Advances in Computer Science Research

According to the definition of the Codex Alimentarius Commission(CAC) and the relevant standards, risk communication refers to all stakeholders related to risk, risk factors and risk perception of information and views, including explain the result of the risk assessment and risk management decisions...

The development of cultural and creative tourism product is influenced by the five aspects of the profit, creativity, competition, government and opportunity. The capital, talent, technology and intellectual property constitute its supporting elements, and the financing difficulties and intellectual...

Based on the Three-stage DEA model, this paper calculates the financing efficiency of China's photovoltaic industry, and uses SFA regression model to eliminate the influence of environmental factors and random noise, so as to make the calculation results more accurate. The results show that: firstly,...

Without the classification of images, it is next to impossible to make a diagnosis for a medical condition and also arrive at an appropriate treatment plan. In particular, ViTs have recently been suggested to replace Convolutional Neural Networks (CNNs) in image processing tasks through advances in deep...

This paper designed a two-story intelligent Ethernet switch hardware system in order to meet the needs of Ethernet users. The system includes the secondary power supply module, CPU interface module, switching module, reset module, clock module and POE module. The experiment proved that the intelligent...

The sawtooth wave oscillating circuit was proposed on order to overcoming shortcomings of traditional oscillator. This paper designed a CMOS sawtooth wave oscillator and achieved a good stability. The CMOS sawtooth wave oscillator use TennerEDA 0.25 m process library under the environment of typical...

This software delves deep into facial skin analysis, beginning with the capture of images. These images unveil intricate details like wrinkles, pores, spots, and texture, and the software meticulously quantifies these aspects. It then intelligently categorizes your skin, drawing comparisons with peers...

Through the analysis of the information source, the information quantity and the information transmission way in the experimental teaching and management system of colleges and universities, it is necessary to establish the information and information feedback system to obtain the quality information...

To get a more comfortable working and living environment, air conditioners and fans are widely used indoor. Considering that indoor air quality is closely related to people’s physical and mental health, a university dormitory is selected to measure indoor particles concentration. The possible relationship...

In order to overcome the disadvantages of Fuzzy c-Means(FCM) and possible clustering algorithm in the practical application of interval data, an improved FCM-possible clustering algorithm for interval data is proposed in this paper by combing their merits. The improved clustering algorithm introduce...

With the development of social economy and the progress of science and technology, the dangers of fire for human is obvious. Therefore, carries on the effective prevention and control, reduce the loss brought by the fire to the smallest degree is the key of the current research on fire prevention and...

Through mathematical analysis, the motor is established, and then the tracking stability control loop is set up. The control loop is designed to correct the network design and improve the stability and tracking performance. Research shows that through the stabilization loop lag correction network design,...

Air pressure is an important parameter for the air spring on a marine diesel engine. The pressure can be indirect reflected according to the spring camber, and the spring camber means the distance variation among the measuring points of air spring. So, in order to obtain the air pressure of marine diesel...

Developing technology is critical for the lithography technology in the field of integrated circuit (IC). The developing nozzle and process are the "hard” and "soft" technology, respectively. It is the continuous improvement and innovation of developing nozzle and process that drive the rapid development...

This paper aims to estimate the dependence between macro-economy and stock market volatility. Firstly, we employ independent component analysis (ICA) to excavate the independent driven factors of the macro-economy and name all the independent components. Secondly, we assume that all margins are submitted...

Publication is always the very important method for preserving and spreading the folk culture. In the Internet age, spreading on line gives more opened and polybasic spreading methods to the folk culture. According to the relative research of folk culture in Jilin Province, there are four spreading paths...

With the rapid growth of Internet users, how to quickly find the hot spots and sensitive topics of forums, microblogging and other social networking sites, to achieve forecast and early warning network of public opinion, it’s a huge technical challenge to the researchers. In this paper, Redis memory...

In order to measure the shallow wave velocity and improve the accuracy of traditional observation by naked eyes, we design the measuring device of shallow wave velocity. We use dripping to start the shallow wave, capture the image at a fixed time interval for the video of shallow wave, and get grayscale...

To improve the accuracy of strapdown inertial navigation system(SINS), a non-orthogonal installation scheme of inertial sensors was put forward for single-axis rotating SINS in this paper. Firstly, the principle of single-axis rotation modulation technology was expounded based on the error model of inertial...

Cooperative learning is a teaching form which takes students as center and group activities as base. Through the way of cooperation, the teaching form promotes learning strategy system. Cooperative learning is practical and creative teaching strategies which is widely used in many countries currently....

