Advances in Computer Science Research

This article introduces how our Electrical-drive course group makes Resources Construction on the network-teaching platform of Tsinghua University, and how we use the platform to make the curriculum construction and the curriculum reform. Firstly, we introduce the main features and usage methods of the...

According to characteristics of high flow, high inertia load, variable stiffness of test platform in marine component mechanical properties, considering the president research status of hydraulic servo system, this paper establish the mathematical model of hydraulic servo system of test platform and...

The three-dimensional flow of high speed elevator is numerical simulated using the Computational Fluid Dynamics Method (CFD). The car of high speed elevator has dimensions of length 2.3m, width 1.7 m and height 2.4 m. The shape of diversion cover is conic. The flows of high speed elevator with different...

With the advent of the information age, signal transmission has been involving many kinds of fields. During the process of voice signal transmission, there would be inevitably doped with some noise signal, but which would not happen if the very designed filter has been used. In this paper, the window...

With the development of virtual reality display technology of cultural heritage, the virtual reality display technology is developed more deeply and widely, the sense of reality and immersion put forward higher requirements, more and more people pay more attention to the attribute information of cultural...

Internship is an important part in the teaching process of higher vocational colleges. It is very important for the hotel management profession to do the internship work. However, there are endless problems in the process of internship, which lead to the contradiction between hotels, schools and students,...

Airport security is a necessary link for passengers to enter the airport. In this paper, we established a multi-server queuing model to optimize the airport security screening. Concretely, the whole queue process of security screening is decomposed into some parts. For each part, we established a multi-server...

We collected from the literature and analyzed 19 groups tunnel rock classification data, combined with data mining functions of rough set theory and attribute reduction capability, factor analysis model was established based on rough set theory. After 19 sets of data attribute reduction, extraction equivalence...

The integrated electronic information system based on the core processor uses a large number of components which have been finalized or commercially developed, and the system structure is so complicated that common reliability evaluation methods cannot be directly applied to the system. To solve the...

Public service advertisement is a special kind of advertisement. It serves for the society without making any profits and aims to through various media to regulate and educate the public. This thesis compares Chinese and English public service advertisement from few aspects. Then draws a conclusion:...

The genuine traditional Chinese medicine as a synonym for quality medicine, it has a long history in China, it has important applications in the aspects of disease prevention and treatment of traditional Chinese medicine. This paper from the growth conditions of genuine traditional Chinese medicine,...

With the development of digital technology and network technology, mobile learning with mobile computing and digital technology as the foundation, it is a new way of learning, the ongoing promotion and application. In this paper, according to the characteristic of high using rate of the Android system,...

In this design, facing the defects of manual back rub, bold structure innovation design is carried out in the coin-operated back rub machine to replace the human arms with mechanical arms. It is simple in structure, convenient in operation and safe in application; meanwhile, the efficiency of back rub...

To effectively solve the loading reinforcement problem of overloaded vehicles and equipment when troops use railway transportation, this paper takes the field rushing car of Dongfeng as example. Makes calculations from gravity center stability of heavier cars, force in conveying process, stability and...

With the increasing scale of large model training, the traditional centralized training model faces serious challenges in terms of data privacy, communication efficiency and device heterogeneity. The data privacy problem stems from the inability to centrally store sensitive information (e.g., in the...

This paper analyzes the linkages between political risk, institutions, and foreign direct investment inflows. Using panel data of 117 countries from 1990 to 2008, the paper explores the effect of the market environment, including unemployment rate, consumer confidence, and poverty on multinational cooperation....

This paper implements the reconstruction of two filters based on MicroBlaze,he top-level design defines two reconfiguration regions, each of which has four reconfiguration modules, and two reconfiguration regions:All pass, band stop, low pass and high pass,Various configurations of filters are finally...

The transfer function is the performance of an optical System’s Imaging quality. It’s an important indicator of an optical system. Detecting the transfer function plays a particularly important role in the project processing and finishing process of the optical system. In order to detect the large caliber...

To deal with the difficulties of getting network positioning signals existing in sensor network as well as the problem of the hunted signals being polluted by electromagnetic radiation, mechanism of hunting for sensor positioning signals based on correlator difference accumulative algorithm is proposed...

Making use of micro Doppler Effect measured by continuous wave radar (CW radar), the micro Doppler modulation mathematical model of radar echo cased by projectile rotation is established, and the analytic relationship between projectile rotation and micro motion is deduced. Based on Hilbert-Huang Transform...

