Advances in Computer Science Research

Collaborative filtering algorithm is one of the key technologies of the current e-commerce recommendation system, in which the effect of similarity measure directly determines the accuracy of the recommendation system. An improved method of similarity measure and the corresponding collaborative filtering...

Based on deterministic Precise Integration formulation, a stochastic Precise Integration algorithm is proposed and developed in this paper for the random analysis of nonlinear systems. The recurrence relations are derived to calculate the covariance matrix response of linear and nonlinear systems subjected...

The usage of clean energy such as electric energy will help promote energy conservation and emission reduction, optimize energy use structure and improve energy efficiency. The realization of the "electric energy substitution" strategy can realize the replacement of loose coal and direct fuel in the...

“Big data” has become a hot spot of the times, and the processing of big data is inseparable from Data Center Networks (DCN). As the infrastructure of the information era, data center networks provide a variety of network services and become key support technologies for future Internet/Cloud computing...

Based on the characteristics of power grid construction projects, in order to meet the development goals of the power grid, firstly, an index system for optimizing the ranking of power grid investment projects is formulated. By establishing an optimization model based on matter element extension for...

The stack is a very special data structure that can only be inserted and deleted on its side, and is a very special linear table. It in accordance with the first to go out of the order of the principle of data storage, that is, first entered the data into the bottom of the stack, the last entry into...

Advances in nanotechnology and sensor networks recent years provide the opportunity for developing Wireless NanoSensor Networks (WNSNs) in the terahertz (THz) band(0.1-10THz). It’s a new challenge for the THz nano-networks to satisfy biomedical applications with a medium access control (MAC) protocol...

In the environment of insufficient light, vedio monitoring system could be easy to get indistinct vedios and blurred pictures. In order to achieve better image effect, this paper proposes a method for color image enhancement in real time low illumination. By means of color space conversion, histogram...

Feature selection aims to select a smaller feature subset from the rate data which maintains the characteristics of the original data and has similar or better performance in data mining. traditional information theory often divides the relevance and redundancy of the features into consideration in unsupervised...

Elementary school students’ knowledge of fraction magnitude may predict their mathematics achievement. Students’ mathematics achievement is influenced by their mathematics difficulties. This study exposes students’ representations in estimating fractions to indicate their fraction magnitude knowledge....

The construction sector’s carbon footprint demands urgent material innovation. Using Building Information Modeling (BIM) integrated with structural analysis, we conducted a comparative design study of basement ceiling beams (35,558 m2) in a Chinese residential project. Results indicate that 630-MPa high-strength...

With the increasing importance of language education in the global context, there is a growing demand for innovative teaching models that effectively integrate technology to enhance learning outcomes. This study explores the design and evaluation of a teaching model for college Chinese Language Public...

This study introduces CB-ResNet and CB-DenseNet anomaly detection models that utilise attention mechanisms. The objective is to overcome the limitations of classic anomaly detection algorithms, including low detection accuracy and unstable model performance. The backbone network utilises the convolutional...

A real-time photo printing system is an innovative "Internet Plus" project, which is different from the traditional photo film industry. Users only need to speed a short period of time to complete the photo printing. At the same time, with the help of electronic payment, such as WeChat payment, Beijing...

Referring to the findings of domestic and foreign studies in customer value gap theories, this paper probes the "gap model" on the basis of the dual perspectives of enterprises and customers. This is achieved through discussing the five perception gaps of customer value between the company and its customers....

Recent years, with increasing urban population, urban traffic's pressure is increasing. Urban mass transition is in the period of rapid development. The new generation of train control system-CBTC(Communication Based Train Control)is applied to the constructions of urban mass transition. In CBTC system,...

The performance of contemporary weapon systems has been enhanced by the development of military high-tech, which makes the maneuverable warhead as a new challenge of ballistic midcourse tracking. Aiming to solve the maneuvering warhead tracking, nonlinear filter algorithm, which is specially designed...

There exist issues of fast environmental degradation, poor intelligence, and low management efficiency with the improvement of breeding rabbit scale. This paper presents the standardization breeding system of rabbit based on internet of things (IOT). This project realizes automatic precise feeding, growth...

Recent years, an explosion of cyber-attack accidents once more sound the alarm on the significance of cyber-security issue. For the sake of establishing robust panoramic defense architecture in modern Cyber-Physical Power System (CPPS), an effective and quantitative vulnerability assessment of CPPS is...

In order to improve the efficiency of collaborative product design, project task and team should be allocated and scheduled reasonably. Firstly, the matching degree between task and team was defined. Then, trading-off project duration and cost, multi-objective scheduling model of collaborative product...

