Advances in Computer Science Research

This paper investigates the energy efficiency of sensing based spectrum sharing in cognitive radio network, where a secondary network can utilizes the primary network based the results of spectrum sensing. In the conventional sensing model, primary user is considered to remain active or inactive during...

Foreign direct investment (FDI) is an important driving force of economic globalization, and with transfer of FDI in international industry; it has important influence on national industrial structure adjustment (ISA). We revolve around FDI and theme of China's IS adjustment, reviewing, analyzing and...

Aiming at the forming speed of sheet metal, this paper discusses the influence of technological parameters on the quality of the rocket frame. Using 3D software SolidWorks to establish the geometric model of the plate and the upper and lower rolls required in the cold roll forming process, and introduced...

With the rapid development of computer information technology, the number of computers and application systems in enterprise networks gradually increases, and the security threats enterprise networks face become more and more prominent. This paper explains the hidden dangers and problems the information...

Informatization is promoting China's development of economic. As an independent economic supervision activity, social audit is also affected by informationization. It has played a catalytic role on the sound development of social audits to research on the informatization impact of social auditing. This...

With the rapid development of automobile industry and economy, the randomness of traffic flow characteristics such as vehicle speed and vehicle weight acting on the bridge is more and more obvious. However, the previous studies are based on determination of traffic flow, so fatigue, deflection and other...

Intelligent Tutoring System (ITS) is an electronic tutorial that has intelligence for adapting learning materials. It adjusts the contents of learning materials depending on the users’ requirements. This research developed an ITS for Object Oriented Programming course that is based on Bayesian Network...

The study explores the burgeoning field of “AI in public health education” using data from the Scopus database spanning 2013 to 2023. Through a comprehensive bibliometric analysis, we examined 3404 documents across 1149 sources, identifying key trends, subject areas, and leading institutions. Our methods...

The era of big data, more and more huge amounts of data, the value of data is becoming more and higher. The loss of any data will give users bring huge losses. So the enterprise internal email system security is paid attention to by the large number of enterprise managers. This article focuses on the...

The BOPPPS model consists of six elements, including bridge in, learning objective, pre-test, participatory learning, post-assessment and summary. For the implementation of BOPPPS model can have a better teaching effect, authors suggested that pay attention to after class, flexible use of various teaching...

Optimization and upgrading of industrial structure, for a country or region's economic development, social progress, the promotion of regional economic competitiveness and economic and social sustainable development, has a very important practical significance. Optimization and upgrading of industrial...

Nowadays, Semi-custom design based on the standard cells is the mainstream design method for digital IC chip. In this thesis, the standard cell library is built and verified based on the SMIC 130nm technology, especially the optimization of a 1-bit full adder cell, during which the structure and layout...

In this paper, a novel configuration optimization method is proposed for reconfigurable manipulator. The optimize configuration of reconfigurable manipulator is proposed by using the genetic algorithm and the Dijkstra algorithm. Considering both minimum task execution time and minimum energy consumption,...

This article describes non-lethal weapons and expatiates the research work and results of the reluctance electromagnetic launcher by the researchers at home and abroad. And predicts the development trend and application prospect of the reluctance electromagnetic gun.

This paper presents an efficient way to read a single binary pulse curve, which can be used to process paper pulse graphs to achieve the digitized form. For a single binary pulse curve, the single-valued pulse curve data can be obtained by the special designed reading algorithm for a multi-valued curve,...

Precise timing is an extremely important part in the cache timing attack. We usually use the time stamp counter (TSC) to timing the cache access on the x86 platform. To overcome the differences between the ARM platform and x86 platform, we show in this paper about how to implement precise cache timing...

In order to quickly understand the content of sign language video, the theme of handshake language, and facilitate the efficient management and retrieval of sign language corpus, the annotation corpus in the parallel corpus of the text first maps all words to one using the word2vec model based on deep...

In recent years, with the rapid development of the electric vehicle market, the number of waste lithium ion battery has also risen rapidly. The waste lithium ion power battery contains a lot of toxic and harmful substances, so it is of great significance to recycle and harmless treatment. This paper...

Milk powder industry is an important part of the national economy, a more direct impact on national health and family well-being. This paper summarizes the market situation of China in recent years, combs the dairy policy in recent years, analyzes the industry trend after the New Deal, and puts forward...

Code retrieval is a widely used technique that can search for the most relevant code fragments based on developers’ natural language queries. Most of the existing work feeds the whole code directly into the deep learning model for training, and does not effectively utilize auxiliary information such...

