Advances in Computer Science Research

In order to settle the problem of time and frequency synchronization of Mobile Multistatic Radar System (MMSRS), an algorithm that combines pseudo-noise (PN) code ranging and dynamic fine phase shift capability of Digital Clock Manager (DCM) module in FPGA is proposed to realize accurate synchronized...

With the popularization of the Internet, online shopping has become a kind of shopping that is known to all. The network customers are accustomed to obtaining the related information from the net. Under this circumstance, online reviews can spread at a stupendous speed on the Internet and their influence...

In the realm of autonomous driving technology, significant strides have been made, yet challenges persist. This paper aims to explore the effectiveness of applying a Model Predictive Path Integral (MPPI) controller in autonomous driving technology. The advancement of autonomous driving technology has...

Temperature prediction plays a crucial role in meteorological analysis, scientific planning of agricultural production, precise allocation of energy management and so on. But traditional temperature prediction methods often fall short in terms of prediction accuracy and fail to meet expectations. To...

Currently, low-density parity check (LDPC) coded multiple-input multiple-output (MIMO) orthogonal frequency division multiplexing (OFDM) systems becoming very important research area in wireless communication. Especially in high throughput wireless communication, due to its capacity increasing ability...

With the increasing complexity of the traffic system, the study of driver emotion has become a hot topic. Traffic psychology mentioned that both the driver's character and the emotional changes in the driving process will affect the driver's driving behavior. Through real-time tracking of human physiological...

In recent years, with the continuous progress of educational reform, English teaching has been prevalent in colleges and universities and English has become a compulsory course in college English major. But this course is more abstract, obscure and so on, so how to learn this course well has become a...

The material about the use of business processes to determine the quality of receiving services in a public institution is presents in article. It is proposed to take into account when obtaining a quality not only qualitative assessments, which are connected with the expert assessment and customer opinion...

This paper analyzes the authentication security of lightweight authenticated cipher ACORN, a second-round candidate of the CAESAR competition. We first put forward the necessary and sufficient conditions for state collisions of ACORN. Then we point out the errors of the designer’s analysis and utilize...

The mixture fraction/probability density function (PDF) model and eddy break up (EBU) model were used to simulate the combustion in a 200MW foursquare tangential circle boiler, calculating the flue gas velocity field, temperature field and combustion product concentration distribution in the furnace....

Behavior energy consumption is getting more attention in building energy consumption field. To distinguish the energy behavior related to sockets, a new smart socket was designed and many electrical parameters can be acquired in high frequency. This socket supports remote control, and it supports TCP...

The mechanical property of collective escape capsule of pressure hull in deep-sea environment is studied In the engineering examples of new type of variable thickness escape capsule the different thickness of the displacement, stress distribution and its regularity of distribution of mechanical stress...

As a conservative, high-order accurate, shock-capturing method, weighted essentially non-oscillatory (WENO) scheme have been widely used to effectively resolve complicated flow structures in computational uid dynamics (CFD) simulations. However, using a high-order WENO scheme can be highly time-consuming,...

Based on current content and teaching of course “Database Principles”, this article discusses the problems of building a curriculum group centered around this particular course, and aims to improve the teaching methods as well as to increase teaching efficiency of course by integrating knowledge modules...

With the increasing environmental pollution, public transportation development is an urgent task. This paper mainly combines the characteristics of Suzhou's public bicycle system to conduct a sample survey of residents in Suzhou, focusing on the individual economic attributes (gender, age, occupation,...

Aiming at the problems of static fixed network architecture, low resource utilization and difficult maintenance of existing measurement and control system network, this paper introduces a design scheme of flexible interface unit which can realize functional reconfiguration. The design uses the FPGA as...

the user demand for electric vehicles is more and more intense, will make electric drive in green energy storage and the rapid growth of the vehicle. With the further development of logistics transportation,This paper analyzed the factors which influenced the bearing stability of high—order picking vehicles...

The surge in adoption of remote working has turbocharged the demand for effective, intelligent and real-time engagement solutions. Edge Artificial Intelligence (Edge AI) is one of these disruptive technologies that are revolutionizing remote collaboration, with its expectations of seamless, real-time,...

Understanding emotions is critical to many fields, including psychology, medicine, and human-computer interaction. The study uses datasets from RAVDESS, SAVEE, CREMA, and TESS which cover a wide spectrum of emotions, including neutral, surprise, happiness, sadness, disgust, anger, and fear to thoroughly...

