Advances in Computer Science Research

Previously, the authors proposed an algorithm for detecting point objects in an image, applying the Harris corner detector. However, this algorithm has one drawback, which is associated with high computational complexity and the slight ability to use this approach in real-time video processing tasks....

In order to improve the scientific quality of car-hailing service quality evaluation, the service quality of car-hailing was divided into three main dimensions: service environment quality, service interaction quality and service result quality from the perspective of service process. The specific measures...

The emergence and development of artificial intelligence have a great impact on the field of education. Compared with the protection of personal information of adults, the protection of children’s information has its own particularity. In the era of artificial intelligence, children’s personal information...

Currently, there are many methods that can implement direct digital synthesizer (DDS) including ROM look-up table method, Cordic algorithm and so on. Traditional DDS usually adopts the method of look-up table, which needs ROM to save a lot of waveform data. But the frequency resolution of DDS depends...

Super-high compressive strength, high tensile strength (12~25MPa) and excellent ductility of steel fiber-reinforced reactive powder concrete (SRPC) cause significant difference on structural failure between SRPC structures and ordinary concrete structures. The behavior of SRPC continuous beams is investigated...

Unbalance phase current appeared in the 500kV overhead transmission line during the system commission of ± 800kV Binjin UHV DC transmission project. An inductor model of parallel lines on same tower was established for theoretical analysis. Electromagnetic transient model was also established in EMTDC/PSCAD....

Attempts of the society to facilitate human work and life led to the creation of robots. Unfortunately, there are no existing social agricultural robots yet. If we combine the functions of agricultural robots used on a private plot of land or a vegetable garden and the functions of social robots realized...

Efficient enhancement of photoluminescence from Er/O-doped silicon (Si) on silicon-on-insulator (SOI) wafer in two-dimensional (2D) airbridge symmetric slab hexagonal photonic crystal (PC) gradient double-heterostructure microcavity has been demonstrated at room temperature. A single sharp resonant peak...

In recent years, the rapid development of international trade in services has increasingly become an important indicator of national competitiveness .This paper do research in financial services trade. China and India are the delegates of emerging economies. The United States is the most developed country...

Icing on aircraft skin brings a serious risk to aircraft safety. At present, removing ice is usually conducted by spraying deicing fluid. Even so, the ice on the skin cannot be eliminated completely. Therefore, it is needed to find a fast and accurate detection method to detect the location and area...

In electric power steering (EPS), spoke type brushless ac (BLAC) motors offer distinct advantages over other electric motor types in terms torque smoothness, reliability and efficiency. This paper deals with the shape optimization of spoke type BLAC motor, in order to reduce cogging torque. This paper...

The location map of Daotunwa Wetland and Jinan-Heze expressway was created based on 3S technology in order to study the relationship among wetland area, its flood storage capacity and the Jinan-Heze expressway construction. The results showed that Jinan-Heze expressway covered 0.11 km2 of the Daotunwa...

In order to jointly optimize the performance of symbol error rate (SER) and network lifetime (NL) in cooperative communications, an efficient multi-relay selection algorithm (JOMRS) based on statistics channel gain (SCG) and node residual energy (NRE) is put forward. Firstly, this algorithm obtains the...

To describe the reason why benevolence is a facilitator in Green Manufacturing, the paper refers to Tao Te Ching and Hua Hu Ching and examines the role as well as the value of benevolence in Green Manufacturing, holding that benevolence implies a philosophical attitude and reveals a humanistic belief....

With the improvement of people’s understanding of disaster relief, emergency logistics has become an important guarantee to improve the efficiency of relief and safeguard the safety of people's lives and property in recent years. In this paper, the research theories, methods and models of emergency logistics...

Conservation of Natural Resources and Environment (CNRE) is mandatory course to be taken by all student in Faculty of Mathematics and Natural Sciences. Main learning outcome of this course is for students to be able to solve problem relating to application of natural resources and environment conservation...

Rainfall is one of the climates that has a big influence on life, such as aviation, plantations, and agriculture. Remote areas like Banyuwangi Regency are most likely to lack information on weather and climate data. Rainfall information in the future is also very decisive for the community in carrying...

The purpose of this research project is to evaluate the strength and durability of concrete that has been prepared using groundwater and treated water. Concrete's strength is evaluated using a variety of strength metrics, including split tensile strength, bond strength, and compression test results....

In the era of 4.0, teaching traditionally has been replaced due to some various learning interactive multimedia. Many educators face the problems in creating and developing interactive multimedia in education especially in Buddhist education. Therefore, this article aims to describe the steps for making...