A PV/T system based on windows is designed and fabricated to investigate the performance of PV/T system and the influence on the energy saving effect in Nanjing. A water-cooling device is installed behind the PV cells to improve the power generation efficiency and its cooling effect is better than air-cooling....

With the improvement of living standards, citizens gradually require the improvement of residential standards. People Not only intend to enhance the residential environment, at the same time, also pay more attention to ecological and environmental protection. In this paper, it is to study the ecological...

In a hostile environment, it is important for avoiding the threat of ground radar and ground air defense missile. So, in the airlines planning process these are some factors to be studied carefully, such as the terrain, ground radar and anti-aircraft missiles and other factors. Firstly, it is important...

The design and implementation method of large mass information management system is researched, and the efficiency of information management is improved. In the design process of large mass information management system, a design method of the information management system is proposed based on weak clustering...

According to national standards, this paper analyzes, with the help of XBRL, the electronic means of disclosing corporate social responsibility information and designs applicable conversion tools, which try to explore such a means of low cost and high efficiency. And this approach will facilitate the...

The method of extracting the dimension information of design drawing through AutoCAD ActiveX Automation technology is described. The additional information of cable bundle is saved and required in the way of banding extended data, and the cable length is calculated automatically using recursive algorithm....

This paper presents a real-time calibration algorithm for tri-axial magnetometer. A non-linear state space model for calibration related parameters is derived by the invariance norm of local geomagnetic field, and cubature Kalman filter (CKF) is used to estimate calibrating parameters in sequential manner,...

ATLAS(A Toroidal LHC ApparatuS) is one particle detector at the large hadron collide (LHC), which is the world's largest and most powerful particle accelerator at the EUropean Organization For Nuclear Research(CERN) in Switzerland. ATLAS is intended to be a general-purpose detector, rather than focusing...

This paper designs a indoor environmental quality monitoring system, in which indoor environment parameters, such as temperature, humidity and PM2.5 density can be gathered, transmitted and displayed. Arduino, a open-source hardware and software platforms, is used to access sensors. With the help of...

As the acceleration of the process of localization, hardware qualification becomes more and more important for digital control system. This paper states the advantages of digital control system and importance of qualification. It summarizes the contents of qualification test. Based on virtual instrument,...

To realize the optimal operation of modern power systems, optimal power flow (OPF) serve as the core mathematical model. Due to the nonlinear and nonconvex nature of AC power flow, the solving method of OPF is always attracting ever since its birth. With the development of modern convex optimization...

Some methods used to evaluate the jamming effect of common radar are unsuitable to ISAR because of its new work system. By comparing the change of image kurtosis, a novel evaluation method of jamming effect on ISAR Based on the kurtosis is presented in the paper, which can reflect the impact on the target...

Apriori and its improved algorithms can be generally classified into two kinds: SQL-based and on memory-based. In order to improve association rule mining efficiency, after analyzing the efficiency bottlenecks in some algorithms of the second class, an improved efficient algorithm for Python language...

This paper analyzes the key technology of smart antenna – the theories of beamforming and the definition of beamforming graph, and discussed how to realize the best beamformer through matrix theories. And through simulation on MATLAB, achieve the adaptive beamforming of antenna array.

Based on the financial data of listed companies in 2011 —— 2022, the paper uses the bidirectional fixed effect panel data model to empirically study the impact of new quality productivity on the high-quality development of enterprises. Research found that improving the level of new quality productivity...

Predicting stock prices is a persistent challenge in financial markets. The time series data is intricate and non-linear, and market regimes are highly volatile. Traditional statistical models often struggle to capture the dynamic patterns in stock prices, while deep learning methods face difficulties...

This research investigates the effectiveness of various preprocessing methods and parameters on Acoustic Scene Classification (ASC) using the K-means clustering algorithm. Utilizing the ESC-50 dataset, a combination of Principal Component Analysis (PCA) and StandardScaler was employed for preprocessing....

Starting from quality data of spacecraft development, the present study revolves around quality data collection, quality control over the production process, and quality data exploration in the production process to explore how data lake technology, digital twin technology, big data, and artificial intelligence...

A Mixed Integer Linear Programming (MILP) model for Non-strict Uncapacitated Multi-allocation p-hub Median Problem (NSUMApHUMP) is established. Applied genetic algorithm to the hub and spoke locations to minimize the total costs of airline network. Exact solutions of the model are obtained by encoding...

