Advances in Computer Science Research

Aiming at the natural features and assisting navigation status on the Arctic routes, the impacts of Arctic shipping on China's container shipping, crude oil import shipping and bulk cargo shipping are analyzed. It is concluded that the Arctic navigation will reduce the shipping cost. The economic potential...

In the Russian Federation, corporate profit tax consolidation implicates rather tight restrictions on organizing a CGT. Even though earlier it was announced that the restrictions would be loosened, a moratorium has been declared on organizing consolidated groups of taxpayers since 2015. The purpose of...

Because traditional manual visual interpretation was time and labor consuming, automatic method of rocky coastline extraction using high-spatial-resolution remote sensing data was researched. Taking WorldView-2 image as an example, interpreting marks of rocky coastline was established. By applying MNF...

The printed circuit board (PCB) plays a vital role in modern electrical equipment and its reliability will affect electrics greatly. In order to study the vibration characteristics of the PCB, to guarantee its reliability, the finite element model of the PCB is established in ANSYS for the theory of...

Network security has attracted increasing research interest in recent years. Through detailed investigations of the related structure of Trusted Network Connect (TNC), in this paper we research into the norms and key technology of Interface for Metadata Access Point (IF-MAP) protocol, as well as design...

In non-intrusive load monitoring, types and operation situation of a single load in cluster are obtained by analyzing the power signal at the electricity entrance. With the increasing complexity of large grid structure and the continuous development of smart grids, non-intrusive load monitoring is getting...

The main research in this article is wireless sensor network design problem about radar engineering vehicle. The core of the research in the text relates to a multi-sensor energy nodes arrangement based and covering algorithm. Firstly, Sensor nodes arrangements and coverage area was descript in this...

This paper examines gas permeation properties (feed pressure, temperature, molecular weight) using -alumina mesoporous ceramic membrane with 15 nm average pore size. Scanning electron microscopy (SEM) of the membrane’s cross-sectional area was analyzed in this experiment. Single gas permeation of hydrogen,...

At present, our country and local governments have made a series of protection work for minority 's Intangible cultural heritage. However, there are also problems such as lack of successors, poor project protection and over-exploitation, Therefore, it is necessary to carry on the inheritance and development...

In this paper, by using Green’s equivalences, we obtaine isomorphisms of the maximal subsemigroups of Green-classes(R-classes, L-classes and D-classes).

With the development of information technology, Network security issues are very prominent, Network security incidents occur frequently. In order to enhance network security, we must take certain measures that are the use of IP protocol. IP protocol also called Internet Protocol. As defined in the network...

Preeclampsia (PE) often described as new-onset hypertension and proteinuria during the third trimester of pregnancy. PE, is one of the most feared complications of pregnancy because it can progress rapidly to serious complications, including death of both mother and fetus. It is important to get a better...

Buffer overflow vulnerability is a widespread and dangerous security problem. Detecting buffer overflow vulnerability has great research value in information security area. This paper proposesa static comprehensive analyticalmethod for buffer overflow vulnerability detection. Firstly, this methodadoptsmany...

There is increasing recognition that the ICT4S community needs to take a role in both developing education and conducting research on how to educate people in using ICT to make urban areas more sustainable. In this paper we explore the question how can a Massive Open Online Course (MOOC) be used to engage...

A new visualized fiber fence alarm system was developed in this paper, which used Sagnac interferometric sensor of optical fiber fence in the surrounding invasion signal detection and positioning, and then sent alarm information and transfer video signals to the control center, so that the monitoring...

By virtue of window analysis and by using DEAP2.1 software, this paper first calculates China’s provincial domain environment- energy efficiency.Then, by using the spatial statistical software ArcGIS9.3 and exerting the combined method of ESDA and Standard Deviational Ellipses, it analyzes Chinese provincial...

The welfare of public facilities space is part of residential space welfare. The spatial difference of public facilities causes the difference of public facilities space welfare and the spatial differentiation. In this paper, the establishment of public facilities space welfare maximization model is...

Metal-organic frameworks are a new class of hybrid materials emerged in the two decades. Due to its porous structures, it is potential in the CO2 adsorption area. In this paper, we summarize the advance in metal-organic frameworks for CO2 capture in the five years.

Internet of Things has been regarded as a promising technology and architecture for instant maintenance of equipment status in large marine ships. Data aggregation and data fusion are essential operations in sensing data collection. The energy efficiency of aggregative tree affects the lifetime of the...

In this paper we present the open source “LinkSmart Resource Framework” allowing developers to incorporate heterogeneous data sources and physical devices through a generic service facade independent of the data model, persistence technology or access protocol. We particularly consider the integration...

