Advances in Computer Science Research

This study attempts to investigate the link between rainfall and climatic large-scale synoptic patterns. Here, we employed the fuzzy inference system (FIS) to forecast rainfall. Six linguistic variables were considered as an input for the proposed system, split into two FIS. Average Mean Temperature...

This essay aims to improve stock portfolio performance by enhancing the traditional weighted scoring model with three classification methods: tree decision, logistic regression, and voting taxonomy. As financial markets evolve rapidly, traditional models face challenges such as unclear stock selection...

Bilingual teaching plays an important role in accelerating the process of internationalization of higher education and cultivating highly qualified talents with international competitiveness. Bilingual teaching has always been one of the hotspots of teaching reform in our country and one of the focuses...

High density assembly of aerospace electronics equipment is an important direction of research linking technology. Based on the experiment, the paper complete the solder of high density aerospace products under different welding parameters , including PBGA and CBGA in different sizes. Secondly, execute...

Nowadays with increasing economic progress and development of science and technology, human society has entered the digital media era and Virtual reality technology virtual reality is making the leap into everyday life and widely used in all walks of life. The paper is based on the display of space design...

Fair resource is a key building block of any shared computing system. Recently fair division theory has emerged as a promising approach for the allocation of multiple computational resources among users. While in reality users are not all present in the system simultaneously. Dominant Resource Fairness(DRF)...

An active learning SVM technique taking advantage of the cluster assumption was proposed. In each active learning iteration, unlabeled instances in the SVM margin were first grouped into two clusters. Then from each cluster, points most similar to the other cluster were selected for labeling. Such points...

Permanent magnet synchronous motor has replaced the dc motor in many occasions and become the mainstream in the servo system. But the dynamic model of the permanent magnet synchronous motor is a strongly coupled variable system. Permanent magnet flux in the machine under different operating conditions...

It expatiates on the design of TMS320F240DSP in wire feeding system which introduces the thoughts of design, hardware and software to the system. And it also presents the application of brushless DC motor in wire feeding system.

Based on the analysis of the current situation and requirements of the aerospace business network, faced with the emerging intelligent perception IOT system, the shortcomings of the existing aerospace business network, especially the inadequacies of the existing architecture, are summarized and analyzed,...

With the deepening of information technology, risk assessment has become increasingly important in the field of information security. In view of the current situation that China lacks quantitative evaluation technology in terms of network terminal security status evaluation, this paper proposes a set...

Aiming at the strict requirement of pointing stability and dynamic environment of optical spacecrafts with micro vibrations in reaction flying wheels or other attitude actuators, this paper presents a passive double-layer micro-vibration control concept. The proposed micro-vibration system comprises...

Smart grid has become the hot topic to domestic and foreign about the development trend of power grid in recent years, and communication technology is foundation of the development of smart grid, the paper forecasts the smart grid communications automation and development trend. Further from intelligent...

As atraditional sports event of ethnic minorities, stilts racing has drawn wide attention from all walks of life since it was listed as a competition project in the Seventh National Minority Traditional Sports Games. However, as a new competition project, it still needs to be further improved in the...

Machine learning-based object detection has become a key technology for automating real-world applications in various fields. We discuss the object detection frameworks, evolution of deep learning models such as YOLOv4, YOLOv6, YOLOv7, and Vision Transformers. They outperform these methods in applications...

every field needs to face with problem on superficial area measurement of irregular object, how to quickly, effectively and accurately measure the superficial area of irregular object has appositive effect on increasing economic benefit, so it attracts universal attention. With the development and application...

In this article, starting from the Japanese deep cultural consciousness, an in-depth analysis of the characteristics of Japanese culture was performed. Moreover, the conflicts during the Sino-Japanese cross-cultural communication and causes of such conflicts were interpreted, and finally suggestions...

Due to the complexity in respiratory signals, an experienced coder is often required to identify the acceptable cycles and mark the start and end times for each cycle. This algorithm is an important step toward timely identification and coding of more complex respiratory signals and more efficient analysis...

Simulation system plays an important role in the production process control and product optimization of multi-model H-beam hot rolling process. In this paper, an automatic modeling module was developed based on the customized application development method provided by ABAQUS, and the rolling process...

With the development of the economy and the improvement of living standards, artificial intelligence technology is gradually changing people’s lives, and people’s cognition of knowledge has undergone a new turn to a certain extent, which is undoubtedly a huge challenge to traditional education. Kindergarten...