This paper mainly explores parallel interference cancellation and decoding (PIC/decoding) algorithm for convolutionally coded DS-CDMA systems. A new joint PIC/decoding scheme is proposed and analylized, respectively. The proposed scheme is numerically simulated, and compared with other PIC/decoding algorithm...

Studies have shown: Although development and great achievements have been made in the student sunlight sports in China, there are still many matters of principle which must pay more attention to and improve, such as: the understanding is not clear, the connotation is not grasped accurate, paying much...

In this paper, the methods of population prediction are analyzed and studied. Considering the limitation of using the grey model and BP neural network, we established a new combination prediction model based on the two intelligent algorithms. First, the grey model and BP neural network were used to do...

With the power system to achieve "plant network separation", soft switching technology in the application of power plants more and more attention. At present, part of the power grid, transmission network equipment, fiber optic cable prices cheaper, more and more wide transmission bandwidth. For power...

The case cancellation in the operating room can cause multi-faceted troubles, so it is difficult for the operating room manager to detect potential cancelled cases. The objective of this study is to build classification models like Decision Tree and Bayes Network to assist the operating room manager...

On the process of target ballistic missile (BM) recognition, in other to solve the problem of multi-sensor system is easy to conflict when transmitting date, and the problem that the conflicting evidence and unconflicting evidence integration together on existing D-S improved algorithm, this paper put...

Particle Modeling is a frequently used technique for fluid simulation. Different kinds of implementations of such simulations have been presented in the last decades. In order to achieve good results as to accuracy and computing performance, one has to find appropriate formulas and parameters for the...

Based on the data collected from the questionnaire survey, this paper analyzes the current situation of the use of rechargeable treasure of the university students in the capital, and then obtains the characteristics of the usage of the charging treasure of the university students. Then, the paper analyzes...

In this article, we investigate the inverse of the sevendiagonal matrix. Under certain conditions, the efficient algorithm which is suitable for implementation using computer algebra systems, is proposed. Also, the inverse of an anti-sevendiagonal matrix is obtained based on the special relation between...

Big data is the source of creative thinking, broad cognition and creation of new values. The technology revolution makes us living in the age surrounded by the explosion of geometric level data, the era of big data. Promoting the reform of college English, college English teaching has an urge to set...

In order to shorten the test period of spaceflight articles at the launch site and improve facility utilization and launch rate, the paper proposes our research about test process model and optimization framework. The approach overlays test activity on activity-on-arrow for network schedule. The test...

On holidays, tourism will face some problems that are not usually available, such as rising costs, traffic congestion, crowded population and so on. Therefore, the choice of tourist destination will be different from that in ordinarytimes. The data used in this paper comes from CEPS and has high authority....

It's extremely important to screen key variables from high-dimesional electricity data that contains many predic- tors and presents multi-collinearity. In this paper, sparse partial least-squares regression(SPLS) is employed to investigate the electricity consumption from Yunnan province of China. SPLS...

Information and Communication Technologies (ICT) have been ascribed an important role for decreasing energy use and mitigating greenhouse gas (GHG) emissions in urban areas. Through automation, dematerialisation, persuasion and soft transformation ICT holds the potential of making urban life more sustainable,...

It is an effective method to measure the height using a barometric altimeter, but there exists larger noise defect. In this paper, the height measurement system is designed by using the barometric pressure sensor, and the cause of noise is analyzed. In order to suppress the noise, the method of recursive...

The vanadium redox flow battery is an electrochemical storage system which allows energy to be stored in two solutions containing different redox couples. Unlike commercially available batteries, all vanadium redox flow batteries have unique configurations, determined by the size of the electrolyte tanks....

How to analyze the spatial location relevant data from the Internet efficiently is one of the most important of the work in the software systems field, which is one of the important directions. For many years, researchers have provided lots of analysis methods, but most of them are for ordinary data,...

To solve the problem that it is difficult to capture the weak GPS signal, an improved wavelet noise reduction algorithm is proposed. By integrating correlation integral differential accumulation method, wavelet decomposition and signal reconstruction, the algorithm can improve the signal-to-noise ratio...

Five development concepts, including innovation, coordination, green, open, sharing, are proposed on the party's the fifth Plenary Session of the 18th CPC Central Conference. Central finance and economics leading group proposed to focus on strengthening the supply side structural reforms, to improve...

In recent years, 3D printing technology has been used in all walks of life because of the rapid development of 3D printing technology. Due to the pursuit of personalization, color 3D printing technology has developed rapidly since its appearance. This paper first summarizes the research development and...