With the enhancement of the intelligence on mobile phone, various mobile phone APPs targeted at college digital campus have also risen in response. Based on the current situation of the digital campus of Hezhou College, the development of the college campus mobile phone APP“HeYuanTong”has been taken...

In order to improve the efficiency of transmission line maintenance scheduling, a multi-objective and multi-scale mathematical model is proposed. The coloring problem of graph theory and analytic hierarchy process are combined, and various constrains are considered in the model. In order to deal with...

This paper is different with those paper which combined with the analytic hierarchy process (AHP) and grey prediction model to construct the accident emergency response plan (ERP), but used a system dynamic theory to analysis the key parameters in the evolution of civil aircraft accident and we put forward...

A complete human resources strategic planning can become the core competitiveness of enterprises, which is an important means to achieve competitive advantage. This paper focused on improved gray Markov model in human resource internal supply forecasting, so that enterprises can reasonably predict their...

Due to ConvMF (Convolutional Matrix Factorization) use side information to improve the accurate of the prediction rating, it shows side information is important for rating prediction accuracy. but it does not make fully use of the features of the item description documents such as reviews, abstract,...

Population is big national power. It helps the government making macro-economic decision if the population dynamic change trend is hold. It is necessary to predict population. Age shift equation is one of the population prediction methods. Also, grey model is used by some scholars to predict population....

In 2021, a novel metaheuristic algorithm inspired by the child’s learning behavior and cognitive development employs the golden ratio. The golden ratio was first presented by the renowned scientist Fibonacci. The ratio of two consecutive numbers in the Fibonacci sequence is alike, and it is named the...

Project based learning is a learning approach that is mediated by projects or activities. Students as learners are involved in inquiry, assessment, interpretation, synthesis and information to produce learning outcomes in various forms. As a form of student centered active teaching, project based learning...

In the era of large models, traditional training methods can no longer meet the massive requirements of computing power and data sets. Using distributed training can alleviate this problem to some extent. However, in distributed training, the challenge and complexity of hyperparameter adjustment will...

To explore the influencing factors of enterprise support intensity and the impact of key enterprises under the “Thousands of Enterprises Aiding Thousands of Towns” policy, this study examined 170 participating enterprises across 104 towns in Zhaoqing using multiple quantitative methods. Results showed:...

With continuous development of science and technology, actual data integration and operating path also change greatly. To better improve transmission accuracy of overall data information, and guarantee optimal establishment of computer network security system, accuracy of overall system can improve fundamentally...

This paper establishes a WEEE-CLSC pricing model considering the influences of government regulations, obtaining the optimal operating strategy and profit for the member enterprises based on game analysis method, as well as the consumer surplus and social welfare. The result shows that, the higher of...

This paper first analyzes the cross-border e-commerce industry structure, and in-depth excavation of the characteristics of the electricity supplier model. Data processing system is the core of data analysis. In order to improve data analysis capabilities, cross-border electricity providers can introduce...

The design of enterprise vehicle use management system uses JAVA development design language, Microsoft SQL Server as the main development tools. The structured development methods is used to design a C/S structure of information management system. Through the analysis, the system finally is divided...

This paper describes the concept of adaptive system of intelligent environment for smart homes and intelligent buildings. This intelligent system is based on one of the methods of artificial intelligence and machine learning - artificial neural networks. The key feature of the proposed system is the...

Synchronization of a class of time-delay chaotic systems with unknown delay time in this paper. The knowledge of the delay time is unknown. Firstly, based on Lyapunov-Krasovskii function, we show that the response chaotic system can synchronize the driven system. The proposed method is tested and verified...

The information construction of the university archives management, is an essential part in the university management. This paper Through the analysis of its connotation, according to the problems, and then the corresponding solutions are put forward to improve the management of archives management in...

Output efficiency decreasing phenomena also occur when environmental factors of flexible amorphous silicon photovoltaic power generation system (PV system) change. On the basis of building the system simulation model via MATLAB tool, researches are conducted on the issues of tracking time (0.04s), overshoot...

Apparent age estimation from face image has become relevant to an increasing amount of applications, particularly since the rise of social platforms and social media. In this paper ,we tackle the estimation of apparent age in still face images with deep convolutional neural networks (CNN).Our convolutional...

Manual acupuncture (MA) is a traditional Chinese Medicine clinical therapy. Although its effectiveness has been proved by clinical trials over thousands of years, the effect and mechanism of acupuncture on the nervous system is not yet clear.Brain is senior central nervous system, and acupuncture as...

