Advances in Computer Science Research

magnesium alloy, electrombile hub, micro arc oxidation, quality.

This paper will focus on the relation between gauge-invariant energy density of gravitational field and electromagnetic field. After the brief review the history of finding the analogy between gravitation and electromagnetism, we recall the two different ways to remove the gauge degrees of freedom, Physical...

One of the important characteristics of the random number is unpredictable, and the rear number will be generated without any relationship with the generated random number, the real random number is generated physically, but relatively high technology is needed, in fact pseudo-random numbers that has...

With the development of current network communication technology and continuous expansion of the scale of enterprises, traditional network based on the fixed location of private line cannot meet the needs of modern enterprises, and large enterprises need to achieve effective, Safe and fast connection...

Over the last few years, the demand for effective and precise malware and intrusion detection systems has been on the rise because of mounting cybersecurity threats. Conventional signature-based methods tend to face a high false positive rate, but machine learning models offer a robust alternative through...

Mental health is a vital foundation for personal well-being and social stability. The COVID-19 pandemic has significantly exacerbated global mental health issues. In the post-pandemic era, it has become one of the most pressing public health challenges. Meanwhile, breakthroughs in artificial intelligence...

The sensor used for mine was the monitoring system of coal mine. It was used to monitor the coal mine environment parameters and process parameters, and transmit various physical quantities into electrical signals. In this paper, a new type of ultrasonic wind speed sensor was designed, which had the...

This paper mainly studys on a kind of new-type automatic welder-an automatic welder with the new-type spiral heat exchanger's pillar plate, the welding process of given-distance pillars in the production process of spiral heat exchangers is invested and analyzed. This paper analyzes the ultimate principle...

It is difficult to establish a mathematical model of heat transfer in rotary kiln, which is difficult to establish a mathematical model. Through the theoretical research and computer simulation technology of the thermal system of rotary kiln, the thermal state of the rotary kiln is simulated, and the...

In order to cultivate comprehensive occupation ability of higher vocational students, this paper explores a kind of higher vocational education "CDIO project driven" teaching reform mode led by occupation skill competition. The model integrates the knowledge, skills and qualities required in the skills...

When we are layouting field route, the calculation of designed elevation in vertical and horizontal section is big workload and very tedious. So using Excel which has powerful data processing function and convenient operation of the form to complete a large number of height calculation in vertical and...

The basal plate is key component of thin film transistor(TFT), which is mainly used to load bearing processed liquid crystal plate. To decrease the effect of ground shaking, the basal plate is usually fixed on the inner frame supported by the damping device. In this case, in addition to quarantine ground...

This study proposes a zoned knee protector design methodology integrating personalized parametric approaches. Utilizing a comprehensive reverse engineering workflow, 3D morphological data of the human knee were acquired via the Einscan Pro 2X Series scanner. Two primary materials were selected based...

Based on L-diversity multiple sensitive modules, a hierarchical multiple sensitive attributes algorithm is proposed according to least mean square criterion --- L-LMSU (L-Least Mean Square Uniqueness). The algorithm makes a hierarchical strategy according to the frequencies of the whole attributes firstly....

There are obvious electrostatic field characteristics around the ship. Eelectric dipole in three-layer medium is used to describe the characteristics of the ship. The tracking problem of electric dipole with extend Kalman Filter is studied. First, according to the movement characteristics of the target,...

Based on the theory of the fuzziness and stochastic finite element solution, a fuzzy monte carlo finite element solution was presented. Firstly, with the -cut set of the fuzzy set, fuzzy parameters in a fuzzy engineering structure were transformed into stochastic variables in the uniform distribution...

This article explores young people's perspectives on males and females as teachers, contrasting these with teachers' perceptions. It builds on 425 interviews of pre-service teachers. The findings of the study reveal that male and female student teachers have similar motives in selecting teaching as a...

This paper firstly demonstrated the working mode of variable speed constant frequency in DFIG and gave introduction to the structure of excitation converter. Then it explained the main circuit topology and control mode of grid-side converter. Third, this paper analyzed the grid-connecting mode of DFIG...

Although the feed system of CNC machine tool is a certain dynamic system, the chaotic motion often occurs because of the function of the nonlinear factors.The dynamic model of the feed system with nonlinear spring force and nonlinear friction force is numerically simulated by using the adaptive control...

In China , the number of the power station increases quickly. According to the information from the Internet, From 2001 to August 2005, State Environmental Protection Administration has approved 472 thermal power projects, and the installed capacity is as much as 344382MW.In which , 135 thermal power...

