Advances in Computer Science Research

2D Shopping site can only provide people with simple pictures and text messages without interaction and sense of reality. This paper argues how to solve these problems through 3D mall for it will become the future development trend of online shopping. In DVR(distributed virtual reality system) virtual...

Natural feeling color image fusion technology is an important direction in image processing. This paper first summarizes contributions from both domestic and foreign researchers. Then according to the theory of 2D color-lookup-table, it puts forwards the multiple reference images fusion algorithm, and...

Analysis chemistry is a key basic course of freshmen in medical engineering and medical school. A part of students have difficult in learning it. Teachers should work hard to teach analysis chemistry because it is a very important curriculum with some characteristics. The author introduces a new teaching...

Based on a Dynamic Nominal Mechanism adding to the rootless redundant robots, the dynamic modeling for can be established. The DNM is an idealized dynamic chain whose base is fixed at a point on earth, which makes the rootless redundant robots convert into the open chain multi-body system with fixed...

With the development of advanced medical imaging equipment and image processing algorithms, medical imaging technology has been developed rapidly, and medical diagnosis and treatment technology has made considerable progress. Now, doctors have been able to use medical imaging to see the patient's lesion...

Temperature is a very popular parameter in flow industry, so temperature control is an emphasis of process control. Fuzzy control is an important application filiation of fuzzy mathematics based on the theory fuzzy sets. This paper firstly analyzes the basic principles of fuzzy control, the structure...

The “Growth of Roots” is a teaching experiment of biology course in the middle school. The four parts of the apical root have no obvious demarcation in appearance, and the total length of the three parts of the elongation zone, the meristematic zone, and the root crown is only about 3-7 mm, which makes...

In order to protect the physical and mental health of teachers and explore the factors hindering teachers' normal medical treatment, a series of educational reforms such as the "double reduction" policy have further increased the burden on primary and secondary school teachers, using spss...

Cloud cover is a key factor which affects the quality of aerial and remote sensing image. In order to precisely evaluate the impact which brought by cloud cover, article constructs a cloud detection algorithm which suits for aerial image according to cloud statistical characters; analyzing the cloud...

To fully grasp complex concepts like the heart, the digestive system, and other challenging systems, it is essential for medical students to rely on visual representations alongside written materials. Currently, students who wish to study the anatomy of different organs must rely on visual representations...

Business English interactive learning is an important development direction of business English teaching. This paper analyzes the theoretical basis of the network information technology environment and its interactive learning, and focuses on the application of several interactive learning methods in...

Based on investigation dada on Cr in May and August 1979 in Jiaozhou Bay, we analyzed the content, distribution of Cr. Results showed that Cr contents in 1984 in surface waters were 0.10-112.30 g L-1 and were meeting Grade I (50 g L-1), II (100 g L-1) and III (200 g L-1) in National Sea Water Quality...

Abstract: Nowadays, people more and more get the attention of the network security problem, and Intrusion Detection technology is a kind of security mechanism, which is a kind of dynamic monitoring, preventing and resisting intrusion behavior. As one of the core technologies of network security, Intrusion...

In the evolution of smart cities and green sustainability, Artificial Intelligence (AI) and Digital Twins are strongly complementing each other for rapid advances in the urban environment. Challenges like data limitations, workload restrictions, data security, and cybersecurity are creating space for...

This paper describes a system based on the concept of the Internet of Things (IoT) that provides in situ monitoring of coastal soil salinization. The system includes a central control module, as well as modules for communications, the measurement of soil parameters, and power management. The main controller...

With the development of information technology, new writing tools are emerging, to help inspire authors and to improve writing skills and efficiency. This paper studies the problems existed in the popular writing tools. Firstly, studies the system framework, discusses the advantages and workflow for...

To explore the effect of Radix Ranunculi Ternate Polysaccharide (RRTP) on immunological function in normal mice. Methods: The effects of high, medium and low dosage of RRTP were investigated in normal mice by detecting the macrophage percentage, phagocytosis index, formation of hemolysis and hemolytic...

A LVDS receiver and driver for LVDS repeater are introduced, which can buffer LVDS one channel to four. As a result, the repeater can speeds up to 633Mbps.It is useful in long distance transmission to reduce signal attenuation.

These online-teaching database systems are generated from online transactions, emails, videos, audios, images. They are stored in databases grow massively and become difficult to capture, form, store, manage, share, analyze and visualize via typical database software tools. The adventure of large amount...

