Advances in Computer Science Research

Median filter is a commonly applied technique dealing with pulse noise in image processing. The conventional method of median filtering fails to retain many of detail and marginal information and leaves images blurred or distorted when coming to noise elimination. Given the fact, another filtering technique...

Combined with investigation on business needs and construction principle of practical applied talents, cultivation objectives of practical applied vehicle engineering talents are demonstrated. To explore cultivation mode of practical applied vehicle engineering talents, the training program is gradually...

For multi-region fishery water environment, multi-regional water quality online monitoring system is present in this paper, which is implemented in the Android mobile phone. And through it many of water quality parameters in different water region can be monitored online, such as water level, salinity,...

Credit card default risk prediction is a key field of risk management in financial institutions, and its accuracy directly affects the quality of credit assets and the stability of financial markets. Traditional prediction methods (such as statistical analysis, rule engines and expert systems) are limited...

In order to implement the priority strategy of resource conservation, accelerate the improvement of resource utilization efficiency and resource security capacity, approved by the State Council, the development of mineral resources conservation and comprehensive utilization of special, encourage and...

In this paper we present the findings of an in-depth consultation with 50 experts in Agriculture and ICT. The qualitative study explored how ICTs, particularly mobile phones, could be used to accelerate the uptake of Sustainable Agriculture in Africa. Situating the responses in a broad literature review,...

If learning objects distributed in the environment can directly interact with mobile equipment of the learners through environmental awareness technology, the most appropriate learning content can be presented, learners can stay in mobile learning stably, and original learning effect can not be affected...

In order to improve the energy efficiency of wireless sensor network in large area, this paper proposes an energy efficiency routing algorithm of wireless sensor network based on round model. Our algorithm uses the method of split round to achieve multi-hop communication between cluster heads. By building...

By using the coupled mode theory, the vector expressions of the core and the cladding electromagnetic field components of long-period fiber grating are analyzed. After the effective refractive indexes and the coupling constants of the core and cladding mode are solved, the transmission spectrum of the...

Beijing West Chang’an Avenue was re-overlaid in 2014 to improve its service condition due to serious reflection cracks . The existed structure of pavement is a combination of 8~10 cm bituminous surface based on cement concrete layer. In this case study, the cracked bituminous layers were removed and...

With the continuous development of Internet and rich resources emerging on the Web, information retrieval based on XML has emerged; the similarity of documents is the basis of information retrieval. A method is proposed to compute similarity of XML documents based on path and frequency in the paper....

For improving optimizing ability of Inver-over operator in solving TSP, we improved the Inver-over operator and employing annealing skill. First, adopted two strategies to improve Inver-Over operator, one is drawing more optimal edges into the population as earlier mainly through the "2e-switch-1p-shift-opt",...

This paper expounds the necessity of sun tracking, the paper analyzes the straight line direction and plane around the essence of fixed-point movement, designs the light hitting the track vertical model, details model of the structure feature and functional performance, gives control equations and the...

Automating the grading process for question-answer sheets represents a significant challenge, particularly when dealing with traditional hard copy papers. This initiative aims to reduce the time and expenses associated with manual grading, a task that typically consumes 2–3 days for teachers to complete....

RCEP is the first free trade arrangement between China and Japan. This paper takes the tariff concession arrangement between China and Japan under RCEP as the research object, puts forward determinants and uses the ordered Probit model for empirical testing. The research finds that, Japan has a tendency...

Aiming at the problem of irrational application of indicator constant value weights in dynamic airborne threat assessment, an IT2F-BWM-based airborne target threat assessment method is proposed. Firstly, according to the characteristics of air combat confrontation, the threat assessment index model is...

A continuous-flow PCR system is presented, which based on the microfluidic platform briefly consists of a PMMA chip with a PCR liquid channel, three heating units. Each of them contained a heat conducting block on a commercially available thin PI substrate. In order to ensure temperature uniformity across...

Conformist mentality is a common social psychological phenomenon in daily life and at work. The way of guiding university students to have a right attitude toward conformist mentality has a great significance for cultivation of ideological morality and good individual characters. This paper conducts...

A kind of leveling device of intelligent chassis is designed thus vehicle driving platform can be maintained at level state constantly, directing at problems that drive platform cannot automatically remain level, and even overthrow accident of vehicles occurs when small-size hillside operational vehicle...

This article starts with the anti-collision algorithm of RFID tag. Because of, the recognition rate, recognition speed and channel utilization of the commonly used binary anti-collision algorithm, dynamic frame, slot ALOHA algorithm and dynamic binary tree search algorithm are low, this paper introduces...