The Stimulated Raman Scatting (SRS) sometimes plays a negative role in a fibre OPO ring cavity, which may consume the signal laser power. We established a mathematical model for describing the SRS process in the OPO cavity. A SRS threshold is presented. The SRS net effective gain should be smaller than...

As Chinese paper-cut art of local culture, implies a deep cultural heritage, has extensive flat constituent elements and adornment sex is extremely strong. Through the paper-cut art many aspects cultural reference, apply paper-cut art in the design of the clothing fabric, and nationality color in the...

Currently, all of the transport sectors such as the aviation, rail, highway, marine and other areas' automated ticketing system have been basically able to quickly meet the needs of people-smart, saving manpower and material resources. However, small businesses and individuals need to further expand...

Due to the energy and resource constraints of a wireless sensor node in a wireless sensor network (WSN), WSNs adequately need effective mechanisms for data forwarding to enhance the energy efficiency in networks. To solve this problem, Multipath routing protocols are often used to balance the network...

In this paper, the features of HTML and XML were compared, and expounds the necessity of transition from HTML to XML, and finally introduces document conversion, XHTML conversion and intelligent instead of three kinds of HTML to XML conversion method.

In this paper, we analyze the current situation of gas filling station, find out the risk factors affecting the safety of gas stations, and propose a new algorithm based on BP neural network model. With the historical monitoring data of gas filling stations, BP neural network model can be used to approximate...

Hydraulic cylinder is the core of construction machinery remanufacturing. Remanufacturing enterprises in China are eager for finding out feasible remanufacturing process for the used hydraulic cylinder, which main failure mode is scratch on the surface of hydraulic cylinder bore. Causes of failure mode...

Communication transmitting tower is an important part of communication engineering, analyzing structural characteristics and dynamic characteristics of the tower has practical significance. The three-dimensional model of communication tower is established by Solidworks, and the model is simulated and...

In the mid and late 20th century, with the rapid development of computer technology, control technology, electronic technology and sensor technology, etc., multi-sensor data fusion technology emerged. Data acquired by multi-sensor data fusion technology has multiple levels and grades, which is of more...

With the maturity and popularization of the technology of power electronic transformation, the power drag, rectifier circuit is used in great quantities in the application fields such as power system, which is including diode uncontrolled rectifier circuit, voltage type PWM rectifier circuit. To stabilize...

In this paper, we propose a new watermarking algorithm for chaotic sequence based on wavelet transformation from the traditional digital watermarking algorithm in wavelet domain which has been introduced. We have researched the basic steps of watermarking embedding and extraction algorithms for the chaotic...

The present study was to investigate the effect of proactive personality (PAP) and cognitive flexibility (CF) on the student pilots’ situational judgment. This study was based on a sample of 222 student pilots from Civil Aviation Flight University of China. The results showed that proactive personality...

For networked control systems such as packet loss and delay of the basic problems, this article launches the research from the perspective of network scheduling optimization, build the QoS semantic model and service model for networked control, puts forward the multi-level QoS guarantee strategy deployment...

Gymnastic dance is an elegant sport which arouses interest of teenagers, more and more people are involved in it. The paper uses literature method, logical analysis method and field survey method to investigate the present situation of market operation of gymnastic dance club in Neijiang city, analyses...

This article discusses the problem of active detection and estimation for the elevation angle of a target in a homogeneous shallow sea environment, where a method using active detection on virtual time reversal (ADVTR) is proposed to solve the estimator performance decline problem caused by multipath...

Let G = (V, E) be a graph with vertex set V and edge set E. A bijection map f : E → {1,2, …, |E|} is called a local antimagic labeling if, for any two adjacent vertices u and v, they have different vertex sums, i.e. w(u) ≠ w(v), where the vertex sum w(u) = Σe ∈ E(u) f(e), and E(u) is the set of edges...

Monkeypox, a re-emerging zoonotic disease, has raised global concerns due to its increasing transmission. Accurate and early detection is crucial for effective outbreak management and disease control.Various AI-driven diagnostic techniques have been developed, focusing on deep learning-based image classification...

Artificial Intelligence and Machine Learning enabled smart cities have become a crucial part for the development of a country, it allows the data to be gathered in such a manner which gives track of all the records. This study focuses on these smart cities in to collect information which can be helpful...

Stock prediction is an important application in the field of data mining, which can help investors mitigate risks, estimate returns, and also anticipate company development. By providing historical stock prices of a certain company, machine learning/deep learning methods can be employed to estimate the...