With the further development of German teaching in our country, German learners are increasing year by year, which include German majors , college or middle school students who plan to go to German-speaking countries to study and related people who use German at work as well as a large number of spontaneous...

In this paper, we propose an improved cognitive amplify-and-forward relaying model, in which the multiple secondary users can harvest energy from the primary network, assisting primary user transmission and meanwhile performing secondary transmission in a spectrum-sharing network. One secondary user...

The application of computer 3D modeling technology in product design improves the efficiency and quality of product modeling design. Clarify the current situation and development trend of the existing computer modeling technology, and practice the appearance design of wheelchairs on the basis of analyzing...

The government reform objective of constructing service-oriented government clearly set by the CPC Central Committee is the inevitable result to meet the development of social economy in the case of according to the international background and the current domestic social environment. Since the tax sharing...

A kind of virtual flying condition is assumed that the trust and resistance is the same that can keep the force balance during the flying process of high speed aircraft. The main function of this virtual assumption is that it can the unstable open loop aircraft fly a longer time so more date can be gotten...

This study aims at developing an approach to the target positioning systems form images captured by camera based on its image geometry. This approach consists of the coordinate transformation between camera film coordinate system and fixed coordinate system, image geometry analysis, distribution analysis...

This paper researched the application of the framework, mechanism of inheritance, complex objects and the data storage technology, establishing a good management mechanism for updating data constantly, and completing development of this three-dimensional human data management system. By measuring 1,800...

The paper focuses on discussion on the method of integration of simulation models used within the enterprise information system. The integration problem is presented on one sample class of models – the real time models that are used in control, diagnostics and decision making processes. The suggested...

To solve the non-uniformity of micro-CT image with CV(Chan-Vese) model and the influence of location of initial contour curves on segmentation speed in the LGIF(Local and Global Intensity Fitting) model, K-LGIF(K-means-Local and Global Intensity Fitting) model was proposed through adding K-means clustering...

In this paper, according to the principle of micro pulsed laser radar detection, the appropriate atmospheric model is used to simulate the double pulse laser radar. And the simulation results are verified by experiments.

At present, there is no theoretical equation for quantitatively calculating gas exchange losses of an internal combustion engine. In order to accurately research on change rules of the gas exchange losses during the working process of internal combustion engines, the equation for quantitative calculating...

Analyzing reviews of E-commerce product is a kind of text classification which belongs to supervised learning. Due to the huge number of words, high dimensional feature space is a serious problem in text classification. In order to solve it, a new algorithm, IG-RS-SVM, is proposed. Information Gain (IG)...

In this paper, a novel symmetrical split-ring resonators defected ground structure (DGS) wideband bandpass filter is proposed. This filter exhibits advantages such as miniaturization, large range of bandwidth and easy fabrication. This paper analyzes the symmetrical split-ring resonators DGS unit and...

Museum is the place for collecting, displaying and researching material objects standing for the natural and human cultural heritage, and the cultural education institution, building, site or social public institution providing the public with knowledge, education and appreciation. The promotion of museum...

In order to improve the morphology analysis of expressions containing numerals for machine translation, this paper analyzes corresponding corpus and sums up characteristics of such expressions and proposes a handling strategy based on dynamic template matching and knowledge base. The workings and procedures...

In the thesis, the pollution condition of heavy metals in the soil is evaluated by fuzzy comprehensive evaluation method through testing and analyzing content of heavy metals (As Cd Cr Cu Hg Ni Pb Zn) in 400 sampling points within 400km2 near Baicheng City; and types and sources of pollutions of heavy...

With the development of society and the improvement of people's living standards, people's consumption level has become higher and higher, people have become more and more concerned about finance, and it is of great significance to apply mathematical model to the financial field. The use of...

Based on the innovative development of artificial intelligence, face recognition has become one of the most popular topics today, but the technology also has many security risks.The research of residents' willingness to use face recognition products has practical and theoretical significance for...

"Internet plus" era of the arrival of more and more industries, subversion of the original entrepreneurial thinking and ideas, the students in school during the innovation and entrepreneurial ability to cultivate, is to solve the "Internet plus" era This paper analyzes the characteristics of college...

The sensor SHT11 was used in measurement of temperature and humidity inside the high voltage switchgear cabinet, by the resistance sensor as displacement sensor, the method of mechanical parameter measurement for the breaker was put forward. Using the resistance sensor, got the breaker’s characteristic...