Anti-Virus engine depends too much upon the signature database and each detection module couples tightly. To solve this problem, an extensible framework is presented. The function module and data module are decoupled by using the intelligent signature and decomposing composite modules. Inversion control...

3D reconstruction from a single image is a challenging problem. In this paper, we present an improved method for 3D reconstruction. We use improved arrival time method to solve the Hamilton-Jacobi equation which is obtained from the method of shape from shading (SFS). The concave-convex ambiguity problems...

A quantitative mathematical model of mixed noise sources is proposed, which based on equivalent consecutive sound level , aiming at overcoming the defect of A-weighted sound level, by workers’ subjective response to noises cannot be represented. Multiple acoustic field Contour map is used to visualize...

Trust relationship plays an important role in helping customers arrive at a trade decision in e-commerce. Numerous models and prediction algorithms have been proposed to calculate trust value. However, these models and algorithms are impractical in e-commerce transaction. In this paper, customer-to-customer...

Direct on-site measurement of individual noise sources in AC substations is challenging, since the measured audible noise is a mixed result of diverse noise sources in the substation. In this paper, the audible noise of substation is divided into three categories: body, cooling device and corona noises....

In the most of the cold regions of the Northern Hemisphere, three even six months are cold season every year. In order to meet the needs of the project schedule, a large number of construction engineering are still advanced in winter. The low temperature can cause cast-in-situ concrete component of early...

through the research of CNC lathe automatic programming and machining simulation parameters, summed up in the CNC lathe processing of complex shape programming procedure has advantages, and the complex parts processing as an example, the processing technology and NC program is complete, the use of CATIA...

Emotion recognition stands as a cornerstone across various domains, propelling the evolution of artificial intelligence. This paper introduces a pioneering approach to emotion recognition, employing a Bi-directional Long Short-Term Memory (Bi-LSTM) neural network fused with an attention mechanism (Att)....

As business and economy develop, packaging design is being improved and innovated constantly. The future packaging design should adapt to business development and environmental protective living surroundings. So the future packaging design needs to be discussed and planned deeply.

With the accelerating of urbanization process, the new generation migrant workers have become an important part of the labor market. The problem of their employment has been paid more and more attention. In order to better grasp the occupational development current situation of the new generation migrant...

The key to improve the quality of higher education is to renew teaching ideas and improve teaching methods. Therefore, it is urgent to find a new way of teaching reform.With the widespread spread of the flipped classroom teaching mode, a new approach to solve the teaching quality has emerged.This study...

This paper aims at estimating the time constant of the asymptotically stable control system. The energy varying rate of the system states is defined based on Lyapunov function and its differential function. The minimum energy attenuation rate is defined and solved by the function condition extreme method....

Due to the mutual coupling of conformal array cannot be ignored, this article proposes a simple compensation method for the mutual coupling compensation. The method calculates he far field direction diagram of the array by Simplifying array element classification, and then obtains the correction with...

The MATLAB image processing toolbox is applied to extract 8 classical features of leaf (including perimeter, area, roundness, complexity, elongation, sphericity, average coefficient variation, serration), and 400 leaf samples are classified respectively on BP Neural Network, Probabilistic Neural Network...

Global information technology has brought the rapid development of economy and technology, a new mode of thinking core idea affected by economic development and change constantly, as is closely related to the economic management of financial management, more need to reflect on the modernization of financial...

Bends are widely used in piping systems. However, under the action of various factors, the flow field at the elbow is relatively complex, which may result in large local loss and increase the overall flow loss. In the general trend of promoting energy saving and emission reduction, the academic circles...

In the paper, an advanced Gauss pseudospectral method (AGPM) is proposed to estimate the parameters of the continuous-time (CT) Hammerstein model consisting of a CT linear block followed by a static nonlinearity. The basic idea of AGPM is to transcribe the CT identification problem into a discrete nonlinear...

In this paper, numerical simulations on Y-type drain valve were carried out using Eulerian-Lagrangian model. The simulation results were verified by the experimental ones. It was found that the droplet velocity close to the sealing surface exceeds the threshold values, resulting in serious erosion. To...

Sybils and Sybil attacks are problems born with social networks. In online QA application Afanti, Sybil users collude with each other to mimic normal users and lower the possibility to be detected. In this paper, we stated this phenomenon and put forward a new approach that can detect user collusion...

It has gradually become a general trend for manufacturing industry to take Digital transformation as its strategy. This is because the realization of digital transformation can bring many benefits to enterprises. Nevertheless, many manufacturing enterprises still face many problems when carrying out...

