Advances in Computer Science Research

For satellite on-orbit supply unit during the period of degradation problems, based on the factors that affect supply unit output power and accepted by the satellite ground stations to related telemetry data, this paper proposes a clustering-based satellite solar power components regression estimation...

Micro-learning resource is a new product of mobile Internet with the characteristics of visualization, fragmentation, structuring and nonlinearity in the era of the Internet. Analyzing the design and the construction principles of the micro-course, the paper presents a brief and acceptant concept and...

In the field of cloud manufacturing, in order to evaluate cloud service composition better, simulation could be introduced into the process of cloud service composition. This job requires adding simulation information to the service description document. Besides, for achieving the simulation of cloud...

Domestically, virtually very little has been done in this area in the printing and dyeing production process scheduling, while some work using dispatch rule for modeling and solution is reported abroad. In this paper, a mathematical model is presented to describe the printing & dyeing production process...

Let G be a simple graph with n vertices and let A(G) be the (0, 1)-adjacency matrix of G. The characteristic polynomial of the graph G with respect to the adjacency matrix A(G), denoted by χ(G, λ) is a determinant of (λI − A(G)), where I is the identity matrix. Suppose that λ1 ≥ λ2 ≥ ⋯ ≥ λn are the adjacency...

ESP teaching is in order to adapt to the teaching goal of language teaching, and ESP course content reflects the learning elements required and the purpose of various aspects, and ESP teaching is whole of these elements, including various kinds of language activities, language activities involved in...

With the increasing need for digital images in everyday life, images are collected through various devices such as digital cameras, cell phone cameras, and scanners. This image data will be further processed, one of which is to segment objects from the background. The technique that can be used is segmentation...

The navigation computer plays an important role in the missile guidance system. With the development of missile guidance systems, the navigation computer is required to have higher practical performance. However, DSP navigation computer hardware module couldn't meet the requirements any more .Due to...

Considering the randomness and complexity of vessel oil spill accidents, the oil spill quantity, clean-up response, the oil spill area and the environment sensitivity were taken as the influencing factors through the analytic hierarchy process. Based on the study of the Adaptive Neural Fuzzy Inference...

With the development and popularization of E-commerce, more and more information services have appeared on the web. In order to meet users requirements more accurate, several service recommendation systems had been set up. Many methods have been proposed to discover users' interest for service recommendation,...

Our society will enter a comprehensive network era, which is mainly featured with electronic commerce. Our life will be more closely with the computer network. We can say that our life cannot go without computer network. So there is no doubt that network security is very important for us. We can't imagine...

According to the Chinese Internet fraud is becoming more and more complex, this paper studies to search engine technology as the foundation, through the computer collected public opinion data fraud, then use the information extracting and processing these data, the semi-structured web data into specific...

Assisting the teaching and administration greatly, campus network is becoming more and more popular. However, more and more problems appear. Especially the flow control becomes a key problem for the campus network management. The paper analyzed the principles of flow con-trol and its security management,...

Urban road traffic system is a system which is a collection of its internal factors, complex open, large randomized controlled. It has the basic characteristics of relevance, dynamic balance and structural. The characteristics of urban road traffic system determine the complexity that problems. Despite...

Most long-distance inter-regional power transmission grid lines are in unattended forest zone. In recent years, China's forest coverage has improved a lot which provide a lot of combustible material for the outbreak of the wildfire. Under the influence of global warming and other climatic anomalies factors,...

The multiple signal classification, MUSIC algorithm, introduces linear space to direction estimation, which realizes the breakthrough of the sound source direction resolution and lays an important foundation for the method and theory of spacial spectrum estimation. In order to better use the algorithm...

Although the classical Blinn-Phong illumination model in direct volume rendering has a good display effect on the boundary of volume data field. However, the setting of the parameters fails to provide information about the valid combination data, thus limiting the performance of the model. To solve this...

Network anomaly detection is a hot topic in the field of detection and is of great significance for ensuring the reliable operation of the network. The current research direction is mainly the detection of the host's own operating conditions, and the detection of a single resource, low detection efficiency...

The aim of the study was to obtain the optimum content of chlorogenic acid (CA) yacon tubers on the use of natural inhibitors through a combination of immersion in natrium chloride, ascorbic acid and citric acid with 14 days storage at 5 and 15°C temperature variations. Yacon tubers are obtained from...

Precise forecasting of lung cancer is crucial due to its high mortality rate. Integrating Artificial Intelligence (AI) into medical diagnostics offers significant potential to enhance prediction accuracy and early detection. This study utilized a dataset from Kaggle, consisting of approximately 1000...

