Advances in Computer Science Research

Supplier evaluation and selection is an important issue in the supply chain management. Many different factors would have effect on the performance of suppliers, therefore supplier evaluation and selection is a typical multi-criteria decision making problem. Data Envelopment Analysis (DEA) is an effective...

With the development of network information technology, people's cognitive ideas are changing constantly. The traditional teaching ideas and traditional teaching methods have been unable to meet the actual needs of teaching. The mixed teaching model provides a new way for the reform of education and...

A novel method by integrating the color information and bilinear interpolation with the traditional fast tracking via spatio-temporal context learning (STC) called as C-STC is presented. Experimental results with variant videos show that the improved algorithm can track the object accurately compared...

The paper makes a kinematics and dynamics analysis of thruster vectored Autonomous Underwater Vehicle based on the structure and principle of vector thruster; and then makes a mathematical model of this thrust vectoring Autonomous Underwater Vehicle based on the classical Momentum and angular momentum...

In this paper, the reasons for the failure of the fastener, the performance characteristics of the fastener and the importance of the fastener system to the stability of the track are briefly introduced. Based on the effect of the fastener failure on the wheel and rail, a vehicle track vertical coupled...

The supply chain management based on electronic commerce has gradually become the mainstream management mode of the enterprises. Logistics management is very important in the whole supply chain management. It is the link between suppliers and manufacturers, manufacturers and distributors, vendors and...

With its great ability on controlling air parameters, combined air-conditioning unit is playing an increasingly important role in civilian life, industrial production and even military fields. Because of the variety of varied path, while the environment changed, the optimal varied path can't be got,...

Technology report of classified protection testing and evaluating is consulted in supervision and inspection of classified protection of information. The paper brings forward a system for automatically evaluating information system’s security. The system analyses knowledge during classified security...

In this paper, we take an innovative experiment on one fabric in home textiles based on Blue Calico, to study the plying structure of yarns and properties of the fabric. Under the circumstance of the same warp yarn, we compare these different fabric weaved by a plurality of high count plying yarns without...

A manipulator is an automatic operating device that can imitate certain movements of the hand and arm , and it can be used to grab and carry objects or operate tools in a fixed procedure. This paper mainly discusses the concept, the manipulator development history and research trends of the manipulator...

The experienced motorists know that they mustn’t drive fast when they turn in the corners; especially in the rainy slippery situations, road accidents might occur. Vehicle rollover refers to a dangerous lateral movement of a vehicle in contact with the ground when it rotates around its longitudinal axis...

In order to optimize the calibration intervals, predict its calibration data using gray GM (1, 1) model. For lack of modeling parameter vector solving method, use genetic algorithms to seek optimal parameter vector; use nonlinear programming function’s good ability of local searching to improve GA; finally,...

In this paper, the development of and the problems in China’s sports brokers are analyzed and studied. According to the results, there are some problems in the development of the sports brokers in China: the sports market system is not well developed, the information about the sports broker market is...

Through the comprehensive interconnection of people, machines and things, the Industrial Internet realizes the comprehensive connection of all elements, the entire industrial chain, and the entire value chain (MIIT 2021). At present, the precipitation of industrial knowledge is relatively difficult....

Objective: The study is intended to explore the anti-tumor effect of the rhizoma curcumae in treatment of gastric cancer. Methods: Kunming mice grafted with a mouse gastric adenocarcinoma cell line MFC was used as the experimental model. The mice were divided into four groups, one control and the other...

With the continuous development of information technology and its wide application in the field of education, the implementation of higher education informatization is imperative. Digital campus is regarded as the highlight of educational information, especially attention. This article starts with the...

There are various inclined angles between mountain ridge and wind direction in the wind farm under the condition of complex topography. It is next to impossible to simulate the shunt phenomenon in wind acceleration process use commercial software, especially the mutations of wind speed distribution in...

According to the characteristics of constrained mobile devices, an improved Surf feature extraction and matching algorithm is proposed. First, dynamic pyramid is established in order to meet the real-time requirements; then reducing redundant feature points and strengthening the feature points of big...

The partial demagnetization of surface-mounted permanent magnets of PMSM in the three phase symmetrical short circuit of different temperature is analyzed by the finite element method. Then, rules of the back EMF and flux change in different extent of demagnetization are summarized. Finally, the operation...

This paper discusses some opinion of teaching and the importance of computing methods course. It explores the teaching of the curriculum reform from the syllabus, teaching materials and the construction of network resources, teaching methods and means of experimental teaching system, evaluation system,...