In order to improve the intelligence of the computerized examination system for the higher education self-study examination and simplify the process of verifying the identity of the candidates, this paper proposes a design method of the computerized examination system for the higher education self-study...

Many failures of power cable system expose that power cable accessories are the main weak point because of frequently poor workmanship and low-quality when installed on-site. That introduces a question that could we use another method to reduce power cable accessories failures rate. Mould Melt Joint...

Things gateway can perceive protocol conversion between networks and communications networks and different types of networks, both wide-area connectivity, local interconnect can be achieved. Research and design of Things embedded gateway implementations, is to build the entire architecture of Things...

Hydrogen-bonded directed assemblies of one binary co-crystal was validated by single-crystal X-ray diffraction analysis. The supramolecular reaction between symmetric fumaric acid and 1H-benzotriazole produced molecular co-crystal formulated as [(C6H5N3)•(C4H4O4)0.5] in high yields. Compound contains...

According to the actual application of power wireless communication system, wireless network communication in power system mainly hire telecom operators GPRS /CDMA wireless network, it is evolution from 2G to 3G, 4G, and several networks coexist, the power terminal how to deal with the influence of the...

Diode is the foundation of semiconductor devices.This paper analysis the electrical conductivity of microstructure of solar panels in the Power supply system of gelatinization equipment. We discussed the formation process of PN junction, theoretical analysis of electrical conductivity.In this paper we...

Latent Dirichlet Allocation (LDA) probabilistic topic model is widely used in text mining, natural language processing and so on. But LDA’s mathematical theory is particularly complex, thus it is very difficult to understand LDA for a novice. In order to more quickly and easily learn LDA, and further...

The effect of sulfate polysaccharide (SGP) isolated from the seaweed Sargassum graminifolium on the growth of urinary crystal calcium oxalate ( CaOx ) was investigated by means of Electrical conductivity. The results showed that adding solution of SGP can inhibit on CaOx crystallization under the same...

This article mainly uses the TM - FF4 model to compare the stock selection ability and market-timing ability of sunshine private funds with that of publicly offered founds. In practical analysis of 58 founds in 2015, we use the method of the bootstrap and probability of success respectively as auxiliary...

With the modernization and internationalization of Chinese medicine, the modern scientific interpretation of traditional Chinese medicine theory is very urgent, but by the small data and reduction analysis method, to achieve the development and innovation of Chinese medicine academic theory is still...

Taiwan shaped to the narrow island, whose topography and climatic factors affecting the subject, river current is swift and steep riverbed erosion phenomenon is quite serious, this study Kaohsiung Baolai No.2 Bridge in southern Taiwan as an example and SMS-2D numerical model to simulate flow field during...

The highest value of intelligent video monitoring system application is the networking of urban video monitoring system, which is known as the one of the most complex monitoring system applications at present.

The photo file is an important classification of file resources, with the function of information storage and cultural dissemination. Because it is more vivid, cubic and acceptable by the public in terms of the historical records and cultural communication, it plays a unique role in the development of...

Large-scale data streams processing is import to data processing application. So we need to investigate the parallel strategy for the Large-scale data streams processing. Here we propose two parallel strategies to handle data streams in real time, and consider the power efficiency as an important factor...

The main purpose of this paper is to explore how the training method in English teaching is affected by the language cultural differences between Chinese and English. We focus on the analysis the pros and cons of education system in China and America. For instance, the basic expression of language, the...

Forecastable Component Analysis (ForeCA) is a new feature extraction method for multivariate time series. ForeCA can find an optimal transformation to dig out the potential forecastable information structure from large amounts of data. This paper combines ForeCA with PLS for industrial process monitoring....

This paper describes a coupled magnetic eddy-current, fluid and thermal finite-element model to analyze the steady and transient thermal behavior of a three-phase gas-insulated bus bar (GIB). The magnetic eddy-current field is indirectly coupled into the fluid and thermal fields through the power loss...

Electromagnetic interference is now a hot research topic, in order to ensure reliable operation of the system, you must suppress EMI device from generating sources of electromagnetic interference suppression is more effective EMI suppression methods, through the use of double-pulse modulation, can effectively...

Silver doped TiO2 catalyst TiO2-Ag was synthesized by microwave hydrothermal method when the optimal condition was selected with orthogonal and single factor tests. The photocatalytic activity of TiO2-Ag catalyst was further enhanced by the microwave and ultrasonic assisted with using methyl orange as...

With the increase of the number of users all over the world, computer network not only makes people’s life more convenient but also brings serious security problems. UCIrusion prevention system is an emerging information security technology in the field of network security to make up for the deficiency...