Bertrand model; mobile communication resale service; pricing strategy; basic telecom operator; mobile virtual network operator

Crystalline carbon and amorphous carbon are two of the major carbon structures found in coal. The influence of cross-linking reactions (CLRs) on the evolution mechanism of crystalline-amorphous carbon during bituminous coal carbonization was studied using X-ray and Raman crystallographic methods. These...

how to quickly extracted from these massive data out of the enterprise value of useful information has become the most vexing problems in the development of application software programmers encounter in the course. Based on the starting point of this issue, this paper analyzes the key technical foundation...

Based on the law of civil engineering teaching and the training goal of high quality engineering and technical graduate, the cultivation mode of civil engineering program based on CDIO engineering education concept is constructed. The teaching mode was reformed in personnel training programs, curriculum...

Nowadays, grassland ecological environment is increasingly deteriorated, and grassland management process is emerging new problems. The paper is based on the economic theory, and use the forest carbon compensation experience as reference, puts forward a cross regional grassland carbon compensation mechanism...

A carbon tax as an important factor, was used the principal-agent theory to make an analysis of intermodal freight business decisions abatement and research the goal coordination of government and enterprise. The results showed that the carbon taxes affect the level of effort and reduce emissions of...

Intelligent Residential District has been common life, as the digital life develops. Broadband over Power Line plays an important role in intelligent residential district, for its communication reliability and easy-constructed. The paper analyses the traits of Broadband over Power Line, introduces the...

The concept of quality and efficiency evaluation is firstly proposed in judicial systems to assess judges’ quality and efficiency of handling cases, thereby emphasizing process management. After being adopted by tax authorities, it is used to focus on the control of tax inspection. In my opinion, such...

with the development of the Internet, cloud computing and cloud storage are more and more widely used. Users are starting to store more and more large data files on cloud servers. In the cloud storage mode, some private data and sensitive data of users may be leaked. To protect data security, users need...

In the process of program development, it is often necessary to insert multi rows of explicitly specified values into one table of relational database at a time, and we hope to achieve this insertion by only one statement.But in the standard SQL statement, there is no such a SQL syntax. In this paper,...

Thyroid cancer occurs in the thyroid gland cells. This is butterfly shaped gland which is situated at lower part of neck. Thyroid cancer might not cause any symptoms initially. But as the cancer grows, it causes pain and swelling in neck. To detect and classify abnormalities of the thyroid gland Ultrasound...

Globally, an estimated 80% of industrial and municipal wastewater is discharged into the environment without proper treatment, adversely affecting water quality. To ensure the sustainability and reliability of water quality, real-time monitoring systems are essential for maintaining optimal water quality...

Robotics has made great strides, and human–robot interaction (HRI) is increasingly crucial to providing the greatest user experience, reducing time-consuming activities and increasing public acceptance of robots.AI researchers frequently refer to robots as workspaces since they are artificial agents...

Keyphrase generation is a task of automatically creating keyphrases that reflect core information expressed in a given document. Keyphrase generation is actually a one-to-many problem, as it is possible predict phrases from different aspects of the document. In this paper, we explore the diversity of...

Aiming to solve the refined tracking problem of the maneuvering group targets with the space-based multi-sensor detections, an algorithm named multi-sensor refined tracking algorithm within maneuvering group targets based on patulous generalized S-D assignment (MSRT-MGT-PGSDA) is proposed. In this algorithm,...

In order to get to know the current situation and the trend of the development of the built-in system of numerical control technology, this passage makes an induction, a summary and a contrast to the current situation of the development of the built-in system of numerical control technology. It makes...

Due to development of information and manufacturing, many enterprises have the possibility to improve their technology enviroment and machine. More and more chinese enterprises would use advanced management theroy to maintain or gain the needed competitive advantages,. With the deepening of economic...

With enrollment in higher vocational colleges, the average English level of the students significantly lower level jagged and traditional unified teaching objectives, teaching methods, teaching evaluation can not effectively promote students of English to improve their English proficiency. Therefore,...

An alcohol concentration detector based on STC89C52 is presented. The detector, adopting a single chip microcomputer, STC89C52, as its controlling unit, collects samples of alcohol concentration via a gas sensor MQ3 and ambient temperature via a temperature sensor DS18B20, displays the results on an...

This paper tested the MACD and MA expert systems of securities trading software with the statistical empirical analysis method based on the real and open securities cloud computing sector data. And it also conducted a comparative analysis of the MACD and MA trend indicators based on the theory of mathematical...