To realize multi-image scheme selection of product color design, the grey relational analysis method was introduced into product color evaluation process. Through multi-image acquisition of product color design, users were asked to give their scores of each color scheme according to target multi-image,...

The clustering phenomenon often appears in histopathology image, some cells overlap or touch together to from a big area. It is necessary to design an effective algorithm to separate the clustering cells into single one. We describe a generic method for segmentation microscopy images based on supervised...

The internal control can transfer assets to the outside world security situation of the efficiency of corporate management and other signals, its essence is a guarantee for the normal operation and the control mechanism of enterprises development, it can help enterprises to achieve lower transaction...

This paper introduces the concept of learning autonomy proposed in the CDIO education concept. By analyzing the shortcomings in the practice of bilingual teaching, this paper points out the necessity of the construction of the bilingual teaching network platform. Then analyzes the existing problems in...

The permeability coefficient decides the land water retention ability to some extent. This study measured soil permeability coefficient in land of coal mining areas with double ring method, in order to show the soil water retention ability and analyzed the relationship between soil infiltration curve...

Now the Tencent Inc launched WeChat application has become the majority of mobile phone users to install higher use rate of high school students, especially the very widespread application. WeChat public platform is the foundation of the Tencent Inc in WeChat add function module of an extended, through...

Under the calling of the Chinese dream, the national culture fever is prevailing on the land of China wave upon wave. Chinese culture is no longer just a name in academic research field, or a code word for a subject, but the cultural gospel and cultural practice of an epoch, as well as great actions...

In this paper, a plant growth simulation algorithm was used to solve distribution network reconfiguration. The effectiveness of the proposed method has been tested and verified on IEEE 33 bus distribution system, the experimental results show that the Plant Growth Simulation Algorithm has better feasibility...

The topology of Three-Phase PWM Voltage Source Rectifier (VSR) is introduced in this paper. The mathematical model in three-phase static and two-phase rotary coordinate system is built. According to the component of reference voltage vector in two-phase static coordinate, the sector and the action time...

This study investigates the impact behavior of hematite concrete beams using drop-weight facility. Reasonable experiment scheme is disigned, different tups were used and varying drop weights and heights were applied. This study measures impact loads, mid-spanaccelerations,and strains at the top and bottom...

With the continuous development of modern information technology, college reading platform model is also in constant change. From the perspective of the existing application software, system application measures and application survey structure of the whole service status quo and problems both need to...

In the traditional software reliability evaluation models, there are assumptions that the detected faults can be eliminated immediately and the new fault will not be introduced, which does not fit for the real final software testing process. This essay modifies the above assumptions, treats the detection...

When the welding robot receives task instructions, it needs for trajectory planning of welding robot, in order to improve the work efficiency, welding task planning can work form he point of view of the joint space and also it can work from the Cartesian coordinate space planning. This paper analyzes...

Anemia, which is a common medical condition seen in many parts of the world with classic manifestations of fatigue, Weakness and dyspnea. Early detection of Anemia helps to prevent its progression and timely treatment. The dataset used in this study contained 218 images of conjunctiva, a good indicator...

In today's competitive environment, students need essential skills for opportunities, valuable career connections, and strategic career planning. Our paper proposes an innovative system, EduProgressor, to assist students in their career journey by connecting them with industry experts and facilitating...

With the continuous reform and advancement of education, requirements for teachers' professionalism are more and more strict. Normal students are generally engaged in education and teaching in the future, and the teaching practice ability will directly influence their future performance in teaching position....

Reform of public hospitals at the county level in national regions is different from the actual situation of other administrative regions, taking minority areas in Gansu province as an example, combing the current content logic on the basis of the reform of public hospitals at the county level in China,...

In order to inspect the condition of micro tools automatically and accurately in the micro milling process, a vision based on-machine measurement method is studied in this paper. The proposed methods can measure tool dimension, spindle radial runout and acquire the microscopic image with full depth of...

This paper studies the aerodynamic optimization of dome of high-speed elevator. A 2-D flow field of typical sections is created with Fluent software. Conic curves with different height and constraint parameters are used to fit the dome. Comparing these drags coefficients of each shape of dome, the optimized...

To meet the innovative talents cultivation requirements of China, all kinds of cultivation methods for college students' innovation ability come out like bamboo shoots after spring rain. This paper researched the mechanism of the college industrial park and discussed its advantages to enhance the innovative...

Permanent magnet synchronous motor (PMSM) has been widely used in industrial fields. The conventional control method for vector control of PMSM is PID, which has some disadvantages such as large overshoot, bad robustness. In this paper, a cascade control strategy with three rst-order linear active disturbance...

