Advances in Computer Science Research

The polaron confined in a GaAs film deposited on Al0.3Ga0.7As substrate are investigated by using the framework of the fractional-dimensional space approach. The numerical results for the polaron binding energy and effective mass as functions of the film thickness for different substrate thickness are...

In order to realize the tomato harvest machinery automation, this paper presents a method for automatic recognition of ripe tomato with computer vision. First, the H color component in HSI color space is exploited as the color feature parameter for identification. The RGB tomato image acquired by computer...

The rural areas in China have a relatively low Internet coverage, as a result of which the peasants are ill-informed and short of information products that assist the popularization of agricultural technology. The commercialization of scientific achievements is not effective in the rural areas. To solve...

In traditional host-based mobility management such as MIPv6, mobility node manages the mobility by BU/BA (Binding Update/Binding Acknowledgement). With the development of the mobile network, network-based mobility management such as PMIPv6 is proposed which has been proved more superiority that the host-based...

In order to study and have a deep knowledge of the influence of health education on the high-school students’ physical exercise, this article uses intervention and questionnaire methods to analyze the relationship between health education and physical exercise. By the results of comparison, colleges...

Nowadays, the structure of webpages has gradually become more and more complicated, and the content of webpages has gradually increased. This has caused a lot of useless and even illegal information in webpages. The screening of keywords in webpage information and the evasion of invalid illegal information...

The reasonable estimation of container haulage demand is significant for the container transportation in port cities. Based on the number of container trucks and container throughput from year 2009 to 2015 in Ningbo Port, container haulage demand is predicted using GM(1,1) model, the result is compared...

Margin trading and stock index futures were introduced in China since 2010, and investment institutions began to add shorting mechanism into their portfolios or new products. The development of margin trading provides a hedging strategy, the statistical arbitrage strategy. Before and after margin trading...

Based on Web technology, using Canvas combined with big data technology, data analysis and visualization under the online learning system of ideological and political education in colleges and universities can be realized. At present, in the teaching practice of ideological and political education in...

This paper presents a self-adaptive medical image fusion method based on combining NSCT and Unit-Linking PCNN together. Firstly, for the strictly registered image to be fused, it will be decomposed at different directions and scales by utlizing nonsubsampled Contourlet transform (NSCT) to obtain low...

In order to solve the problem which about the information traceability in the field of automobile wheel, a method of dynamic segment the aluminum wheel images based on rotation histogram is proposed in this paper. And in this way, we can extract the information region from the back cavity of aluminum...

Cotton is the main plant of braided fabric in China, the production of cotton planting is important, but cotton are caused by diseases and insect pests easily in planting, so in the process of farming, some useful information of cotton diseases should be achieved easily and can be analyzed effectively,...

The Clue of this paper is the data of marine environmental early warning service platform, and our research basis includes data classification, database index table, structure design and data consistence. The normalized data which is realized by ETL is ported in automatic drawing template, and use the...

Trellis coded multi-h CPM schemes have been shown in the literature to have attractive power-bandwidth performance at the expense of increased receiver complexity. In this paper, trellis coded multi-h CPM is adopted in the serially concatenated schemes as the inner encoder. With such schemes, interleaving...

The stock market has the characteristics of large fluctuations and high dimensions, and can be regarded as a nonlinear time series system, so the traditional time series method is not applicable. For the study of deep learning methods, this paper proposed a bidirectional long-short term memory (BLSTM)...

Aiming at connecting home appliances, monitoring residential environment and achieving portability, a smart home environmental monitoring platform was designed based on Arduino MCU to monitor residential temperature, humidity and illuminance, by selecting environmental parameter sensors, designing and...

Discourse markers are only a small group of words in English, but the study of discourse markers has become an interdisciplinary and interdisciplinary research. This paper holds that discourse markers play a procedural role in the discourse, reveal the meta-pragmatic awareness of language users, and...

This paper presents a method of automatically generating the Verilog implementation of pipelined micro-processors. Based on the RTL descriptions of instructions, all types of hazards in pipelining are addressed optimally, especially in avoiding redundancy, reducing resource utilization and improving...

There are many kinds of learning resources in the online education platform, but there are still many problems, such as learning resources are difficult to retrieve, search results are redundant, and can only be retrieved by keywords, but lack of semantic support. This paper integrated semantic web into...

With the increasing global demand and expanding application fields of drones, the safety and durability of drones during flight has become particularly important in commercial competition. This study focuses on designing a protective shield specifically tailored for both commercial and personal drone...