3D printing is one of the rapid prototyping technologies and is considered as one of the core technologies of the third industrial revolution. However, the current development of 3D printing materials has limited the development of 3D printing technology. In the field of 3D printing technology, due to...

When the financial management software is running, the data needs to be efficient scheduled. In the scheduling process, because there is a strong randomness for data utilization, traditional scheduling method is likely to cause a data collision, resulting in reduced efficiency of scheduling. This paper...

At present, many common diseases including seepage, crack, segment staggering and longitudinal settlement, appear in the underground structure of urban track traffic. As one of main factors resulting in other diseases, longitudinal settlement can put great adverse influence on longitudinal performance...

In this paper,We analyse the difficulty of the large-scale oil and gas gather-transferring SCADA system process simulation and dynamic simulation and give a new simulation architecture for the large-scale oil and gas gather-transferring SCADA system, which bases on middleware technology and sets dynamic...

Here, the relevant special factors, training plans and the ultimate scores before the training of an outstanding athlete are studied as an example using artificial neural networks (ANNs). ANN models are developed to establish a supplementary system for training. This system is scientific and applicable,...

Traditional image processing algorithms have a lot of limitations when dealing with crack detection problems. And the effect is not ideal if the classical deep learning model were used to detect bridge cracks directly. In order to solve these problems, a CNN-based bridge crack detection method is proposed...

With the improvement of the enhancement level of vehicle power and the demand for high reliability power required by the equipment, the contradiction between high performance, high compactness and high reliability has become increasingly prominent. The diesel engine is designed as an organic combination...

Based on the shortcomings in the existing short-wave packets processing procedure, a design and implementation scheme of short-wave packets fast processing system based on single-chip microcomputer processor with high efficiency and high accuracy is introduced. The design of the processing system is...

Hydro-pneumatic transform (short for HP transformer) wastes a lot of compressed air when working, and its power efficiency is low. To improve its efficiency, we carry on the parameter optimization which influences the power efficiency of HP transformer system. Firstly, we build up a mathematical model...

As information technology advances rapidly, blockchain has risen as a transformative decentralized cryptographic system, celebrated for its robust security features and immutability. This paper offers a succinct overview of the various blockchain types, articulating their structures and functions. It...

[Objective] To build a service design model for the ophthalmology and optometry industry to solve the problems of low consumer satisfaction with service experience and the mismatch between market service entities and consumers’ service needs during the post-epidemic period, so as to transform the industry...

In this paper, we are interested in minimal number of red-nodes in a red-black tree. An time dynamic programming algorithm is presented first for computing , the smallest number of red internal nodes in a red-black tree on keys. We then improve the algorithm to a new time algorithm. Then the algorithm...

E-commerce oriented integrated logistics platform is based on advanced Internet technology, which can establish open, transparent, shared data application platform. In order to reduce logistics cost and provide high-quality logistics service for e-commerce enterprises, it can integrate various social...

Problem: With the evolving and rapid development of information warfare, how to effectively use of electronic warfare equipment, give full play to our capacity, has become the focus of common concern. In the course of the actual confrontation, the opponents of electronic countermeasures are often hidden...

A large project implementation arrangement needs to be rational. To achieve better efficiency, its managers must pay attention to the problem. Critical path method provides an effective method by which you can find the key routes and key point of management to improve management efficiency. If your project...

Post-industrial economy is shaped by both digitalization, i.e. network-based co-ordination of relations, advanced development of service industry, increase in the number of open innovations, and by deep changes in the role of human and knowledge. The development of Information society can provide competitive...

Aiming at the problems that BP algorithm has slow convergence rate and is likely to fall into local minimum point.This paper presents a modified fuzzyneural network whichtakes the distances between the robot and obstacles as input variables, and the velocity and the steering angle of the robot as output...

MapReduce is an effective programming model for analyzing large-scale data. Hadoop-a distributed processing system is widely used nowadays. Improving the task parallelism can be a key point to improve the MapReduce performance in Hadoop. In this paper, we address the problem in two ways. On the one hand...

This paper analyzes the inner relations between Classical sub-scheme probability and statistic probability, subjective probability and objective probability, prior probability and posterior probability, Transition probability and probability of utility, and further analysis the goal, method, and its...

Camshift is an adaptive tracking algorithm based on color histogram with the advantages of translation, scale and rotation invariance, which is widely used in visual tracking. But in the moving scenes, due to the changing background, occlusion and environmental illumination, the tracking effectiveness...