This article describes the bond length distribution of the Ga1-xlnxNyAs1-y quaternary alloy which has attracted much attention in recent years for its potential use in fabricating long wavelength optoelectronic devices, and propose a statistical model, which calculates the average bond lengths in as-grown...

With the continuous innovation and application of the modern information technology, the enterprise information is officially entered into the era of big data. And in this context, the enterprise management information system in the data search, access, storage, analysis and presentation, and put forward...

In order to reduce the performance of the federated learning model caused by data heterogeneity in traffic flow prediction, this paper proposes an improved G-FedProx framework, and combines the real-time traffic status, weather and holiday data obtained by Amap Application Programming Interface (API)...

In electronic design, sensor has been used to measure external signal, but the tested signal also is weak. It should be magnify, filter, A/D transfer and input to a microprocessor. But due to many kinds of noise interfere, the sample data accuracy is not reach the standard required. In order to solve...

Grounding wire detection is an important work in distribution network, especially before recover the power supply of transmission lines. Aimed at grounding detection problems, a detection scheme based on current shunt principle was proposed and before the detailed discussion of detection scheme, several...

Because the cost of berths and quay cranes are very high compared to the investment costs for the other facilities in container terminals, so berths and quay cranes are the most critical resources in determining the capacity of container terminals. In order to efficiently utilize berths and quay cranes,...

When using the chemical calculation method to study the adsorption, we should firstly find the preferential adsorption site of the catalyst surface. But at present, we often place the reactants in the typical adsorption sites, such as bridge position, vacancy and vertex position, to find the minimum...

This paper points out the meaning of the electronic control transformation of excavator system. Based on the analysis of the YC13-8 hydraulic control system, we put forward the technological scheme of YC13-8 excavator electronic control transformation, and introduce the composition of control system...

Landslide geological hazard may cause great injuries and lost due to its crypticity and destroy. Advanced internet of things and wireless broadband communication techniques were adopted to realize remote wireless geological hazard monitoring and warning system and replace traditional manual work based...

Physical exercise has a positive effect on students' mental health. This article analyzes and studies the effect of physical exercise on students' mental health, taking the students of Hanzhong vocational and technical colleges as an example. Based on this, it puts forward specific solutions to alleviate...

High-speed rail plays an important role in promoting the flow of economic factors and promoting urban economic development. Taking the Beijing Guangzhou railway, which runs the longest in the world and connects five first-tier cities, as an example, this paper studies the economic impact of the opening...

Convolutional Neural Networks (CNNs) have witnessed widespread adoption in the domain of image classification, while deep neural networks have been developed to tackle more intricate tasks. In the experimental investigation, a remarkable downward trend in GPU utilization was observed as the batch size...

For a long time, Dunhuang garden planting research than the Dunhuang studies in other fields, the scholars involved in the few, very few people use a combination of the literature handed down from ancient times and unearthed documents as a system research, many readers the basic situation of Dunhuang...

This study aims to greatly improve the reverse recovery characteristics of the fast recovery diode by changing the diode structure. Through adjusting the doping concentration, thickness and width of anode p area and considering its impact on device characteristics, it effectively reduces the reverse...

It is known that China is a country with rich natural resources and vast territory. Even though, the resource stock is declining in the growing process of every industry. Focusing on current resource lackage situation, recycling on resources attracts more attention from the public. Reproducing is one...

The principle and technological process of selective catalytic reduction (SCR) were introduced. At present, the domestic SCR denitration closed-loop control strategy is usually designed as a fixed molar ratio control mode. However, this control system only takes into account the efficiency of denitration,...

The development of digital technology and multimedia technology has been widely used in exhibition, publicity, education and other fields. The purpose of this paper is to study museum cultural and creative products based on computer vision and machine learning technology. Start with the importance of...

This paper introduces a design method of implant - bone healing device. Methods The cathodic of the device contacts to the surface of the dental implant with metal retaining bolts on it, and provides electrical stimulation through the cathode and anode, respectively, to a dental implant and other parts...

Due to the PI control system for VSC-HVDC(Voltage Source Converter based High Voltage Direct Current) has problems of tuning parameters, excess number and so on, a novel controller composed of PID function and multiple-output Adaptive Neuro-Fuzzy Inference System (PID-ANFIS) is presented in this paper...

In order to study the synchronization and parameter identification of different chaotic systems with uncertain parameters, a parameter identifier and a full synchronic controller are designed based on Ulyanovsk stability theory. Take system as target system and Rossler system as response system to verify...