The scale of the global power system is constantly expanding. In order to ensure the safe operation of transmission lines, power line inspection and insulator cleaning are essential. The traditional power line inspection and insulator cleaning methods are low efficiency, high cost and low safety. With...

A company's performance in the Environmental, Social, and Governance (ESG) domains serves not only as a key indicator for evaluating its overall operations but also has an intricate and complex association with its sustainable development capabilities. This study constructs a comprehensive model...

Overlapping signal separation in spectrum is a difficult problem. We use Gamma Mixture Model to formulate the distribution of signal power in each frequency bin of digital phosphor technology (DPX) spectrum. Then Expectation Maximization (EM) Algorithm is used to solve the model. Simulation results show...

In order to discussing the information literacy requirement of the teachers and students in information era, The paper first elaborates the connotation of concept and basic elements of information literacy, analyzes the information-based teaching skill of teachers should possess in the information education,...

The traditional watermark is replaced with a novel coding watermarking scheme, which is focusing on BCH error control coding for increasing the security of the digital products. The pretreatment of watermark image is to be done first of all, iris image is transferred into the binary sequence. And then...

This paper designed a circularly polarized (CP) horn antenna working at X frequency band in this paper. The stepped septum polarizer (SP) was used to convert the linear polarization into circular polarization for the discussed square horn antenna. The circularly polarized horn antenna designed in this...

Artificial Population is very useful in many application domains. In this paper, we use census data to synthesize artificial population. We define the structures of household and individual. The data patterns of census data are analyzed too. Based on these definitions and patterns, we design the algorithms...

In the past, the psychological capital was often regarded as the resources of the individual, and this paper tries to study whether the psychological capital can be regarded as an individual trait that affects the distribution of individual resources,that is psychological capital will moderate the impaction...

Software safety issues have become severe problems in modern information industry. Binary tamper-resistance techniques as an important means for software protection, have become a worldwide popular research topic. In this paper, we firstly introduce basic concepts of software cracking and protecting,...

CeO2 nanotube with improved catalytic properties has been synthesized by a simple precipitation method using P123 triblock copolymer as surfactant. The prepared samples were characterized by X-ray diffraction, Scanning electron microscopy and BET surface area analysis. The activity of the material in...

In order to improve the performance of Cloud Security Immune System(CSIS), the representation and storage of the feature data of self-set is studied. Firstly, it proposes a Bloom Filter Self-Set storage model (BFSS), which can reduce the storage space of self-set effectively and save query time. Secondly,...

Auspicious cloud is one of the most Chinese-style auspicious patterns with a long history in China. However, most of previous research works focus on realistic cloud animation, little effort has been paid to model auspicious cloud in traditional Chinese style. In this paper a procedural modelling method...

Three typical textures of brittle, elastic and viscous foods were selected, and the mastication was simplified into 3 modes of cutting, pressing and grinding. The optimal mastication mode of each texture was identified according to the material destruction criteria and using the finite element method...

The downward pressure on the economy is growing recently. The pressure on real estate to inventory is also growing. Although the property market clinches a deal well, the majority of real estate enterprises still have greater selling pressure, so many real estate enterprises began to adjust company structure,...

The article analyzed the impulse noise characters of the image, proposed an improved Intersecting Cortical Model. The model has to rely on the concept in the respective processing time (node) independent information, threshold function related with the number of iterations. We will introduce the timed...

Conservative milling parameters are usually adopted in actual milling. This paper presents an optimization procedure to determine the optimum combinations of machining parameters for minimal cutting force and maximal machining efficiency. The regression model for cutting force is developed as objective...

The Cr7C3 coatings used in a helicopter transmission system was peel off in service life. In this paper, the causes of the crack are analyzed by experiments. The results show that peeling mode is contact fatigue flaking. The reason for the peeling is that there are many crack sources in the coatings....

As the world is rapidly urbanizing, the smart growth theory is widely applied into the urban development and is becoming a more and more important issue. The paper provides a method to evaluate the degree of the urban smart growth, which could give some instructions of making plans for urban development....

Coal ash as flame retardant was used to flexible poly (vinyl chloride) (PVC), and the flame retardant and smoke suppressant properties of PVC were investigated by the limiting oxygen index, smoke density rating, and cone calorimeter tests (CONE), the thermal degradation behaviors of PVC were studied...

The paper discusses the problem of simulating successful agent experience for the purpose of its transmission and development. The approach is based on the advanced method of search in the state-space. It is suggested to develop the model on the basis on the four simulation positions with the subsequent...

