physics is not well understood. By density-functional calculation, we systematically study the magnetic properties of Fe-doped In2O3 mediated by intrinsic vacancy. Our results reveal...

We have investigated the Fe and (Fe,Zr)-codoped In2O3 by first-principle calculations. Our results reveal that antiferromagnetic interaction dominates in the Fe-doped system. When Zr is introduced, the extra carriers mediate the interaction between defects and greatly enhance the ferromagnetism of the...

We have investigated the magnetic properties of Re atom adsorbed by single layer MoS2 by first-principle calculation. Our results reveal that the cohesive energy of the adsorbed Re is 1.7 eV and the total moment of the adsorbed system is 3.0 . The magnetic anisotropy reaches 19.0 meV and the easy axis...

In order to solve the problem of deformation measurement of membrane structure, the method based on fiber senor array is proposed. Firstly, FBG (Fiber Bragg Grating) sensors are used to get the strain distribution of the structure's surface, and furthermore to obtain the curvature distribution. Secondly,...

This paper presented types of wet brake, structure and principle of multi-function wet type multi-disk brake, focusing on its principle of cooling system and design of fully-closed multi-function multi-disk wet brake, as well as calculated and analyzed the cooling system of the vehicle brake on different...

Road traffic safety system is a grey system, which can be forecasted by the optimized Grey Verhulst model developed in this paper. The original Grey Verhulst model is optimized and improved from two aspects: the grey whitening derivative problem and the initial values. The new optimized model is established...