Represented by two digital currencies, Bitcoin and Ethereum, the dynamic characteristics of the currency value of digital currencies are analyzed. First, we conduct a horizontal analysis of the relationship between these two digital currencies through co-integration and Granger causality test. Secondly,...

Augmented Reality is a new-age technology that offers a wide range of advantages that can enhance an individual’s experience, improve productivity, reduce costs, and has the capability to disrupt various industries quickly. The growth of AR has been especially significant over the past few years and...

In this paper, based on the materials between the years of 2001-2012 in Shandong province, we estimated the level of the fusion between informationization and industrialization, calculated the integration index, and quantitatively reflected the integration development level of the fusion between informationization...

In the practical application of power system fault protection, the traditional series current-limiting reactor has power loss and affects network security and stability. In order to exclude the negative impact, high-speed switch can be connected in parallel at both ends of the reactor. In that it can...

This paper presents a survey about the existing web-based information management system for volunteer services. Based on the survey results the paper highlights the new features and functions of the next generation of the volunteer service system. A prototype system incorporating these features and functions...

This article describes a new perspective of evaluating internal cost control efficiency for manufacturing enterprises through the efficiency of material, energy, labor and capital to find an efficient way to evaluate the efficiency of the implementation of internal cost control. The conventional way...

In the current situation, the market demand for applied translators is growing. The traditional model to train translation talents has been unable to meet the current social development, so it is necessary to cultivate a new model to train translation talent. We mainly start the analysis and research...

Application of BIM technology in the construction of assembly substation is the trend of construction industrialization and informatization in power grid industry. Assembled substation is composed of concrete structure and steel structure. In the process of building refined BIM model, two different models...

In order to study the teaching method of reading spectrum in junior high school, the present situation of reading ability of junior middle school students was studied by questionnaire in this paper, and the present situation and existing problems of reading ability of junior high school students were...

Considering the weak signal of partial radiant point, the traditional TDOA(Time Difference of Arrival) detector cannot meet the requirement. A weak signal detection method based on double time difference collaborative mechanism is proposed. In this thesis, the double time difference collaborative detector...

In the present era, electronic communication plays an essential role in our daily lives. However, this convenience is accompanied by the persistent challenge of email spam, which inundates inboxes and poses a serious cybersecurity threat. Email spam remains a pervasive issue, with conventional spam filters...

This paper takes the School of Continuing Education of Kunming University as the practical subject, focusing on the holistic informatization service and management of continuing higher education. Making full use of computer technologies, a research model consisting of three core elements is constructed,...

One of the most popular audio file formats suitable for hiding information is Windows Audio-Visual (WAV). The two main areas of modification in a WAV file for data embedding are the storage environment and digital representation of the signal that will be used. In order to conceal secret messages successfully,...

This paper firstly aims to survey the layout situation of water gauge in the jurisdiction of Changjiang River waterway maintenance management department, then, in terms of previous survey results, the research analyzes current problems of Changjiang water level sensing point layout and combines with...

To meet the demands of different high bandwidth service, optical orthogonal frequency-division multiple access-based passive optical network (OFDM-PON) has been considered as one of the candidate for NG-PON2. In this paper, a joint peak-to-average power ration (PAPR) reduction scheme in OFDM-PON system...

Due to the characteristics of environmental protection, photovoltaic power generation has been deeply loved by the energy sector of all countries, so they put great effort into research and development. The initial investment of photovoltaic power generation is large, and its construction and popularization...

Traffic generator is a key component in the verification and test platform for network switches. It can produce packets for different network protocols, and the generated traffic can simulate the real internet traffic. A novel traffic generator, different from general traffic generator structure, is...

At present, China’s higher education is faced with a very severe situation, that is, college students generally have poor practical ability and insufficient innovation ability, which is the source promoting the constant progress of the society. Therefore, in recent years, cultivating college students’...

cloud computing is the hot topic in the application and the research sphere. And the most IT Enterprises staffs think that cloud computing is the core application architecture of the next generation of computer network technology. Though the appearing of cloud computing bring a lot of advantage, but...

Utilizing the FAO data since1961, the article analyzed the development and changes in soybean industry of the world in the past 50years. And based on the analysis of the development in production and trade in soybean industry of the world, the article put forward the aspects the soybean industry in China...

In order to further internationalize the postgraduate education in China, this article proposes that some advanced educational strategies and teaching approaches to the major courses in machinery manufacturing be adopted for training interdisciplinary experts in green manufacturing with a global vision....

