Advances in Computer Science Research

In the paper, it proposed a image steganalysis method using wavelet packet decomposition. First, it decomposed the image using wavelet packet decomposition. Second, it extracted the higher-order statistics of its wavelet packet subbands as features. The experiments on F5 and MB steganography showed the...

For small and medium enterprises (SMEs), tools for recording and managing company finances are critically needed. Many of these SMEs have not been successful in improving their business performance, partly because of their inability to manage their business resources. So if there is a freeware licensed...

Blockchain possesses potentially transformative benefits could be a solution to bring transparency, security and citizen empowerment in an age of information when this data is prone to be manipulated and pirated. This paper explores decentralized blockchain empowered citizen participation architectures...

In this paper, the online analysis framework based on cloud computing is presented, and the numerical calculation types of the power system is summarized. A collaborative computing model is presented on the basis of the analysis and comparison of parallel computing model and distributed computing model....

In the new era, the importance of knowledge can be imagined, and in order to face challenged brought by the era of knowledge economy, special requirements are proposed to colleges and universities. First of all, colleges and universities should have a clear goal in education and pay attention to cultivating...

Optical side channel attack is a new kind of method against cipher chips, such as singlechips implementing public cryptographic algorithms. Two kind of optical side channel attacks, active and passive attacks, are presented in this paper. First, we implemented optical fault injection attacks against...

We get a lot of data from Light weapons testing, such as the data of dispersion and intensive inspection. It is necessary to distinguish the suspicious data to ensure the result of the examination. This essay introduces some criterions about how to judge the outlier in small sample from normal populations,...

Automatic clutch is on the basis of original car cancelled the clutch pedal, increased the electronic control unit. Without stepping on the clutch pedal when realize shift, it reduces the difficulty of the operation. Automatic clutch control system (ACS) with brushless DC motor is designed; this system...

Insects, due to their diversity, are the largest group of creature on earth, many of which are yet to be discovered right now. As the photographic hardware develops and gets pervasive rapidly, insect images or pictures have become an important approach for insect researchers to conduct scientific study....

in order to make up for sensor nodes’ death effectively, this paper studies a kind of artificial fish algorithm (AFSA) improved by genetic algorithm (GA) to optimize the project of mobile sensor nodes Scheduling and the coverage of Wireless Sensor Networks (WSN) and energy consumption will be as the...

How to evaluate an operator (or its operations) reasonably is a very important and practical issue. However, many evaluation methods may work as a kind of post-hoc analysis and lack of interaction with the operator. In this paper, we proposed an interactive online evaluation approach that is based on...

Based on the quantitative definition of sustainable development, comprehensive evaluation method is used to estimate the level of a country's sustainable development. The indices chosen under four principles are divided into positive and negative indices after deliberate consideration. AHP is implied...

The rapid development of modern information technology to drive the development of sensor technology has become one of the pillars of modern information technology development. The reliability of the sensors as sensor applications in various industries is more and more attention. Therefore, sensor fault...

In order to deal with low efficiency and accuracy of detection caused by the improper selection of Xgboost parameters in Android malware detection. In this paper, we introduce Ant Colony Optimization (ACO) into Xgboost parameters optimization and propose an approach based on ACO optimize Xgboost parameters...

On the basis of accurately considering axial extension and the first-order transverse shearing, geometrically nonlinear governing equations for composite sandwich beams with elastic support, subjected to thermal loads, are formulated. By using a shooting method, the two-point boundary value problem for...

The objective of this paper is to test the applicability of arbitrage pricing theory specifically for the performance of the SSE 50 Index composite stocks listed on China's Shanghai Stock Market. Two groups of the SSE 50 Index stocks have been selected and tested. Principal component analysis is used...

In the micro electro-mechanical system, the electrostatic coupling of the micro-beam at both ends is often used as the driving structure, so it is very important to study the static analysis of the micro-beam structure. The relationship between the geometric structure parameters and the maximum deflection...

Flame region judgment is an important part of fire detection system; meanwhile the flame of intelligent monitoring system also has important practical significance to national fire control safety. Therefore, this article puts forward the flame image segmentation method based on gray level bit plane....

While solving applied tasks for domain with complicated structure, researchers have to use ontologies and knowledge of different chapter of such domain. Hense, there is a nessesity of the computer systems that would integrate the knowledge of different domains and their ontologies. As a scientific domain...

Combined Cycle Power Plant (CCPP) operation in power systems is characterized by the necessity of having a lot of shutdowns with subsequent start-ups from various thermal states. CCPP start-up assignment schedules from various thermal states are developed on the base of the start-ups modes cycling analysis....