Affective computing is one of the most active research problem in the field of artificial intelligence, which involves computers, linguistics, computational linguistics, cognitive psychology, and even brain neuroscience. Textual affective computing is an important topic of research in the field of linguistic...

In recent years, the expansion of tourism market has put forward new requirements to strengthen the management of scenic spots, in this paper, it takes Mount Tai Scenic Area as the researching object, establishing the prediction model of tourist amount by using BP neural network algorithm, so as to predict...

Objective: To study the molecular mechanism of P.cocos in the treatment of Jaundice by building molecular networks and comparing canonical pathways. Methods: Target proteins of P.cocos related genes of Jaundice were searched from Pubchem and Gene databases online respectively. Molecular networks and...

Nano-sized ZrO2 powders were synthesized by hydrothermal method with two types of surfactants (cetyltrimethyl ammonium bromide (cationic surfactant, CTAB), and sodium dodecylbenzene sulfonate (anionic surfactant, SDBS)). The phase structures and morphologies of the products were investigated by X-ray...

Recently, human beings have begun to attempt to use perovskite materials to manufacture the solar battery to attract the high attention of researchers from solar industry and research community, since such kind of battery is featured with comparable singleness and low manufacturing cost that are favorable...

Nowadays, many problems have emerged in the district scope and service radius of urban elementary schools. Based on the present situation of elementary schools’ layout in Hefei, this research used the Thiessen Polygons to generate new school district . The study found that the service radius of primary...

IGBT chips are basic structure of power electronic devices in the power grid system. The IGBT module with high current capability needs multi chips parallel connection. Because there are different performance parameters of the IGBT chips in the Wafer, it is necessary to select the parameters of the IGBT...

In this paper, we consider aspects of organizing self-learning for students on mathematical disciplines. We describe a scheme for monitoring and evaluating work of students based on using a specific feedback. That allows us to personalize distance learning. We demonstrate the advantages of learning systems...

In the civil aviation airport, how to ensure the security of passenger travel is the focus of the work. Therefore, we need to inspect the certificates of passenger for travel security, andthe face recognition method is researched. An improved a face recognition method and inspection of certificate method...

An evaluation method on scientific and technical journals based on principal component analysis is applied to deal with the relevance between various indices of 17 mathematical core journals. In order to choose index of quantitative evaluation of domestic mathematics journals which can provide a quantitative...

In view of the complexity of the electronic control system of adaptive optics, combining with fault tree analysis and expert system, we design an expert system on fault diagnosis for electronic control system of adaptive optics based on Fault Tree. After analysis of electric control system of AO, fault...

Adaptive Front-lighting System (AFS) can adjust front light angle in real time based on speed, steering wheel angle and dip angle of vehicle. The safety of night driving can be improved in the active safety technology. Based on the mathematical model of AFS system, logic rule control method is adopted...

By the features of parallel processing and hardware acceleration, multi-core network processor (NP) are becoming the mainstream platform of next generation network edge devices. In order to take advantage of multi-core NP platform and improve the performance of TCP pacing algorithm, this paper proposes...

The current study synchronization algorithm based on cyclic prefix, requirements of cyclic prefix length cannot be greater than OFDM the 1/4 of the symbol timing synchronization, otherwise, the system timing synchronization error will be significant. Aiming at this problem, this paper again by changing...

Aqueous film forming foam (AFFF) is a very effective agent for firefighting hydrocarbon fuel fires. A study was conducted to develop a small-scale test for quantifying the drainage behavior of a synthesized AFFF formulation in accordance with the requirements of MIL-24385-F. The rate of drainage was...

Relay attack is the most menacing attack that radio frequency identification technology (RFID) systems are facing currently. An attacker could use limited resources to build up this kind of attack with the encryption algorithm which is difficult to detect out. At present, the main methods to resist the...

The model of MOOC study behavior influencing factors is built based on TAM3 model, and empirical research is done. The result shows that the MOOC study intention has significantly positive correlation with MOOC study behavior; subjective norm, image, job relevance and output quality have significantly...

In order to accurately predict the bus passenger traffic volume and optimize bus dispatching, the paper combines the prediction model of RBF neural network to propose the deep integration of GPS and IC card data to realize the forecast of bus passenger traffic. Based on the GPS data and IC card data...