General marine environmental early warning data have not formed a unified standard, due to the different angles and dimensions in expression of marine environment. General formats of these data are text type, binary type, and mixed type. These data types cannot be read and processed by the GIS platform,...

The optimization scheduling method for islanded micro-grid operation is studied in this paper. The typical structure of islanded micro-gird and function of each component are introduced. Based on the analysis of operational characteristics of PV, wind turbine generation and energy storage system, the...

A certain type of command and control system testing and training platform is designed in order to realize clear display of the operation, implement of the capability teaching, testing and fault diagnoses conveniently. This thesis which is a part of the program introduces the design and realization of...

From the two perspectives of "statistical classification of financial instruments" and "accounting standards", this article provides a brief description of definition and classification standards of financial instruments, carry out comparative and analysis of five items one of which is special drawing...

This paper shows a model to calculate the availability of a business system. K - out - of - n model is a system consists of n parts. When there are at least k parts during normal work, the system can work normally. Also, the paper gives a MTBF usability testing method to test the availability.

With the rapid development of virtual reality technology in recent years, the virtual images in the virtual reality system can deeply interact with users. Virtual reality technology is now entering colleges and universities and has become a tool for many experimental teaching. Virtual reality technology...

The teaching and learning of statistics can be seen as something very different from other subjects. Apart from cultivating counting skills that involve high thinking and creativity, statistics also requires an understanding in terms of a concept that is accurate and more comprehensive. However, various...

Cases of skin cancer have become very common in many parts of the world due to modernization in all aspects of life along with many other contributing factors. So it becomes important to study and evolve better and more efficient techniques for the early detection of cancer for faster and higher chances...

Artificial Intelligence (AI) has become a disruptive element in predominant education, as it considerably affects the process of learners, their evaluation, and professional readiness. Scientific, forensic science, and cyber education fields are some of the areas where AI-powered systems are becoming...

To address the contradiction between the supply and demand of external spaces in universities and the issue of functional singularity, this study, based on the theoretical framework of ecological psychology and behavioral psychology, through the behavioral observation method, a differentiated micro-updating...

Based on numerical simulation, the delay of smoke detector alarm was studied in this paper. The air velocity fields and smoke concentrations were introduced in to help to analyze the impact of detector location and air supply velocity on the detector alarm performance. The results revealed that the position...

Heavy rotating mechanical devices, such as ball mills in the mineral grinding process, produce strong mechanical vibration and acoustic signals. These signals consist of multiple components with different time scales and physical interpretations. Frequency spectra of these multi-scale sub-signals contain...

Statistical thinking is thinking mode that people descriptive, analyze, judge and reason the quantity characteristic and law of objective things by data consciously, it has the characteristics of quantity, fault tolerance and variability. Cultivating statistical thinking needs to pay attention to develop...

Japanese Linguistics is an important port of College Japanese Course and the good Japanese linguistics teaching has become the priority among priorities in Japanese teaching. Currently, the Chinese colleges and universities have different teaching level of Japanese Linguistics and have various problems....

To investigate the storage life evaluation method for single missile. The regular status test data was statistically analyzed, the variation of the test data was determined. The stability of the test data was discussed through the introduction of the “Mobile Standard Deviation (MSD)”conception. The MSD,...

For existing problems in visual tracking and behavior recognition, we propose a novel method to track and recognize based on gray prediction in this paper. We firstly use the background subtraction method to detect moving target and use cross entropy method to process image binaryzation. After that,...

This article focuses on algorithm to directly and fast finding out the decision rule from decision tables by using rough set theory. The concept of relative rule is put forward and the method for finding absolute reduction decision rule through combining rules of relative decisional requirement sets...

Against the background of the advancement of the digitalization strategy in education, large models have become a key force driving the revolution in classroom teaching. From the perspective of reconstructing the educational ecosystem, this paper analyzes the trilateral interactive classroom ecosystem...

The digital construction of archives in colleges and universities is the main body of archival building and development in the 21st century, which is an important part of the construction of "digital campus". This paper clarifies the significance of the digital construction of archives in colleges and...

Decision trees have been recognized as interpretable, efficient, problem independent and scalable architectures. In case of fuzzy representation there is no procedure of automation tree building. In other words existing approaches of building decision trees and fuzzy decision trees cannot provide automatically...

In order to improve China's personal income tax system, the paper analyzed the differences of individual income tax between China and America using comparative analysis method.In terms of taxpayers, deduction standard, tax rates and tax mode, there are differences of individual income tax systems between...