With the development of vehicle market, it brings higher quality of life to consumers and countless profits to enterprises. At the same time, the growing severe environmental problems require reform in the automobile industry and all the signs indicate that new energy vehicle is the most feasible solution....

With the acceleration of urbanization process, the difficulty of building firefighting has greatly increased due to the complex structure and huge space in the building. When the fire occurs, both the fire position and the development trend of the disaster have a strong randomness, it is very important...

In this paper, the application of Multisim in electronic design is studied through examples, and the specific steps of simulation analysis are discussed. The experimental results show that the traditional design method combined with the current EDA technology will form a newer electronic design method,...

With the popularity of computer and internet, cybercrime is rampant. However, the characteristics of internet making it more difficult to monitor the cybercrime, such as openness anonymity high speed and across localization. In this paper, we propose a new method to prevent cybercrime. Critical Information...

This paper is going to carry out a preliminary discussion on the cultivating system for full-time postgraduate veterinary from the perspectives of optimizing training plan, changing education methods, highlighting tutor selection as well as comprehensively regulating education process management based...

In this study, an intelligent system specifically tailored for the meticulous task of identifying and categorizing chromosomes in the context of karyotyping, a critical process in genetics and medical diagnosis. To achieve, this project leveraged the capabilities of the YOLO (You Only Look Once) object...

Microblog sentiment analysis aims at mining the opinions and views of Internet users on specific events, which is an important content of network public opinion monitoring. The current microblog sentiment analysis generally selects the BERT model proposed by Google, which has no targeted improvement...

Based on the data of GF-2 remote sensing images and GIS, this paper mainly constructs the model of regional security situation. Through the data preprocessing with the remote sensing image processing software, on the basis of the extraction of the information of vegetation, road, and water and housing...

Modern applications, especially I/O-bound workload such as Online Transaction Processing(OLTP) often suffer from the performance gap between processor and I/O devices. Too much time is wasted waiting for the I/O operations. And there seems little evidence that the gap will stop widening in the near future....

Poly-olefin as drag reduce agent lost most of drag reduction capacity by shear degradation. The surfactant also was used as DRA, known to possess drag reduction and shear stability as formed reversible micelles. Combining poly -olefin and surfactant, the potential of surfactant as DRA anti-shear additives...

The resource and especially the node energy of the wireless sensor network are limited. It can effectively prolong the lifetime of the wireless sensor network by reducing the energy consumption in the process of information collection and transmission as much as possible. Hereby a routing protocol improved...

Ocean shipping plays an important role in promoting the economic development of China. This paper systematically analyzes the development opportunities that the "One Belt and One Road" strategy brings to the three major port groups of China, and points out that the port groups should incorporate their...

In intelligent medical systems traditional logical-and-linguistic models do not provide a comparison between expert cognitive performance and in linguistic form of display holistic visual images of the disease in knowledge base. Possible decision may be to build a hybrids linguistic and image frame or...

In this paper, reform attempts in the aspects of basic theory, experiment simulation and engineering practice are carried out in order to resolve the practical problems in the course "digital signal processing" teaching process. Reforms are focused ones sential training, and deeply analyze the classic...

The analysis of electromagnetic scattering characteristics of the static target after years of development has formed a mature and complete system, the electromagnetic scattering characteristics of target motion analysis in the last few years has become a hot and difficult problem for researchers and...

To explore the impacting factors of dietary structure of urban residents in Beijing and Heilongjiang provinces in China. This paper initially selected nine influencing factors to establish multiple regression models. According to the correlation analysis between the variables and their economic significance,...

The cloud data center for aerospace trial mission must be high-performance, high stability, high security and scalable computer network architecture, In order to support the need for continuous updating, upgrading and development in the future, and ensure the smooth implementation of the aerospace test...

This study explores the intersection of traditional theater and digital technologies through a dialectical lens. It applies Brechtian estrangement and Baudrillard’s hyperreality to show how virtual production reshapes the theatrical experience while retaining cultural aesthetics. The digital theater...

Welding defect detection is a crucial step in ensuring the safety of industrial manufacturing. The traditional manual visual detection and radiographic detection methods have low efficiency, high costs, and poor adaptability, which make it challenging to meet the needs of large-scale manufacturing. With...

With the constant progress of economic globalization, the internationalization of education has become a trend. In such context, the colleges shall first understand the essence of the higher education internalization and the current status of the advanced education in our country before they make correct...

