Advances in Computer Science Research

The LMX2531 is a low power, high performance frequency synthesizer system which includes a fully integrated delta-sigma PLL and VCO with fully integrated tank circuit. The third and fourth poles are also integrated and also adjustable. Also included are integrated ultra-low noise and high precision LDOs...

Second language acquisition and cognitive theory are of great significance to our English teaching. We must fully understand and apply the theory to guide English teaching. In English teaching, we must fully understand and deal with the role of students, the appropriate language learning environment,...

To solve the problem that self-alignment accuracy of platform inertial navigation system will be affected a lot under significant interference, an adaptive blind source separation algorithm based on wavelet – EEMD method is proposed. This method use wavelet decomposition to remove the high frequency...

The application and development of computer technology have driven and promoted the change of information technology. The computer and information technology have a wide range of penetration and affinity, which influences the world economy and social development in all aspects. In twenty-first Century,...

This paper proposes the novel network maintenance optimal strategy model building based on game analysis and hierarchical clustering. The urban water supply system is city people life and economic development important infrastructure, and is lost the distribution network of water supply system comprised...

In order to better meet the development of mobile Internet and the popularization of intelligent terminals, the application of 5G mobile communication is born and becomes the trend of future communication development. Based on the investigation of actual situation, this paper introduces the concept,...

With the increasing number of high-rise buildings in cities, people have more and more chances to encounter dangers in high-rise buildings. How to escape safely and quickly has become a hot research issue. Based on this, this paper designs a hydraulic damped high-altitude rescue buffer device based on...

In view of the problems of low surface detection efficiency and high error detection rate in domestic wood skin, a corresponding detection system is designed to identify four types of wood skin defects such as dead knot, slipknot, hole and crack on the surface of the wood. Based on the image recognition...

This paper describes a differential amplifier which is based on the discrete/op-amp combo design, the noise performance test method and the test results are also given. Experiments shows that an ultra-low noise amplifier are achieved, the Bipolar input amplifier's input equivalent noise density is less...

The purpose of this paper is to study option pricing problems in the Chinese market based on the Black-Scholes Option Pricing Model, compare the theoretical prices and the actual price and analyze the reason of the difference.It calculated the BS theoretical price of Shanghai 50 ETF call options with...

According to flatness error measurement of revolving body end-face, selection of sample points for flatness error measurement and flatness error evaluation method are mainly researched, the influencing factors are analyzed. Former concentric circular selection of sample points gets many restrictions,...

The vending machine is a kind of commercial automatic equipment that integrates light, machine and light. And it can finish to sell without vendors.Beverage vending machine can be 24 hours in the sale of beverage products without any limitation of place and time. Because it is very convenient and not...

Culture is one of the important factors that affect communication and cockpit resource management (CRM). The paper presents two main theories of cultural studies, respectively is Edward T Hall's high-context culture and low-context culture and Hofstede's cultural dimensions, and then analyzes the culture's...

Low carbon economy had gradually become the mainstream trend of economic the development, the relationship between trade and environment had been concerned. Thus the 17th National Congress of the CPC and 18th National Congress of the CPC have proposed the building of ecological civilization, in this...

For the computing method of conventional spinning force sometimes has a great error by neglecting deposit metal before roller, this essay proposed a spinning force calculation method based on cut and curving force, and it is analyzed an effective and accurate way by testing a set of craft experiments....

The relevance of the theme arised from the searching for an answer to the question about validity of refusal from the idea of general welfare in terms of growing inconsistency rates of change the subsystems of contemporary society. The purpose of the article is implementation of the search for units...

In order to research the relationship between male rat's liver weight and their body weight, Grey theory method and Radial Basis Function neural network method were used to model the liver related data in male rats. First of all, the sample standard deviations of the liver weight mean value were obtained...

The article is devoted to the description of the authentic methodic "?olour Associations of Letter-Signs" (CALS), held on-line, its methodological basis is the concept of person cognitive sphere (PCS) self organization. PCS is which can be described as unique united plurality constructed on the basis...

We propose a new type of style markup language to address the need for separation of content and presentation in office document formats, allow the reuse and sharing of styles in a standard way, and attain good interoperability with HTML/CSS as well as good compatibility with the current UOF specification....

A multi-scale segmentation algorithm based on high resolution satellite remote sensing image is proposed in this study. Firstly, scale parameter was set up according to the size of the target object. Then the heterogeneity between adjacent image regions was calculated by the formula. Thereafter, the...