Based on the practical engineering application, This paper analyses the inverter strategy of SVPMW. Aiming at the refining problem of sine function value table, on the basis of unrefined sine function value table, through additional two-stage filter, the inverting result of the inverter is greatly improved....

Computer management accounting data processing speed and accuracy, data processing program and standardization, automation, improve accounting information timeliness, reliability and relevance. In university financial management, the computer is used to manage finance, and help the financial staff to...

In recent years, e-bike, as a simple, economical and convenient travel tool, has become one of the main modes of transportation for short-distance travel. Based on the resident trip survey data of Zhoukou City, Henan Province, a data set of influencing factors with families as the unit has been constructed....

Aiming at promoting the efficiency of inspection planning and improving the integration between digital measurement equipment such as CMM (Coordinate Measurement Machine) and CAD system, a method of measurement-points distribution based on knowledge in three- dimensional inspection planning was discussed...

GIF image is one of the most widely applied images on the Internet. This article puts forward selective encryption algorithms for degradation mode based on coding features of GIF image and presents encryption effect picture through experience and then analyzes its safety, enciphered data size, format...

The mesoporous Bi-S-TiO2/ -CD was prepared by an evaporation induced self-assembly (EISA) method and photoinduced self-assembly method, and was characterized by UV-vis diffuse reflectance spectroscopy (UV-vis DRS), X-ray diffraction (XRD), Scanning electron microscopy (SEM), High resolution transmission...

This paper mainly researches the combination of scaffolding instruction and flipped classroom model, discuss its applicability. Through the methods of literature review, investigation and practice, this paper analysis the scaffolding instruction theory and flip classroom teaching method systematically...

In saliency detection, almost all the approaches map an image into a graph and assign the saliency value to each element, e.g. pixel, region or superpixel. In this paper, we first utilize a series of image features among superpixels in the support vector machine (SVM) to train linear predicted models....

With the travel rate increasing, Congestion problems have become more prominent. Thus it's essential to enhance traffic capacity, especially for a toll plaza. This paper tries to optimize the merging pattern of vehicles entering into a certain toll plaza .By using cellular automaton and queuing theory...

In this article, how to construct this evaluation system of Regional Innovation in science and technology based on AHP was discussed, and its index weight of the evaluation system was calculated, which aimed at providing a reference for the decision- making and development of related policies in Jiuquan...

Poly-?-hydroxybutyrate (PHB) can be produced by various species of bacteria as carbon and energy storage materials. This biopolyester has attracted increasing attentions as biodegradable plastics not only for its similar material properties to conventional plastics but also for its biodegradable properties....

Cyber-attacks on cyber-physical systems can lead to severe consequences, jeopardizing the integrity, availability, and functionality of interconnected physical and digital components. Implications may include disruption of critical services, compromised safety, and potential economic losses. Existing...

processing problem of complex and precise parts with small batch and many varieties can be solved by CNC grinding machine. It belongs to flexible and highly efficient automation machine tool, which represents the development direction of modern machine tool control technology. CNC grinding machine is...

Material science is an interdisciplinary field applying the properties of matter to various areas of science and engineering. In this work, we introduce orthogonal vector-valued wavelets with poly-scale, which are wavelets for vector fields, based on the notion of full rank subdivision oper -ators. It...

This paper studies the teaching mode of independent study, detailed analysis of the research status at home and abroad, of autonomous learning, self-regulated learning, teaching mode, teaching mode and the concept of autonomous teaching mode of physical education are analyzed, through the literature,...

In the process of digital inspection for parts by coordinate measuring machine, in order to assess the quality of parts more accurately, while ensuring efficiency, a method of measurement points planning based on structural features was proposed. From the viewpoints of inspection planning, structural...

60 year development history of penology in China can be divided into three stages, namely, establishment and devious development stage, stagnation stage and revival and development stage. During which, researches in terms of penology have achieved remarkable progress, yet also have demerits. Researches...

In our research, we propose an Enhanced Region-based Convolutional Neural Network (RCNN) for respiratory disorder detection through audio analysis. It tries to improve model performance by hyperplane optimization with Fire Hawks Optimizer. Materials and Methods: Group 1: Existing method(c) Conventional...

Rail transit project is system engineering with long construction period which involves different specialties and numerous departments. Project management and schedule control have a great impact on economic interests and social benefits. In this paper, project management model with comprehensive application...

With the development of smart home industry, smart curtain is going to come into the life of people. An intelligent control system of curtain was developed in the paper based on Arduino. Throughout detecting and analyzing the factors that include the sunlight illumination, time, temperature, humidity...