Modern hardware devices that are idle for a certain period of time enter into sleep mode as a means of reducing power consumption. Naturally, devices should remain in sleep mode for as long as possible to maximize energy savings. However, a growing number of applications perform non-urgent background...

This paper presents a simple and efficient design of instantaneous frequency measurement encoder with phase comparison method. Firstly, in order to improve the accuracy of the sampling data, the software filter module is added in the encoder. Secondly, the encoder uses hierarchical lookup table to reduce...

Laser ranging is a widely used laser technology. It has many advantages, such as convenient operation, high precision, and the ability to use it anytime and anywhere. In this paper, a portable laser ranger based on STM32 is designed, which can perform high-precision ranging function under complicated...

Although it is an important subset of the increasingly popular Internet of Things (IoT), the Web of Things (WoT) did not attract enough research and development attention in academia and business, worth of its value. We believe that this is due to its numerous challenges, especially when it comes to...

Information literacy not only includes the use of the contemporary information technology to quickly obtain information, efficient processing and processing information, to create the basic skills of information transfer, but also is the creation of the new environment in the modern information technology,...

The traditional IT Management and control system has several problems. Firstly, focus on many points such as designing, projects and documents. The whole process is not connected and controlled by the system. Secondly, the lack of flexible results in the inconsistent of control process and application...

Evaluating the credit capacity of electric power enterprises not only need to reflect the value of the index information conveyed, but also consider the analyst's subjective judgment. This paper combined the weights which respectively reflect the information of these two parts. Distance integrated evaluation...

Radio Frequency Identification (RFID) is a technology of non-contact automatic identification. By reading the information stored in the RFID tag, it can carry out the positioning, identification and tracking of objects. Now RFID is highly developed and has been widely used in business, transportation,...

Auditing, as the main course of accounting specialty, is a challenge to teach because of its thinking mode different to other accounting course. It is a long-time plagued problem in auditing teaching due to the teacher finding it hard to teach, and students finding it hard to learn. The author analyses...

To achieve better performance and bandwidth in the mobile communication, some vendors have already introduced LTE service. The following issues concerning LTE such as performance estimation, throughput analysis, quality of service, voice/data integration are of great interest for deep research. Therefore,...

Diabetes mellitus (DM) is a major worldwide health problem since it is characterised by persistently elevated blood sugar levels. Predictive analysis of DM is crucial for early detection and prevention, optimal resource allocation, development of personalized treatment plans, cost reduction, and formulation...

This paper analyzes the four-year (2016-2019) academic performance of four grades in the College of Tourism of Hainan University, a ministerial university, from 2016-2019 to study the differences of students' performance in geographical space. SPSS software was used to test the correlation between...

Public security information management courses teaching quality monitoring system based on network proposed teaching network management state of mind, realizes the analysis of the data in the classroom teaching activities, formed a "evaluation, evaluation of teaching and evaluation" three assessment...

As with the extensive application of the Internet, the explosive growth of information and unprecedented enthusiasm of users, the monitoring and management of Web content is becoming more and more imminent. Although traditional Single-Pass algorithm and K-means algorithm each has shortcomings, they are...

Teachers of private universities, as disadvantaged groups, can not enjoy the preferential treatment. Low wages and little welfare can not meet the teachers' basic demands with the rapid economic development and the improvement of people's living standards. Especially the current incentive mechanism of...

The three-dimensional reconstruction of medical image is based on the two-dimensional image collection on the imaging device. The reconstructed algorithm can be used to reconstruct and synthesize the three-dimensional images of the lesion or human organ. With the continuous development of medical image...

This paper analyzed the vertical and seasonal distribution of Cd in Jiaozhou Bay bottom waters in 1983. Results showed that Cd contents ranged from 0.13-0.53 g L-1, indicated that the pollution level of Cd in Jiaozhou Bay was very low in the early stage of reform and opening-up. Cd contents in surface...

The ecological infrastructure is a type of urban infrastructure which provide comfortable, healthy, efficient, convenient for the social production and living, and coexist harmoniously with the natural. Urban ecological infrastructure is the important foundation of the city sustainable development, and...

When processing the background and target blurred image, 1D-Otsu and 2D-Otsu segmentation effect is not good. The proposed algorithm used the gray value of the pixels and their similarity with neighboring pixels in gray value to build a histogram which was called gray-level spatial correlation histogram....

In Wireless Sensor Networks Cooperative communication network,cooperative diversity,a wireless sensor network communication research hot spot, can bring diversity gain. Collaboration forwarding power is a kind of shared resources between the sensor nodes, researchers proposed a program which based on...