Research on bauxite digesting using pressurized reactor at a capacity of 86,66 kg of feed/batch had been conducted. Bauxite with -150 mesh of particle size is reacted with 42,15 kg of caustic soda with concentration of 433,49 g/l at the temperature of 140oC for 1.0 to 2.5 hours using steam as heating...

This paper introduces a temperature of copper electrolyzer and voltage acquisition system which is divided into three layers, lower computer collects cell temperature and voltage using MCIMX287CVM4B, then sent to the gateway basing on the MCIMX287CVM4B through wireless network, in the end the gateway...

The noise measurement and analysis system of multi-channel was used at a test of high-speed intercity railway coaches analyzing the noise at different operating conditions and different speed, the sound field distribution in the intercity high-speed railway coach was tested and analyzed. The results...

Electric loading system can be used in aircrafts, vehicles and ships for loading test. It has the advantages of simple structure, high universality, low noise and fast tracking speed in loading test. But it has nonlinear factors and surplus torque. These are the important factors that affect dynamic...

This literature’s hereof purpose is to detect several key variables such as team form, team cohesion, and team cognition affect team’s achievement on base of analysis of International Team frame structure and historic researches. Moreover influential mechanism was set up about International Team performance,...

In order to quickly and comprehensively understand some rubber material data, the three layer system structure based on B_S model develop database system of rubber materials by using ASP technology, the Windows7 operating system, IIS7.5 as Web server, Dreamweaver CS6 as the development platform, SQL...

Human activities and regional development will have a profound impact on the ecosystem and landscape structure[1]. There are many forms of human activities in the nature reserves, including tours, settlements, roads and so on. This paper selected three-phase sensing images of Jiuzhaigou Nature Reserve...

It has been suggested that the ICT sector has a large potential of reducing environmental impacts in society through enabling smarter and more efficient solutions. Some of this potential may however be offset by different types of rebound and other indirect effects. There are a number of different types...

This report discusses the shortcomings of the existing online judge system's problem type, and describes the implementation and applicability of the fill-in-the-blank questions based on the open source online judge system. It is based on the open source online judge system named HUSTOJ, to realize the...

We can make use of the internet financing platform to carry out credit rating based on big data technology to provide financing services for small and micro enterprises, which has become an important form of internet finance. This paper analyzes the advantages, theoretical basis and implementation process...

Human activity recognition based on Wi-Fi Channel State Information (CSI) has gained attention in smart sensing due to its non-invasive and widespread applicability. This paper reviews four main approaches. First, traditional machine learning and signal processing use hand-crafted time-frequency features...

Magnetic nanofluids (MNFs) have recently piqued the interest of many experts because of their capability and significance in various real applications. Hence, in this study, we want to numerically highlight the influence of convective boundary conditions and radiation on the magnetic nanofluids (MNFs)...

Movement is the most important element in children’s motor development. Fine motor skills are body movements that use small muscles and require concentration between the eyes and hands, such as folding, cutting, and knitting. Positive social skills in children the impact of good motor development. The...

Data is an important asset of an enterprise and a national basic strategic resource. Data security issues are increasingly prominent in the era of big data. Strengthening data security governance is not only an objective requirement of national supervision, but also a subjective requirement for the development...

By studying the development of graphics and image technology, analyzing the application status of computer three-dimensional modeling technology, combined with the current demand for scene modeling of scenic spots, this paper summarizes the relevant elements of computer-generated virtual scenic spot...

Word learning is always one of the most difficult points in college English teaching. From the metaphor cognition point of view, the thesis advances a new vocabulary teaching method—the conceptual learning of English words and phrases via metaphor, and what the teachers should pay attention to when adopt...

The crisis of confidence has become increasingly rigorous, especially in recommendation domain. Deception and malicious attacks are found among the traditional collaborative filtering recommendation systems. Taking into account the credibility, the behaviour-based trust relationship, and the social circle-based...

Recent studies have confirmed that people produce mental simulation when processing sentences including literal motion, abstract motion or fictive motion. However, the doubt is whether EFL learners mentally simulate fictive motion during language comprehension as native English speaker did. The paper...

For the further development of hybrid technology and energy recovery technology application to improve energy efficiency. Research on hybrid bicycle control system comprising a brushless DC hub motor control and energy recovery process, the system selects STC12C5620AD as the control for brushless DC...

With the rapid development of technology, intelligent mobile phone hardware performance improving. Meanwhile, the openness of Android system is also conducive to the development of software.Therefore this paper proposes a elevator overspeed governor speed measuring system based on Android Smartphone,...