Storage reliability refers to the ability of a product to maintain its specified functionality under specified conditions and for a specified storage time. To accurately evaluate the reliability of non-electronic product storage in a warehouse, this paper constructs a non-electronic product storage reliability...

As an important form of internationalization of higher education, international class has trained a large number of excellent international talents in China by the way of Chinese-foreign cooperation in running schools in recent years. However, the differences between foreign teaching methods and domestic...

Archives compilation is an important service of Higher Vocational Colleges archives department. The archives compilation work quality and level directly reflects the archives service quality and scientific level, this work also in spreading and promoting campus culture plays a crucial role in the [1]....

This paper introduces a general model of complex dynamical networks with coupling delays and delays in the dynamical nodes. The synchronization control of the complex dynamical networks with coupling delays and delays in the dynamical nodes has been studied. Via the theory of Lyapunov-Krasovskii stability...

For the issues of feature extraction and scene recognition in the complex wireless transmission channel, this paper presents a feature recognition based on a "fingerprint library" algorithm. The algorithm is fully tap the different scenarios, differentiated features within the different regions of the...

With the deepening of China's foreign reform and opening up and the comprehensive reform of quality education, the construction of professional curriculum system in colleges and universities has also been continuously innovated with the change of the situation. For the construction of Japanese major...

The synchronization of nonlinear-coupled fractional-order Liu systems is verified theoretically and numerically when the sum of the coupling coefficients of systems is . Numerical simulations coincide with the theoretical analysis, and show fractional order and linear matrix influence chaotic synchronization....

Travelling salesman problem (TSP) is a fundamental combinatorial optimization model studied in the operations research community for nearly half a century. It belongs to the class of NP-Complete problems. It has been proved that evolutionary algorithms are effective and efficient, with respect to the...

"Open courses" refers to the network communication courses, which are video courses of excellent university. Teaching management mechanism and teaching mode faced the challenge when a large scale of it appears. Teaching system is imperfect, and teaching mode is not advanced under this condition. The...

In order to judge the causes of China’s short-term capital flow, this paper analyzes the fluctuating trend of the errors and omissions account. It is found that the errors and omissions account is an important indicator to monitor capital flow, especially the short-term capital, and its fluctuating trend...

Taking diphenyl ether (DE) as the reference, this paper has calculated the ground state orbital energy of DE and other 9 para-halogenated diphenyl ethers via the Gaussian 09 software to discuss the molecule activity on the ground state from views of the gain/lost electron abilities and transition. Then,...

For the problems that the current virtual reality engine platform versatility is not strong, and the virtual training system is too complex, virtual operation training system is set up based on the concept of 3D games in the article. The key technology of system implementation was studied, including...

This paper describes component sizing problem of a tram powered by a hybrid system based on fuel cell system (FCS) and a battery pack. The FCS delivers stationary power while the battery provides dynamic power. In this paper, we report on an optimization problem of powertrain parameters for a pre-defined...

Owing to the curse of inflated data and deficient information knowledge, we presented a new approach to construct data warehouse architecture for supporting data analysis and decision making with object-oriented and CWM (Common Warehouse Metamodel) technologies based on comprehensive analysis of current...

The traditional random network coding methods with fixed multicast capacity which is difficult to get with the DTN dynamical features of mobility, intermittent connectivity and dynamic topology. Direct at this problem, a Dynamic Random Network Coding (DRNC) method used in Delay Tolerant Networks (DTN)...

The year 2013 is widely regarded as the Internet financial year in which internet technologies and internet ways of thinking profoundly affected and changed the pattern of traditional financial business. Internet companies, the electricity supplier giants race to get involved in the financial sector,...

Objective To analyze design with the method of semiotics, and to explore the application of design semiotics in Japanese design, so as to analyze the value of Japanese design based on design semiotics and the inspiration for the development of Chinese design. Methods The application of design semiotics...

As products and necessities of human production and life, in the context of rapid economic development and the rapid development of production and manufacturing, the excessive use of products has become the focus of global attention to the destruction of the ecological environment and the waste of resources....

With the continuous development of network technology, the networked seismic surveillance instruments and application services systems are used more and more in seismological industry. It has become an important task to monitor and manage those systems and instruments effectively, and to send failure...

The purpose of this paper is to present an iterative algorithm for system of generalized mixed equilibrium problems in Banach space. We prove convergence theorems of the iterative algorithm for finding a common element of the fixed point set of relatively nonexpansive mappings and the solution set of...