With OneWeb, Starlink and other LEO satellite systems being well known, commercial space industry has become a focus of worldwide attention and a key word in the development of China's space industry in recent years. Due to the loose technical threshold and easy networking, remote sensing satellites...

With the rapid development of the era of big data, the information road of social security has been accelerating. In China, social security is a vast livelihood problem and a huge and complex system. The powerful analytical and data processing capabilities of large data are just conducive to solving...

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

ISO 9001 quality management systems are very popular in Poland. The changes in the standard introduced in 2015 related to, among other things, the treatment of risk management as a vital part of corporate governance, will make companies improve the management of their systems in this respect. The aim...

Software as the true consumer of power and its potential contribution to reach sustainability goals is increasingly being acknowledged. Studies so far have presented successful results and methods to address the energy consumption of the software, indicating that different stakeholders striving for green...

This product aims to make sure that the rider concentrate on the road. Therefore, we adopted an intelligent hardware+APP+Data platform. Its unique feature is that low-cost and simple electronic equipment which has the same function, not only flexible system design, but also LED lights as a navigation...

In order to improve trial efficiency and realize the automatic recognition of the micro-expressions of criminal suspects in the interrogation process, according to the characteristics of the human torso micro-expressions posture, A 6 points human torso model which is used to describe the human torso...

The purpose of this study is to design a mobile robot prototype solution that can independently perform indoor and outdoor safety inspections. First, according to our project objectives, the hardware platform of mobile robot is designed. Then, the software design and implementation of the patrol robot...

Through the concept of virtual reality technology, the introduction of features, leads in particular application of virtual reality technology in all areas of sports fields; then, from the build simulation training field, a single person special training, remote training with the environment, the core...

This paper describes the new Plantograf V12 that is new pressure distribution device. The design of electrodes, properties of transducer, programmed software and using pressure distribution measurements in technical application in automobile industry and technique is here showed.

The popularity rate of first aid knowledge is one of the most important indicators to measure the level of modern civilization in a country. In colleges and universities, popularizing first aid knowledge is of great practical significance to improve students' awareness of emergency response and disaster...

How to find the features of spammers and link structure is a fundamental issue in social networks. Existing work solves this problem by classification and ranking. However, these methods ignore relationship strength on edges, i.e., the weight between a pair of users. Then the challenge is how to effectively...

Financial time arrangement, for example, stock cost and trade rates are, regularly, non-straight and non-stationary. Beforehand, numerous scientists have endeavored to conjecture those utilizing factual models and machine learning models. Measurable models expect the time arrangement to be stationary...

The turret is subjected to a huge impact load during the firing of the gun. Therefore, the stiffness of the structure of the turret body in the launching state is the key problem to be considered in the design. In this paper, based on the turret model of a certain infantry combat vehicle, the modal analysis...

The development of the transit of flood resources utilization, increase of surface storage capacity, is the strategic measures to alleviate the shortage of water resources and flood multiple contradictions. Shilianghe reservoir is a large reservoir of Jiangsu Province, Lianyungang City, is also the key...

For colleges and universities increasing requirements in practice, but lack of experiment equipment and site problems, this paper puts forward a solution of network virtual laboratory based on B/S mode.It achieved to operate the experiments of the remote virtual laboratory directly. It has practical...

The goal of this paper is to present eco-innovation implementation in some European countries. Expected environmental law is very important for enforcing firm to minimise emission to air and water, diminish amount of hazardous substances and increase recycling. Cost reduction is another incentive for...

Hadoop capacity scheduler algorithms can not meet the different requirements of different users on service quality of cloud computing. Therefore, this paper proposed the SLA-Capacity scheduler algorithm which on the basis of the existing capacity scheduler algorithm, introduce the concept of SLA, design...

Security and convenience is the main consideration for the user to select the Internet payment, and also the key issue of the development of the Internet payment industry. At present, on Third-Party Payment Platform, E-bank and other Internet payment platform, when users change the password, pay or transfer...

In ZigBee networks, a tree topology is often used to construct a wireless sensor network for data delivery applications. However, the distributed address assignment mechanism provided in the ZigBee specification make inefficient use of the address space, which may cause the orphan problem. In this paper...

In the "Internet +" agriculture era, with the help of emerging information technologies such as the Internet, cloud computing and big data, the entire industrial chain of agricultural production and business activities has been optimized and upgraded. This has become the direction of agricultural reform....

Artificial intelligence has greatly improved the efficiency of industry and life, but its algorithmic framework is often a black box, leading to a lack of understanding of how computers give decision results. So, the interpretability of artificial intelligence has been widely concerned in recent years....