To investigate the investment behavior in the Chinese stock market, 2,000 residents of the mid-scaled town of Xiaoshan completed a survey questionnaire. Sample survey and typical survey results show that most stock investors are young persons with relatively low education background. They use idle funds...

Ontology construction is a hot topic in semantic research.This paper proposes constructing the domain ontology of political sensitive Information with Political Information as knowledge source data.By the using of ontology itself contains the description logic consistency reasoning verification mechanism,...

To avoid small sample problem in pattern recognition, the paper uses KMMC (Kernel maximum between-class margin criterion method) as the basic extraction method for face recognition, which is based on the maximum difference of between-class scatter and within-class scatter in feature space. The objective...

Online reviews and comments have become an important resource for various decision making processes, such as sale and buy decisions. The truthfulness of online reviews is thus critical for both buyers and sellers since fake reviews will affect customer’s decisions due to misleading description and deceptive...

A new verifiable secret sharing scheme based on bilinear mapping is proposed，the correctness and validation of the scheme are proved, and the security and performance are analyzed and discussed. Compared with most existing schemes, the advantage of this scheme is that participants can verify the correctness...

Under the background of education reforms and developments that colleges and universities are transforming into applied technology, aiming at the long-standing practice that the education sector has not solved, the preschool education major of local colleges and universities innovate “theory and practice...

Donkey meat has high edible value. Baoding City donkey meat is well-known local specialties, commonly known as "sky dragon meat, underground donkey". In order to avoid illegal commercial tenants selling other meats to consumers, it should identify the meat species. Based on the near-infrared spectroscopy...

With the all-round development of science and technology, the Android phones represented by Android begin to become an important part in people's lives gradually. People perform voice calls, sending and receiving mail, processing all kinds of information, enjoying the convenience through the Android...

The new packing boxes which are quakeproof andeasy to disassemble and install include baseboard, the bottom of which have installation cabin. Besides, both sides of the interior of the cabin are furnished with the first slide and the second slide. the inside of the first slide is fitted with the first...

Advanced Financial Accounting is a supplement extension and development to Intermediate Financial Accounting,. It is mainly to solve a series of special operations produced with the objective economic environment changes and emerging business. Its research object is complicated, involving the knowledge...

In order to find a method to suppress the cargo oscillation and precise positioning of tower cranes, this paper studied the effect of the lifting mechanism motion on the amplitude and frequency of cargo oscillation of the tower cranes. The calculation formulas of the amplitude attenuation of the cargo...

The English Press in Singapore has unique features in a country that functions under Authoritarian System. In the 1970s, the whole press (both English and Chinese) faced challenges and pressure from the control of the government. Tightening measures and laws were implemented, therefore the English press...

Wireless Multimedia Sensor Network (WMSN) achieves the multimedia information from the distributed sensor nodes. In this paper, we design a transmission scheme to ensure the efficient and reliable data transmission in WMSN. Firstly, LT codes are employed as the channel coding. A method is proposed to...

With the rapid development of network society and intelligent society, and the increase of data acquisition source, the volume of data is on an explosive growth, which has led to the emergence of big data and wide use in all walks of life. Big data also brings a lot of trouble to people at the same time...

Logo Detection plays a vital role in different applications such as brand checking, copyright assurance, and visual look. In this paper, we explore the viability of convolutional Neural Networks (CNNs) and combination procedures for Logo Detection. We used three pre-trained CNN models VGG-16, DenseNet-201,...

Agents in reinforcement learning relies on reward to make movement, improve algorithms, and reach the final goal. However, reward setting is a subject that requires much engineering skills and experiences. Two types of reward, extrinsic reward and intrinsic reward, are totally different in ways of setting....

With the rapid development of integrated technology, more and more IP cores were integrated on a single chip. However, the improvement of the transistor density and processor working frequency resulted in increasing power density and heat generation. So MPSoCs (Multiprocessor System-on-Chips) are facing...

A performance measurement parameter selection method of PHM (Prognostics and Health Management) system for armored vehicle based on entropy weight ideal point is proposed, aiming at the problem that there are too many performance measurement parameters of armor vehicle PHM system and lack of theoretical...

Over the past five years, China has witnessed the boom of high-speed railway. more than ten thousand kilometers of high-speed railway has been built. Under the leadership of the government and relevant departments, the efficiency and effectiveness of the model of construction and management have been...

This paper expounds that the significance of the regeneration of the used sand, design structure, working principle, working mode and advantages of reclamation of vane wheel equipment. The test prototype of reclamation of vane wheel equipment was used to reclaim the used sand, and the clay content of...