The industrial frequency voltage regulator is used for the traditional filament power of electron beam melting furnace, it cannot realize the filament current closed-loop adjustment. To solve these problems, a 20A/300W filament power of electron beam melting furnace based on TMS320F28035 is designed...

Lagrangian Rate Distortion Optimization (RDO) is widely employed in modern video encoders such as H.264/AVC and H.264/AVC for mode decision. During the RDO process the distortion and bit rate of each mode has to be estimated and more an accurate estimation leads to better optimized decisions. This paper...

The Three Knife Marks of Chinese Buddhism statues came from a sacred event of statues in Chinese Southern and Northern Dynasties period, which told us that Guanyin undertook the sufferings for human, thus left three wounds, so called the Three Knife Marks. This paper holds that the sacred marks actually...

The betweenness center algorithm, which relies on the global network topology, can effectively identify the key nodes of the network.In the existing algorithm for accurately calculating betweenness centrality, the algorithm proposed by Ulrik brands based on the backtracking of graph is recognized as...

In order to solve the problem of inconvenience of delivery and delivery of express delivery in today's society, this paper puts forward the design of intelligent express box system, which has the functions of positioning, intelligent lock, real-time monitoring, logistics tracking and so on. Location...

Human Activity monitoring has become increasingly important and has the potential to support a wide area of applications including elder care, well-being management, fitness tracking and building surveillance. Traditional approaches involve wearable sensors and specialized hardware installations. Compared...

Mathematical modeling is the bridge using mathematics to solve practical problems. In recent years, colleges are actively exploring effective measures to deepen the reform of College Mathematics Education. At the same time, more attention is paid to cultivating college students' innovation ability of...

Significant improvements have appeared in breast cancer detection by using machine learning (ML) as well as deep learning (DL) technologies. They are very useful in enhancing the efficiency, accuracy and accessibility of breast cancer detection. Various machine learning models, including support vector...

Inspired by the biological process of "shark foraging", this paper proposes a novel greedy routing algorithm based on the "odor diffusion mechanism" and "shark greedy foraging mechanism". The algorithm doesn't need the location information, and it can transmit packets to the target node quickly, which...

the information system is built up in a modern way, integrated with people, data and information technology. The successful implementation of information systems is very important to the effectively usage of information system. This paper focused on the adoption of information systems, firstly explained...

Steel ball riveting mainly functions to attach sockets for hand tools. The connectivity between sockets and accessories is directly linked to how tight the steel balls are riveted: if too tight, then it will be difficult to change the accessories or they will even jam; otherwise, they will loosen themselves...

Nowadays, airlines are committed to minimize inconvenience in security while maximize security for passengers. In this paper we develop a convenient security engineering model to identify bottleneck in security, proposing proposals to improve to great extent from perspective of optimization of checkpoint...

A method of constructing a group decision matrix based on OWA operator is proposed for the construction method of the group decision matrix research. In this method, the OWA operator is used to aggregate the expert's decision matrix into the initial group decision matrix, then the degree of deviation...

Polling systems in wireless computer networks review is provided. Classifications are offered for queuing system types, queuing disciplines, and application service disciplines. The results of a comparative analysis of various polling systems on mathematical models and recommendations for their application...

As the core carrier of information acquisition, distribution, transmission and application in the future, Space-Ground Integrated Information Network SGIIN will play a very important role in the development of national economy and society. Operation environment and the diversity application of SGIIN...

This paper proposes a guiding tool for companies to write social responsibility report by developing an applicable writing system based on analysis of its functional requirements, writing indicators and roles. The system’s operation and results concerned will be demonstrated as well.

This paper presents a novel visual saliency guided high resolution remote sensing image change detection (CD) algorithm. This approach is based on closed-loop process made up of the three procedures. (1) Generating the difference image as the foundation for further processing; (2) Use the modified saliency...

In this paper, we conduct review and research on the current discipline competition based education mode for college students under the Internet plus background. Since the popularization of higher education entered the stage, a lot of undergraduate course colleges and universities to establish the talents...

For the identification of mass parameter of non-cooperative space target in on-orbit servicing missions, a method of mass identification based on vibration characteristic of the flexible-joint manipulator is proposed. Firstly, the flexible-joint manipulator captures non-cooperative target. Then, the...

Short term load forecasting is very essential to the operation of electricity companies. In this paper, we propose a new method for short term load forecasting trained by PSO and Core Vector Regression (CVR). The CVR algorithm extend Core Vector Machine algorithm to the regression setting by generalizing...

Holography can display the perspective and depth as a real object, as an ideal three-dimensional display method. As the holography is based on the principle of reestablishing three-dimensional information of an object or a scene by means of optical interference record and diffraction reappearance, the...