The Eu2+ activated Zn/Mg co-doped aluminate phosphors for white LEDs was prepared by the solution combustion method at 600 successfully. The crystal structure model of the phosphor was built, and the band structure and density of states of phosphor were calculated using CASTEP program based on density...

In this article, a deep analysis and exploration is conducted on hydrological and ecological parametric remote sensing. Based on a brief analysis of hydrological variables and ecological parameters, the interaction between backscatter coefficient, polarization information and precipitation intensity...

One new coordination polymer, namely, {[Co(L1)H2O]·H2O}n 1 [L1=5- (pyridin-4-yl)isophthalic acid], has been synthesized under hydrothermal conditions and characterized by elemental analysis, IR spectroscopy, X-ray diffraction and thermogravimetric analysis. In compound 1, three oxygen atoms and one nitrogen...

Agriculture and the food supply chain face big problems related to climate change, water availability and food safety that challenge the ability to provide safe and affordable food security for the burgeoning world population. Applying data analytics to improve agricultural productivity involves a number...

Traditional cloud storage systems do not adapt well to different application environment and does not guarantee the integrity and confidentiality of cloud data. In order to solve the problems brought by the hysteretic and density in the cloud storage system,A Searchable Re-encryption Storage Method (SReCSM)...

With the development of polymer materials, the application scope of injection molding products is becoming more and more extensive. This is becoming more and more demanding for the injection molding process, especially the products with high requirements for the thin wall, surface and strength of the...

Through the network simulation software to build a virtual network platform in the computer, to simulate the real network environment, network technology development personnel can not only for network communication, network equipment, agreement on this platform, the design and research of network application,...

Probabilistic selling is a sales strategy that a seller hides the specific characteristics of a product to the consumer until the consumer make a purchase. Probabilistic selling is getting increasingly popular and can be seen in people’s daily lives frequently, and there are many studies about it. Previous...

Based on the theory of community identity, this paper analyzes the inner logic and expression levels of the value construction of university cultural and creative products to promote community identity, constructs a design framework for a series of cultural and creative products of Wuhan University of...

Passing ball action runs through the RoboCup simulation games, both teams spare no effort to win the game, the paper is going to study the connection between passing ball action and the game deeply. It puts forward to adopt the idea of Data Mining, analyzes games' log files by C language program in order...

Working capital management is the foundation of enterprise fund management. In this paper, from the perspective of supply chain, the manufacturing industry is divided into three stages, namely, primary raw materials, equipment and final consumer goods suppliers. The author collected the related financial...

Serial port is an important external interface of microprocessor. It can be used for communication and information exchange between microprocessor and computer, and between two microprocessors. It is also an important means of debugging programs. STM32 serial port resources are very rich, and the function...

This paper studied the role of China’s industrial structural change in aggregate carbon productivity growth of China during 1997-2011. LMDI method is used to measure the impact of shift in carbon source input. The results of this research show that industrial structure effect was negative, and had decreased...

IEEE 802.11 wireless LAN’s popularity, and IEEE 802.16 wireless broadband network in the commercial standardization in recent years, have made significant wireless network technology increasingly important, but also more and more applications and products has emerged. While wireless personal area network...

Large-scale volcanic ash clouds can threaten the safety of increasingly prosperous aviation transportation. The current recognition of the ash cloud mainly relies on the remote sensing technology. Taking the moderate resolution imaging spectroradiometer (MODIS) images of Indonesia Sangeang Api volcanic...

The relationship of maximum temperature minimum temperature mean temperature and 24-hour temperature between inside and outside greenhouse based on the weather forecast were studied in this paper. The established prediction models were tested and the error was analyzed. Correlation coefficients of maximum...

Physically Challenged people are a special part of society, which need more care. Because of the huge differences in physical conditions, qualities of life, locations and personal backgrounds, there exists a lot of challenges for disabled people searching related information and receive professional...

Recent years, with the constant development of social economy and industry estates, the increasing deterioration of natural environment leads to the deterioration of the plants growth environment, which influenced the good and fast growth of plants. Environmental stimulus might lead to the generation...

In this paper, we propose a novel AC signal detection approach to DC power system. Combining with state-of-the-art detection circuit and WNN(wavelet based neural network). Aiming at handling with the travelling wave and fault signal cannot be detected accurately with the uncertainty of signal velocity...

BiLSTM with max pooling is adopted as a well-performed supervised universal sentence encoder. Max pooling is a common mechanism to get a fixed-size sentence representation. But we find that the max pooling for sentence encoder discards some useful backward and forward information at each time step and...

In this paper, the characteristics of typical smart microgrid are analyzed and the key technology of smoothing coordinated control method is studied. Moreover, in order to obtain a smooth switch between grid-connected mode to off-grid mode, a smoothing control method is proposed and realized. The technology...