To discuss urban intelligent bus management system based on big data, an intelligent urban public transport management system is designed and developed around the traditional urban public transport management business. The system has the functions of intelligent bus dispatching, passenger travel service,...

It is a technical difficulty for the safe and economic running of active distribution network to control and manage distributed generators, energy storage system and load flexibly and effectively to eliminate the effect of distributed energy uncertainty on grid. In order to achieve the optimal coordinated...

In this paper, we use finite element method to study contact problem of non-Newtonian fluid material. We focus on Cauchy equation which describes the velocity changes in the flow field. The space domain is discrete by Lagrange interpolation function with 16-point bicubic elements. The time domain is...

As an important part of rural economy, rural logistics plays an important role in people's daily life. In order to reflect the changing rule of rural logistics demand more accurately and comprehensively, it is necessary to introduce a scientific prediction model, that is, a gray neural network model....

This study aims to predict the participation pattern related to the social science programs within a high participated higher education system. Taking the expanding higher education system in Taiwan as an example, we collected the series data with student numbers in social science programs and total...

The purpose of this study is to produce a Student Investigation Worksheet (LKPD) based on Group Investigation learning to train the appropriate Junior High School students’critical thinking skills based on validity, practicality, and effectiveness. LKPD was developed with a 4-D research design namely...

Driven by digital technology, China’s express delivery industry has made significant progress in operational efficiency, user experience, and market competition. The rapid development of the express delivery industry has also brought environmental pressure, with a large number of express packaging and...

This project is a VR education virtual simulation system creatively developed based on “ideaVR” platform. The experiencer enters the Jinan black pottery virtual simulation system and takes the four parts of the intangible cultural heritage protection policy, the origin of Longshan culture, folk handicraft...

In a 100-meter race, segmented data every 10 meters is crucial for studying an athlete’s performance. Although there are currently two ways - official provision and video analysis - to obtain segmented data, both have significant drawbacks, making it very difficult to obtain segmented data at present....

This paper aims to predict the chances of gymnasts’ consecutive participation in the Olympic Games with the Bayes Theorem. The concept of conditional probability and the Bayes Theorem will be induced theoretically and demonstrated with idealistic examples of rolling the dice. The theories are subsequently...

With the rapid development of conductive polymers, the study of low cost solar cells becomes possible. Because of huge potential application value of conducting polymers, organic solar cell research is the hotspot of applied research in this field. This paper studied the mechanism of the organic polymer...

With the deep penetration and wide advancement of "Made in China 2025" and "Internet plus" in various fields, the continuous integration of industrialization and informationization process, more and more critical infrastructure related to national economy and people access to the Internet, industrial...

Conducting the RT analysis of large-scale data stream severely challenges the IT hardware facilities and system Architecture. To cope with the needs of large-scale RT analysis, the article analyzes and compares the mainstream open-source technology and then designs the system architecture that consists...

In order to improve the dynamic performance of the dual-drive feed system of vertical CNC machine tools, according to the vertical machine center KSMC1250 Y axis dual-drive feed system for the study, based on the d Alembert's principle of mechanical dynamics, contained the bearing friction torque, guide...

This paper is based on the effect that VHDL language on FPGA design and development, and we design the DDS module of FPGA by using the methods of designing. By research and analyse the The design of DDS module based on FPGA, we learn more about FPGA, visually and concretely. Also, We put forward the...

With the constant progress of science and technology, high-performance computer has experience a long development course since its birth, and the speed for the computer technology upgrade has also become one of the rapidest scientific technologies. The huge changes in the constant improvement of the...

At present?the existing algorithm registration for mobile equipment is weak on real-time feature,this paper proposes an Tracking registration for Mobile augmented reality based on ORB-FREAK algorithm.To Reduce the algorrithm time overhead,using ORB and FREAK as detecter and descriptor,Hamming-based Brute-force...

Carrier aggregation (CA) technique is introduced by 3GPP to support higher data rate transmissions over up to 100 MHz frequency bandwidths in LTE-Advanced (LTE-A) systems. However, the use of CA brings new challenges to radio resource management (RRM). In this paper, we propose RRM algorithms, involving...

A new population-based search algorithm called the Fox Hunting Algorithm (FHA) is presented here. FHA is a general-purpose algorithm that can be applied to solve almost any optimization problem. The algorithm mimics the fox hunting activity which is formed and improved since 16th century. The algorithm...

Object: To investigate The rehabilitative guidance via wechat platform on postoperative dirigation of children with DDH. Methods: After six weeks plaster immobilization,32 children with a comprehensive nursing intervention were compared to 37 with traditional nursing.X-ray were examined and record based...