The multimode interference (MMI) couplers, which operate at 1.55 microns in deep rib InGaAsP/ InP waveguide with large lateral confinement and tunable power splitting ratios, are of high interest in integrated optics. The gold contacts are applied on the top of waveguides where tuning is desired and...

Biometric identification systems face great challenges and limitations when relying on fingerprints due to the use of incomplete and degraded fingerprint data. In this paper, we present the Finger Recovery Transformer (FRT), a new framework to strengthen incomplete fingerprint identification and reconstruction....

Facial expression recognition is an essential domain within computer vision, focused on interpreting human emotions through facial cues for enhanced human-computer interaction. This study examines the current state and challenges in facial expression recognition, emphasizing the role of deep learning...

A new node localization approach of Wireless Sensor Networks based on improved fruit fly optimization algorithm is presented to optimize the location accuracy. This approach reduce the distance error between the unknown node and beacon node by improved fruit fly optimization algorithm. Then, instruct...

This paper studies the construction and application model of high-quality resource shared courses in Chinese colleges based on modern educational technology. Efforts should be made to improve the availability and usability of the online resources of high-quality courses, and realize the strategic shift...

Rainfall irrigates over half of India’s land. The average annual rainfall in India is 300-600 mm. India is endowed by the southwestern monsoon. But it is unreliable as rainfall will fickle along the year. This makes prediction very challenging and important. Rainfall prediction can be achieved by using...

This study investigates the water quality and landuse at the Tasik Chini, Pahang, Malaysia. Recently, water quality and biodiversity of the Tasik Chini was significantly deteriorated due to the mining and agriculture activities nearby the Tasik Chini. The water quality was significantly deteriorated...

This study addresses the problem of pipeline opening measurement in SASOL pipeline gallery modules by proposing the use of an industrial photogrammetry method. The position coordinates of the pipeline opening in the local coordinate system were first obtained and then converted to the overall modular...

Approach is proposed for determining the confidence level of the power spectral density (PSD) estimation with give Degree-of-freedom (D.O.F.) based on WELCH algorithm, a modified periodogram estimator for estimating PSD. A relationship between the random error, defined as a ratio of variance and mean...

In this paper, a new vulnerability metric for urban natural gas network under cascading failures are proposed, which is based on hydraulic analysis method. Simulation result of a simplified network shows that pressure-driven hydraulic method is more realistic than demand-driven hydraulic method because...

The influence of glycosaminoglycan from Urechis unicinctus on the protein C system and relevant factors expression of human umbilical vein endothelial cells (HUVECs) were studied with enzyme linked immunosorbent and reverse transcript-polymerase chain reaction (RT-PCR). Results indicated that: glycosaminoglycan...

Collaborative filtering is one of the most widely used recommender algorithms, whereas it is suffering the issues of data sparsity. Recommender algorithms based on trust perform better in alleviating data sparsity. However, there remain shortages in the process of mining trust relation in specific algorithms,...

The cultural industry is the sunrise industry of the 21st century. Have the deep resources and the development of cultural industry in Hebei province background, how to turn a big province of cultural resources into a strong province cultural industry, is an important topic to research and solve in hebei...

From the perspective of the development of ethnic groups, the research pays special attention to the inheritance and protection of special small ethnic folk sports culture. Using the research methods, such as anthropological fieldwork, ethnic Literature, non structural interview method and so on, Gejia’s...

A method based on the empirical mode decomposition (EMD) threshold de-noising algorithm is proposed since eddy current array signal is mixed with more high frequency noise. This algorithm consists of four steps: (i) The signal is decomposed into IMFs by EMD, (ii) the signal is recombined based on energy...

Smart watches have become one of the most representative devices in wearable devices because of their unique advantages such as integration, portability, reliability, stability, universality and low environmental dependence. At present, it is mainly used for the monitoring of health indicators such as...

Periodically collecting information and then transmit to a remote base station (BS) is one of the most important applications of sensor networks. But the energy restriction of battery makes this difficult, especially in large area. In order to improve the lifetime of networks in large area, we propose...

As an important strategy of video communication, desktop sharing is widely used in video conference communication. However, high consumption of CPU problems, bandwidth costs, are still the key to the desktop sharing. Based on the improvement of CPU utilization, reduce the requirement of network bandwidth;...

The automobile ABS is an important device for safe driving. The properties of the brake fluid are closely related to the automobile braking efficiency. The gas-liquid two phase flow often occurs in the brake fluid for various reasons, which affects the transmission characteristics of brake fluid pressure...