Concentrated solar power is one of the most promising technique for significantly reducing the consumption of fossil fuels. In this paper, a quasi-two-dimensional tracking solar concentrator- module heliostat (M-H) collector and its tracking mechanism are discussed. Comparing to the traditional two-dimensional...

Vector control of permanent magnet synchronous motor drive based on power transform for PMSM model is discussed in this work. Controlling the torque and speed vectors can be used to get precision motor drive efficiency results. The method that has been proposed is based on the class of decomposers the...

The current long-term purchase power optimization, mainly consider the equal completion policy requirements, and do not consider the optimization of power purchasing cost. This paper presents a long-term power purchase optimization method, which uses the electricity purchasing cost as the goal, with...

We investigate product bundling strategy in a distribution channel with a common retailer and two complementary products suppliers. We get the thresholds of bundling effect for bundling strategy in different channel structures, and show that the cooperation of suppliers and retailer will improve the...

Accurate demand forecasting is an important precondition to carry out an active and detailed oriented equipment materials support. Learning and self-adaptive ability of BP-neural networks is used to learn the law of equipment demand, with genetic algorithm combined to improve the convergence speed of...

Sophisticated key management schemes and protocols, whose main objective is to provide secure and reliable communication. But the design of it meets some challenges in wireless sensor networks, whose intrinsic properties make it difficult. In this paper, A lightweight and high security key management...

Analyze the security risks of traditional power mobile operating system, design and implement a more secure access system and analyze the overall structure and function of the secure access system in detail in the Internet plus environment. The system can process two-way certificate authentication, secure...

Break the financing-difficulties has always been the key to the development of small and medium-sized enterprises of science and technology(SMES), so the construction of a targeted credit evaluation model is of great significance to provide data support of financing. The paper proposed a credit evaluation...

Under the new historical conditions, China has entered a "new era". Urban development has gradually changed from an incremental mode to an inventory mode, and urban renewal is becoming the main mode of urban development. Based on the investigation of the basic status quo of crowd structure, public space...

Characterized by big data, artificial intelligence, IOT, automation, the industrial sector's transition to Industry 4.0 is much more than a question of technology. It will affect not only individual corporate strategy but also national economic and employment policy. Cold chain logistics will also witness...

Delay Tolerant Network (DTN) is a kind of wireless network with limited resources and often occurs congestion. The effective cache management can make full use of the network resources and reduce the network congestion. Therefore, aiming at the deficiency of the current research of cache management,...

In Web services environment, high-quality services discovery and selection depend on reliable users with high reputations. However, user reputation is hard to accurately obtain directly. To evaluate the reliability of users, we present user reputation measurement method, named URMM. Based on the historical...

Worldwide, traffic accidents result in fatalities, injuries, and financial losses. Accurate models for predicting accident severity are essential for transportation systems. This study focuses on constructing injury severity classification models using key variables and various machine learning techniques....

Purpose To promote standardized design for the exteriors of sightseeing trains. Methods This study uses Kansei image analysis and the Analytic Hierarchy Process (AHP) to establish a cultural feature database, and applies shape grammar to transform cultural features into design language. Results A design...

With the rapid development of the Internet, as a new discipline Web design is gradually being recognized. Web Design is creative thinking activities of a web designer that artistic planning consciously of objects or constituent elements of the page in accordance with the times, technology and experience...

Aiming at the problem of reducing consumption of asynchronous motor caused by carrier frequency in frequency conversion power supply, starting from the perspective of carrier frequency, through the study of the relationship between the iron loss and the carrier frequency,and using the finite element...

Open innovation is the focus of academic attention. As one type of open innovation, outbound open innovation (OOI) is central to the survival and growth of firms, and ultimately to the health of the economies of which they are part especially in the era of knowledge economy. This study demonstrates the...

Aimed at the same bearing in the same condition will appear different failure modes for single bearing performance degradation evaluation, this paper puts forward a new performance degradation assessment method based on contact stress and deformation , which based on the Hertz's point contact theory...

During the last seven years Samara State Aerospace University performs an educational strategy for engineers and masters programs in aircraft engineering. The goal of the strategy is to formalize procedures and operations within airplane designing activities, in particular, the preliminary airplane design....