For solving timely ignition of travelling charge and regular energy releasing, a new mode of travelling charge has been proposed. Propellant is substrate propellant, adopt existing energetic binder, use the energetic binder with lower burning rate and energy by compaction technology to shrink and wrap...

To reduce the impact of distance information errors, an improved location algorithm in WSN based on fuzzy clustering is proposed. It is explored that clustering methodology is employed to wireless sensor network localization schemes. By cluster analysis, the novel algorithm can figure out the distance...

There are a lot of intensive research on character and numeral recognition for some of popular scripts such as Roman, Arabic, Persian/Farsi, Chinese and Indian. Unfortunately, there is less work on the Urdu language which is used by ¼ population of the world. In this paper we present a review on numeral...

Compton scattering of BaCl2 solutions is studied in this article. And the electronic structure of some aqueous BaCl2 solutions is analyzed profoundly according to the density functional theory. The microscopic mechanism of Compton Scattering of such solutions is discussed. And it is concluded that the...

On the basis of analyzing the development status of the ZigBee technology, a new method to analyze the wireless communication reliability is proposed by using the signal strength (RSSI), through the formation of a wireless network model by using module CC2530PA, all the packets received in the ZigBee...

Pairwise testing is an effective combinatorial test generation technique that can generate tests covering all pairs of parameter values. Genetic algorithm has been used for pairwise test generation by researchers. It can often produce smaller test suite, but typically require a longer computation. To...

The method of using reservoir flood resource based on adjusting flood control level will inevitably bring a risk while generating some economic benefits. How to use the flood resources safely and reasonably needs to carry out risk decision. In this paper, reservoir flood resources utilizations is the...

In this paper, the discrimination of speech and ship-radiated noise has been studied, for their interference with each other in the modern sea war, and a new feature abbreviated as SFSD (the Similarity of the Frequency Spectrum Distribution of two successive signal frames) is introduced. Based on the...

In order to solve the problem of short life of lead-acid batteries under abnormal operation and maintenance, a centralized photovoltaic management system of lead-acid batteries based on Internet of Things was designed. The system uses photovoltaic cells as energy devices, adopts embedded technology to...

The article presents a study of the functioning of higher education systems at the regional level in terms of their productive efficiencies. The purpose of this research is to determine the regional higher education systems' effectiveness using a Slack-Based Measure of efficiency (SBM), which is a variant...

Demand response plays an important role in realizing power supply and demand balance as well as optimizing resource allocation. In an increasingly open market environment, it is necessary to study the interests of each participant in demand response and formulate a reasonable and effective response mechanism....

In the new era of Internet and big data, urban traffic has been effectively relieved, which mainly benefits from the reasonable application of big data technology. The fully expression of application advantages of big data has improved urban traffic jam and helped intelligent transportation service more...

The article designs and implements the hardware and software of cold chain logistics quality perception based on Internet of things,and establish a sparse compression sampling model based on biorthogonal wavelet transform base, wireless real-time sparse compression and transmission model and the reconstruction...

User logon failure accounted for a relatively large proportion in network fault. Therefore, it is of great significance for service providers to diagnose and locate login failures quickly. In this paper, a login fault diagnosis method based on bayesian network is proposed. Firstly the login fault events...

This study aims to find out the description of the use of educational game media and its impact on the mathematics learning outcomes of grade VI elementary school students. This study included quasi-experimental research with a pre-test-post-test control group design. This study involved 29 sixth grade...

Social commerce, a new form of online shopping, is growing with more consumers purchasing through platforms like Xiaohongshu. However, its impact on consumer behavior remains unclear. This study examines consumer behavioral intentions on Xiaohongshu, proposing models and hypotheses. Data from online...

Based on the panel data of 31 provinces in China from 2011 to 2020, this paper studies the development status and characteristics of digital finance in China by using descriptive statistics and analysis of variance; And use the regression model to test and analyze the relationship between digital finance...

With global information technology development, the era of big data is in the offing. Power industry is closely related with people's livelihood and it is necessary to introduce big data technology to improve its economy and reliability. The completion of Jiangsu Electricity Information Acquisition System...

There are contrasting ways to understand the Web: as global technical infrastructure, the largest ever information construct, and as social new media. Existing communities of ICT for sustainability, such as environmental informatics, Green ICT, and even the more recent sustainable HCI, tend to focus...

60 students as participants were recruited to complete a questionnaire about the visual perception feeling of different design in stereoscopic, plane and color of . Data was analyzed via Human Engineering research-Semantic Differential Method. The result shows that there is a slight difference in visual...