In order to solve the problem of slow response and packet loss which are caused by the introduction of the bus in our robot control system, In this paper, we used Matlab/Simulink TrueTime toolbox to build a bus-based control system simulation platform. The system controlled three objects, which were...

According to cost and customer satisfaction degree, we build a bi-objective maximal covering problem in order to study the influence of central station siting by cost and customer satisfaction degree. During solving this bi-objective maximal covering problem, we use the normalized normal constraint method...

With the rapid development of information technology, all walks in the society begin to use the computer science and technology to improve their work efficiency, and in the cloud computing environment, service model of libraries in colleges and universities have also been changed. Not only services of...

Since there exists a very complex nonlinear relation between Western Zhejiang rural highway flood destruction and its influencing factors, this paper chooses 6 main factors influencing the flood destruction. Establish Zhejiang rural highway BP neural network model through MATLAB neural network toolbox;...

In the milling process, the temperature and milling force have an important influence on tool life, so the prediction of the thermo-mechanical coupling field is very important. According to the actual cutting characteristics of solid carbide end milling cutter for processing T10 carbon tool steel, the...

Social network is an important platform for gathering social focus information. Explosive events from micro-blog can be used in the analysis and decision making in government monitoring, social phenomena research and other aspects. In this paper, we proposed an approach to detect and analysis explosive...

Query expansion is an important technology for improving retrieval performance in information retrieval. Many Studies have found contexts within query that strongly influence the interpretation of a query. In this paper, we propose the graph mining technique called Quasi-Clique as query context in Markov...

This paper improves the AORBCO model based on the four characteristics of intelligence- self conscious, mutual representation, fuzziness and dynamics, and designs a description language of AORBCO model. The language describes the self-consciousness with its five components-belief, desire, ability, planning...

Based on the data relevance analysis method, the distance value of the adjacent data subsequences in the one-dimensional sequence of the current mode Boost converter is measured, converts complex numeric columns to a simpler range value sequence, by means of qualitative observation and quantitative analysis,...

This paper presents a novel spectrum sensing algorithm based on Fisher classification for spectrum sensing speed, accuracy and reliability. With application of the pattern recognition theory to the process of specetrum sensing modelling, the spectral holes are employed to the greatest possible advantage...

In order to improve the passability and stability of agricultural crawler tractors in different terrains in hilly and mountainous areas, and to improve the work quality of the agricultural machinery attached to it, this paper designed a track level automatic leveling device for crawler tractors in hilly...

This paper adopt image recognition to realize the defect detection of small probability defect parts in cluster mode. In this mode, parts with small probability of defects were identified one by one to be recognized. Different lighting conditions were tried to determine what kind of lighting should be...

This research focuses on the detection of Structured Query Language (SQL) injection intrusion detection. This problem has gained significance due to the widespread use of SQL in different systems, as well as for the numerous versions of attacks that are performable by using this technique. This work...

In order to reveal the influence of different subsidy strategies adopted by the government on the decision-making behaviors of each subject in the new energy vehicle supply chain, this paper takes the Stankelberg game model with the motor manufacturer as the leader and the new energy vehicle manufacturer...

This study explores the ethnomathematics of a traditional dance of South Sulawesi. The dance was known as Four Ethnics Dance. It is one of the famous traditional dances from South Sulawesi that consisting of Four Ethnics which is Makassar, Bugis, Mandar, and Toraja Etnics. It is usually performed to...

Fire control radar is a key detection sensor that decides the result of war in the modern electronic warfare, which is considered as the main combat target by the enemy. In order to improve radar anti-coutermeasures ability, from the basic idea of HLA, in combination with the federation development process...

This paper studies the effects of frozen pork purchasing policy on the pork prices from 2009 to 2014 by Auto-Regressive and Moving Average Mode (ARMA). The results show that there are significant effects of froze pork purchasing policy on stabilizing the pork price and the pork price will uprising by...

In this paper, a virtual cloud desktop system is built in the open source cloud platform. And a design project of virtual cloud desktop system based on OpenStack is proposed through the analysis of the overall scheme of the system. First, this paper made a detailed description for the framework of the...

In order to solve the problem of multiple agent formation obstacle avoidance problem in the complex dynamic environment, the Ant Colony Rotational Vectorial Artificial Potential Field (ACRVAPF) method is proposed. Aiming to improve the global optimization ability of the agents, the obstacle avoidance...

Genetic diversity is the main source of variability in any crop improvement program. There are abundant rice landraces in Hani's terraces fields in Yunnan, especially red rice resources. A set of 61 red rice landraces were characterized using 78 simple sequence repeat (SSR) markers to study genetic diversity....