This paper studies the problem of whether the product design framework is modular or integrated when the durable goods are sequential innovation and manufacturers adopt the trade-in policy. It is assumed that consumer preferences for product quality are uniformly heterogeneous. Whether modular or integrated,...

Nowadays, as the Internet technology becomes increasingly mature and network services are increasingly diversified and personalized, Q & A websites have emerged because of the needs of the public. The first generation of network Q&A communities such as " Baidu knows ", "Sina iASK" and so on have greatly...

In order to understand the environment and the situation of fire disaster and improve the efficiency of putting out the fire and emergency rescue, aiming at the actual demand of monitoring node location of fire disaster, a new recursive LS (RLS) localization method for monitoring fire environment based...

Currently, there are still many problems in food safety supervision of Beijing, more than 80% of the foods are depending on the outer supply which has increased difficulty in the effective control from the source of food safety. The planning levels of food safety management are still in need, the food...

In this paper, the transient radiation effect of MOS devices irradiated by pulse laser is studied using TCAD tool. Firstly, the laser radiation model is built up based on the TCAD tool, and also MOS devices model are created and the I-V characteristics are simulated for proving their correctness. With...

In recent years, many scholars have found that there is a sticky phenomenon in the cost of enterprises. However, due to the special securities access and supervision system in China, it is necessary to adjust the cost of the enterprise to achieve a certain level of profitability through real earnings...

With the rapid development of the country’s economy, BIM has gained wide attention and application in the construction industry with its novel and efficient working mode. Traditional films have many problems in the artistic design and execution process. This paper adopts an innovative approach to apply...

Development belonging to Location-Based Service (LBS) makes people’s daily lives more convenience. Compared with Outdoor Location System, which developing more and more mature, Indoor Location System achieves much more attention from community. In this paper, by comparing the advantages and disadvantages...

The gas-assisted co-extrusion molding technology is a new polymer processing molding process integrated with the gas-assisted technology. In the paper, we experimentally explored the effects of several key factors of the gas-assisted co-extrusion molding process with plastic profile on the formation...

This paper proposes a method that analog multiplier and current feedback operational amplifier have been used to form second-order voltage-controlled multifunctional filter. The designed circuit has been achieved theoretical analysis, PSPICE simulation and actual measurement. It can simultaneously realize...

Due to cost and realistic feasibility limitations, the current research on laser active imaging guidance technology is based on simulation models. In this paper, the complete process of laser emission, target reflection and detector reception are modeled and simulated, and finally the range image is...

Over the past few years, e-government has become increasingly popular around the world. The e-government develops in the context of significant economical, political, technological and social changes. What are the challenges and barriers that hinder the e-government development? Overall, there are a...

The rapid development of information technology and the wide application of embedded systems have brought revolutionary changes to people's life. Based on the current production process and machine fault manufacturing process of the remote monitoring and control requirements, this article designed the...

Agriculture is a critical industry that ensures food security and economic development. Farmers, however, usually face challenges in choosing the appropriate crops and yield estimation because of differences in soil characteristics and land availability. This project proposes a Crop Recommender System...

With the gradual deepening of urbanization, light pollution has become increasingly severe, particularly causing significant impacts on birds that rely on natural light for migration. To better disseminate information about light pollution to the public, this installation constructs an interactive artwork...

Water allocation in the Colorado River directly affects greatly the water availability in the U.S. states of Arizona, California, Wyoming, New Mexico, and Colorado. In order to mitigate the influence of water shortage in these regions, this study develops a series of multi-objective linear programming...

Voice could be utilized as an effective method to improve organizational effectiveness. However, employees will hesitate to speak out because of possible adverse outcomes. This study explores the relationship between the employee voice and performance evaluation rated by their superiors. The paper posits...

The people's livelihood is the basic problem in China's economic and social development, and the people's livelihood finance is the main means to solve the problems of people's livelihood. In recent years, the Chinese government attaches great importance to the provision of public services, to allow...

The effect of T4, T6, T77 and T73 ageing treatments on microstructure and stress corrosion cracking of an Al-4.2Zn-1.6Mg alloy was investigated. TEM study revealed that there is no phase on the matrix or grain boundary in the T4 sample, and the precipitates on the grain boundaries of the T6 sample were...

Whittaker-Shannon series, for a given signal,using the new series and its samples to reconstruct the

Microarray is a new experiment technique developed in 1990s. It can measure the expression levels of thousands of genes simultaneously which is very different from the traditional biological experiments. Because the data generated by microarray experiments are too large for the traditional biological...