Since 1990s, hot money has flooded into emerging countries and causes more frequent financial crisis in these countries. What’s worse, as economic globalization and financial unification deepens, hot money scales up and is hard to discover. This paper studies hot money inflow channel, hot money’s effect...

This essay relates mainly to sporadic FC (forecasting) methods and error measures. The existing related FC methods of sporadic time series (STS), including the SES (Simple Exponential Smoothing), Croston’ s / SBA method and patented WSS method as well as two applicable error metrics APE and THEIL'S U...

In the era of big data, people's lifestyles, daily habits, and modes of thinking have undergone earth-shaking changes. Big data has become an important topic for research in industry and academia. But big data is a double-edged sword. It brings convenience to people and brings certain risks. In the process...

Synthetic basis functions method(SBFM) is introduced to analyze the electromagnetic properties of large periodic arrays. Compared with the traditional method of moment (MoM), SBFM uses fewer high order basis functions which significantly reduces the number of unknowns, contributing to higher efficiency...

Jilin is an important commodity grain base in China, meanwhile, it is also one of the 13 main grain producing provinces; and, the soybean planting area in Jilin has been always ranked in the forefront of China. Soybean is one of the most important food crops in China, as well as an important industrial...

In this paper, an approximate solution for solving nonlinear mixed Volterra-Fredholm fractional integro-differential equations is presented. The fractional derivative is defined in terms of Caputo type. Two methods are suggested: Adomin Decomposition Method (ADM) and Residual Power Series Method (RPSM)....

Cartogram is a map depicting attributes of spatial data by distorting two dimensional original maps while preserving their topology. In this paper, a novel cartogram thematic map is adopted to express population growth. The best fitting model is proposed to predict the population of randomly selected...

The security workflow is proposed according to the transactional workflow discussed in this paper. When it comes to the security workflow, it is necessary to consider the compensation of the attack. In this paper, the recovery properties is introduced in security database workflow: non-vital property,...

This paper describes the purpose of device for data collection and transmission to diagnose the condition of the dam. The structure of hardware and software components of the device called "Varyag" is depicted.

Despite the possibility of finding exact solutions to the Einstein field equations, there is another way to obtain new exact solutions without having to directly solve the Einstein field equations. This method is the so called "solution generating theorems". In the descriptive approximation of stars,...

Hydraulic power chuck clamping force has been the main factor of the precision ultra-precision machining precision of modern CNC machine tools. To solve this problem, the designed wireless sensor system can achieve the real-time detection of chuck dynamic clamping force. The system can provide on-site...

A computer-aided diagnosis system used for Obstructive Sleep Apnea Hypopnea Syndrome is designed. The technical realization of the system in the aspects of image segmentation, 3D reconstruction, data measurement and the like is mainly discussed. The system operability and effectiveness are analyzed through...

This paper describes the decision support system based on business process technology which could apply various data and models to assist decision-makers at each level in achieving effective and scientific decisions in the presence of emergencies in the field of urban rail transit. Combining with the...

As a result of the limitation of testing environment area and testing equipment, the existing the rigid structure of the feeding device or multistage hydraulic cylinder cantilever mechanism can't meet the requirement of the stiffness. A scale is developed relatively high stiffness and high cantilever...

At present, the physical education in elementary and secondary school lacks real-time data acquisition system, which resulted in obstacles to relevant researches. In this paper, a real-time sports data acquisition system for multiple students is proposed. Combined with wireless communication technology,...

With the extending of the scope of information sharing and data exchange, ontology, as the formal specification of share concepts, is more and more useful. FCA had remedied deficiency of existing method of ontology building. In this paper, the existing methods of domain ontology building are presented,...

Since the Internet of Things has become more and more popular, the number of devices in IoT increase at a rapid clip. Some Researches introduced virtual object to enrich the management of the devices. Therefore, virtual object life cycles will need to be thoroughly managed, so that when their usage changes...

As a provincial-level large state-owned energy conglomerate, the group company operates across multiple sectors including power, petroleum, and coal. With numerous subsidiaries and complex fund activities, it faces multiple challenges in fund management. Critical pain points exist at the strategic level,...

In the context of dual carbon emissions, the comprehensive evaluation system of universities is the focus of the sustainable university construction process. Therefore, by integrating the existing sustainable university evaluation system at home and abroad, on the basis of data processing and application,...

With the requirements of the power load predicting accuracy becoming higher and higher, and the actual power load is also a complex nonlinear system limited by various uncertain factors. Given only considering the influence of a single model on the load forecasting, the predicting accuracy is absolutely...