In this paper, approximate formulas are obtained for the monostatic and bistatic diagrams of radar cross-section of waveguide Van-Atta array considering excitation and propagation of higher types of waves in tracts. Their contribution to the scattered field is studied. The required number of higher types...

There are new remote deep-water oil fields that are being discovered and this makes the use of shuttle tankers more vital for the transport of crude oil to on shore and off shore refineries. The emissions from these tankers are studied and an alternative technology for the recovery of methane, propane...

Refined classification is one of the important research directions of remote sensing data classification. With the support of LiDAR data, the fusion of UAV image feature will be an effective mean to expand feature sets and improve classification category differentiation. After expanding the feature sets,...

Flotation is a process with nonlinear, large lag, strong coupling and other characteristics, concentrate grade is an important economic index to test the flotation production process, and it is difficult to establish accurate mathematical model, accurate prediction of concentrate grade is needed, which...

Primary school English establishes an important stage for the students' English foundation. In recent years, with the continuous deepening development of education reform in our country, English curriculum in primary schools appeared a variety of innovative education contents and methods during the current...

In this paper, a new learning model which integrate the English Learning and Robot Education for infants was proposed. According to this model, a textbook of using robot to teach English was designed. A corresponding course which matched with the textbook was developed. An experiment of using this course...

The COVID-19 pandemic has impact in every sector of life. Studies of the impact of the COVID-19 pandemic on stock trading are also being developed in Indonesia regarding to the number of industries affected by the pandemic. This research aims to provide information about the results of the correlation...

Fish is one of the foodstuffs that contain high protein and essential amino acids the body needs. Nile Tilapia is a fish that the people of Indonesia widely consume. The high nutritional content of tilapia and affordable prices make this fish popular with the public. The difference between fresh and...

The rapid development of computer and Internet technology has provided new opportunities and opportunities for the development of the media industry, and at the same time, the media industry needs to face new changes and challenges. Especially under the background of rapid popularization and application...

Since ancient times, accumulated rich ceramic culture with porcelain industry in Jingdezhen, known as the capital of porcelain. The Millennium kiln fire, like a Phoenix, the birth of a Jingdezhen Ceramic Culture Management is brilliant. Jingdezhen Ceramic Culture Management has a diversity of characteristics:...

"Doctoral Innovation Ability" and "Innovation Performance Evaluation" are two concepts which are closely related but completely different. The research on the nature of the innovation ability and the innovation performance shall be born in mind to establish their evaluation model respectively. The evaluation...

In this work, three of many ICT-specific challenges of LCA are discussed. First, the inconsistency versus uncertainty is reviewed with regard to the meta-technological nature of ICT. As an example, the semiconductor technologies are used to highlight the complexities especially with respect to energy...

The traditional concept about original ecological culture can be reflected largely by the unique settlement culture of Dong nationality and their behavioral habits. Actually in Dong nationality villages, the site selection and the spatial construction have also shown their unique cultural and ecological...

A key issue in Russian post-clearance customs control is the automation of customs procedures and day-to-day customs management at national and regional levels, as well as the building of a single information space. In order to expedite Russian post-clearance customs control, it is necessary to develop...

In course arrangement, the factors, such as time, courses, teaching areas, classrooms, faculties, classes, teachers, and so on need to be taken into consideration. The conflicts in any period of time in the teacher, the teaching, the class of the teaching, the classroom occupation will be avoided in...

The oil production rate is slow in Oilfield, Low recovery degree, the difficulty of improving oil recovery by chemical flooding. Combined with formation heterogeneity characteristics and production dynamic situation, according to the distribution characteristics of remaining oil, adopting new drilling...

The dynamic model concept plays a central role in automatic control. Understanding the dynamic behavior of chemical and biological processes depends first on understanding the steady state behavior of these processes, then the dynamic characteristics of the process (e.g., the time constant, gain and...

With the use of low energy Bluetooth technology, it aims to examine the positioning accuracy and performance of location fingerprint algorithm and thus to make improvements. To locate by means of Bluetooth 4.0 (i.e. low-energy Bluetooth tech) is energy saving, costing less, deploying easily etc. So here...

For the problem of two dimensional direction of arrival (2-D DOA) estimation of Liner Frequency Modulated (LFM) signals, a novel 2-D DOA estimation method is proposed based on sparse representation in fractional Fourier domain. First, utilizing the energy-concentrated characteristic of fractional Fourier...

With the development of our economy and the improvement of urbanization level lighting system has increased largely and significantly. So energy saving lamp is significant to some extent. This paper has designed a kind of street light control system based on ZigBee wireless network. Using this control...