In today's era of MOOC there has a great impact on education at universities, have the characteristics of large, open, online MOOC has become an important means of teaching reform of colleges and universities. MOOC is suitable for the teaching of college computer course, with the help of a MOOC brought...

In the field of intelligent robotics and control engineering, image classification technology based on deep learning is of great significance for robot image identification and has gained a wider range of applications. However, when it comes to the actual working environment of the robot, the existences...

For space application, in order to improve the reliability of memory operation, the SEC-DED (40, 32) Hamming code is used for single event flip (SEU) fault protection of external memory for 8-bit width parity memory. Based on the (39,32) Hisao code, a parity bit is added to minimize the error correction...

At both middle schools and colleges, polarization among students exists in English education. Therefore, flipped classroom is needed to reduce such polarization and teachers' load, improve students' independent learning ability and finally reduce unfairness in English education. Meanwhile, "Internet...

Dynamic Adaptive streaming over HTTP (DASH) is widely used by content providers for video delivery and dominates traffic on cellular networks. The variation in both video bitrate and network bandwidth badly impacts on the user Quality of Experience (QoE), so recent works is going to submitting better...

In this paper we describe a software implementation of computer vision methods for highlighting contrasting objects in noisy images. A user-friendly graphical interface is developed. The software program is intended for reading video sequences files, their processing in order to seek and recognize objects,...

This study aims to determine the tsunami evacuation skills that have been applied in schools. This research is qualitative and quantitative. This trial phase was conducted at State Junior High School 1 Besuki, tested to 15 students of class VII. The sample selection is chosen from the population using...

The government intervenes in the stock market through tangible or intangible methods. It can use the People’s Daily to convey its views. The release of the People’s Daily News will cause abnormal fluctuations in the stock market. This paper analyzes the reasons behind it and believes that there is a...

With the progressive advancement of technology in the gaming industry and the growing maturity of Reinforcement Learning (RL) techniques, the utilization of RL in gaming has significantly evolved. However, there is a noticeable dearth of comprehensive overview and summary in this domain. Thus, this paper...

This study analyzes modern design cases of the painted goose-fish bronze lamps, exploring how to integrate and innovate them with the modern market while preserving the cultural essence of the artifacts. Using a questionnaire survey method and combining modern craftsmanship technologies, the traditional...

In this paper, basing on the grey system theory with "partial information be known, partial information be unknown" of "small sample", "poor information" uncertainty system as researching object.From the basis of historical data to build models, the price of house and from the background value of improvement...

The connecting rods are subjected to complex loads during engine operation. The load and boundary conditions of the connecting rod are obtained by kinematics and kinetic analysis, and the finite element model is established. In this paper, the connecting rod is analyzed statistically and the weak position...

As an important part of the intelligent transportation system, the short-term traffic flow forecasting is always one of hot research. The short-time traffic flow prediction based on MapReduce technology is put forward in the paper from the view of improving practical prediction algorithm of cloud computing...

O2O mode is the combination of the Internet and the opportunity to provide business information through the cable or wireless Internet. The characteristics of O2O mode is the most important promotion effect to be investigated, each transaction can be tracked. This paper firstly analyzes E-commerce platform...

Recently Line Start Permanent Magnet Machine (LSPM) is a well-known motor due to its technical advantages in academic and industrial sector. The LSPM combines a permanent magnet rotor that allows higher motor efficiency during synchronous operation, and an induction motor squirrel cage rotor for starting...

A soil heavy metals information system in Shandong province was constructed based on environment quality assessment modeling technologies for heavy metals contaminated soils. The system integrates the VB.net software, GIS software MapInfoMapX and DBMS SQL Server2000. The system includes four main modules:...

In order to overcome shortcomings that the other analysis methods are not easy to reduce dimensions, difficult to establish a model, or not easy to analyze underlying factors, the paper presents to use factor analysis method to establish an exam result analysis model. Furthermore, the model can meet...

In this paper, we detail our efforts on the case teaching de-signed for the students in the MOOC. First, we propose a three-step model to improve the quality of case teaching. Then, we incentive the enthusiasm and initiative of MOOC, real-time track the students' learning dynamic. Finally, we evaluate...

With continuous advances of the society, information technology has been developing rapidly. The digitalized era has arrived. Massive amount of data is being produced thanks to the rapid growth of computer science and technology and internet technology. In recent years, educational big data has been...

The development of society needs the combination of higher education and vocational training, and it is the need of the development of the times to cultivate professional talents who are familiar with theory and skilled in technical operation. After the Meiji Restoration, Japan highly integrated higher...