Globally, Dementia is most frequently caused by Alzheimer’s disease (AD). From range in severity, it steadily gets worse, making it challenging for the individual to complete any work without assistance. Due to populations growth and the frequency of diagnoses, it starts to surpass. Existing methods...

Software cost estimation is now a big concern in software engineering. Although many measurement-based analytical approaches have been proposed, some are focused on producing point estimates rather than interval predictions. The objective of this paper is to investigate the software productivity using...

Existing buildings are responsible for more than 40% of the world’s total primary energy consumption. Current building management systems fail to reduce unnecessary energy consumption and preserve user comfort at the same time mainly because they are unable to cope with dynamic changes caused by user’s...

The article presents main ideas, the architecture, and information and software components of the software system for development and maintenance of virtual interactive environments. The aim of the new approach is to simplify the process of creating this kind of software and to involve in the process...

Rural architectural space image presents in the physical environment such as spatial form, characteristics of modeling, material texture, color and functional layout. Combining the examples presented in the physical environment, this paper summarizes the formation modes of rural architectural space image,...

To measure air flow in the power plant, regression models are set up with variables according to mechanical analysis and data mining technique, and the results are verified by goodness of fit, F-test and deviance. It is proved that the results using multi-sensor data fusion is more reliable and accurate...

SNSs have been widely used in EFL (English as a Foreign Language) learning world-wide. In China, QQ, a very popular SNS, has also been widely used for EFL learning. However, there are some problems regarding the use of QQ in this field. This paper presents a study which tried to find out those problems...

As the widespread using of Internet and the development of Internet technology, Network office automation system has been applied in more and more companies. Network office automation system can not only improve the efficiency, it can also maximize and simplify resource sharing process at the same time....

This paper takes Northwest Minzu University postgraduate teaching dialect as the research object. According to the actual situation in the teaching process, starting from the actual situation of teaching and puts forward some suggestions on the postgraduate dialectology teaching. It is believed that...

The binding modes of cationic porphyrin hybrids to DNA has been studied in a previous study. In the present research, cationic porphyrin-acridine hybrids bearing meso-substituted pyridine, imidazole, and pyrazole rings were investigated for their interaction with DNA. AutoDock Vina was used to dock 11...

Monitoring crop water content by remote sensing has been an important problem for agricultural drought monitoring and water resources management. The triangular water vegetation index is affected by canopy structure parameters, such as leaf area index. To improve this, we used the method of ratio index...

An approach for efficient sensor readout ASIC chip characterization is presented in this paper. Use of automation results in better test yield and coverage, in addition to man-hour reduction. In order to perform this, the hardware setup has been integrated based on laboratory bench instrumentation. All...

PZT is the key actuator to high precision micro-nano positioning platform. Based on high large space density precision micro-nano positioning platform, we use DSP and four roads 16-bit DAC, high order low pass filter, the voltage amplifier circuit, power amplifier circuit, high voltage stabilizing circuit...

Satellite systems progressively operate in higher frequencies, such as the Ka bands. The signals in Ka band system are seriously affected by the environment constraint. A significant percentage of the VENESAT-1 (Venezuelan Satellite) footprint has the coverage service area over the Amazonian. Due to...

The paper considers the task of detection of the most attractive for tourists city sights using the database with geo-tagged data of photographs.We form a graph on the basis of the geo-tagged spot coordinates and rewrite the problem as the graph clusterization task. In our work we use two clustering...

Target recognition has always been a hot research topic in computer image and pattern recognition. This paper proposes a target recognition method based on decision layer fusion. ModelNet[1]??"The 3D CAD model library，which is used to be identified. Features are extracted from the model's point cloud...

We find that in the open and closed ladder systems with vacuum induced coherence, the relative phase between the probe and driving fields has an important manipulation role on the absorption property, while the incoherent pumping has a considerable effect on the phase??"dependent absorption property....

The change of stator resistance has an important influence on the performance of asynchronous motor direct torque control system. Accurate acquisition of stator resistance is very important in high-performance motor control system. According to fuzzy control theory, we devise a stator resistance identifier....

We investigate the behavior of a first variation under an analytic Feynman integral and a convolution for cylinder functions〖 f((h_1,x)〗^~,⋯,(h_n,x)^~ ) and we prove that the analytic Wiener integral and the analytic Feynman integral of the convolution of two cylinder functions can be successfully...