Experiment teaching plays an important role that can't be ignored during the process of applied undergraduates' talents training. Based on characteristics and cultivate objective of specialization itself in agricultural electrification and automation in the course of experimental teaching reform, this...

With the increase of electronic control units on cars,technology of vehicle buses have got wider and wider application,this paper puts forward a kind ofschemeof automotive body and headlightscontrol system based on CAN/LIN bus, scheme introduce in detail the CAN/LIN network in the application of the...

Anomaly detection technology in crowd scene is very important in public place. Crowd detection differs from pedestrian detection which we assume no individual pedestrian can be properly segmented in the image. We propose a scheme which the scen can be treated the crowd motion patterns as the spatial-temporal...

Potential evapotranspiration is important to energy balance calculation and hydraulic cycle. And the value impacts water-heat balance obviously. Based on the theory of FAO Penman-Montieh equation, this manuscript taken the sources region of Yangtze River as a study case. For the calculation of Potential...

The paper describes deployment experience of a decision support system for planning fuel supplies within a network of gas stations, which is based on simulation, multi-agent and expert modeling. Authors focus on various methods used in decision support system BPsim.DSS. Mainly the system is used by logistical...

A kind of attack angle tracking controller with a former similar to PID control is proposed based on the pitch channel model of hypersonic aircraft released by America air force research center. Also the speed of the aircraft is controlled to tracking to a constant, which will make the system more stable...

The signal must be bandlimited in its reconstructing by using the Whittaker-Shannon

Consider the problem of building high-level, multimodal features from only unlabeled data, we train model consisting of a sparse stacked denoising autoencoder network with max pooling, which can be used to extract high-level image feature, on a large dataset consisting of multimodal information, and...

The advent of Industry 4.0 (IR4.0) is significantly influencing employment sectors. Prior studies conducted in Malaysia indicate that the readiness of employees to embrace IR4.0 is affected by shifts in the environment, consumer behavior, and employee performance, while technological factors have lower...

This empirical study investigated the impact of face occupancy on the generalization performance of Convolutional Neural Networks (CNNs), specifically focusing on three widely-used architectures: ResNet50, VGG16, and MobileNetV2. The face occupancy ratio, defined as the proportion of the image occupied...

In the current context of urban renewal and growing demand for youth housing, the transformation of old neighborhoods into youth apartments can not only effectively utilize idle resources and enhance the image of the city, but also satisfy the residential needs of youth groups and promote community vitality....

In order to solve the problems of low operating efficiency and high operating cost of pumping stations in wastewater treatment plants, a model with the minimum daily power consumption cost of pumping stations as the optimization objective is established. Taking the improved particle swarm optimization...

In power system analysis software the simulation model of generator excitation system is not perfect, actual characteristics of the generator cannot be simulated accurately under some certain faults. Thus, an improved excitation simulation model with excitation limit is presented in this paper. The model...

In view of the problem that improper positioning of external lithotripsy, frequent replacement of electrodes, poor discharge stability, focus drift and high cost, it is designed a kind of extracorporeal shock wave lithotripsy with X-ray and laser double - positioning. The ADAMS software was used to simulate...

The rapid updating of the level of modern science and technology, in the promotion of office automation under the premise of the computer into the office operation process throughout the work. This paper mainly introduces the characteristics and functions of office automation, as well as the development...

The conjugated polymer poly(4,8-bis ((2-octyldodecyl) oxy)benzo [1,2-b:4,5-b'] dithiophene-co-p-didecyloxybenzene) (PBTB), was successfully chemically polymerized by reacting (4,8-bis ((2-octyldodecyl) oxy)benzo [1,2-b:4,5-b']dithiophene-2,6-diyl)bis(trimethylstannane) with respective 2,5- didecyloxy-1,...

IDC (Internet data Center), IDC is a standardized and professional computer room environment established by telecom departments using the existing Internet communication wires and bandwidth resources. IDC provides server hosting, leasing and related value-added full-service for the enterprise and the...

The construction and development of geological culture, rational development and utilization of geological cultural resources, is of great importance for the prosperity of scientific and cultural undertakings. Geological culture is a resource embodying a great potential, which should be exploited in...

At present, unbalanced economic development and great regional difference exists in our economy, so it is necessary to study the regional difference of economy. However, financial stock market determines the distribution situation of private capital in regional and inter-industry. This paper has made...