Object: through case analysis to study the effect of intervention on College students' Psychological crisis, and exploring the best teaching mode. Method: Students in grade 2017 in our school were selected to the case analysis. Four classes were selected by random cluster sampling. Total 89 students...

The traditional voting process face challenges like long queues, manual identity verification, and human error, reducing accessibility and voter turnout. To address these issues, a Facial Recognition-based Smart Voting System is proposed, using advanced machine learning. The system employs Python’s OpenCV...

Accurate load forecasting can keep the safety of power grid operation stability and guarantee the normal production and life of society. Support vector regression machine is suitable to load forecasting. Its nature of learning method is to give a good forecasting ability according to a small amount of...

Millisecond pulsar can generate another type of time scale that is totally independent of atomic time scale, because physical mechanisms of pulsar time scale and atomic time scale are quite different. Usually pulsar timing observation isn't even sampled, and their data set is sparse, So we use cubic...

Novel nitro-benzothiadiazine 1,1-dioxide derivatives were synthesized and tested for their inhibitory activity against aldose reductase. Of them, 5-nitro and 8-nitro bearing ones displayed significant activity in IC50 values of 4.6 and 13.45µM. Their docking behaviors were also studied.

As a new financing model, project financing has been widely used large-scale infrastructure projects in the world. As project financing, BOT, PPP and ABS are three specific financing models, which has a good development in the infrastructure sector and great potential for development. From the perspective...

The lifting and rotating device is applied to areas increasingly. The high frequency lifting and rotating device described in this paper is mainly used to control the position of the structure of sound to be tested in the water tank, PLC controller is selected to control the X axis, Y axis, Z axis and...

Big data opens a new era of library transformation. Intelligent services of the smart library built by the big data are the innovation orientation of library service model. In the era of big data, the library should take a rational perspective to the maintenance and development of the library system,...

As an important part of building envelope, roof has a significant impact on attic indoor’s energy consumption and thermal environment. Water storage roof bricks have a good heat insulation performance and environmental effect under a certain structure. This paper researches the heat insulation performance...

SIFT, which is widely used for feature extraction in image recognition task especially when image rotation, translation, uneven illumination occur, has been applied in vein recognition task more widely. However, mismatching between intra-class and inter-class, which is unbearable for personal identification...

The ancient site of the real return is a new research field in digital cultural heritage protection field, using virtual reality technology to reproduce the ancient ruins can be completely without changing the original appearance of the site, and retain the modification to reconstruct the landscape,...

Abstract. Since 1996, China formally approved pilot professional master degree of education, the direction of education management in professional master degree postgraduate education has developed rapidly. But there are some problems in the development process, the paper proposes the corresponding improvement...

Taking 518 technology mergers and acquisitions of new generation information technology listed companies in Shanghai and Shenzhen A shares from 2013 to 2017 as research samples, this paper further studies the regulating effect of absorptive capacity and the mediating effect of marketing ability on the...

Staff training is the most effective way to obtain a competitive edge of a company, as well as to achieve a win-win situation. This paper offers some suggestions to the staff-training plan of a supermarket in Baotou through the analysis of its current status and problems.

With the rapid popularization of smart devices, the traditional social network based on PC is gradually transferred to the mobile Internet. For the problems of mobile devices such as small screen, low power, bad browse experience, etc. using information push technology to publish and access real-time...

In this paper, the author brings up an innovative design of garden sprinkler that makes up the defect of a large-sized sprinkler, which cannot be used in smaller gardens. A miniature sprinkler has a remote control system and a height-and-pressure adjustable sprayer, with a small size that can easily...

Federated learning has emerged as a promising solution to address the critical challenges of privacy protection and communication efficiency in distributed data processing, particularly within the contexts of edge computing and Internet of Things environments. This study explores Local SGD as the primary...

In order to investigate the effects of different nitrogen fertilizer on soil environment and soil fertility in sunlight greenhouse, four different types of fertilizer was used in the same amount of nitrogen. The results showed that: (1) soil soluble salt content, EC value, and pH all increased with the...

In order to improve the algorithm efficiency, expand the scope of application, we study the mobile robot path planning technology based on improved genetic algorithm. In this paper, we design a new adaptive function, which contains the path length information, the collision penalty factor, and the path...

Frame torsional rigidity has great effect on the fatigue strength of the frame and the dynamic performance of vehicle. But the test for the frame torsional rigidity was very difficult. An improved torsional rigidity test method is proposed referring to analysis of distortion of frame in line running...