This paper presents an efficient compression algorithm based on distributed source coding. The proposed algorithm employs a block-based quantizer followed by distributed lossless coding. First, a bit-rate allocation algorithm is used to assign the rational bit-rate for each block. Subsequently, the multi-linear...

During the rapid development of the network, this is very important that the system is security.we should will be thinking about the problem ,it is the system's first line of security . How do we protect and build it? In this paper, we introduce about Kerberos authentication and certification process;...

The e-commerce of agricultural products in the country to create a background of Internet plus, a new circulation mode of agricultural products conform to the trend of the development of. Based on the current situation of the development of agricultural products in Gansu province e-commerce as the breakthrough...

With the development of science and evolution of society, the structure of a system becomes more and more complicated. There is an increasing need for the research, development and application of complex systems. Based on the brief introduction to the significance of T&E, the relationship between T&E...

In order to improve the efficiency of certificate-based signature scheme, a new certificate-based signature scheme based on cubic residue is proposed. The scheme does not need any bilinear pairing computation which is known to be difficult to computation. The scheme is secure against existing forgery...

The transmitter of multicarrier faster-than-Nyquist Signaling is a promising direction. In this paper, the bit and power allocation problem is discussed for the multicarrier FTN environment, with the aim to maximum mutual information while guarantee the practicality. An improved spectral shaping scheme...

Big data brings the information storm transforming on our daily life and work mode ,the way of thinking big data era arrival is facing many opportunities and challenges to the ideological and political education in Colleges and universities. Based on the application of information technology to practice,...

The traditional ground-based monitoring network have been too coarse to meet people's right to know the air pollution over current location and sounding areas, based on multi-satellite data and Android platform, an air-pollution monitoring system is designed to provide high-resolution PM2.5 concentrations...

In recent years, collaborative warehouse is becoming a new trend of the warehousing industry. This paper aims to build a cloud warehousing system consists of information system and operating system, based on internet of things, cloud computing, control technology and communication technology. The system...

Using data mining methods, this paper studies the smokers' attitude and behavior in China. The sample data are from 12 provinces including Yunnan, Shandong, Guangxi, Guangdong, Jiangsu, Shanghai, Beijing, Zhejiang, Jiangxi, Hubei, Hunan and Sichuan. Based on the research and Frame Work Convention on...

In the “Internet plus” era, information technology will be applied to the community home-based care services is a new initiative to create wisdom of the pension industry. With the full use of the Internet and large data, the new model of home care for the elderly needs the active participation of the...

With the reform and development of colleges and universities, they put the flexible credit system into practice, showing college students have more leisure time than before. Students' confusion and idleness happen with their leisure time increasing. They have taken entering an ideal university as their...

In order to analyze the fracture of bolts at the flange of TBM cutterhead, the load distribution of the thread in the standard thread connection structure was studied. Based on theoretical analysis and Finite element simulation analysis, starting from the connection structure of bolt, the load distribution...

The aim of this research is to find out whether the application of Artificial Intelligence (AI) Canva and Google Classroom in the Problem-Based Learning (PBL) model using the PMRI approach has good qualities for increasing students’ Mathematical Literacy (ML). The research method used is a quantitative...

RNA-Binding Proteins (RBPs) have a great impact on Ribose Nucleic Acid (RNA) stability, transport, translation, splicing and other functions. Predicting the function and mechanism of the action of RNA-binding proteins is of great significance for the fields of cell signaling and metabolic regulation,...

Objective: Preparation of the novel material for biodegradable plastic packing. Methods: Copolymerization of polyurethane and chitinous is used for preparation the composite packaging films. Results: The copolymers of Polyurethane-Chitinous was prepared with Screw extrusion method. Moreover, the oil...

Informationization is the trend of economic and social development. Small and micro enterprise informationization can not only integrate modern information technology, advanced management concepts and management technology, but also reintegrate internal and external resources of enterprises’ in order...

This paper analyzes the main problems existing in library titles evaluation mechanisms, points out the anomaly, impact on work and the level of scientific research; proposes that increasing the library service capacity is development needs; discusses how to improve the subject librarian service capabilities,...

Some preliminary results are provided towards the study of the violation of genomic super-symmetry; that latter is the so called Second Chargaff's rule. The rule stipulates that oligonucleotides that could be read equally in opposite directions with respect to the symbol change according to the complimentary...

To the actual problem of the equipment support engineering, the system spare parts are divided into two levels, and based on the METRIC theory, the multi-echelon support evaluation model for system spare parts is established. The multi-echelon system support degree is used as the optimization target...