There is a county town called Suichang in southwest of Zhejiang., There are thousands of online stores in this county town which has fifty thousands people. By its unique social organization mode, through electric business platform to realize the ideas of "bring agricultural products into the city" and...

In recent years, part of the new energy industry in China has appeared a certain degree of excess capacity. This problem causes the bottleneck phenomenon, including the mismatch both wind farm construction and power grid construction, lacking the ability to form a complete set of grid, new energy prices...

In this paper, antenna selection at transmitter in Space Shift Keying (SSK) is considered, which conveying information using the bit-determining antenna from two potential antennas. Previous researches mainly focused on information transmission, and the main performance metrics are bit error rate (BER)...

In the building integrated photovoltaic (BIPV) system, the influence of partial shading on the energy efficiency of the BIPV system is large in certain circumstance. Energy efficiency of the centralized system and multi string type system are researched in four typical shading conditions. Results show...

Using MODBUS communication protocol and Labview software platform, through the RS485 communication interface, the display method of NHR1100 single loop digital display function parameters are described in detail according to the serial communication parameter setting device, then realizing the centralized...

The signing of the Regional Comprehensive Economic Partnership (RCEP) will bring greater opportunities to all the RCEP menbers. This paper employs G-L index and selects the data of agricultural products trade between China and other RCEP countries from 1998 to 2019 according to SITC (Rev.3) so as to...

With the increasing of large-scale network and complex structure, the traditional network management modes and means fail to meet the needs of large-scale network management, the distributed network management system is in urgent need to assist managers to complete the daily network management and maintenance,...

In this work, the denitrification performance of a bio-reactor based on nanoscale zero-valent iron (NZVI) coupling autohydrogenotrophic denitrification was investigated. A series of bio-reactors were configured by inoculating and acclimating pure culture capable capable of denitrification. Effects of...

Simulation and collision check are the essential function to avoid the potential collisionin inspection process based on three-dimensionalComputer Aided Inspection Planning (CAIP), especially in the complex parts measuring,which can promote the efficiency of digital measuring equipmentsuch as Coordinate...

Building a harmonious campus is an integral part of building a harmonious society. It is a need for colleges and universities to adapt to social development, implement a people-oriented scientific development concept and cultivate a comprehensive quality of talent. This paper analyzes the necessity of...

Through vissim simulation, we found that if the shape of the merging region is an isosceles trapezoid, the length of the merging region and the length of the straight line after the toll station are longer, the performance is better, but the cost will be increased accordingly. We analyzed the vehicle...

Liquid sloshing in tanks has many important applications in a variety of engineering fields. In this study, based on a CFD solver, a numerical model is developed to study the liquid water sloshing in two- and three-dimensional tanks. The VOF method is used to capture the fluid interface. In order to...

It is believed that many problems of application of CAI method for teaching technical courses still need to be solved by many years teaching practice. With a systematic analysis of the current problems of CAI method including the causes happened and its deterring factors, the CAI procedures of its adjustment,...

In the rapidly advancing landscape of semiconductor technology, Gate-All-Around FET (GAA FET) stands as a promising innovation poised to redefine the capabilities of next-generation electronic devices. This paper investigates the integration challenges and potential opportunities associated with the...

Image segmentation is required to be studied in detail some particular features (areas of interest) of a digital image. It forms an important and exigent part of image processing and requires an exhaustive and robust search technique for its implementation. In the present work we have studied working...

In this paper, the range of frequency doubling wavelengths is analyzed through KTiOPO4 (KTP) dispersion research.The best phase-matching angle of KTP crystal for frequency doubling at 1319nm is calculated as well as the effective nonlinear coefficient.Thus the KTP cutting method is determined.In the...

We propose the fractional-order complex Lu system. Based on theoretical analysis and computer simulations, rich dynamics behavior of the system is investigated in detail. First of all, symmetry and the stability of equilibrium points are discussed. In addition, bifurcations with variation of different...

Grouting reinforcement technique is analyzed and designed in foundation pit which were damaged by rainstorm. Heavy rains led to a deep foundation pit are soaked and some slopes were collapse and the foundation of surrounding buildings were sunken. The causes of the accident are analyzed after emergency...

Development of modern information technology has changed the traditional ways of production and business, during which a new business mode has emerged, that is, electronic commerce. With its unique advantages, e-commerce has been widely applied in a short time, which has also generated a group of e-commerce...

