Search all articles

According to practical requirements of the network security monitoring, this paper based on flow streaming technology to analyze and research the network anomaly flow. From the perspective of network security, this article introduced the principle of NetFlow technology and the implementation of the collecting...

Video Shot segmentation is the key technology in content-based video retrieval and browsing, and which will directly affect the results of video retrieval. In view of the problems that the traditional shot segmentation algorithm is complex, the feature of video frame is not ideal, and the segmentation...

The engine idle speed control is one of the most important challenges in the engine control fields, essentially the engine idle speed control is a nonlinear, time-varying, complex and uncertain dynamics control problem, the present study the idle speed control problem for improve the gasoline engine...

The modeling method is commonly used in the simulation of engine at home and abroad, the engine which is used for auto control and performance analysis model. It includes static and dynamic modeling methods, such as engine nonlinear autoregressive model, the average model, the chart model and hybrid...

Traditional phase detection methods of weak signals have some problems such as high complexity and low accuracy. To cope with these problems,, this paper proposes one novel parallel detection algorithm based on multi-coupled oscillators. Firstly, the chaotic detection model and double coupled oscillator...

Shadows of the sun position techniques can determine the place and date of the video. First, use Matlab to extract video files, extract n pictures at such intervals, after reading the picture get n sets of the shadow length l changes with time t. Known date from capture date calculate solar declination,...

PV nonlinear characteristics caused by complex external environment and the complexity of PV maximum power point locations distribution influence the design and optimization of photovoltaic maximum power tracking algorithm. Based on PV equivalent circuit model, unknown parameters of PV model are solved...

A method to evaluate fluctuation characteristics of daily solar irradiance was introduced based on theoretical solar irradiance. Process feature of daily solar irradiance were analyzed. Observed daily solar irradiance of 10 days in Beijing was tested to demonstrate the effectiveness of this method. Result...

Mobile Communication Technology is one of the most important professional courses of communication engineering specialty. Traditional teaching patterns from ordinary universities are not suitable for application-oriented universities. To improve the teaching quality of this course, unsuitable points...

Based on OpenGL and Google library we established the target model library and the canny operator is used for edge detection. Combined with D-S evidence theory and Pseudo-Zernike moments, the air target recognition algorithm based on information fusion is proposed. Pseudo-Zernike moments are invariant...

In this paper, by using Cauchy inequality, monotonicity of functions, Hilbert type inequality with finite series version is established.

The finite element analysis model of the crack fault gear with different crack depth is established by the modeling method, and the modal analysis is carried out by the finite element analysis method. In the modal analysis, the results show that the crack will have a certain effect on the stiffness of...

According to the requirement of grid connected photovoltaic power station and analysis of the topology structure and features of H bridge power conversion system(HB-PCS), a coordinated control method was presented in this paper. The method set current reference of HB-PCS to compensate reactive and active...

With the deepening of China's reform and opening up and the continuous improvement of people's living standard, people more and more high to the requirement of education. According to China's medium and long-term education development request, under the background of new situation and new application...

Recent year, school of economics and management or school of business in many universities discuss in-depth about the necessity and importance of setting up finance courses. Especially for non-economics majors in school of economics and management or school of business, whether finance courses should...

This study used a subtitle corpus of American TV drama House of Cards SeasonI, Season and Season to investigate the utilization of discourse marker so and explore the characteristics of facial expressions' changes and the effects of social elements and personal emotions for text cohesion of the discourse...

This paper addresses a modified method of extracting acoustic pulse based on the multi-band spectral subtraction and the frequency band variance. In this method, the acoustic pulse is detected, the noise spectrum is estimated and subtracted from the acoustic pulse spectrum. By abandoning the late reverberation...

In order to improve the mechanical structure of the type of fault resolution precision high voltage circuit breaker spring mechanism, the paper analyzes the characteristics of the circuit breaker and the combination of mechanical vibration signal PSO algorithm (PSO) SVM parameter optimization method...

Dam parameter inversion tool based on ANSYS software and improved Genetic Algorithm is researched. Firstly, traditional GA is improved by introducing power function to rebuilt fitness function; Secondly, quick dam parameter inversion tool based on improved GA is programmed on ANSYS software; Finally,...

How UI designers and business engineers collaborate to development apps on Android platform conveniently and effectively is a difficult problem to tackle when projects get more complicate and need more effort. This paper compared the commonality and variability of MVVM with the commonly used MVC and...

Adaptive transmission system selects the suitable transmission rate on the basis of the current channel state. In this paper, we exploit the signal to noise ration (SNR) as a benchmark of standard to measure the channel state. We employ data fitting (DF) to estimate SNR, which is a key technology of...

In the intelligent optical networks, there are two key problems in the long-distance and high-speed intensive service transmission. First one, the sharing scheduling problem of the optical networks resources, namely the privacy problem. Second problem, users of network services require high-quality,...

Economic can be seen as the outer form of a nation's development whereas culture is the inner driver of a nation. The culture will shape and affect the person's preferences and ideas. According to the Upper Echelon theory, as the main decision maker, senior executive team's preferences and behavior will...

With the development of Internet technology and popularization of mobile terminals, the Internet across time and space has changed people's lifestyle gradually. Social network is the mobile terminal network application favored by college students. It brings not only the convenience but also some disadvantages...