Ant colony algorithm is a kind of intelligent bionic algorithm. It is based on the observation of ant’s food hunting in the nature ,which finds that ants always find shortest path between their nest and food source. The main principle is ants can release pheromone and percept its concentration to identify...

The rapid development of Internet and e-commerce makes the "information flow" and "capital flow" in commercial activities so easy, however "physical flow" has been at a low level. This paper proposes solution of distributed distribution centers (DDCs) based on the dual marketing channel policy. Considering...

English grade test is a nationwide test of testing English proficiency, scores query after the test has become the most concerned issues for candidates. In order to facilitate the candidates query test scores, download exam transcripts at anytime and anywhere; by contrast with previous test scores, rationally...

In order to analyze the startup transient response of a flywheel system, its shaft system is studied in this paper: The transient oil forces of a squeeze film damper (SFD) in fixed frame are firstly derived. By putting the Wilson- formulation integration method which having damp of algorithm into the...

The arrival of the era of big data, which is very important for building a good big data security system and improve the system of extreme defense measures. This paper presents six major issues of information security in the era of big data. It introduces the security technology of big data system, including...

Nowadays, an effective teaching platform is an important factor in the distance education. In the paper, the structure and functional modules of the teaching platform system based on web technology is studied comprehensively, and these functional modules of the teaching platform is introduced in detail....

Geographic Information System (GIS) is a comprehensive spatial data processing technique, of which fundamental meaning, function, background and developing process are introduced in the paper. It is reviewed and emphasized that GIS has been applied to forestry industry fully and systematically in recent...

In recent years, with the development of mobile technology,almost all the smart phones and panel personal computers using the ARM architecture, and security issues on this platform arealso getting more and more attention from researchers. Attack of malicious tampering program flow control is one of the...

Aircraft flying in formation in wingtip vortices influence to the lift coefficient decreases, resistance coefficient increases, lift to drag ratio decreases sharply, the stall angle of attack decreases. Correctly reflect the aircraft wing flow field around the basic information, and to reveal the variations...

In the symmetry of mechanical system, we explored and made researches of related applications and the roles of mechanical principle decomposition symmetry, applied it to the real innovative product design. We established principle of space-time symmetry and principle of effect symmetry in the mechanical...

With colorful and changing light effect, crystal lamp has become the first choice for the indoor lighting facilities. Crystal lamps have many identical or similar elements in structure, so using CAD technology can assist the designers for the design and modeling of crystal lamps rapidly. In this paper,...

For the problem of Hardware Trojan detection, we analyzed the statistical properties of the power side-channel signal, and proposed a Hardware Trojan(HT) detection method based on the power side-channel signal. We processed the power side-channel signal by the maximum margin criterion(MMC), and projected...

Given that the Internet has promoted the overall transformation of international trade, the global marketing strategy of cross-border retail platform enterprises must be adjusted in accordance with the development of emerging Internet technologies and the digital business environment. The article aims...

Computer aided diagnosis method have been more and more widely used in biomedical area. A novel particle matching scheme is presented to quantitatively analyze the irregular level of biomedical particle images in relationship with the predetermined standard image. The specific cumulative matching distance...

This paper expounds the status quo of the lab management in institutions of higher learning and analyzes the existing problems and development problems. In view of the development trend of the networked lab management model in institutions of higher learning and targeted at the lab construction and management,...

The popularity of Android applications have grown dramatically in the last few years. Android applications run on mobile devices that have limited memory resources. Although Android has its own memory manager with garbage collection support, many applications currently suffer from memory leak vulnerabilities....

The research and application of Intelligent Transportation System has developed rapidly due to the demand on safe convenient comfortable and information-based modern transportation. It is important part of the research of Intelligent Transportation System to study different forms and operation rules...

In recent years, living standards has gradually improved, the demand of dairy products has continually increased, and then dairy market competition is fiercer than ever. How to optimize the product structure, how to broaden and deepen business sales channels and how to increase the propaganda has become...

This paper had studied the basic properties of an ordinary concrete beam and a RAC beam with 50% replacement ratio and a EC-RAC beam which contains 0.3% hybrid fiber respectively by 3 groups of 15 standard specimens, and three simply supported beams under shearing without web reinforcement was stimulated...

With the development of information technology, computer simulation technology has gradually become a commonly used science and technology in people's lives. In recent years, in order to increase practical teaching in college teaching, computer simulation technology has entered the field of education....

Recently, cloud computing has emerged as a predominant technique in the realm of information technology. The increasing demand of cloud computing platform in terms of computing and data storage so that the cloud providers offers numerous data centers present at various locations across the world. These...