In the light of the high decoding complexity and large transmission delay caused by the bit rate allocation of Distributed Video Coding (DVC) scheme with feedback channel, this paper proposes an improved bit rate control algorithm without feedback. The algorithm uses the division of macro block to simplify...

In the current revolution coal technology, coal enterprises to gain competitive advantage, the cumulative cost of the technical aspects of the value chain must be less than the cumulative cost competitors, raw materials needed in manufacturing, materials, spare parts, electricity, equipment, technological...

Football with its passion, teamwork and other characteristics as a long history of sports, since its introduction to China, has been the majority of people's favorite, especially in football sports development and football training practice, the formation of football experience and the specific practice...

According to the optimization problem in a variety of corrective and improvement actions that exist in the FMECA method, this paper introduces the fuzzy theory of FMECA analysis, study quantitative method of the degree of severity S , occurrence probability O and detestability D of RPN algorithm, and...

With the launch and implementation of the intelligent grid, the remote meter reading through power line carrier and GPRS wireless network has been widely deployed gradually. However, the wireless network based on SIM card is vulnerable to interference at present, the packet loss and drop occurring sometimes,...

The dynamic characteristics of squeeze piezo printhead are studied using reduced frequency model for inks with different viscosity. While piezo inkjet mainly applies in paper printing and graphic output, many new applications have emerged in the last few years. These new applications involve inks with...

Due to the complexity of text deformation, it brings great difficulties to the character recognition. In this paper, we propose an algorithm based on geometry rectification to identify the deformed characters, which improves the accuracy and recall rate of text recognition. In this method, the deformed...

The hydraulic test model was built to investigate the fluid-induced vibration of plane gate by changing the gate opening and flow rate respectively. The flow field near the gate was measured with the PIV system while the gate structure was measured with 8 channels high speed vibration acquisition system...

The mining method of the deep slowly inclined-thin to medium thick-soft interlayer ore body is of No.6 pit in Jingning phosphate mine of Yunnan Phosphate Chemical Group Co.,LTD., has been studied, though the research techniques of field investigation, theoretical analysis and scheme comparison, on basis...

To support implicit knowledge acquisition in manufacturing process design and increase the enterprise’s rapid response capabilities and competitiveness, similarity measure on manufacturing process was studied in this paper. Based on the characteristic description of modular process unit, process representation...

This paper conducts the causal analysis between TI (TI) and economic growth of Gansu province in China using time-series data from 1986-2010, and it is directed by the means of time-series estimations through ADF unit root test, co-integration tests, error-correction analysis and Granger causality test....

This paper focuses on the issue of planning and optimization of airline network under PRD (Prohibited Area, Restricted Area and Danger Area) avoiding, in a way of hierarchical and quantitative design. According to the principle of Maklink Graph method, the issue of optimization of airline network was...

in the field of multimedia technology, image compression technology is at the core position, which directly affect the quality of the large-scale broadcasting and television project. In the traditional wavelet multimedia video image compression technology, the shortcomings of wavelet coefficient characteristics...

A two-colored directed digraph is primitive if and only if there exist nonnegative integers and with such that for each pair of vertices there is a -walk in from to . A -walk from to consisting of red arcs and blue arcs. The exponent of the primitive two-colored digraph , denoted , is defined to be the...

In order to obtain new emitting materials with an improved thermal stability and the luminescence efficiency, we designed a new type of cyclic phosphazene based blue light-emitting dendrimers, in which the rigid spherical cyclic phosphazene core is chemically bonded with the anthracene branches. Three...

At present, the problem of global path planning research most concentrated in the known information conditions. But the path planning of mobile robot is still an important problem to be solved in dynamic environment. In this paper, the ant colony algorithm is improved to solve the robot path planning...

The data mining course is an important course of postgraduates of statistics and computer science and technology majors in Jingdezhen Ceramic Institute. In order to improve the postgraduates' ability of learning the latest expertise in the field of data mining and tracking the frontiers of discipline,...

The three-dimensional turbulent flow of high speed elevator is numerical simulated using the static uncompressible Navier-Stokes equations. The equations are solved using finite volume method with second order upwind spatial discretization. The car of the high speed elevator is a box with the length...

The most important areas in architectural planning and design include floor plan optimization and prediction. The following research focuses on using machine learning for predicting and providing suggestions on multiple floor plans according to defined user parameters, which can include plot dimensions,...

Two novel (1,2-benzothiazin-4-yl)acetic acid enantiomers were prepared by chiral resolution, and their enantiomeric purity was tested by chiral HPLC. The biological evaluation of the racemate and the single enantiomers showed that the isomer (R)-(-)-4 was the most active with an IC50 value of 0.120µM,...