Under the new situation of deepening reform and opening up, people attach more importance to sports activities and the construction of stadiums has been developed rapidly. The stadium is one of the most important places where a sporting event or a national movement is held in a region. It is also a place...

the work is dedicated to research in the field of management of socio-economic systems, namely - the identification of statistical groups of respondents-managers by statistical and heuristic methods based on testing knowledge about the factors influencing the increase in productivity. Test were fulfilled...

This paper introduces the 66 kv overhead multi steel tube pole in some of the problems existing in the engineering application, And combined with the design and operation experience, in the steel tube pole selection of design parameters and the steel tube pole design pay attention to two aspects of the...

In this paper, the FT-Raman spectroscopy and artificial neural network were used to quantify the glucose concentration in the whole blood. The quantitative analysis was performed through the artificial neural network (ANN) associated to training set selection strategy method. All analysis was carried...

When the supermarket is seen as the core in the supply chain of fresh agricultural products, the distribution center of supermarket is gradually extended to the upstream and the distribution center for processing raw and fresh agricultural products appears. The logistics system and information platform...

Photovoltaic (PV) power generation generates DC power during operation. When connected to a load or the power grid, it needs to convert electrical energy to facilitate its use. From the development of photovoltaic power generation, the paper analyzes the system composition of photovoltaic power generation,...

Abstract: The current national college speech equipment are carried out in-depth reform, which means pronunciation teaching plays a very important role in language education in College, but in the equipment management process, how to properly maintain and repair to ensure the normal teaching is very...

A fuzzy logic approach was proposed to regulate the number of vehicles entering a freeway entrance point during rush traffic times. The basic structure of a fuzzy logic controller was analyzed and the fuzzy control algorithm was formulated. The membership functions were developed and the fuzzy logic...

Object detection is the core technology of robot environment perception. The introduction of deep learning has significantly enhanced its performance, marking a qualitative leap. This paper systematically reviews the development of object detection algorithm based on CNN. From the early R-CNN to the...

Hierarchical fuzzy sliding-mode decoupling control method is adapted in this paper, and the nonlinear system of a double inverted pendulum is decoupled into several subsystems, an adaptive law based on the Lyapunov function is used to tune the coupling factor of the hierarchical sliding-mode controller,...

In order to understand the relationship between gender and different anxiety dimension of foreign language learning, CET4 total scores and the scores of the three skills (listening, reading and writing), a random sample of 196 sophomores were investigated on each anxiety dimension of foreign language...

This paper uses a university traffic path optimization choice as the research object to analysis the traffic situation. It use the labeling algorithm and the Dijkstra algorithm. The Matlab is used to programme and operate the results. It is mainly solved the problem of optimal route choices and several...

Semantic Web can add explicit semantics to data so that machines can not only simply display these data, but also the machines can understand, process and even integrate them. In recent years, with the comprehensive development of the Linking Open Data (LOD)project and the DBpedia project, Semantic Web...

The paper builds a model of marine fishing vessel early-warning based on principle of Negative selection algorithm of artificial immune system and Fishing Boat Accident Case Library. Firstly, the index weight of model was calculated by using BP neural network algorithm. Then, the model of fishing vessel...

PLC courses require students to have a high practical ability, Students are required to master the basic knowledge of analysis, the design of PLC control system, operation methods to lay a solid foundation for students in the future. However, the main body of the traditional PLC curriculum teaching mode...

In this paper, casing treatment with a bridge structure is numerically investigated to study the mechanism of stall margin improvement. The results show that both the tip leakage flow and separation flow on the suction side of the blade can block the rotor tip passage and thereby lead to stall. Tip leakage...

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

Attribute-based access control scheme ensures that users have legitimate attribute to access the shared data. With attributes unauthorized, users can’t access the data. But if we want a finer control to the data, some users, having attributes satisfied the access control structures within a certain number,...

Based on the study of the principle of intelligent car movement, this paper designs the tracking process, the PID adjustment process, the real-time monitoring process, and displays the simulation interface on the intelligent car software platform. So that the simulation results can be used to determine...

The multidimensional environmental issues arising from climate change, deforestation, and ecosystem degradation necessitate the deployment of sophisticated technology-based solutions for sustainable management of these resources. Here, we propose an AI-based, edge computing-enabled active environmental...

Polymorphic Malware analysis has become a critical problem in Cyber Security and application of Machine Learning to the same is proving to be very useful as traditional signature based methods are failing. The malware is evolving continuously, so the machine learning algorithms being used should be good...

In the era of Industrial Revolution 4.0, the revolution of Internet of Things (IoT) is massively evolving in bringing new themes into life. This area involves intelligent transportation, smart housing, smart mobility, and smart health. The development of smart cities is being powered by this transition,...