Online tourism has become a new format because of its cross-industry and cross-boundary which makes the online travel supply chain more risky than the traditional ones. This paper established a complete online travel supply chain risk assessment system to realize the assessment. By innovatively introducing...

Faced with the massive information and data, signal and information processing need to solve the problem of removing redundant information and obtain useful information. The PCA method is introduced, which can detect the effective information in noise. Taking the simulated seismic data as targets, the...

In recent years, automatic seat belt detection system based on image processing and pattern recognition technology is one of the important research topics in intelligent traffic management, which uses computer image processing, pattern recognition and artificial intelligence technology to whether the...

Machinery equipment lightweight component weighs a lot in machinery equipment design and production. It can efficiently improve equipment's performance in environment-protection and energy-saving. Researches and progress in lightweight component has drawn extensive concern from many experts in China...

Cloud computing is a new way of network service, which transforms the traditional desktop task processing into the network based task processing. Hadoop is a Java - based software framework for distributed intensive data processing and data analysis. Web crawler is a program or script that automatically...

The cardiovascular system is a closed pipe system, which is composed of the heart and blood vessels. It can ensure the relative constant and the metabolism of the body's environment. The diagnosis and monitoring of cardiovascular system is the key part of the sports medical supervision, which plays an...

Along with the progress of the social economic development and the continues improvement of information technology, China's communications industry has also rapidly developed. In the current application of communication power, with the superior characteristics, such as high power conversion efficiency,...

Epstein-Barr virus nuclear antigen 1 (EBNA1) is essential for EBV episome’s replication and mitotic segregation. During this process, EBNA1 may interact with a lot of host factors. Bimolecular complementation (BiMC) assay is a useful tool for a detection of protein-protein interaction in living cells....

This document mainly focuses on the problems existed in floating experiment such as software complexity, real-time difficulty and test method lackness. According to the simulation requirment, experiment of flotation units is proposed, hardware system of the simulation system is designed and software...

Based on the Lomakin-Schiebe formula and by means of nonlinear weighted maximum likelihood estimate (NWMLE), the calibration curve fitting methods for atomic emission spectrum (AES) analysis were strictly deduced and the regression equations on the curve parameters were obtained. All the parameters of...

A mathematical model of motion blur is introduced. Based on block registration, combination Wiener filter recovery method of motion blurred images is proposed. And in the MATLAB platform, the method is simulated, which gives experimental results and result analysis. The experiment shows that the method...

M&A business is developed in global M&A trend. M&A business is one of core businesses for investment banks in western countries. In recent years, foreign securities trader M&A business is rapidly developed, which has become one of the businesses with the fastest growth speed. M&A business has become...

This paper analyzed thesafety problem of integrated system from hardware integration, data integration, interface integration and other aspects by using the method of percolation test. It focuses on security issues which newly created in the process of information system integration,namely the use of...

We investigate a single machine scheduling problem with a fixed unavailability interval on machine and rejection job. The objective is to minimize the sum of the flow-time of the accepted jobs and penalties of rejected jobs. For the demonstrated NP-hard problem, we first propose a dynamic programming...

A structural parameter identification method without input information and with limited observations is proposed to identify the stiffness parameters and damping coefficient, to inverse the input information and to estimate the unmeasured responses in time domain. The unique feature of this technique...

Application of computer database technology in information management is growing widely along with the rapid development of society. This development can not only efficiently improve the computer database running performance, but also clear out the whole information management system. This paper conducts...

this paper designs construction model of data base based on learning algorithm of C4.5 by combining with characteristics of railway signal system in China, meanwhile, it makes research and design on inference machine, explanation mechanism and human interface in expert system of fault diagnosis. It puts...

In the context of innovation-driven development strategy, science and technology innovation contributes to the improvement of enterprise productivity and comprehensive capability, and enterprise innovation is mainly realized through their R&D activities. Based on the strategic direction of science...

From centralized learning to distributed learning, data encountered a explosive growth. As distributed learning became very popular in a large number of areas, people began to care about the privacy issue. In order to dispel people’s concerns, federated learning was introduced. By the idea of “models...

The paper established a single-degree-of-freedom model for Active magnetic bearing (AMB) system, on the purpose to analyze the stability range of parameters for AMB close-loop system under the control of PD. Furthermore, it focused on the study of relationship between the AMB system's stiffness and the...