In order to find out the high correlative factors of the crop disease from the images, and to predict the disease process, the author analyze the digital images of cucumber leaf which collected in the process of normal and disease by computer image processing technology. By comparing the nine parameters...

This research aims to study the acoustic noise prediction and reduction of helicopter ducted tail rotor. A thin-body BEM/FW-H method is developed to accurately predict the noise in this paper. It is a hybrid method combining computational aero acoustics with Boundary Element Method (BEM) and can be used...

Dynamic trust relationship making quantization model based on multiple attribute decision has been researched in this paper. Considering the problem that all information from nodes feedback would be not true or reliable, this paper improves a new rule to calculate the feedback trust and proposes a new...

Ground settlement is a critical issue in underground construction. Ground settlement prediction is important to identify serious damage to adjacent structures caused by settlement exceed the standard. However, conventional methods have some limitations due to nonlinearity and non-stationarity of settlement...

A high-precision Σ-Δ analog-to-digital converter is designed in this paper in order to meet the accuracy requirement of analog to digital signal conversion in the area of high-frequency and low-voltage seismic wave. In the analog part, a second-order Σ-Δ modulator is used to realize oversampling and...

As low voltage line loss calculation is the difficulty of line loss, accurate prediction of low voltage line loss rate can guide energy-saving and consumption-reducing work effectively. In this paper, the support vector machine (SVM) Parameters Optimization Algorithm based on particle swarm optimization...

Since the foundation of energy reduction’s long-term mechanism has already been made. This thesis mainly focus on energy reduction’s long-term mechanism’s contents and its inside relationships, and proposes some operable strategies on energy reduction area.

Compressed air is considered to be the second electric power energy in the industrial applications, the energy consumption accounted for about 9% of the national industrial power consumption, study the compressed air system is of great significance. This paper studies the frequency conversion constant...

In recent years, the research of intelligent industry has become more and more prosperous. This paper designs a kind of speech control system based on the intelligent industry research background. In this study, the speech recognition theory summarized briefly. The speech recognition processing technology...

- In this work it is shown that the effectiveness of operator's activities is higher in individuals with medium emotional intelligence than in those with low emotional intelligence. It is achieved due to the greater expression of the alpha rhythm for 69 % in amplitude and for 78 % in the index, low-frequency...

The main characteristics of solar sails are their large size and the extreme flexibility which have a prominent effect on the attitude control of the solar sail. Most existing researches on dynamic analysis and the control law design of solar sails are only based on the rigid dynamic models. In this...

A test and control system for hydraulic pulse test is designed according to the requirement of high temperature pulse endurance test of automotive air conditioning system. The system can control the temperature, pressure and switching frequency. It also has the function of timing detection and fault...

The point of common coupling (PCC) voltage fluctuation and waveform distortion will arise due to high penetration of distributed PV system connected to the distribution network. This paper analyzes the principle of voltage fluctuation and distortion in the PCC, points out shortcomings of the existing...

With the rapid development of Chinese railway, the high-speed railway construction has also entered a period of rapid development. The harmfulness of natural geological disasters and accidents to running trains is greatly. They may cause the railroad movement to appear dangerous like as the rainstorm,...

Based on panel data of 31 provinces, municipalities and autonomous regions in China from 2010 to 2015, the paper constructs a spatial econometric model to analyze the relationship between rural finance and agricultural economy. According to the spatial correlation test, it is concluded that there is...

Network resilience is an important indicator for measuring the pros and cons of fault-tolerant strategies. For the resilience prediction of the network design stage, the traditional prediction methods can only be modeled and forecasted based on fault tolerance strategies based on a single network, and...

Radio over fiber (ROF) systems are attractive solutions for broadband wireless access network due to its capacity for supporting high speed data rate transmission. And optical heterodyning is a promising method to generate microwave signals used in radio over fiber systems. Beating of the different modes...

Information sharing throughout the globe or universe has become a characteristic of social media. There has been a lot of research into the classification of sentiments. In this study, Twitter has been mined for unstructured Gofood Reviews data. It has been preprocessed to analyze the reviews’ sentiment...

It was anticipated more than a century ago that the distribution of first digits in real-world observations would not be uniform, instead follow a trend in which measurements with lower first digits occur more frequently than measurements with higher first digits. Frank Benford coined the term “First...

Computer Vision Syndrome (CVS) due to long-term computer use is the number one occupational hazard of the 21st century with internal, external, and visual symptoms. This research aims to evaluate the UI/UX of the Balinese writing learning application based on user experience. The evaluation uses the...