Aiming at the preliminary orbit determination error of certain shipboard microwave unified tracking telemetry and command system of C frequency band(UCB) equipment in performing the earth synchronous satellite laughing missions, by analyzing correction, axes- systematic error propagation and instrumentation...

For the problem of low accuracy by the traditional K-means clustering algorithm to segment noised brain magnetic resonance imaging (MRI) images. This paper proposed an improved K-means algorithm. The traditional K-means algorithm only considers the brain image gray value itself, ignoring the relationship...

Smart bracelet is a new wearable smart device that can record daily exercise, sleep, diet and other data and analyze these data to guide a healthy life. The feasibility of using smart bracelet in college physical education is discussed through logic analysis and literature method. The possibility of...

Detecting and recognizing ships at sea presents unique challenges due to their irregular shapes, complex features, and varying sizes. This study explores the capabilities of different YOLO(YouOnlyLookOnce) architectures—specifically versions V5, V6, V7, and V8—for maritime applications. Each version...

Based on the panel data of 16 European countries from 2000 to 2016, I provide the empirical study quantifying the impact of female labor force participation on carbon emissions. In the design of my empirical research, I adopt the fixed effect model and use FGLS estimation. The results show that the increase...

Instrument and switch nodes are constructed by using virtual simulation tool Multigen Creator, and the method of modeling is introduced in detail. Microsoft MFC is used to initialize configuration of scene simulation, realize of network communication with marine simulator server, receive real-time data,...

A new small-scale type diffuser augmented wind turbine (DAWT) is designed based on blade element momentum theory and the aerodynamic model of DAWT is established. This work presents an innovative approach to rotor blade design of small-scale diffuser augmented wind turbines. At the same radius and wind...

In this paper, the light chemical equipment course during teaching link was analyzed and discussed. Four aspects include the selection of teaching content, correct thinking method and good working habits of students, the diversity of teaching methods and the reformation of teaching methods were analyzed...

In India 80% of the deaths are due to accidents so as to prevent this Vehicle-to-Vehicle Technology has come into existence. This V2V technology not only prevents accidents but also detects them. This V2V is a subset of ITS. V2V is vehicle-to-vehicle communication in which vehicles exchange information...

Vehicle Information System is one of the important components of the modern automobile electron. Because of the development of the science and technology and the huge market demands, In-vehicle electronic equipment which was the single in-vehicle navigation equipment at the very beginning is developing...

Through Silicon Via are the widely used interconnects in the semiconductors industry. They are designed in different ways to meet the market demands. These interconnect need protection from both internal and external pressures. The pressures result from heating of the components on the chip which enhances...

In order to create a comfortable and cost-effective hot bath condition for everyone, we invent a bathroom environment to simulate the process of people taking a bath. Then, what are a hot bath made of There must be a bath crock, a tired man who is eager to clean himself. In this way, we got the two key...

The trust evaluation research in cloud computing has been involved in the node security communication, security storage, resource allocation and many other aspects.As an effective replacement oftraditional networksecurity,trust mechanismhas effectively solved the security problems of distributed computing,...

with the increase in power demand, maximally guaranteeing normal and stable operation of power system has become the key point. HVDC and FACTS contains plenty of high-power electronics, and it has important effect on stable and transient operation of power system. As the member of multilevel converter,...

large police scheduling model is the key to ensure the smooth progress of the police work. In view of the traditional large police reasonable scheduling model, invulnerability and robustness is not good, the paper presented a large police reasonable scheduling model based on the Internet of things technology....

In order to make the image retrieval more quickly and efficiently, this paper proposed a new method to construct SVM classifier, it uses K-means clustering algorithm to find the representative sample in the image database, which effectively reduces the searching range of the target image, and then the...

Both 1,2,3-triazoles and nucleosides have proved to be useful pharmacophores for antiviral and anticancer agents. A series of novel 1,2,3-triazole nucleoside analogues were designed and synthesized in order to find new antiviral or antitumor compounds.

Intercrystalline and pore brine develop extensively in the Heibewadi research area which is located at south foot of Altun mountain of Qaidam basin. In central area, intercrystalline brine’s depths range from 5m to 90m. In northwest, south area and central deeper area, pore brine develops under intercrystalline...

Performance of feature extraction and representation, sticking point of image recognition task, will directly influence the accuracy of final recognition. The traditional feature extraction algorithm of vein recognition is based on the sufficient prior knowledge of analysis on vein information characteristics,...