Piloting is a kind of unique service based on grasp of local knowledge and special circumstances often occurring within piloting areas. In terms of form, piloting is the behavior of helping ship navigate by staff with professional knowledge, experience and skills in order to ensure safe navigation and...

The number and structure of female labor force in China is changing due to the reasons of economy, policy, history and other factors. The female labor force participation rate of China is declining continuously through the qualitative research of the variation trend and periodic law of the female labor...

In this paper, the working principle of capacity regulating transformer was analyzed firstly. Based on applying the idea of connecting with transition resistance, the mathematical simulation models were established in Matlab Simulink software. According to the simulation calculation under different resistance...

SNA (Social Network Analysis) has been frequently used as a tool for patent analysis. This study analyzes the popular topics and communities in the field of patent analysis with SNA with publications included in Web of Science. This study reveals that (1) the research in the field of patent analysis...

The old people are a special group of our society. With the development’s rapid of our society is faster and faster, how to meet the need of the old emotion so as to make their life better has becoming the very focal point of our society. Therefore, the research of industrial design based on the old...

In order to safeguard the maritime navigation safety of Xiamen port and improve the efficiency of port operations, protect the marine environment, based on the analysis of various factors affecting the safety of Xiamen port navigation, we established navigation safety evaluation index system of Xiamen...

In today's society, the rapid replacement of information, enterprise demand is also changing. Facing the contradiction between many enterprises unable to find satisfactory talents and university graduates unable to find the right job, the university classroom is facing a major reform. We must recognize...

Chinese express industry lacks regulation. Once the parcel is broken during the express journey, it is difficult to determine who should be responsible for the loss because there are lots of steps in express. Hence, our solution is to design a machine that can record the damage the parcel suffering and...

To increase the transmission capacity of remote high voltage transmission system, the series capacitance compensation of power network is a very economical and effective common measure. But, when electric power system is connected in series with the power transmission system of capacitance compensation...

The proper design of the 4G LTE network, in order to provide sufficient capacity of high-quality coverage and efficient terminal traffic management, is of utmost importance. Therefore, the joint LTE wireless communications network design problem is modeled in this paper as an optimization problem. The...

With the rapid development of Universities running mode, the scale of fixed assets is growing increasingly and the assets become more complex and difficult day after day. Thus the management becomes harder and harder. How to analyze the problems during capital management in a new situation and solve...

Gesture recognition is a research hotspot in HCI (Human-Computer Interaction). The camera-based gesture recognition method has become the focus of research in this field due to its low cost. Due to the lack of three-dimensional coordinate information and depth information, image-based gesture recognition...

With the explosive growth of ship information data brought by the intellectualization and digitization of waterborne traffic, it has become more and more important to process and apply massive ship data quickly and accurately. In view of the growing maturity and wide application of Spark large data technology...

By integrating blockchain technology through citizen collaboration models, there is also an opportunity for smart urban innovation, participatory governance, and secure digital identity management. They are typically centered around decentralized, transparent, and citizen-centric frameworks that promise...

This study embarked on a mission to solve a complex issue in the field of maritime logistics - understanding and classifying the operational patterns of Liquified Natural Gas (LNG) terminal points across the globe. Given the significant role of LNG shipping in global energy transport, identifying these...

This paper introduces a flexibility and information on ARM + FPGA control platform, modular multi-sensor fusion, servo system as a dynamic system of aerial work four-wheeled vehicle solutions, the design of the control system to solve the possible interaction of control issues.

To study Chinese Beibu Gulf port cost efficiency, based on the cost evaluation index system which is selecting net value of fixed assets, net assets, Cost of prime operating, the number of employees as input indicators, and selecting prime operating revenue , net profit as the output indicators, we constructed...

According to the problem that traditional heart detection equipment is bulky and expensive, approach to designing and implementing portable heart sound detection instrument is proposed in this paper. After the heart sound signal is filtered and amplified by hardware circuits and FPGA, the SCM receives...

To mitigate the earthquake damage, casualties and economic losses, the capacities of disasters monitoring and ear warning need to be strengthened. For this reason, a seismic intensity monitoring system was put forward in this paper. The monitoring system is composed of seismic intensity instrument and...

This paper proposes the establishment and simulation of one optimal classification mathematical model based on chaos probability analysis. A kind of recurrence plot chaotic analysis algorithm is applied to recognize the mathematical classification features and the improved neural network algorithm is...