Cloud computing is a business model. It distributes computing tasks in a large number of computer resource pool configuration. It can provide on-demand for the user computing power, storage capacity and application services capabilities. Cloud computing offers a cheap and efficient solution for storing...

To overcome the defects of traditional adaptive Least-mean-square(LMS) algorithm, figure out the problem that the existing algorithms’ system identification abilities would decline while their input signals are correlated with each other, a novel variable step-size and variable parameters adaptive system...

Music ability generally starts earlier than other abilities as an innate and natural ability. Therefore, people can obtain music perception ability and strong desire to explore and love music during childhood. People pay more and more attention to cultivating children inner music ability with continuous...

Combining both reliability and security in one block is very important in modern digital communications, each with a variety of sub-disciplines. In this paper, a new polar codes scheme for secure data transmission based on one dimensional chaotic map with a pre-shared secret initial condition is proposed....

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.

The aims of this article are to establish the relationship between the fuzzy algebra and the classical logic and to study fuzzy algebra by the use of classical logic methods. We firstly introduces the concept of the logic value fuzzy subgroup, and studies the relationship between the fuzzy subgroup and...

In the process of software development and maintenance, developers often use "copy-paste" or use the development framework, so that a large number of clone codes appear in the software system. In order to eliminate clone code and reduce the negative effects of clone code, researchers have proposed many...

This design uses AT89C51 microcontroller as the control core,to control charger into different stages .The charging circuit is mainly composed of rectifier bridge type circuit,singlephase half bridge inverter circuit and highfrequency rectifier circuit composition ,to control circuit are mainly used...

In order to improve the accuracy of remote sensing scene classification, this paper proposes to integrate visual saliency into bag of words model. In this paper, the color histogram (CH), Scale Invariant Feature Transform (SIFT) and local binary pattern (LBP) methods are used to extract the features...

The research on the phased array radar used in airborne is very hot Transmit/Receive (T/R) modules are the key components of the phased array radar. The performances of T/R modules affect the whole performance of the phased array radar system directly. According to the characteristics of the phased array...

As the third information industry after the computer and Internet revolution, the Internet of Things is coming which brings us into a new era in which everything can be identified and connected and things can exchange information and make decisions by themselves. As a core technology of the Internet...

Information system level protection system is one of the important measures to strengthen the information system security protection in our country, e-government network running public services of e-government, the protection level protection and level measurement is very necessary. In this paper, the...

This paper designed the signal acquisition system of surface EMG signal. The hardware part chooses the biological signal acquisition device Thought of Technology company. At the same time, in order to further analysis and the requirement of real-time system, PC communication software based on Matlab....

The technology of power batteries is an important factor on performance of EVs. In order to ensure the uniformity of the single cells, an evaluation method based on sample digital characteristic is proposed. The data from a complete charging-discharging process is collected and quantified, then the differences...

In today’s online environment, websites face constant SQL injection and cross-site scripting attacks - mostly because many developers still do not properly check user inputs. Our team has built a smart scanning tool that finds these security holes, thoroughly checks websites for weak points, and gives...

Amidst the rapid progression of information technology and the onset of the digital age, big data models have undergone extensive evolution and exploration. This has been stimulated by a blend of factors including an exponential data surge, technological advancements, cost reductions, data-centric decision-making...

VR art has received attention as the intersection of virtual reality and art. In order to understand the current research hotspots in VR art, we built a panorama of current research hotspots through a keyword co-occurrence analysis study based on topic modelling and computer science clustering algorithms....

Large-scale vocational skill training is an inevitable requirement for China's economy and society to enter the stage of high-quality development. It is of great practical significance to study the training efficiency of the three training subjects in China. Based on the provincial panel data from...

In order to improve safety for airliner ground movement at the airport, a positioning method which can identify airliner and find the location of the airliner when the airliner taxiing at the airport based on computer vision is presented. Deep learning method is applied to recognize an airliner from...

In China, research and development of air-rail intermodality transportation has not been fleshed out. This paper aims to provide a theoretical support for the development of air-rail intermodality. Firstly, the concept of air-rail intermodality system is put forward. Without regard to management system...

It’s necessary to find a good way to improve college students’ grammar ability. Portfolio assessment is a qualitative evaluation which was formed and developed in the movement of Western education evaluation reform. Teachers can use this kind of evaluation method to guide students to collect and record...

Under the background of the reform of the college entrance examination system, this paper studied the feasibility and necessity of sharing the experimental resources of local colleges and senior high Schools by combining the transformation and development of local colleges and the implementation process...

Automatic coal sorting technology based on machine vision has the function of analyzing whether there is material on the conveyor. Contour of image will be found when there is material on conveyor. The average of color will be calculated according to respective proportion of blue component and the red...

The article is the study of the construction of curriculum resources based on mobile learning platform. It put forward that curriculum resources should be rationally allocated under the pattern of mobile learning, and learning resources should be developed to appropriate mobile terminal, aiming at the...

In order to make the parameters of multi-axis hydrostatic transmission vehicle design more reasonable, the driving principle of hydrostatic transmission vehicle is introduced. According to the number of driving axles of hydrostatic transmission vehicle, the division of stall and parameter design are...

The exacerbation of the need for sustenance is attributable to a diminution in arable terrain, which has been reassigned to facilitate the proliferation of urbanized regions. In urban areas, various agricultural methods are employed. However, it is essential to note that the initiatives mentioned earlier...

Diabetic Retinopathy is a state that causes vision impairment in diabetics. Usually, it is brought on by elevated blood sugar, which damages in the eyes and might cause blindness. Blindness may result from a delayed diagnosis. The chance of permanent loss of vision can be considerably reduced aside receiving...

Nowadays, to enter the stock market, company selection (fundamental analysis) and evaluation based on stock price (technical analysis) are significant parts of the preparation for a rational investor. Since there are multiple ways to dothe stock analysis and stochastic elements in stock investment, none...

The aim of this study is to search for the best teaching method to improve the college students' listening ability. This paper presents an analysis of the theory of Krashen's language monitoring model theory .This theory shows that inputting plays an important role in the process of listening. This paper...

This paper mainly talks about the original animation -- mice Ping Ping which made by the media of Wuhan dolphin to analyze Wuhan animation derivatives market, and further expand into China derivatives market. Chinese animation, though started early, has not developed into a complete industrial system....

Image analysis and recognition is being a contemporary domain for successful tries to apply complex networks as an instrument for thorough studies. Researchers noted that an image having traditionally converted into a network (i.e. taking into account Euclidean distance between pixels only) possesses...

This paper select the section data of China's 31 provinces, autonomous regions and municipalities directly under the Central Government in the year of 2011, use the Eviews6.0 metrology software, set up the production function model, and change it into the econometric model to empirical test theoretical...

This paper mainly studies how much effect those various subsidy schemes from taxi-hailing app companies can have on easing the difficulty in taking a taxi in the Internet plus era. First, two concepts are introduced. One is the concept of supply and demand matching index, quantifying supply and demand...

Spatial Modulation is a newly developed concept for multi-antenna systems, which could greatly reduce the signal processing complexity and hardware implementation burden faced by these systems today. However, there are few works on the analysis of grouped Spatial Modulation, which has relatively large...

With the NGW31 planetary gear reducer as the research object, combined with the related parameters of the planetary gear reducer, the traditional rigid model of the transmission system was established based on the conceptual model. And the traditional rigid model is taken as the basis, rigid-flex hybrid...

Based on the action principle of continuous wave Doppler Radio fuze, the hardware-in-the-loop simulation system is designed. Will test the role of the fuze Doppler signal which the fuze generated will be collected by using precision operational amplifier OPA378, after its adjustment to the processor,...

Due to the factors such as the high velocity of vehicles, the limited communication range of vehicles, the data transmission reliability and stability of the VANET (Vehicular Ad Hoc Network) is susceptible to traffic conditions and the influence of driving environment. So the mobility model of vehicles...

To improve the reliability and accuracy of personal identification based on iris under partial occlusion, this paper proposed a non-negative dictionary sparse representation and classification scheme for iris recognition. The non-negative dictionary includes the Log-Gabor feature dictionary extracted...

Synthetically analyze the power distribution communication network technology in the smart power grid link. It mainly includes the summary of the smart distribution network, electric power communication backbone network and then layer communication requirements, the network mode and the application mode...

2.5-dimensional (2.5D) sound field reproduction is a hot topic in acoustic signal processing, which overcomes the dimensionality mismatch (DM) problem between 2-dimensional (2D) sound field synthesis and practical sound sources. Based on the cylindrical/spherical harmonic expansion of Higher Order Ambisonics...

Examination is an important link in teaching process and also a significant way to evaluate the student learning effect assessment. Animal physiology is one of the important professional basic course in agriculture and forestry universities. In this study, We used animal physiology course as an example,...

A fast and robust differential evolution based on orthogonal design (ODE) is proposed, and then it is used to solve constrained optimization problems. The ODE combines the conventional DE (CDE), which is simple and efficient, with the orthogonal design, which can exploit the optimum offspring. The ODE...

The current UAV cluster control method based on multi-path planning achieves the planning of UAV flight routes through situational awareness technology, which leads to a long planning time due to the lack of defense against attack behaviors. In this regard, a cluster control method based on improved...

The technical principles and characteristics of the infrared thermal wave nondestructive testing technology have been reviewed in this paper. Compared with five conventional nondestructive testing methods, the advantages of infrared thermal wave nondestructive detection technology are highlighted. In...

Based on Newton's law of cooling and convection heat transfer theory, we analyze the temperature change in space, we divide the heat transfer in the process of bathinto four parts and give the expression of each part, then we obtain an ordinary differential equation about the temperature of water. We...

Targeting the doubly-fed wind power system, this paper establishes the overall mathematical model composed of wind turbine, drive system, double-fed induction generator, stator flux orientation vector control tactics, maximum power point tracking tactics. By applying the simulink in the matlab software,...

Under the impact of financial crisis and European sovereign debt crisis, EU's anti-dumping investigation on China’s photovoltaic industry as well as chain reactions triggered by the event further deteriorated the development of photovoltaic industry in China. The problems of photovoltaic industry in...

People have payed more and more attention to biomass energy as the problem of energy is becoming serious. Biomass power generation is an important application of biomass energy. Because the basis and condition of biomass power generation are different in different regions, a reasonable risk evalution...

With the popularity of the network, all colleges and universities have established their own campus network platform. With the increasing use of campus network, hacker attacks, worm infection, illegal invasion and other behaviors seriously affect the safety of campus network, campus network security...

In this paper, thin-walled parts macro programming design and examples of realization find its CNC lathe, the shape of the processing rules compiled macro program implementation Compared with the ordinary procedure by macro program analysis of the necessity of its existence Macro program has proved irreplaceable...

As a competitive sport, basketball is a remarkable important project of the world's major international sports competitions. The record of technology statistical indicators which is commonly used in the basketball match made the measure of various key factors in basketball match from the qualitative...

As the processor-I/O gap continues widening, the modern I/O-bound applications such as Online Transaction Processing (OLTP) often suffer from great latency of disk access. In this paper, we argue that the block association rule can be recognized as common semantic information embedded in disk I/O traces...

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...

Facebook triggered a popular trend in Taiwan because it changed users’ Internet social cognition. Before this, the Internet users interact with others only by search engines, online advertising, e-mails or blogs. Network users are fully immersed in Facebook social network as in a real interpersonal network...

With development of Internet technology, Web technology has been increasingly widely used..More and more Web-based application systems are deployed on the Internet to provide a wide range of services, due to the openness of the Internet itself, it always faced with potential malicious attacks. Security...

Network accounting information system refers to a new generation of accounting information system based on the Internet technology, all functional departments, headquarters and branches, partners, social management departments and all other social organizations or individuals will be closely connected...

At present the depth error estimation of the RGB-D sensor is aimed at a specific depth camera, the disadvantages of these methods is that it is put forword for a specific sensor and cannot be applied to the other sensors.In order to solve this problem, this paper proposes a general method to estimate...

With the pace of the globalization process, cross-cultural communication today is becoming more and more frequent, and the researches on cross-cultural communication have been increasing day by day. In 1980, Hofstede put forward the four dimensions on cultural differences, making a groundbreaking research...

This paper introduces the composition and working principle of a temperature and humidity control system .The system is composed of AT89C51 single chip microcomputer .The principle of DMC is studied,and research on the DMC algorithm applied to the temperature and humidity control system is given too...

This paper present a cross domain dictionary learning way, via the introduction of auxiliary domain, as the extra knowledge, the intra class diversity of the original training set (also known as the target domain) is effectively enhanced. Firstly, use local motion pattern feature as a low-level feature...

It has a very important role that emotion to coordinate the relationship between people in the numerous and complicated social life. Expression is the most important characteristics of emotion, it is indispensable means of information communication and emotional communication in interpersonal communication....

Web page requests is the common way for applications to implement human-computer interaction, but full page refreshing of the page reduces the effects of users ‘experience, increases the pressure of servers and slows down the speed of program response. Partial update pages with AJAX asynchronous transfer...

In this paper, an analysis system for trace hydrogen sulfide is given in this paper since traditional hydrogen sulfide pollution monitoring technique has such defects as high costs, cumbersome process and bad real time performance. Samples of natural gas can be taken for analysis by using a TDLAS zero-contact...

Unmanned aerial vehicle (UAV) mission planning system (MPS) refers to assigning missions to each UAV according to the missions to be accomplished, the number of UAVs and the different mission payloads, and making flight routes through route planning technology. In this paper, starting from the concept...

The network security monitoring device (ZJXD) designed is a network security monitor based on threat intelligence and anti-attack chain intrusion technology. The measurement system has the functions of data monitoring, automatic analysis, safety detection, event correlation and situation analysis, which...

The literature of internationalization discusses the internationalization of small and medium-sized enterprises mainly from two perspectives: the internationalization stage theory and the recent phenomenon of "natural globalization". In the world economy and trade, although the importance of small and...

This paper proposed an image encryption method based on embedded ARM system and chaos algorithm. It can ensure the security and confidentiality of the image information on the embedded device. It used the three-dimensional Lorenz chaotic system encryption algorithm, due to the special nature of the chaotic...

This paper proposes a new Pan-Tilt-Zoom PTZ UAV loading system, which uses the PTZ to connect with the loading mechanism to protect the cargo in the UAV transportation process. PTZ can eliminate the shaking of the cargo box caused by the movement of the drone, and the cargo box below can provide a relatively...

In the field of autonomous robotics, path planning has been a critical component, enabling robots to navigate efficiently and safely in complex environments. Simultaneous Localization and Mapping (SLAM) technology plays a foundational role by enabling robots to build a map of their environments while...

For the monitoring of subway construction and operation safety, early warning and emergency measures, this paper studies the Internet of things(IoT) on safety monitoring of city subway project. This study also include the active smart sensors of city subway IoT and the wireless network composited by...

With the development of Internet finance, the traditional supply chain finance is being extended to financial service based on e-commerce. In this condition, except for the financial data that traditional credit evaluation focuses on, non-financial factors based on the Internet and e-commerce platform...

Based on the theory of delay time, a compound maintenance strategy, that was block replacement with on-condition tasks, was introduced for keyequipment. The maintenance cost was analyzed, and its mathematical model in the situation of imperfect inspection was established, which took the number and interval...

Soluble medical dressing can form gel on the wound surface, which can keep the wound wet and promote wound healing. In this work, carboxymethyl cellulose (CMC) gauze embedded with silver nanoparticles (AgNPs) was prepared via in situ reduction of Ag+-CMC gauze in the presence of reducing reagent and...

The category of well-being is not a real abstraction of classical capitalist economy. Nascence Emergence of an interdisciplinarywell-being discoursegives testimony toformation of well-being as socially constructed object formation.

With the development of science and technology, computer has entered all walks of life and has obvious influence and role. The physical education has been the short board of the teaching in colleges and universities. With the education reform, advanced ideas are put forward and "virtual reality" technology...

After the rapid development of fault diagnosis technology for decades, there have been numerous methods based on different principles. For example, based on the analytical method of the model, the method based on signal processing and based on the method of knowledge. On the basis of comprehensive literature,...

The efficiency of shear line is the bottlenecks of TRB production and quality, the developed TRB automatic cutting system by re-identification of the shape parameters of incoming period variable thick strip, according to the requirements of the finished board, cutting optimization program completed strip...

The prediction of epilepsy, a significant field of investigation in neuroscience, has continuously focused on different machine learning models that depend on the evolving comprehension of EEG signal analysis. This paper introduces a hybrid deep learning framework that combines convolutional neural networks...

Dynamic visual design is central to the dissemination of digital media information, user experience, and artistic expression. This paper explores its applications in information visualization, user interfaces, and brand promotion, focusing on the advantages and synergistic potential of emerging tools...

To figure out water demands of Billings in the future 30 years, some factor which are related to the water demand are selected to predict .Assume there are no extra factors to cause great changes in the predictions, we depict a prediction figure with the data of the GDP, population, and the personal...