Digital image processing is the key of the vision system, in the virtual instrument system, which is realized by computer software. At home and abroad with the most widely used virtual instrument development platform is Ni's LabVIEW and Lab Windows / CVI, and based on the two software IMAQ Vision is...

The vacuum vessel has been used extensively in aerospace and other equipments. This thesis shows the model simplification for the well-designed vacuum vessel room through solidworks, and also finite element analysis of simplified model is given by applying ANSYS Workbench. After the press and transformation...

In recent years, due to the rapid development and widespread use of computer technology, computerized accounting has become the development trend of accounting work. Accounting computerization has the advantages of fast operation, large storage capacity, fast retrieval speed and accurate data analysis,...

By using the on-site parameters from the middle speed mill (MSM) of the power plant, the mathematical model of middle speed mill is given by using the test-modeling method. Based on the obtained model, the dynamic matrix control (DMC) of middle speed mill is introduced in MATLAB/SIMULATION environmental....

With the continuous development of science and technology, the application of new media is becoming more and more extensive, which brings convenience to the development of all walks of life, and to promote the development of the industry, especially its application in computer animation production technology,...

In this paper, a class of discrete-time complex-valued neural networks with time-varying delays and impulses are considered. Based on M-matrix theory and analytic methods, several simple sufficient conditions checking the global exponential stability are obtained for the considered neural networks. The...

The traditional agricultural areas have weak and inefficient industries, poor liquidity of production factors, poor spatial agglomeration and slow urbanization. The establishment of a long-term mechanism of mutual promotion of new urbanization and agricultural modernization in traditional agricultural...

Software components are important reusable assets for spacecraft embedded software. Component development is an important task current now. Based on FODA (Feature-Oriented Domain Analysis), this paper analyzes the spacecraft software domain, identifies common requirements and variability requirements,...

The helmet-type information platform is used for the multi-source information acquisition and processing. Based on the AD HOC network and AODV protocol, the information from different devices and sensors transmits from rescuers to other members, such as the audio and video signal, the GPS, the poisonous...

This paper introduces the auto wireless automatic assembly system, an automatic assembly equipment. Present domestic car keys assembly way is mainly manual assembly. Manual assembly production efficiency is low, the intensity of labor is big, high cost. In order to change this way of backward manual...

This paper proposed a novel Biologically Inspired Neural Networks-central pattern generator (CPG) model with proprioceptive and reflex mechanism. It not only contains inner sensory information but also contains the information of the actuators and automatically tunes the parameter of CPG correspond to...

Food material heating equipment need to resist temperature interference amplifier circuit. Although the collector current has increased when the ambient temperature rises, but the partial amplifier circuit to make adjustments quickly to suppress the increase in the trend, making the collector current...

Surface gastric electromagnetic signal is an important basis for the study of gastrointestinal dynamics. Surface electrode method can only collects the gastric slow wave which is the characterization of gastric contraction rhythm. But it can collect the gastric electrical fast signal which is the characterization...

Digital technologies are used everywhere, in areas such as industrial production, medicine, agriculture, aviation, economics, and management. The features of the use of modern digital technologies, and artificial intelligence, in particular, are to minimize labor costs. In other words, human labor is...

A blind box refers to a box with randomicity which consumers cannot know what is in beforehand. The industry has been developed into the period that “everything can be a blind box” and a wide variety of blind boxes emerge in an endless stream. Concentrating on the emergent and prevalent toys—POP MART...

The channel system parameter of phase noise has an important influence on the performance of the radar receiver. With a brief introduction to the concept and formation mechanism of phase noise, the research was focused on local oscillator phase noise, which has the greatest impact on the performance...

Debris flow is a serious disaster which always leads to huge damages in Taiwan. After typhoon or downpour, the fluid pressure and the impact of the huge rocks and floating woods brought by debris flow may contribute to structural damage of bridges, or damage the bridge base which is attributed to the...

In order to effectively promote the reform and development of college English teaching mode, combined with the application advantages of current network information technology, this paper designs and develops a college English online+offline hybrid education platform. Web-based system technology adopts...

For solving the distributed permutation flowshop scheduling problem (DPFSP) with the objective of minimizing makespan we design a hybrid genetic algorithm. This algorithm combines a simple genetic algorithm, a local search algorithm and a plant allocation rule with the aim of minimizing the makespan....

A novel multiclass text classification algorithm based on multiconlitron is proposed. The multiconlitron is constructed for each possible pair of classes in sample space, each of which is used to separate two classes. For the sample to be classified, every multiconlitron is used to judge its class,and...