The /4-DQPSK modulation mode is being widely attention because of its high spectrum efficiency, resistance to decline outstanding characteristic such as being strong of performance. This paper briefly introduced the working principle of the ?/4-DQPSKand baseband difference of demodulation. It makes program...

Simulation based decision making tools, such as simulation cloning, "what-if" analysis, and etc., has being a beneficial way to analyzing of multiple alternative scenarios, however, there is no guarantee that a simulator could obtain a feasible scenario meeting the flood mitigation requirements, let...

Learners’ preferences play significant role in effectiveness of a study process. Individual preferences and group preferences however may differ considerably. While data is collected from single users, general settings are usually made to serve groups of people. An approach for incorporating individual...

This research is carried out based on the consumer behavior field, aims to analyze and give explanations of both the current situation and the prospect of cell phone APP in auto rescue. This paper introduces the disadvantages of the existing rescue APP. Questionnaires, in-depth interviews and observation...

Signals and systems course plays a vital role in the teaching of electrical professional class, the teaching quality is directly related to the students' understanding and analysis of the important concepts of signal and system's ability to solve problems, related to the quality of teaching the following...

With the development of energy storage technology and the advancement of corresponding technologies, various new energy technologies consider energy storage as an important part of their energy management. This paper introduces the types of energy storage technologies and practical applications of energy...

This paper investigates motion control technologies for bionic quadruped robots through biological inspiration. By analyzing three core methodologies - reflex control, Central Pattern Generators (CPGs), and neural network control - the study evaluates their effectiveness in improving robotic movement...

Data services are growing explosively, and the potential scale of the online data service industry is huge. However, the price system of data services is chaotic and the pricing is not standardized, which hinders the healthy development of the online data service industry. Aiming at the pricing problem...

Image preprocessing is a critical prerequisite for computer-vision tasks such as lane-line detection and target classification, directly affecting the accuracy and efficiency of subsequent models. To address the common problems of random noise, uneven illumination, low contrast, and blurred lane contours...

Oral archives resources is a significant constituent part of the system of archives resources whose collection and rescue are closely related to the retaining of archives resources. The article emphatically elaborated methods during collecting and constructing, existent problems of oral archives of universities...

Virtual team learning is a learning new style in the information era, which is effective measures to improve the efficiency of online learning. Based on the definition of virtual team learning and knowledge management, the thesis expounds the necessity of knowledge management of virtual team learning,...

Project-based learning is a widely used learning mode in the United States and European countries currently. It is built on Constructivism Learning Theory. This paper will introduce certain main components of the study, such as four major factors, research process, the roles of teachers and students....

In this paper, a new discrete curvature-the second discrete curvature is introduced. It is obtained that the curvatures of a cubic B-spline curve at its joining points are “proportional to” the second discrete curvatures of its corresponding control points about the node vector, and the second discrete...

In order to reach ubiquitous perception in Internet of things, which confusion of network deployment can’t generate when information collection, some security problems are considered in IOT, such as key management, privacy protection and data processing. A key management scheme based on Homomorphics...

Family friendly work practice(FFWP) has received considerable attention and research support over the past decade. Now the time has come to refine and better understand how it impacts job satisfaction. This study investigates the moderating effect of work-family facilitateion Specifically, we tested...

In this paper, BDE-85 was selected as the typical polybrominated diphenyl ether (PBDE) because of its obvious biological toxicity and the receptor binding affinity (RBA) was taken as the index of biological toxicity. By using the homology modeling, the aryl hydrocarbon receptor (AhR) protein molecule...

For the wireless channel characteristics, this paper modifies the cumulative ARQ in order to improve the performance of the traditional cumulative ARQ. We put in sequence confirmed feedback to satisfy the demands of the new generation cellular mobile communication. An analysis model is developed for...

As the phenomenon of users with low security classification to access to sensitive data of high-level is likely to occur during the access to sensitive information in structured data, resulting in leakage of corporate information assets, and causing serious losses to enterprises, in this paper, a new...

In this paper,we propose two discrete particle swarm optimization algorithms to solve a prize-collecting call control problem on lines based on the classical particle swarm optimization algorithm. The two algorithms combine simulated annealing and genetical methods with particle swarm optimization respectively....

With the development of Internet and Semantic Web technology, a huge amount of information appears on the network. Meanwhile, more and more knowledge was descripted based on XML (eXtensible Markup Language) and RDF(Resource Description Framework)format. It is a worthy study on problem of Knowledge Convergence...

To the relatively low recognition rate of gait frame difference energy image (GFDEI), this paper proposes gait frame difference entropy image (GFDEnI) to describe gait feature based on it, and then adopts improved KNN to recognize. GFDEnI describes the uncertainty of each point using Shannon entropy...