Ultra-weak Bioluminescence is physiological phenomenon widely presenting in all biological life activities, which reflects the integrated vital signs of organisms. This paper analyses the current application of Ultra-weak Bioluminescence in biomedicine, agriculture, environmental science, food detection...

Farmers’ income insists of household operations income, wage income, property income and transfer income. National Central Document No.1 states that we should focus on promoting farmers’ property income growth in order to increase farmers’ income, so studying property income growth has a strong practical...

Taking the vehicle repair and rescue course teaching of two cohorts of students majoring in vehicle repair and rescue as an example, the project-based learning (PBL) teaching method based on the vehicle rescue operation scenarios was applied in the practice teaching reform in aspects such as expanding...

In this paper, we introduce a split general mixed variational inequality problem which is a natural extension of a split variational inequality problem, mixed variational and variational inequality problems in Hilbert spaces.Using the resolvent operator technique, we propose an iterative algorithm for...

Developed in 1990, BLAST remained a most widely used heuristic in homology search. Its concept and algorithm of using seed matches to trigger alignments have been constantly studied, adopted and improved throughout the years. In this paper, we examines the development of BLAST-like tools, focusing on...

This paper explores whether it is useful to view the fundamental ideas behind the smart city concept through the lens of the ‘Public Value Management’ (PVM) paradigm. It investigates how appropriate ICT investment in cities might be articulated and valued through the concept of PVM. In order to achieve...

This design is a system which makes use of wireless technology to control circuit. The main engine of the system is composed by STC89C52SCM, key, DS1302 (clock chip), 315Mtransmitter module and Light detection circuit. The slave is composed by 315M wireless module and pyroelectric infrared human body...

Nowadays, the energy problem is undoubtedly the world's leading problem . The use of air-conditioning in it takes a big part, so reusing of the residual energy is very meaningful, At present, the exhaust heat recovery system in this field is mostly aimed at the large central air-conditioning, merely...

The computational tool "Optimizer" written in Matlab is presented. This program is aimed to work with complicated multivariate mathematical models by constructing them from simpler blocks, presented by program routines with predefined interface, and optimizing the resulting multi-block model. The optimization...

Genetics algorithm is a global group search optimum calculation method based on the natural selections and the genetic variations. Mechanic reliability design makes sure that the reliability indexes can be realized. However, it cannot guarantee that the products have the best working performances and...

This paper aims amphibious equipment maritime training safety risk assessment, introduces the definition, purpose and basis of amphibious equipment maritime training safety risk assessment, the evaluation process and evaluation method are studied, puts forward the comprehensive evaluation method based...

This paper explores the application of case-based reasoning (CBR) to personal recommender system. The proposed approach incorporates users’ characteristics as well as the object’s attributes. Important aspects of the approach are similarity determination and case retrieval techniques are described. It...

In order to promote the development of intelligent agriculture in our country, this paper puts forward a wireless remote monitoring system of water quality parameters which is based on Android mobile phone platform and GPRS communication technology, the system realizes the remote collection, storage...

In the teaching process of the course of operating systems, process synchronization is both a key and the biggest difficulty. This paper, through transforming the definition of E-R diagram in database, proposes process synchronization teaching method for computer operating systems based on modified E-R...

With the constantly growing of Chinese financial market, the automobile financial loans market plays a significant role in Chinese consumer’s decision on car’s purchase. The aim of this paper is to investigate the main factors, including the interest, approval condition, procedure, and the proportion...

With the continuous development of the information age, computer information and network technology has been more and more widely used in people's life and production. People get the desired information through the computer network, and realize the purpose of information sharing through the transmission...

The teaching reform project has great significance and positive effect on improving the teaching method, but it is often difficult to quantify its effect. The application of the experimental investigation method in the teaching reform project is helpful to verify the effectiveness of the teaching method...

Nowadays, fine management has gradually become an important methods to enhance the competitiveness of enterprises. Fine management uses relevant theories and technical means of modern scientific management to optimize the operating mechanism of modern telecom enterprises. Its emergence is of great importance...

Considering the fact that the electromagnetic spectrum is becoming more and more crowded due to the increasing demand for both military and civilian wireless services. A novel MIMO radar transmit beampattern design scheme with PAR constraint in a spectrally crowded environment is proposed. Different...

Corner detection algorithms are widely used in image recognition, image matching and edge detection. Accurately finding a corner in a image can greatly improves the algorithms accuracy of the above research areas. So many scientists and researchers have begun to the hot research field and have made much...