In the large data environment, the amount of mobile e-commerce information increases sharply and highlights the characteristics of users' location. How to utilize the user's location quickly and effectively to find the valuable information of the users and supply them with the decision-making service...

In this paper, a questionnaire is compiled to collect data about factors affecting the entrepreneurial intentions of English majors in Hei Longjiang province using a sample of 756. Through the analysis by SPSS, the results show that students' background information has less significance on entrepreneurial...

Many modern convolutional neural network architectures have been introduced, including MobileNetV2, which are both optimized for mobile/edge performance and suitable for theft detection on surveillance video. Due to the lightness of MobileNetV2, the proposed system allows the detection and classification...

E-learning is becoming more and more popular, which is a kind of learning mode based on network, with the dramatic development of computer and network technology. Although e-learning system is bringing about an education revolution, the lack of emotion and interactivity always persecute students and...

Based on the modern market economy, and according to the characteristics of digital libraries, this paper discusses the enterprise operating strategy for digital library from four aspects which are the operating environment, company management mode, business model and marketing strategy in order to ensure...

The booming internet services urge the research on the cloud computing and the network resource utilization. The combination of elastic optical network and data center can solve the network resources deficient problem and the computing resources unbalanced problem. Virtual optical network embedding provides...

In the light of the hysteresis of video surveillance call video in public places, as well as the current video surveillance function of a single, in order to improve the real-time performance of monitoring, a detection method of human abnormal behavior based on optical flow method is proposed. The foreground...

This system is mainly to the traditional cooling system for the appropriate improvement through the cooling water tank, water pump, pipeline, water, the global positioning system GPS, liquid level sensor and the central control system. When the vehicle down a long slope, through the GPS issued an electrical...

Imagery painting is an emerging art form that combines western painting materials with Chinese traditional humanistic ideas and philosophy. It is more or less influenced by Western modern art, and combines the concepts of “spirit”, charm” and “feeling for scenery” inherited from traditional Chinese paintings,...

Scope, modeling principle and methods of power distribution network equipment state control model are proposed after research according to actual needs of power distribution network equipment state control. Foundation model applicable to power distribution network equipment state control is tailored...

To obtain recombinant Epstein-Barr virus (EBV) particles with the neomycin resistance from BAC-EBV with hygrymicin (hyg) gene, homologous recombination was employed for altering the original hyg gene to neo resistance gene in the BAC-EBV genome. The kanamycin marker gene (kan) containing the recombinant...

This paper conducts a research on the literature of Brain Computer Interface(BCI) in recent years, inducing the four components of BCI and the research topics respectively, and providing a guide to newcomers for exploring BCI. BCI is divided into four parts including signal collection, feature extraction,...

Based on the investigation data on Cr in waters in Jiaozhou Bay in May and August, we analyzed the spatial and temporal distributions of Cr. Results showed that the horizontal distribution of Cr in May was inhomogeneous, yet in August was homogeneous. Cr contents in marine bay were undergoing a process...

In recent years, the popularity of smartphones increases rapidly. Although the smartphone market is a sharp increase, its utility is still limited to the battery life. Therefore, much research effort has been made in order to understand the power consumption of the application to run on mobile devices....

Image classification is one of the important classifications in the field of computer vision, and the development of deep learning models has brought historic breakthroughs to the development of image classification. Transformer model, as a powerful sequence modeling tool, has achieved great success...

Aimed at the selective catalytic reduction (SCR) system, an electronic control unit (DCU) was developed under V-type procedure. Development of DCU software and hardware were carried out simultaneously, shortening largely the development cycle. The self-developed DCU, integrated with Bosch SCR system,...

According to the structure and motion characteristics of Planar Articulated robot to simply the model.On the basis of the robot kinematics analysis,use D-H matrix for modeling ,mathematical model of the pose is obtained.Based on the dynamic simulation software ADAMS to establish the Virtual prototype...

The advent of the big data era has promoted the improvement of the information level, while the construction of the smart campus of big data colleges and universities is still in the primary stage. This paper analyses the model of big data construction in Colleges and Universities, and further explains...

The French CAC40 index represents the most important index for the French stock market, and is composed of 40 most significant stocks in the Euronext Paris. Thus, the behavior of the CAC40 index is the subject of numerous studies, of which the efficient market hypothesis (EMH) is a hot topic. One way...

Honesty is the traditional virtue of the Chinese nation Is the first of quality education. College students are the master of the future society, Should have the necessary integrity of quality. However, With the continuous development of social economy, The problem of college students' integrity is becoming...