Basing on the analyzing of Tie dying art, pattern, and feature, Tie Dyeing computer simulation is proposed in this paper. and the fractal theory imitative transformation, and iterated function system with probability are presented with some experiments of classic patterns and parameters.

The research about internal flowpath optimization of wet friction clutch has significant effect on the reduce of heat generating. Taking the diameter and position of nozzle as design parameters, the maximum and minimum lubricant pressure as constraint conditions, and the RMS of lubricant pressure applied...

Stock price prediction is an important topic in market analysis, and accurate prediction can support investor’s investment decisions. Because of its benefits in processing time series data, deep learning techniques—particularly the Long Short-Term Memory (LSTM) technique—have been increasingly popular...

A comparative analysis of the existing inter-harmonic detection methods are carried out for the small content, non-linear and volatility of characteristic. Based on HHT transform theory, a new inter-harmonic detection method based EEMD is presented by combining of the empirical mode decomposition and...

Many industrial applications need the technologies of power and data transmission through metal barriers without physical penetrations. The reverberation of the acoustic signals in the channel can produce multipath distortion with a significant delay spread that introduces severe inter-symbol interference...

Highly-reliable and long-lifetime solid state lasers require the extremely high reliable assemblies over a long period of time. In order to shorten the test time, we apply step stress accelerated degradation test (SSADT) to assess solid state lasers' reliability. Firstly, the assumptions and introductionof...

Recently, urban waterlogging caused by sudden heavy rainfall has become a serious problem. In this paper, diffusion wave approximation of Shallow Water Equations is used to simulate urban waterlogging scenarios. A comprehensive loss assessment of waterlogging is done using vulnerability curves. This...

Due to the complicated environment and the supporting procedure of the carrier-based aircrafts, supporting resources are prone to fail when processing supporting operations. In order to reduce the impact of the failures and make the takeoff time of all carrier-based aircrafts minimum, a robust pre-scheduling...

In order to solve the measurement of noise in long term and real time on line way, the noise-measuring system based on the wireless sensor network is designed and developed. It can be used collected at the unattended measuring-points, and transmitted to the data center. After data processing, it will...

Conventional Volterra series model is hardly applied to engineering practice due to its parametric complexity and estimation difficulty. To solve this problem, nonlinear system identification using reduced complexity Volterra models is proposed. Since the nonlinear components often play a secondary role...

In this paper, a generic design of acoustic landscape architecture discipline, for example, through the analysis of the focus of architectural subject innovation talents training and the teaching difficulty of the architectural discipline, we put forward three case studies the cultivation of the practical...

At the present time there is active development of oil and gas fields located offshore in the northern seas. Mineral resources are mined in severe natural and climatic conditions. These conditions complicate platforms’ accordance to high safety requirements to various industrial processes. Moreover,...

This paper mainly analyses the necessity to manage the explosive in the coal mine blasting equipment library. It make intelligent management possible by using digital monitoring technology, communication technology and software technology and sensor technology for reference; using high performance microcontroller...

In the context of Wechat marketing, this study investigated antecedents and boundary conditions of consumer purchase and forward intention. The results indicated relationship intensity, brand image and dispositional trust have positive effect on consumer purchase and forward intention; the effects are...

Brain tumor is a serious disease that affects lots of people. Traditional methods of tumor detection are time-consuming and subjective. Many studies have demonstrated Convolutional Neural Networks (CNNs) can classify brain tumors with a high accuracy, but they did not focus on the generalization of the...

The wave of global informatization is surging. Shandong seized the great opportunity of a new round of scientific and technological revolution and industrial transformation, comprehensively promoted the digital transformation and development of various economic and social fields. This paper selected...

According to the characteristics of enterprise network system, the paper designs the network information protection system of security technology and divides network system. All kinds of safety equipments are applied to system, which forms full protection system architecture.

With the development of social economy and demand for higher talents, the requirement about society for marketing professional talent has been higher and systematic. Nowadays more and more enterprises tend to not only understand marketing personnel master of marketing knowledge, but also learn to how...

In this paper, the sliding mode tracking control is proposed for a class of uncertain non-affine nonlinear systems via the nonlinear disturbance observer(NDOB). Based on the Taylor expansion method, the affine system is approximated to facilitate the desired control design. Then, the NDOB is adopted...

The lightweight virtualization technique has made virtual machines more portable, work more efficient and easier to management. The time of live migration can be greatly reduce when applied to containers based on the lightweight virtualization technique, which is very beneficial to data centers. This...