This paper firstly introduces the definition of the falling factorial polynomial and the definition of the rising factorial polynomial, and then proves their properties by analysis methods, finally concludes similar properties of rising factorial function with falling factorial function and different...

Open-source intelligence (OSINT) pipelines can gather and connect huge amounts of publicly available data, but they still don’t have a formal way to show the probabilistic reasoning and intuitive heuristics that human analysts use when they look at evidence and get information. This paper presents Beyond...

In comparison to the virtual experiment teaching, the traditional chemistry experiment has shortages such as inadequate experimental resources, toxic and harmful, and insufficient teaching time and space. Using the characteristics of virtual reality technology, combined with the theoretical basis of...

This article selects the tourist comment data of BdRace's official website as a sample, the original data contains lots of noise, so the data is preprocessed and the frequency of comment keywords is statistically summarized, taking the number of occurrences of characters as the popularity to get...

The aim of this study is to evaluate pavement temperature distribution by in-situ testing. Temperature data were collected and analyzed at daily, monthly and yearly time scales based on the Gan-Chong highway. The test results on the temperature data indicated that pavement temperature in different depth...

For the provincial and universities’ libraries, the management of books and materials are generally based on complex and huge database, such as: SQL Server, Access, and Oracle. The cost of maintenance and management is very high, even though its safety and reliability can be effectively protected. Meanwhile,...

Along with the continuous reform of our education, the understanding of innovative education is deepened. In the era of globalization, it is clear to attach importance to the innovative education and the cultivation of innovative talents in order to achieve the development of national economy. In 21st...

Cotton stalk pyrolysis behavior and mechanism were studied based on the multi-scanning method. The results showed that cotton stalk pyrolysis zone during 30~600 could be divided into four regions, namely, water loss, depolymerization "glass transition", main pyrolysis and charring stage. During the main...

Bank loan is an important way of enterprise financing. With an aim at the characteristics of decision about engineering machinery enterprise bank loan, such as multi-indexes and complexity, a kind of structure of group decision support system for bank loan project of engineering machinery enterprise...

In order to finish the liquid steel funnel work,the laser cutting process have been used to deal with semi-finished product,which has been stretched to given size.The cutting machine control system adopt xin jie PLC and servo moto to finish the cutting system.The whole cutting process involves 3 servo...

Green computing has become a research hotspot in service-oriented cloud center. Resources in a data center are always virtualized into a resource pool for uniform management and scheduling. Thus load balance in the cloud data center is of great importance to reach some kind of service levels and has...

The water pollution level is affected by many factors that may have different pollution degree in different rivers. The factor weighting model combining the factor analysis model with the fuzzy mathematical model can have the advantages of both sides. The results based on the simulated pollution data...

A great many uncertain factors affect the cost of carbon emissions trading, and they interact to form a complex system. To improve the accuracy of prediction, it is necessary to deepen the study of these influencing factors. Through investigation this paper identified 21 main factors affecting the cost...

In order to obtain the maximum power output of the solar cell, the output power should be continuously monitored in real time. Based on the traditional perturbation and observation methods, we propose a new algorithm of maximum power point tracking. The method uses the slope of the P-V curve to determine...

The network traffic data has a very strong burst and self similarity and so on, which results in the system flow is not stable and inaccurate. The traditional network traffic prediction model is not accurate enough. To solve the above problems, a network traffic prediction model based on local mean decomposition...

The transonic axial compressor Stage35 was selected as a research object, using software NUMECA taking numerical simulation of it. And then, the distribution rules of pressure and temperature of meridional channel and blade surface are derived. On this basis, the formation process of shock wave and the...

Video surveillance of volcanoes is often complicated by bad weather conditions. Many images are not informative, since they do not show the observed object, that makes access to high-quality images difficult for experts volcanologists and leads to excessive consumption of disk memory. In this paper,...

The rise of 3G/4G mobile communications, WiFi hotspots and other wireless communication technology has a serious of advantages including low radiation, wide broadband, long communication distance, low power consumption and etc. Then here comes a question, whether can we achieve a new generation RTK positioning...

At present, Micro controller and peripheral devices concatenated balance measurement system, which is in low integration level and large measurement error, and have a lot of obstacles to implement intelligent milling on the high speed occasions. Firstly, this paper discussed the way to implement intelligence...

In this digital age, using the technology of computer graphics and image processing to analyzing Chinese character segmentation and structure discrimination, has a very important significance for the inheritance and development of traditional culture. In this paper, we present a Chinese character segmentation...