In the railway system, the speed of trains is increasing continuously. In order to improve safety and reliability of signals, a 2-Vote-2 safety system based on single FPGA chip and multiple IP soft cores is designed. The control system embeds two MC8051 IP cores and a 2-Vote-2 module which is consisted...

The flow field of a herringbone grooved hydrodynamic journal bearing is numerically simulated by using FLUENT, a computational fluid dynamics software, to reveal the complexity of hybrid oil flowing. Influences of structure parameters on pressure distribution, static characteristics and cavitation are...

As the widely development of Next-generation sequencing (NGS), many studies conducted the somatic data analysis of cancers, which provides the valuable information for understanding cancer incidence and progression. In this paper, we conducted a somatic data analysis for eight cancers, they are: Glioblastoma...

The article considers the problem of constructing a model of decision making taking into account the individual contribution of people in a decision situation. Based on the concept of goal-oriented situation it introduces a linguistic evaluation of its components. This approach allows integrating psychological...

In order to amplify the output signal of an infrared detector, this paper analyzes the principle of infrared detector and noise characteristics of the amplifier circuit, and based on JFET devices and operational amplifiers a low frequency low noise amplifier is designed. The simulation shows that the...

With the development of multi-core and many-core processors, how to leverage the hardware improvement to boost application performance remains a challenge for ensuring the continuously improvement of computing and data processing capabilities. Specifically, in this paper, we focus on how to efficiently...

This paper aims to explore a vehicle stability control strategy based on sliding mode variable structure control theory. The smart car is used as the simulation object, and the vehicle's centroid angle and control system are mathematically modeled and controlled. The research was carried out and joint...

The research mainly studies the types of traditional rainwater harvesting and utilization patterns in Guanzhong area of Shaanxi Province. From the point of view of increasing efficiency and saving resources, study the types and mechanism of public rainwater harvesting facilities in traditional rural...

Get the information of the three-dimensional object from the two-dimensional image, camera calibration is an essential and critical step. The position of a three-dimensional object, geometric information such as shape and state can be obtained from 2D image only by camera calibration and thus the information...

Technological advancements and shifting industry demands have caused job markets to change quickly, making it difficult for job searchers to find positions that align with their goals and skill set. Conventional recommendation systems frequently fall short because they rely on out-of-date data and ignore...

This study examined Taxpayers Education as a key strategy in using artificial intelligence to increase tax compliance in Indonesia. The implementation of artificial intelligence (AI) in tax services and supervision in Indonesia has garnered attention due to its potential to enhance the efficiency and...

The decision threshold in clinical heart disease risk assessment is critical for real-world utility but frequently overlooked. This study investigates threshold-aware prediction using a clinical dataset of 919 records (14 features), with heart disease presence (num > 0) as the target. Preprocessing...

Correlation calculation plays a very significant role in many scientific fields such as signal processing and string matching. Finding a faster and reliable correlation calculation is very helpful to improve the performance of the system. This paper applies a sub-linear time complexity correlation algorithm...

no matter which method chosen to calculate earthwork, it always needs to consider about describing the design surface as accurate as possible. However, in fact, each project has different construction from each other. And each construction has its different design elevation. Meanwhile, for a complete...

The most typical method to estimate the covariance matrix of sea clutter by secondary samples is the sample covariance matrix (SCM), implying secondary samples with the same statistical property. The hypothesis established or not depends on whether or not sea clutter is spatially homogeneous. In order...

The innovation of E-commerce talents cultivation model is the emphasis of modern pedagogy, also is one of significant research subject about higher education research in National and Guangdong Province Medium to Long-term Development Plan and The Outline of 12th Five-Year Development. Through carrying...

In order to study whether the foreign direct investment to promote technological progress, this paper calculates the Malm quist TFP according to the methods of Malm quist-DEA and employs Hausman to test the effect to TFP of domestic R&D capital stock and foreign R&D capital stockt. Conclusions show that...

In this paper, the author analyzes the current situation of electronic educational platform, introduces the systematic structure of the Web service and the service agreement. And the author from two aspects of special interfaces and expansion SOAP, put forward design scheme of electronic educational...

Expanded graphite (EG) was used as a flame retardant and mixed with the flexible polyurethane foam (FPUF). The effects of EG on flame retardant properties of FPUF were studied by limiting oxygen index(LOI), rate of heat release (RHR), total heat release (THR), total mass loss (TML) and mass loss rate...