In the current situation of rapid economic development, people's living standards have been improved, and much higher requirements on the quality of service has been put forward. The modern scientific and technological strength has also promoted the continuous improvement of industrial level in China....

With the rapid development of the national economy, our country puts forward higher requirements for environmental protection. Due to the presence of hydrogen sulfide in petroleum processing raw materials, and it seriously affects the zero emission requirements. This paper discusses the hydrogen sulfide...

One of the most accepted thermal storage system of solar thermal power for balancing energy considers the use of cementitious/concrete materials. We report the preparation of nano-SiO2 optimized aluminate cementitious pastes as thermal storage materials with mass fractions of 0, 5, 10 and 15% Cu powders...

When we use oscilloscopes to observe power waveforms, inverter circuit waveforms and other high voltage signal waveforms through conventional passive probes, there are many risk factors because of grounding problem. However, we can use high voltage differential probe to solve these problems. The key...

For the existing problems of security risks when the amplitude of auxiliary shaft hoist vibration is too large, we use the vibration sensors to collect the vibration signals of auxiliary shaft hoist and display it in the monitoring software MCGS, then research on the vibration risk predictive control...

Face wrinkles, as an important sign of aging and the focus of anti-aging, have great research significance in detecting them. However, rough skin result in more noises, and the intensity difference between the fine wrinkles and the skin background is too small, which ultimately leads to low detection...

There are two significant problems on NFV based virtual network security solution. One is that the traditional subnet-centered architecture cannot prevent insider attacks between virtual machines in the same subnet. The other is the performance degradation due to virtualization. Motivated by the above...

Composite materials are widely used in no. of industries due to their high performance, light weight and having good strength which is sometimes better than conventional materials. Many research papers are published on different types of composites brackets in the past few years. Referring to those papers...

The impact of rural labor mobility on rural economy is slightly different due to different development level, incoming, etc. in rural areas. In this paper, based on the data processing from Liaoning Statistical Yearbook of 1999-2010, the correlative analysis between rural labor mobility and economic...

Nowadays, the information technology develops rapidly, and the network is used by people more and more frequently. As the previous teaching model and method are too single, a variety of explorations on the teaching model have been done. And now, due to the rapid development of information technology,...

In the era of booming technological advancements and automations, integrating them into the industry becomes an aspect of paramount importance. The introduction of 3D printing in the industrial paradigm is a novel approach. Leveraging this approach in the food industry represents a transformative shift...

Fueled by the swift advancements in artificial intelligence, computer vision technology has found extensive applications across various domains. This article will focus on how to use the You Only Look Once version 5 (YOLOv5) to enhance the accuracy and efficiency of pedestrian detection. It begins by...

In this paper, the dynamic properties of a planar flexible beam with large overall motion and nonlinear deformation in non-inertial reference frame are investigated. The dynamic response of the present model is compared with that of zero-order approximate model and one-order coupling model. Then changing...

This paper mainly introduces color images interpolation algorithm which based on bayer template. In order to estimate the missing two components in one pixel accurately, this algorithm selects gradient correlation between pixels to calculate them. The bayer image, whose resolution ratio is 5120*3840,...

The overall situation in middle and small-sized enterprises in China is that management level and science quality of CEO (person in charge) are not high, with poor executive ability, while management level and employees are relatives in most private enterprises of middle and small size. Various subjective...

The alignment of carbon nanotubes in composite materials can make the materials anisotropic. This characteristic has drawn a lot of attention recently. This paper examined the stability properties and working lifetime of carbon nanotube suspensions containing highly aligned multi-walled carbon nanotube...

As a place for voltage and current to change, focus and allocate, substation is an important node in the power system. The safe operation of its equipments plays a critical role in the safe and stable operation of the power system. The automation and unattended situation of substations is currently two...

Gelatinization equipment need to resist temperature interference amplifier circuit. When the ambient temperature increases, although the collector current increases, but the partial bias amplifier circuit to make adjustments quickly to suppress the increase in the trend, making the collector current...

A fault diagnostic method of 24-pulse uncontrolled diode rectifiers based on the voltage waveform analysis was proposed. The voltage waveform analytic expressions of individual diode running under normal and fault conditions were derived in detail. The analytic results are consistent with the simulation...

This paper introduces an identification algorithm for a thermal system with multi-variable closed-loops. First, a kind of subspace identification algorithm based on the principle component analysis (PCA) is analyzed. Next, the PCA is used to identify the parameters of the process, where dynamic model...