Nonstationary signal analysis and processing are widely used in noise reduction, feature extraction, state recognition, fault diagnosis and other fields. The general methods include time domain analysis, frequency domain analysis and time-frequency combined analysis. Time frequency analysis is an ideal...

Men with ED generally complain failure to attain or maintain an adequate erection during sexual activity. The prevalence of ED is strongly correlated with age, affecting about 40% of men at age 40 and nearly 70% at aged 70. A variety of chronic diseases, including diabetes, hypertension, cardiovascular...

Rapid improvements in microbiome research have been driven by advances in high-throughput sequencing (HTS), and enormous microbiome databases are now being developed. However, the variety of software tools and the intricacy of analytic pipelines make entry into this field challenging. Here, we provide...

The data was subsequently used to develop a non-contact vibration pickup from the rotating machinery, within a specified load and speed conditions, and thus ensure timely detection of bearing defects. The collected vibration data was denoised through the Hilbert transform. Dimensionality reduction was...

The global spread of the COVID-19 epidemic has become a common threat to human society, posing huge challenges to the economies of various countries. On this basis, evaluating the impact of it on the economy and society has become a research hotspot. The stock market, as a barometer of the economy, will...

With the rapid development of many types of social networks, the number of people involved in group activities is increasing, and thus group recommendation systems have been widely studied. This paper proposes a collaborative filtering algorithm to mine groups' interests. In view of the different roles...

According to the characteristics of OA system, the paper designs the protective system of network application boundary security isolation based on OA. The advanced security isolation exchange technology is applied to the OA system to protect the internal network security, and form full protection system...

Residual stress takes a great effect on security and service life of components on manufacturing in industry, it occurred interior and exterior of material, such as destructive, consuming time, inaccuracy. The traditional residual stress measurement methods can not afford the demands of safty monitor...

A wavelet threshold denoising method is proposed. The new threshold functions in the method overcome not only the constant deviation between the estimated wavelet coefficients and the decomposition wavelet coefficients in the soft threshold function, but also the discontinuance of the hard threshold...

To realize point to point communication between two devices with a long distance, this paper designs a wireless video transmitting module working at 1.2GHz and a data transmitting module working at 433MHz. We also write a control program using MFC (Microsoft Fundamental Classed). At last, the system...

This paper describes the design of a sampling holder, Using a higher linearity bootstrapped switch, by using the bottom plate sampling to offset the effect of charge injection effect, By using the capacitance flip type structure to reduce power consumption, designing a high gain and high speed operational...

Characteristic Education is the Competition Core of Application - oriented Universities. Building a team of "double-qualified" teachers with strong personnel, good quality, reasonable structure, special combination, innovative spirit and relative stability, is the key to improve the teaching quality...

Temple architecture has always been an important part of Chinese cultural heritage. The records of Chaoshan ancestral temple and temple architectures are relatively few in the literature of past dynasties due to historical reasons, so that the protection and inheritance of its hidden historical and cultural...

As the most potential big river delta, the Yellow River Delta has distinct land resource advantages, good location and abundant natural resources. In this paper, we regarded Dongying City as the study area and analyzed the spatiotemporal characteristics of land use from1992 to 2010 in this area. As well...

As an important part of the smart grid, smart substation is the key operating parameters collection point and control execution point, thus its safe and stable operation is one of the fundamental bases of ensuring the grid continues to provide a reliable energy resource for the development of the national...

The dynamic characteristics of the brake drum are theoretically calculated and studied by the finite element method. The finite element model of the brake drum is established by using ANSYS software. Through the analysis and calculation of the model, the first 12 natural frequencies and vibration shapes...

Spinel compound LiNi0.40Co0.1Mn1.5O4 was synthesized by a sol-gel process together with a calcinations process. The as prepared product could be indexed to Fd3m space group. The dopant Co resulted in more oxygen vacancy in crystal structure. The doped compound exhibited better cycle rate capability than...

With the rapid development of technology and the popularity of the Internet, a large number of image datasets have been produced in various industries. It is difficult to quickly search for a desired image in a large number of image datasets, so it is very meaningful to design an efficient image retrieval...

series,the request is too high.The paper constructs a kind of new series instead of the

The resources and abilities of the general research results are applied to the informationization of scientific research management, can reveal the essence of informationization of scientific research management, found that the key lies in the cultivation of the scientific research management information...

Rate azimuth inertial platform/Log/Gravity matching is a simple passive navigation system, the high resolution digital gravity anomaly map is essential for this system. The five kinds of gravity anomaly interpolation are introduced, which include bilinear interpolation, Shepard method, gravitational...