Objective: To observe and investigate the cause and the prevention measures of sport-specific training in track and field athletes ankle-joint injury, thus to provide a scientific basis for sports injury prevention and treatment. Methods: We randomly selected 200 track and field athletes in a school...

NoC (Network on Chip), as a promising interconnection infrastructure for MPSoC (Multi-Processor System-on-Chip), has been the research focus since its invention. Accurate traffic models are necessary to deplore the vast design space of NoC. In this paper, we survey the researching works on the traffic...

The current study is one such initiative to analyze the effect of heat curing in geopolymer concrete made of Ground Granulated Blast Furnace Slag (GGBS) as base material. With higher sodium hydroxide concentrations (14M and 16M) and different alkaline activator ratios (1, 1.5, 2, and 2.5), the GGBS-based...

Neural networks, which are highly effective models for addressing various real-world challenges, face the challenge of excessive computational requirements caused by the substantial size of the models and the extensive datasets employed during training. In this paper, the purpose is to examine the effects...

Bus is the most popular means of mass transportation. Therefore, the safety of buses has become a concern. The steering system plays a decisive role in the running of buses, Therefore, the bus steering system is the key to the safety of buses. Electric power steering system is the most widely used and...

In this paper, according to the problems of the course in theory and practice, it gives some concrete measures and results on the course reform of computer control system, respectively from the teaching content, teaching methods, practical teaching, experimental teaching and assessment methods, etc....

Northeast China is a geographical region of China, the development of higher education is crucial to the economic and social development of Northeast China. This paper use the data from China Statistical Yearbook to analyze the development of higher education in Northeast China in recent years, analyzed...

Using piezoelectric elements to harvest energy from ambient vibrations has been of great interest over the past few years. This paper presents a two-stage adaptive boost converter with low-voltage starter for low voltage piezoelectric energy harvester. The adaptive technique can deal with a range of...

China CPIS policy is the fundamental policy of China cybersecurity strategy. Therefore, CPIS-compliance software solution is highly demanded to help organizations comply with CPIS associated policies and standards. In this paper, a CPIS-compliance security requirements analysis method for software development...

signal,through this method the request of the signal can be lowered, at the same time the aliasing error

Phase angle and amplitude of a phasor can be provided by method of least squares error (LSE). LSE adopted iteratively is able to track the frequency and amplitude of power system in steady states and in kinds of non-steady ones. Iterative LSE with resampling is analyzed in conditions of off-nominal input,...

With the development of power electronics technology, switching power supply has been applied in various fields such as military products, scientific research equipment, automatic control, liquid crystal display, monitoring and security, digital products and instruments with its characteristics of high...

BeiDou Navigation System can provide PNT services for mainland China. In this paper we present the design, implementation and evaluation of a simple, practical and cost effective Localization solution for wireless sensor network notes. This method is designed especially for manual deployments of WSN....

This paper proposes a robust adaptive sliding mode control strategy aiming at the complex chaotic behavior of permanent magnet synchronous motor (PMSM). Using the sliding mode control technique, a time varying surface is constructed. Then an adaptive gain of the robust control law is established considering...

Study on the pedestrian flow forecasting and pre-warning has scientific value and practical significance to organize crowd activities and decrease stampede risk. In this paper, the changing rules of daily and monthly pedestrian flows are analyzed, taking AQI (Air Quality Index) into consideration. The...

The effectiveness of university's ideological and political education has to be concerned by the ideological and political education workers. However, due to the influence of various factors, especially the network and globalization, the current ideological and political education work still exists the...

Under the influence of natural and human factors, most hydraulic structures will be damaged. Therefore, an index parameter system is proposed to reflect the surface integrity of lock chamber wall, durability and strength, etc. Meanwhile, the corresponding testing technology and testing methods for the...

Safety inspection on construction site is an important method to prevent hazards around the site and unsafe behaviors of the workers. The traditional safety inspection system has several drawbacks. This paper developed an innovated safety inspection system on construction site based on mobile phone application....

A key management scheme based on multi-dimension location is presented for heterogeneous wireless hierarchical sensor networks. The wireless sensor networks consist of some nodes that have greater power and transmission capability than other sensor nodes. All kinds of nodes are deployed evenly in sensing...

In order to improve the automation level of our country cotton processing and reduce reliance on operators production experience, this paper presented the seed cotton pretreatment of intelligent control strategy based on knowledge base and constructed the related control system. The system can detect...