Advances in Computer Science Research

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...

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,...

The General Secretary Xi Jinping pointed out the importance of ideological and political work in colleges to the development of colleges in China under the new situation. He expounded the meaning and the fundamental direction of ideological and political work in colleges, and emphasized the principle...

In the rapid lead of the economy and information technology, electronic commerce has been developed rapidly. It is triggered a new round of the information security problem of e-commerce, information security is the platform of fundamental business can run smoothly. This article elaborates mainly the...

From the perspective of the user, to summarize the population characteristic of elderly user and acquire interactive requirement model of Elderly Chaperone by former study, and then gather effective sample data and obtain Elderly Chaperone through analysis on the basis, and the key requirement item of...

This paper mainly discusses and studies the innovation of urban community and its democratic autonomy system in China. The system of innovative community and democratic autonomy can be realized by the following ways: firstly, the setting up of a new type self-governing community organization; secondly,...

Extensive study has taken place concerning the reduction of wind-induced vibrations in tall buildings. One method to mitigate this effect adds an auxiliary damping device to the building to increasing the damping ratio of the primary structure, that reducing wind-induced vibration. In the present study,...

It has been more than 20 years since from China's professional evaluation of 1993. The professional accreditation of professionals in Jilin Province presents development trend, but compared with other provinces, autonomous regions and municipalities,the number of certified professionals in colleges and...

In order to improve the efficiency of the command of the maritime aerospace measurement and control tasks, the timely discovery and analyzing and solving the abnormal situation in the process of the task, research and design the assistant decision system which be appropriate for the task of the maritime...

In view of the traditional vehicle information systems cannot satisfy the modern vehicle needs. Using the simulation software on the vehicle information system,based on the mutual cooperation of four computers, researching the functions fusion.Experiments show thatthe function of vehicle information...

A copper catalyst system for the asymmetric hydrogenation of the , -unsaturated esters class was developed by which synthesis of enantiomer of 1,2-benzothiazine-1,1-dioxide acetates has been achieved with a good yield and an excellent level of enantioselectivity (up to 94% ee).

Facing the precise fast posture adjustment problems of aero-engine for their large dimension, heavy weight, low stiffness, small installation space, as well as high precision and high efficiency of assembly task requirements, a new 2-PRR planar parallel mechanism is proposed to meet the elevation and...

in the optimization process of framework design of new product introduction management system, using the current algorithm for framework optimization design, communication of materials and parts information has certain deviation, results in longer introduction time of new product. A framework optimization...

With large-scale rollout of Internet of Things (IoT) appliances, the data at the network edge has expanded exponentially. Conventional centralized learning techniques face challenges such as exposure of privacy and delayed response when dealing with this data. