Advances in Computer Science Research

The prevalence of MOOC (Massive Open Online Course), while providing us with a new efficient way of learning, demands an evolved online test system for certificating attended students properly. As examination of each course still being the simple and powerful way to check out, generating test paper as...

the article selects 2013 Annual Report data, and analyzes seven indicators of 24 listed companies about road transport industry by using SPSS19.0, and then the study get the newly acquired four comprehensive factors and make multivariate regression analysis. Through analysis for factors affecting business...

In this work the design of a nano structured ceramic membrane is carried out for fuel cell applications. However the innovation is that a membrane porous network is modified through its immersion in silica based solution and in a palladium solution to form composite membrane. Subsequently, the development...

A priori bounds are established for periodic solutions of a nonlinear differential equation with delay. By means of these bounds, an existence theorem for periodic solutions can be obtained by means of Mawhin's continuation theorem. Our work generalizes the known result.

Sustainable development is an important issue in the world care, research and exploration on various aspects of sustainable development has also been concerned about the community, the issue of sustainable urban development is one of them. This will combine the connotation of sustainable urban development,...

There is a demand for new models of computation intelligence for the recognition of the environment and the obstacles in each moment and the sharing of this information with other users providing temporary dangers notifications, which can enhance blind navigation experience and autonomy. We identified...

In order to achieve more effective logistics management, make full use of data resources, and build in line with the development of a healthy enterprise logistics management mode. A new analysis model for evaluating the quality level of logistics management based on support vector machine theory is put...

This paper describes a collaborative approach to ontology development for data qualification for life cycle assessment by taking into consideration the Life Cycle Inventory (LCI) and Data Quality Indicator (DQI). The developed ontology is integrated with rule-based knowledge, to provide userdefined policies...

After 1994, the fiscal management system that China began to implement was a tax-sharing system. Local fiscal revenue was an important fund for local governments to carry out macroeconomic regulation and control. Based on the data of Shanghai's fiscal revenue and its influencing factors from 1994 to...

The vehicle positioning technology is playing an important role in Cooperative Vehicle Infrastructure System (CVIS). In those single positioning modes, the precision of wireless positioning is greatly affected by the environment. However, the accumulative errors of inertial navigation system (INS) and...

This paper analyzes the characteristics of emergency management system of natural disasters and the content of management work, and on this basis, discusses the important role of geographic information technology in natural disasters emergency management system. Practice has proved that geographic information...

The return rates of investments in education have been estimated for a long time. The related advantaged linkage between extending higher education participation and economic growth has been spreading around the world. While the global expansion phenomena in higher education are not persistent to their...

This article reveals student achievement in the Indonesia National Examination on Chemistry Material at the high school level in the East Java Province from 2015-2016, 2016-2017, and 2017-2018. The chemistry exam consists of Basic Chemistry, Analytical Chemistry, Inorganic Chemistry, Organic Chemistry,...

Congestion in a network can cause data packet losses, delays, and reduced network performance. To prevent congestion, network engineers must be able to accurately predict and manage network traffic. In this research paper, we explore the use of Graph Convolutional Networks (GCN) for predicting congestion...

As the increasingly developing of computer intelligent industry with automation, intelligent robot has widely been used in various industries. Currently, most of domestic fruits are still picked by manual work. However, manual picking method enhances the fruit farmer's financial costs due to the worker...

Logistics business information plays an important role in data-driven logistics operation and optimization. However, with the increase of the collected logistics business information, the cost and time taken to search interested and right information also increase. To address this problem, this paper...

Based on evaluation method of corrosion damage, the processing surface corrosion resistance test has completed under different cutting parameters with the salt spray corrosion test machine. The corrosion damage of machined surface was detected by means of microcosmic-test. The effect of cutting parameters...

As the requirement of smart grid increasing, a twice clustering algorithm is proposed here to extract the characteristic of load data curve. In addition, the calculating algorithm of load performance is also provided to analyze the curves, including seasonal maximum load curve, seasonal safe load curve,...

Computer evaluation has widely been used to automate grading of students papers, especially in English writing in college and universities in China, and computer can also provide feedback to the students. This study is to examine whether or not feedback given by computer to the students has a positive...

This study covers surface interaction between ethylene, hydroxide ion, and Ti5C adsorption site of titanium dioxide anatase (001). The result of the relaxation suggests that stability was reached on Ti5C site with the adsorption energy of -0.57 eV, while the changes in the bond length and angle between...

This paper designs a system structure scheme of industrial Ethernet integrating fieldbus, and gives application examples of MODBUS?TCP integrating fieldbus and EPA integrating fieldbus. Meanwhile, according with requirement of power equipment fault diagnostics system, this paper gives a design scheme...

We present a scalable method to implement the construction of neighbor list in molecular dynamic simulations on multi-core platforms. Our methodology is based on the OpenMP programming model. Our method doesn’t divide the whole of simulation region into cells. Each thread builds and maintains a few sliding...

This paper takes power plants which use straw as raw material for example and uses the macroeconomics model of tax income and the theory of demand and supply as bases to analyze the effect of subsidy policy used in Biomass power generation industry.

This paper presents an approach to color recognition using C4.5 decision tree algorithm. Before being employed to identify the color, the C4.5 decision tree is trained with sample images under scenes of varied background and illumination. The experimental results show the effectiveness and robustness...

Aiming at the 3-dimensional positioning problem in the indoor wireless environment, TDOA-based localization model is presented in this paper. The Two-Step Least Squares(TSLS) and unscented Kalman filter (UKF) algorithm are used to solve the target's position. In the case that the line-of-sight(LOS) or...

In order to obtain the performance of high gain and omnidirectional radiation pattern, an antenna array composed of four elements is proposed in this paper. The antenna achieves a bandwidth of 8.5% (190MHz) for a return loss (RL)

Interest in oil recovery enhancement methods constantly increases. Scientists all over the world are engaged in research of the most effective methods for the development of oil fields. However, decline in the productivity oil wells still causes a range of problems, not only during their operation. Moreover,...

For the traditional collaborative filtering algorithm, only the scoring information cannot reflect the user's preference, which leads to low recommendation accuracy and easy over-fitting. This paper proposes an improved basic VAE model for film and television programs, adding auxiliary information as...

In order to improve the accuracy of the proposed algorithm in collaborative filtering recommendation system, an Improved Pearson collaborative filtering (IP-CF) algorithm is proposed in this paper. The algorithm uses the user portrait, item characteristics and data of user behavior to compute the baseline...

Eyebrow is a new biometric and effective feature for personal identification as evidenced in recent existing literature. In this paper, we propose a new model of eyebrow representation based on both the shape and the texture features of eyebrows. We will integrate the existing Li et al.’s model with...

When people want to give a mark for athlete of competitive martial arts, Ten Judges are needed. These Judges are divided into three groups. Each group give his score from different point of view According to the rules. In this paper, these characteristics of rules about competitive martial arts are analyzed....

Traditional energy system planning mainly focuses on the energy system itself, featuring more serious fragmentation. The planning of intelligent energy systems needs to take full account of the system operation and coupling between different energy systems. In the present study, the planning model of...

In recent times, generating understandable prompts for AI has been a significant problem, which in turn leads to inaccurate results. In essence, the problem is about finding ways to make AI understand and respond accurately to the prompts given to it, which is crucial for improving its overall performance...

Idiomatic expressions are expressions that consist of a series of two or more words that have a meaning that cannot be predicted from the meaning of the individual words that compose them. Idiomatic expressions exist in almost all languages ​​but are difficult to extract because there is no algorithm...

— The exponential growth of healthcare data nowadays due to the widespread use of electronic health records (EHRs) has presented both opportunities and challenges in patient care, resource allocation, and medical research. Although advances in automated machine learning (AutoML) have streamlined many...

In the process of college students mathematical modeling competition, it is necessary to improve the data processing and calculation ability. This research mainly starts from the modeling competition, and analyzes and discusses the application points of MATLAB in the process of college students mathematical...

Sequential pattern is an important research topic in data mining and knowledge discovery. During the discovery of sequential patterns, only the frequent sequences are considered while all the infrequent sequences are ignored. However, some infrequent patterns can provide very useful insight view into...

In this paper, we explore some promising Smart Sustainable City initiatives and solutions in Amsterdam, Barce-lona, San Francisco, Seoul, Shanghai and Vienna, with a focus on environmental aspects. These initiatives and solutions include implementations of smart sustainable city technologies, and mu-nicipal...

For the Higher Vocational Colleges, post practice is not only the key link of the training of talents, but also an important part of Higher Vocational Education plan. In order to have a more holistic understanding of the post practice, it must be realized by a specific evaluation system of internship....

The purpose of this paper is a comparative analysis of the tax burden on innovative and non-innovative sectors of manufacturing industry in Russia. We analyze the differences between innovative subsection DL "Manufacture of electrical and optical equipment" and non-innovative section D "Manufacturing"...

Taking the cities of Karamay in Xinjiang and Arlington in the United States as examples, based on the complexity theory, we used the improved analytic hierarchy process (AHP) to determine the three indicators of economic development, social equity and environmental sustainability, the three indicators...

Dynamic mapping method based on unequal importance of the video data is put forward in this paper. First of all, in terms of the three types of data A, B and C in data rate in H.264 using data partitioning, calculate their transmission error or loss within one Group of Picture (GOP) and the average distortion...

The rapid increase of transportation makes it necessary construct shallow burial Tunnel under skew-crossing highway in China. Thus, the prediction of the influence on the safe operation of skew-crossing highway in the tunnel construction plays a key role in the optimal design and construction of tunnels,...

According to the demands of opening, universality and modularity criterion in radar equipment Maintenance Training System (MTS), we developed a model radar MTS software system, this software system consisted of system build-up module, maintenance training module, fault database module and maintenance...

With the continuous development and progress of social economy, people's aesthetic values and the improvement of living standards have been, when the time for costume design also becomes more and more demanding, for clothing computer system based on modular design and mass production brought good opportunities...

Genetic diversity is the main source of variability in any crop improvement program. There are abundant rice landraces in Hani's terraces fields in Yunnan, especially red rice resources. A set of 61 red rice landraces were characterized using 78 simple sequence repeat (SSR) markers. Cluster analysis...

In this paper, we introduce software-defined networking (SDN) into wireless sensor networks (WSNs) for saving energy and smart management. We propose a generic architecture for the base station in a software-defined wireless sensor network. We also propose a general framework for a software-defined wireless...

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...

With the development and improvement of technology and the progress of the theory of project management, software risk management plays a more and more important role in modern project management. In order to enhance the accuracy and objectivity of the software risk assessment, we propose a software...

Firefly algorithm (FA) has been recently proposed as a stochastic optimization method and it is has so far been successfully applied in a variety of fields, especially for unconstrained optimization problems. FA as most population-based algorithm is good at identifying promising area of the search space,...

Chinese higher education has entered the stage of popular education since 1999.Along with the entering into the stage of popularization of higher education, It is the common problems that improves the quality of education in the world. The young teacher teams in colleges and universities in our country...

The data fitting model is the basis for data processing in the positioning of digital zenith camera. In this paper, the similarity transformation model, affine transformation model, projective transformation model and the solution of parameters of these models were strictly deduced. And the three data...

The letter introduces random linear network coding (RLNC) based cooperative diversity transmission scheme to guarantee reliable wireless video streaming transmission. For Rayleigh block fading channel, RLNC assisted direct communication method increases packet reliability at high signal-to-noise ratio...

The era of big data to the community more than just data becomes large, increased resources, more is to change the mindset and the consequent data mining technology continue to make breakthroughs, the rapid development of the ability to use the data. In this context, all the valuable data will soon be...

The recognition to element N2 is the fundamental basis determining the stability and the practicability of the mVEP-BCI systems. The feature extraction to EEG signals is the key for the accuracy on recognition of element N2. Different from the traditional down sampling feature extraction method, the...

According to a 110 kV within the bridge connection of two-stage backup automatic switch in substation misoperation, line reclosing match problem and the cooperation of the two-stage backup automatic switch device are analyzed in this paper. In view of the action logic analysis, this paper discusses two...

This paper describes the design of control circuit which makes the TMS320LF2407 as the core. It mainly introduces the characteristics of DSP, the general development process of DSP system and the DSP chip TMS320LF2407’s characteristics adopted by this system. It focused on the peripheral circuit design...

The sensitivity of the stock market to the monetary policy leading to the study of the impact of monetary policy on stock market is extremely important (For each different market, reactions of stock index also differ. Therefore, this paper is conducted to assess the impact of monetary policy on the stock...

Among the existing network modes in smart home, wired network is not easy to construct and the workload is heavy, and wireless network has shortcomings such as high power and high radiation. In order to solve this problem, this paper proposes a new network scheme for smart home based on WiFi and low...

The intelligent foreign language digital learning system is a set of specialized foreign language teaching equipment and software. It has the characteristics and advantages of digital signal transmission and storage, network sharing of resources, as well as user-friendly operation, etc. This thesis analyzes...

The paper is concerned with combinatorial problem of optimal tournament tables forming. Various approaches to tournament tables' construction are analyzed. Since in tournaments the number of participants is usually relatively small, then it makes possible to use the exact solution by means of exhaustion...

A cardiac electrophysiological simulation tool is essential for the study of the modern virtual heart. However, there is not yet an ideal tool that can satisfy the requirements of rapidity, flexibility and interactivity. In this paper, we propose a simulation system to cope with this problem, which is...

In current era when mobile internet and computer information technology prevail, every individual is information communicator and receiver in society. In the face of rapid social development and huge scale of information communication, human beings depend on computer information management technology...

This design combines the advantages of CDR CDR circuit two structures PID and PI-based clock data is based on the structure of semi-digital dual loop recovery system. Using TSMC-0.25 m CMOS process to achieve the PLL design, the operating frequency range of 1.6-2.7GHz, and successfully applied a SERDES...

In order to improve the cotton bast utilization,the chemical degumming technology was adopted to process cotton bast to remove the hemicellulose, lignin , pectin and other substances in this topic.The method of nitric acid or sodium hydroxide was used to extract the cellulose,which was dissolved into...

Now with the computer network and e-commerce used widely, network security has become an important problem that it must be considered and resolved. More and more professions in the enterprises and individuals are subjected to the security problem in different degree. It is looked for the more reliable...

Aerial camera could obtain the ground target image information, and the target recognition could be carried through the image preprocessing and interpretation. In the process of image interpretation, under the precondition of massive images, if the interpretation member recognition was used only, the...

As an effective method of side-channel analysis, DPA (short for differential power analysis) uses statistical analysis to obtain the key by analyzing the correlation between power consumption data and encryption key. If the power consumption data collected from the target contains a large amount of interference...

Equivalence Modulo Inputs (EMI) has become an effective approach for automatically testing compilers. It has revealed thousands of bugs of C compilers GCC and LLVM. Haskell is a purely functional programming language with static type checking, which satisfies the emerging need of parallel computing for...

In this paper, we investigate a discrete space-time predator-prey model with ratio-dependent function response. The model is given by a coupled map lattice framework, it takes a nonlinear relationship between predator-prey reaction stage and dispersal stage. Through stability analysis and bifurcation...

Rare association rules is an association rule which has low support and high confidence. In recent years, the discovery of rare association rules has got quite a lot of attention, which has become a hot topic in data mining research. However, current discovery algorithms for rare association rules are...

Despite the urgent need of collaboration crossing disciplines in higher education, many challenges still exist, hindering the multidisciplinary work from going efficiently in practice. This essay describes difficulties faced by faculty members in interdisciplinary organizations on teaching and research....

In order to improve the accuracy of the classification and classification of the finger knuckle print, a method based on the improved Canny operator for the edge detection of the Finger Knuckle Print image is proposed. Firstly, the region of interest (ROI) of the Finger Knuckle Print is positioned. Secondly,...

with the continuous progress of Chinese economic society, the science and technology has presented a booming developmental trend. Computer has been widely used in different domain of social life and become an indispensable part of people's social life. This article aims at briefly introducing the historical...

With rapid development of modern society, the requirements for high precise temperature and humidity is growing rapidly, for example production, storage, transportation, environment etc., these all have strict requirements for temperature and humidity testing, so the real-time monitoring of temperature...

The natural frequencies and modes of a structure can be determined by the modal analysis. In this paper, the CATIA software based on the FSC car frame to carry out a three-dimensional modeling, save as STP format. In the Workbench ANSYS, the modal of the frame is solved by the finite element method,...

In the era of rapid development of this technology, we are enjoying the convenience of technology, but also bear the personal information and property risks. Therefore, the information security technology is also constantly improving and development. From the traditional password password gradually turned...

The thesis put forward a new global variable prediction model whose theories, structure of modeling and operation were discussed. Applying BP neural network in solid waste dry fermentation garage environment control, the reliability and stability of the new control method was proved.

Given a graph G= (V,E ) and a positive integer p" "|E|. The Line Subgraph Problem is: Is there a subset E'" "E such that |E'|" "p and H= (V,E ) is a line graph. In this paper, we design a linear time algorithm to solve the line subgraph problem for Halin graphs. The algorithm is optimal.

The local nonlinearity introduced by the bolt assembly are one of the major reasons for the complex dynamics response characteristics of the photoelectric measurement and control equipment. The single-bolt fixed cantilever beam model is adopted to analyze the super harmonic nonlinear response of structure...

In order to further improve the communication efficiency and communication rate of space laser communication, we used Circle Polarization Phase Shift Keying (CPolSK) and Circle Polarization Differential Orthogonal Phase Shift Keying (CPolDQPSK) modulations to adapt to the demands of the rapid development...

Sustainability is becoming increasingly significant for business researchers and practitioners, where Information Systems (IS) and sustainable development open up a new field of interesting issues to be addressed by scholars. In this paper, we present research-in-progress regarding IS and reverse logistics....

Stored grain pests detection is essential for grain management. In this paper, we have proposed a machine learning method for stored-grain pest detection. We focus on crustacean pests detection using SVM. The 20 pixels width and 20 pixels height pests and background images are directly utilized for SVM...

Field trips provide an opportunity to learn about life in the real world through exploration activities. This descriptive study aims to describe the process and response of students to the action of field trips to Materia Medica Batu (MMB) to support biotechnology courses. The participants in this study...

Banks are financial institutions whose activities are to collect funds from the public in the form of deposits (saving deposit, demand deposit, and time deposit) and distribute them to the public in the form of credit or other forms. Deposits are an alternative for customers because the interest offered...

Globally, the life expectancy of the population has been continuously improving over the years due to healthcare and socioeconomic advancements. The rapid increase in life expectancy over the last few decades leads to an ageing population as the population lives longer. With the rise of elderly population...

The level and speed of regional economic development are closely intertwined with transportation infrastructure. In the context of limited resources, the mutual adaptation of economy and road construction is crucial for achieving maximum efficiency. To probe into the mutual influence between county economies...

The pandemic covid-19 period has a huge impact on the entire order of human life, this also has an impact on the process of Education and Training of Principals that are usually carried out offline. The headmaster’s education and training in organized in order to provide competency strengthening for...

As typical memory elements, memristor and memcapacitor have attracted much attention. In this work, we investigate the characteristics of the voltage controlled memcapacitor. Furthermore, the memristive circuit which is based on LC contour and consists of memcapacitor and memristor is also researched...

We propose an image dehazing method based on scene segmentation. We divide the hazy image into different parts depending on the scene depth. Then we dehaze the scenes in the same depth .Experimental results show that our method can achieve high color fidelity results. What's more, our results take advantage...

Correlation and convolution are two mathematical operations commonly used in image filtering. This article aims to provide real case analysis to clear the confusions associated with what correlation and convolution essentially are, how to process the boundary points in image processing using correlation...

Tourism traffic forecast is the foundation for the planning and construction of tourism highway and supporting facilities. By analyzing the characteristics of tourism traffic, we divided the tourism traffic into two parts: tourism traffic and background traffic. For tourism traffic forecast, we need...

As maintenance resources have periodicity, namely, rest must be after certain working time, maintenance task usually is pressing, which must be going on without interruption, how to give out maintenance task scheduling plan and rest time of maintenance resources at same time is a problems deserving discussion....

It was the base of the model which accurately determined the relationship of each part of the armament system combat capability simulation model. In this paper, structural equation modeling method (SEM) was used to determine relationships between the various components of the armament combat capability...

This paper mainly aims at the algorithm of scene categorization. Firstly, putting forward by using the edge information of training set image to modela probabilistic generative model, and getingt the shape prior distribution of each scene category by learning, and inferencing to get the boundary distribution...

To solve the problem of multi-missile cooperative control for dynamic networks, a method of dynamic network analysis based on graph theory is proposed, the multi-missile flight states are analyzed with the connectivity of missile network; the variable time is added to the traditional proportional navigation...

Neighborhood algorithm is an important part of 3D SOM algorithm. We proposed three kinds of neighborhood shape and two kinds of neighborhood decay function for three-dimensional self-organizing feature maps (3D SOM) algorithm and applied them to three-dimensional image compression coding. Experimental...

How to keep the water temperature even throughout the bathtub has attracted wide attention. In this paper, two models are established to analyze and discuss this issue. The entire work is composed of the analysis on water temperature distribution throughout the bathtub, the relation between water flow...

With the rapid improvement of productivity and social and economic level, the actual application of computer network and the scope of network information technology are increasing, network security and other related issues have become the current need for us to focus on the object of study. However,...

In order to detect non-cooperative target UAV quickly and accurately, a novel method of UAV detection method based on graph theory and HOG-FLD feature fusion is presented in this paper. In order to avoid the time-consuming full search, the candidate areas of the UAV are obtained through the selective...