Based on the relevant provincial data of China from 2011 to 2020, the Granger causality test is used to verify that economic growth is the one-way Granger reason to promote the development of digital inclusive finance. Further, the quantile regression of panel data is used to analyze the impact of economic...

In order to avoid the mutual interference between UWB system and narrowband communication system, the ultra wide band antenna with notch characteristic on diamond shaped patch antenna is improved. The coplanar wave guide (CPW) feed structure and a larger groove rectangle etching on the ground and rhombus...

Three-phase asynchronous motor has been widely used in industrial automation fields for the advantages of simple structure, reliable operation,and convenient use, etc, In this article, first of all, the mechanical properties of three-phase asynchronous motor are analyzed. On this basis, fault detection...

Hermeneutics, as a methodological doctrine for understanding and interpreting, does not undoubtedly deepen the understanding of the translator's subjective competence for the interaction of language and culture that has always emphasized objectivity. This paper is to take the hermeneutics as the theoretical...

Dynamic bandwidth allocation (DBA) algorithm for the passive optical networks (PON) is a key issue for network planner. There are always various constraints during the bandwidth allocation process, so that it can be regarded as a multi-object mathematic problem. In this paper, we have proposed a novel...

An asynchronous motor model in MATLAB/Simulink was selected as the simulation model of high-power, high-voltage (HP HV) motors for its structural suitability. The required electrical parameters of the model (i.e. simulation parameters) were then identified by an appropriate method. Based on the obtained...

This paper analyzes the limitation of classic Kalecki theory based on globalization and financial liberalization so as to study whether FDI’s investment profits outflow will make host countries’ current account of BOP deficit, and find that the conclusions of Kalecki theory will be inaccurate as long...

In this manuscript, we study about dielectric properties of major tissues in the breast within the UWB allocated frequency band. Some tissues mimicking phantoms have been designed and measured using slub-line tool system. The results obtained show good representation for both normal and malignant breast...

This paper analyzes the key technologies of building mobile platform for independent learning, constructs an independent platform based on Android, and discusses the main functional module and implementation. Experimental research shows that students can study and exchange anytime and anywhere through...

In recent years, the number of motor vehicles in China has grown rapidly, and the contradiction between supply and demand of vehicles and roads has become more apparent. The problem of urban traffic congestion has become increasingly prominent, and the mechanism of congestion resolution has emerged....

Self-talk has been proved to be effective in improving sports performance. However, it is unclear whether self-talk overcomes choking under pressure and promotes performance in real competitions. Furthermore, it needs to be investigated that which type of self-talk should be used in real competitions....

With the shipping industry’s transition towards intelligence and green development, the current undergraduate teaching in marine engineering is facing four core challenges: outdated teaching content that lags behind equipment development, monotonous teaching methods that stifle innovation capabilities,...

With the progress and development of modern science and technology, people’s productivity and work efficiency in agriculture has been constantly improving. One reason for this is the use of drones. Over the years, people have been optimizing the various structures of drones to ensure that they can better...

Solve the problem that the accuracy of scoring prediction is not high due to insufficient learning of the features of two graph data (user social graph and user item graph) in the social recommendation system (GraphRec), and improve the accuracy of the social recommendation system. In this paper, the...

A novel algorithm for image fusion based on improved Radial Basis Function named Compactly Supported Radial Basis Function (CSRBF) and fast partition interpolation is proposed. Empirical mode decomposition (EMD) construct the implicit surface for approximating the 3D points set by using RBF for reconstructing...

The pneumatic elastic model establishing and analysis of the high-aspect-ratio composite wing is an important task for the long-endurance aircraft’s design. The pneumatic elastic analysis theory and fluid-structure interaction(FSI) analysis method are applied in this paper to establish the structured...

Network develops rapidly these years along with the continuous development of network technology revolution. The network nascent product "WeChat" rises to fame quickly in cyberspace, and businesses discover a new way of marketing in the internet "tide player" - Wechat marketing. Wechat marketing is an...

The phone 3D animation generated automatically system is to achieve the goal that users sent the information to the server. After a serial of process information extracting, plot planning and scenario planning. The system would finally generate and send a video animation which is related to the information...

The existing equipment materials support mode has many shortages under the new situation in the aspects of resources configure, inter-profession cooperation, information sharing, etc. Therefore, a new support mode, an acquisition and supply information system and the corresponding supporting process...