Evaluation of inspection features mostly depends on manual operation, and thus lead to time-consumed and error prone. A new method of feature evaluation based on DMIS is put forward in this paper. The typical types of features and evaluations are summarized. The process of feature evaluation based on...

With the progress of science and development of information, E-commerce plays more and more important role in people's life. Affect people's basic necessities of life. However, consumers in the online shopping is just get some virtual information like pictures or some words and so on, there is no real...

The opening of high-speed rail has had a profound impact on China's society and economy, greatly promoted the exchanges between regions, and brought the development of various regions into the era of high-speed rail. This paper selects all A-share non-financial listed companies from 2008 to 2019...

In our previous work, a parallelizing sequential minimization optimization was proposed, where the algorithm was executed successfully but its convergence cannot be guaranteed in some cases. In this paper, an improved version is proposed, which can avoid falling into the endless loops. In the proposed...

According to current situation of college teachers’ physique health, with the help of college teachers' physical examination data, on the basis of physical health evaluation system, using multiple linear regression method, established college teachers' physical health data model, designs and realizes...

With the development of mobile communication technology, there are more and more concern about the mobile cyber security. However, numerous existing authentication solutions have the issues as encryption and decryption keys long, slow, consuming large storage space and transmission bandwidth. This article...

The content of this article is the assessment of the elements and truss structure state of the castle, which will soon be undergoing renovations. In addition to visual assessment was also used semi destructive drilling resistance measurement using rezistograph to determine the state of wood mass inside...

The frame is an important basis for aircraft structural the design improvements and innovation as a whole frame bearing member. Early in the design stage, a large number of samples are used in the collision and reliability test, which not only causes a waste of resources, but also puts a lot of manpower...

With the development of internet and Smartphone, the access to multimedia content (eBook, music, movie, video etc.) has become easier and easier on the mobile phone. Thanks to its good performance, Android mobile phone has attracted more and more people since the introduction of Android OS by Google...

The normal stresses of the coating sprayed on the internal surface of thick walled cylinder, subjected to uniform temperature and pressure change, are determined. The suggested approach enables one to evaluate the normal stresses in the coating and substrate, as well as the interface. The approach is...

Whether knowledge can be transferred smoothly between the knowledge units determines the performance of collaborative innovation. This paper is aimed at find out the knowledge transfer influence factor in the process of University-Industry collaborative innovation to promote the performance of collaborative...

In the virtual reality, render to textures technology was widely used in animation, model making software or engine both have texture baking function. The baking technology can preprocess the virtual reality scene model, the shadow information is rendered into a map in the engine, it can no longer carry...

In order to solve the problem that traditional face recognition scheme was not efficiently suitable for the smart mobile terminal. This paper proposes a Real-time Face Recognition Method based on geometric features and improved template matching. The method is divided into two steps from general to detail...

Motil encourages on-time recovery of the patient during hospital stay because good clinical outcome and cost-effectiveness go hand in hand. With this approach, individual recovery strategies are generated using daily patient data. Using a Random Forest classifier, we leverage ML to investigate predictive...

This paper collected the information disclosed in financial reports of 64 listed high-tech enterprises in 2013 and chose R&D investment as the independent variable and profit margin as the dependent variable. Based on the cross-section data, this paper analyzed the impact of R&D investments on firm performance....

Humanistic quality refers to the comprehensive quality or the degree of development that people have in humanities. In this article,firstly, i will analyze the present situation and the importance of the college students' humanistic accomplishment, and then analyze the social environment, the educational...

It is essential to classify brain MRI scans as soon as feasible in order to diagnose brain tumours. There are numerous diagnostic imaging modalities that can be used to identify brain tumours. MRI's high-quality picture production makes it a popular choice for this application. The development of...

In this study, a thermal lattice Boltzmann model is employed to investigate the natural convection in square cavities with power function temperature boundary. The horizontal wall of cavities is adiabatic, and the temperature at the west and east wall is set to constant or a power function. Four cases...

With the development of modern science and technology, information technology has been widely applied to education and teaching with more studies on the integration of information technology and subjects. However, during the implementation and practice, there have been also some setbacks in the early...

A new regional squared centroid method is proposed to design a ranging System adopted MCU, CMOS image sensor and direct laser triangulation method, after analyzing the advantages and disadvantages of the laser triangulation method. And the principle, hardware settings and data processing of this system...

The Canadian S&P/TSX Composite Index is a capitalization-weighted equity index that records the stock performance in Toronto Stock Exchange (TSX), which is the primary stock exchange in Canada. The S&P/TSX is closely monitored by investors and becomes a barometer for the health of the Canadian...