This electronic document is the exploration of using the blocking probability without the wavelength conversion link to predict the blocking probability with the wavelength conversion

The non-linear process mechanical state is characterized by multivariate, strong coupling, many vibration sources, large signal noise and various random factors. The mechanical structure generates corresponding nonlinear faults and multi-source characteristic signals under nonlinear excitation. Multi-source...

Wheat stands as a crucial staple crop for a substantial portion of the global population, contributing significantly to food security. However, the productivity and expansion of wheat cultivation face substantial challenges due to the prevalence of diseases, resulting in considerable annual crop losses....

Radial basis function (RBF) neural network is a novel and effective feedforward neural network which has been widely used in nonlinear time series prediction. In this paper, the tunnel diode is selected as a modeling object to measure the input and output characteristics in the laboratory environment....

With the need of environmental conservation and the global climate change, the issue of water resource use becomes one of the main environmental problems. Based on the pre-studies for sustainable human habitats by using the expert questionnaires, the water resources and public perception are the most...

The calibration of measuring channels of the high-power microwave impulses, passing through various elements of the experimental setup, is an important task for quantifying the microwave impulse parameters during experimental research. The currently available calibration software packages have a significant...

With the number of China's Internet fraud and complexity increasing, from a large number of network fraud data discovery and summarize the regularity of a variety of Internet fraud formulated is conducive to social stability and development of the decision, and take corresponding measures is becoming...

The vehicle networking system platform is a high-tech information product that fully meets the information requirements of automobile manufacturers, logistics enterprises and drivers, which has the features of comprehensive function, simple operation, economy and practicability. It is a monitoring platform...

Structure of on-board computer system based on a high-speed switching network is shown. Tolerance for single fault of processing modules is provided. Fault-tolerance based on models of symmetry groups is considered. Algorithm for generating reconfiguration tables is developed. The example is shown applying...

With the development of computer technology and the internet, the administration and maintenance of computer network have acquired crucial importance, especially so in large computer network. Being a key technique in computer network, network management has an immediate impact on the efficiency of network...

The paper introduces the design for domestic harmful gas detection device. By choose the corresponding sensor, and obtains the harmful gas information; the operation amplifier amplifies the signal. The MCU employees the ADC to get the digital information and read the alarm value set by the user, and...

UML is a language for the specification, construction, visualization and documentation of the software system. In this paper, the UML method is used to analyze and design the scientific research management system in colleges and universities, and to establish a system model which is based on scientific...

Value co-creation(VC) is gradually becoming a hot research topic because of its commercial significance. In order to study the happening mechanism of value co-creation behaviors(VCBs), this paper presents a mechanism path from information seeking strategies(ISSs) to VCBs in virtual brand community on...

In the data gathering area, mobile terminals with various sensors and abundant user interfaces can provide functions of data gathering, storage and transport on time. Meanwhile, the intelligent OS, e.g., Android, which has properties like open-source, equally extended applications, strong compatibility,...

The present study of the synchronization algorithm based on training sequence, has a small peak value easily confused with accurate timing synchronization peak value, resulting in error occurs and so on in timing synchronization. To solve this problem, this paper redesign the structure of training symbols...

To research data of soil organic carbon content and Soil microbial biomass carbon of different tillage, the results show that less tillage measures could significantly increase the active soil organic carbon content and Soil microbial biomass carbon. In addition, the contribution to increase organic...

With regard to the linear EIV model, for the problem the weighted total least squares (WTLS) method only considers the goodness of fit, but ignores the complexity, which reducing its generalization ability, the LASSO estimation method for linear EIV model parameters (LE) was proposed that adding an L1...

The banking sector is the core of modern financial system, and it plays an important role in national economy. The general performance of banking sector is low, therefore it is important for us to research asset-liability structure and bank performance. This paper examines the relationship between asset-liability...

An air bearing facility is built to test the antenna pointing mechanism of track and data relay satellite. A hierarchical and simultaneous gravity unloading method is proposed to unload the gravity on the ground. The air bearing facility is a two layers structure. Planar air bearings and air spindle...

The molecular model of PVDF is established by the calculation method of density functional theory(DFT). A process of applying an electric field of different magnitude to PVDF to cause a phase transition was simulated. The transformation of the molecular chain of PVDF molecules under the electric field...

For the problem of real-time about the existing Microblogs page crawling strategy on getting the latest news, this paper proposes an improved Microblogs crawler crawling strategy based on time behavior. For Microblogs page having fast update speed, this strategy adds the time feature tag to the fetching...