HCI and Ubicomp research often centres around the support of humans interacting with digital technology. Despite this obvious focus, there seems to be less work on understanding how these digital technologies can lead to growth in use, dependence, and influence practices in everyday life. In this paper...

In this paper, we propose a novel compressive image fusion method based on multi-objective particle swarm optimization. In compressive image fusion, the challenge is to choose proper fusion parameter, particle swarm optimization who is a based stochastic optimization technique can solve the challenge....

In this paper, we focused on the competing endogenous RNA (ceRNA) of lncRNA-mRNA-miRNA regulatory network and the target mRNAs as biomarker predicting progression of acute lymphoblastic leukemia (ALL) based on the Therapeutically Applicable Research to Generate Effective Treatment (TARGET) database....

With the increasing of students in colleges and universities, the laboratory need to face more and more students in different speciality and different administrative levels, that make the laboratory management work to become more and more complex. In order to reduce the management workload of laboratory,...

Fuzzy control theory is a kind of advanced control strategy based on fuzzy mathematics, language rule representation and advanced computer technology. This paper mainly introduces how to use ultrasonic sensor as the measurement variable delivery unit, and the fuzzy controller as the control unit to realize...

The purpose of this paper is to design a voice operated switch which is widely used in smart home. The core control part of the voice intelligent switch is the single chip microcomputer(SCM). By processing the information collected by the voice chip, it controls the lighting of the home and the opening...

Roundabouts play a crucial role, especially in the moderately populated areas and places which are largely residential and are in the vicinity of schools where traffic lights are not in place. Though roundabouts can significantly solve the congestion problem on intersection roads, the mobility and time...

Both candidates and recruiters now face difficulties and uncertainty due to the growing volume and complexity of information in resumes. As they may showcase their abilities and qualities to prospective companies, resumes are vital for recruiters and students seeking employment prospects. Numerous professions...

In recent years, the rise of blockchain technology has sparked significant interest in both cybersecurity and financial investment sectors. Blockchains, categorized into permissioned and permissionless types based on their unique attributes, have shown varied applications. Notably, permissioned blockchains...

Recently the construction of campus culture in college is gradually transforming to digital information technology. This work conducts a literature study on the current situation of college social media and analyzes the application and value of human-centered principles in college social apps. Through...

Currently big data is becoming the worldwide focus of attention, and using machine learning techniques to obtain valuable information from the massive data of complex structures has become a common concern yet an urgent problem. This paper analyzes and summarizes the present machine learning evaluation...

With the traditional framework design methods to design web, resulting in large limitations, time-consuming and other issues, for such problems, this paper presents the design and implementation method of a web based on Laravel framework, Laravel make the development process is standardized, processing...

Chinese Basketball Association is the highest level basketball association in China. Through several seasons' practice and exploration, while encouraging achievements are made, we also face a lot of problems to be solved in the development. In the tide of globalization, in the current macro-historical...

China's Beidou satellite navigation system has completed the regional network in Asia Pacific, and successfully applied in surveying and mapping, telecommunications, transportation, disaster relief and public safety and other areas, resulting in significant economic and social benefits. With the wide...

Government network security issues have become increasingly prominent. In this paper, after analyzing the existing government network security system of Yunhe county government network, we pointed out that the threats to the status quo of the government network security. And then we proposed specific...

When the enterprise received the service request from the customer, firstly it will collect the maintenance services at the same time for generating the task list, and then match the right person to perform the task to meet custom needs. Therefore, it is a key issue for the enterprise how to select maintenance...

In view of the problem that the increasing complexity and storage capacity about current flight parameters, proposed a design program of analog data acquisition and storage system about airborne flight data recorder based on STM32. Adopting STM32F103ZET6 as the master controller to c analog and store...

Based on the approximating ideal solution ordering method and intuitionistic fuzzy set and decision theory, this paper discusses the method of determining the intuitionistic fuzzy weight in pavement performance evaluation, and constructs a road performance coupling evaluation model which can comprehensively...

The algorithm herein adopts density-based method and max-min distance method to define initial clustering center to eliminate the need for defining clustering center in advance in k-means algorithm, and normalize the data set to reduce the influence of fluctuation of attribute value for each dimension...

The positive self-transformation audiences experience after viewing war-themed statues constitutes a vital manifestation of heritage’s social value, necessitating design-oriented strategies to optimize this outcome. Grounded in cognitive appraisal theory, this study employs structural equation modeling...