Recently, the game console industry has been developing at a considerable rate. Also, the development of 3D technology is fast and promising. In the present market, there are already game consoles and games providing users with 3D perception. But actually, the technology they used is called non-immersive...

As the use of NX70A flat wagon is becoming more and more widely, it is necessary to study the overlong cargo allowable loading weight of NX70A flat wagon. This paper firstly designs several adverse vehicle operating conditions, then builds the dynamics model of NX70A flat wagon and making simulation...

Formal verification for safety-critical software requirements is used to improve the safety of software system. Model checking precisely verifies the related properties of software system, but there still exist limitations in properties extraction which is traditionally obtained by artificial definition....

DC distribution can reduce the converter link, improve power efficiency, while make renewable energy access convenient, and there is no need to consider the stability of frequency, reactive power and other issues. As a micro-grid power feed part, DC/DC converter’s control method is particularly important....

TRIZ is a theory of inventive problem solving. The most important part of TRIZ is 40 inventive principles. We found that the principles are still described in natural human language, so we try to give mathematical descriptions. And it is discovered the effectiveness in new breakthrough on the principles....

This paper explores the application of the interactive micro-class to the accounting teaching. In this paper, an interactive micro-class teaching mode is designed for Accounting Information System for accounting undergraduates. How the interactive micro-class is made is analyzed and discussed at an attempt...

The study is the general research project of science and technology of Liaoning Province in 2014, is the provincial science and technology research project. The purpose of the study is to protect the good ecological environment and manage and restore the damaged areas of the Dandong area. The study has...

With the rapid development of the internet, the excessive information of user and item leads to user-item rating matrix becomes bigger and more sparse, also, accuracy of the traditional collaborative filtering recommendation algorithm gets lower. So in order to improve the precision of recommendation...

Material science is an interdisciplinary field applying the properties of matter to various areas of science and engineering. Frames have become the focus of active research field, both in the -ory and in applications. In the article, the binary minimum-energy wavelet frames and frame multi -resolution...

In this era of rapid change, quality education has become a trend.It takes ten years to grow trees,but a hundred to rear people. According to the growth stage of the students, target to carry out the relevant boutique projects.In the activities of education and guidance work is conducive to the growth...

It will bring us opportunities for the professional development of colleges and universities thanks to the reformation of college entrance examination mode. The "1+2+1" college enterprise mdoe could be put forward through the investigation of the professionals needs of the car services of society and...

In view of such problems as halo and color distortion for the traditional Retinex enhancement algorithm, an improved Retinex image enhancement algorithm based on bilateral filtering was proposed. In the HSI color space, firstly, the gamma correction was utilized to adjust the brightness of the image....

The era of the digital economy has promoted a new round of globalization driven by digital technology, and digital innovation will affect the business model of enterprises in all aspects. This paper uses computer language technology to mine the annual report texts of 280 listed companies in the information...

This study investigated the reaction characteristics in a pulse detonation engine, including pressure, temperature, compression ratio, sonic velocity, and detonation velocity, using CEC code and STAR-CD. The former was used for the calculation of equilibrium states, whereas the latter was used for the...

In this article we consider the general problem of utilizing both labeled and unlabeled data to improve quantile regression accuracy, and derive a nonparametric algorithm to compute the entire regularization path of the quantile estimator. We transform the optimization problem of the proposed approach...

As a new teaching means, multi-media music teaching system has been applied to music education since 21st century. From the application and analysis of various courses, we have witnessed great changes in teaching brought by multi-media technology. Compared to traditional teaching method, music teaching...

This paper is concerned with the stability analysis for impulsive stochastic high-order Hopfield-type neural network with time-varying delay. Utilizing the Lyapunov-Krasovskii Functional, some new conditions for ensuring asymptotically stability of the neural network are devised. Numerical examples show...

In light of the increasing complexity of digital security risks, This work aims to utilize machine learning algorithms, particularly Support Vector Machines (SVM) and Naive Bayes, to bolster the identification and mitigation of deceptive practices in digital environments. The utilization of SVM and Naive...

Flipped classroom depends on the development of information technology and innovative teaching concepts. It reverses time and space of teaching and learning of traditional classroom and induces deep reform of teaching concepts, teaching objectives, teaching methods and interactive mechanism, etc. The...

It is introduced in this paper the principle of wavelet de-noising, wavelet base, the choice of wavelet decomposition level, the wavelet threshold selection for signal de-noising effect is analyzed. Matlab software for simulation study is made on the wavelet noise reduction; In the seabed sediment acoustics...