With the development of science and technology, digital TV has become the core content of China's media industry, but affected by many factors, resulting in China's Intellectual property rights of digital TV has a lot of problems, hindered the development of digital TV. How to strengthen the protection...

The sources of requirements change should firstly be identified in the process of managing requirements, while the collection of information and the measurement of change activities should be conducted by methodology. This paper firstly reviewed the state of the arts of identifying and classifying requirements...

The “school district housing” in China’s housing rental market is the main target of scarce educational resources and “education investment”. Guangzhou Municipal Government has taken the lead in promulgating policies to implement “equal rights for home tenants and owners”, and empowered eligible tenants’...

In China's social security system, disabled people, as special social groups, are vulnerable groups. They should receive more attention from the society. Also, there should be a sound and reliable social security system to help and protect disabled people. In recent years, China's social security system...

Among all the Chinese universities, engineering colleges are characterized with strong, distinct and industry-oriented disciplines. However, the classification and transformation of different colleges leads to apparent gap between engineering universities and their comprehensive counterparts, especially...

The numerical analysis course which is a widely applied and strong discipline mainly introduces the basic theories and methods of scientific computing. This paper discusses teaching concepts, textbook content, teaching links, and teaching methods combined with Mathematica software.

The long working hours and high-intensity work pressure of medical staff cause conflicts between their family and work roles, a high level of burnout, and various psychological and physical problems, which are urgently needed to be resolved. Therefore, with the medical staff as the research object, the...

This paper attempts to find the connection between earnings management and the readability of annual reports. We use STATA15.0 to search data of China's stock market annual report from 2012 to 2016. This study is based on 1163 listed companies in China stock market, and use Software developed by s Taiwan...

The supply-side structural reform is a major decision, which is made in the macro context of the Chinese economy entering a new normal. The question is based on five major problems, such as the imbalance of regional development and urban and rural development, the insufficient power of industrial structure...

As a clean, efficient and pollution-free new energy source, lithium batteries have entered various industries. The article is based on the macro environment background of the new energy lithium battery, the factor analysis method is used to calculate the 3 most representative financial indicators of...

In this article, we mainly discuss the problem of water shortage and exhaustion and how to relieve it. A model is developed to measure and predict the water condition of a region and then an intervention plan is designed for the water scarcity region.

To train the students to fit into the need the information society and the environment talents, and to deepen the reform of university foreign language teaching, information technology to enhance foreign language teaching is a general trend. So the traditional approach "teaching - learning" in foreign...

This paper will construct a competitiveness evaluation system for star hotels so as to analyze their competitiveness situation. Based on this, it suggests to adjust industrial structure from the perspective of industrial scale, profitability and reception capacity to expand the industry business; promote...

The dividend policy has been one of the hot issues in academic research. As one of the three core financial management decisions, dividend policy is of great significance to the growth and development of enterprises. Based on China's 37 coal listed companies as samples, the relevant data with 2010-2015...

Chronic bronchitis is a common and frequent disease of respiratory system in the clinical; its main manifestation is the chronic non-specific inflammation of trachea, bronchial mucosa and surrounding tissue; its etiology is complex, associating with infection, allergies, genetic, immune dysfunction and...

MOOC (Massive Open Online Course), which is a kind of open-access online course that allows for unlimited participation, while (Small Private Online Course) is not only a MOOC supplement, but also the product of MOOC, which is an integration innovation of traditional teaching method. In this paper, we...

Weak signal detection is a multidisciplinary application of detection methods,which through the use of different methods to study and analyze the statistical properties of signal and noise, and use a variety of signal processing methods to analyze and process the input signal. Weak signals can be detected...

In this paper, a method for the design and implementation of the Internet of Things (IoT) gateway is proposed. First, the gateway platform is built on BeagleBone Black. In the software design of the gateway, wireless sensor network mapping into a virtual device through the Lua scripting language, and...

With the advent of the age of big dat, the application of big data to predict is a powerful way to solve various problems. However, for the increasingly tense spectrum resources, the prediction of cognitive radio based on big data is an inevitable trend. In this paper, the advantages of big data prediction...

In 1980s, many empirical researches’ findings (i.e., Shiller(1984), Thaler (1985) et al. ) did not support efficient market hypothesis (EMH). Previous studies (e.g., Bernartzi and Thaler, 1995) related to behavioral model suggest that certain market anomalies are consistent with the presence of irrational...

In 2005, Sun, Hsieh, and Hwang proposed two secure e-mail protocols with perfect forward secrecy. In the first protocol, the authors apply smart card and Diffie-Hellman key agreement scheme to achieve the perfect forward secrecy. However, due to it requires a smart card to store some parameters, it is...

A fuzzy logic controlled protocol that enables each station to tune its contention window based on the on-line channel sensing results is proposed for the wireless local area networks. Extensive simulations are provided to compare the performance of the proposed protocol with that of the distributed...

In this paper, the image scalar algorithm and architecture for LCD monitor and television controller is presented. The program of hardware code is described to explain the proposed algorithm and architecture. The proposed image scalar has been applied on LCD monitor and TV controller or signal processor....

The two dimensional with a triangular-lattice cross sectional pattern of elliptic air holes photonic crystal fiber (PCF) is investigated in detail by use of plan wave expansion (PWE) method. Using PWE method, the dependence of dispersion on structure parameters is calculated. We compared the dispersion...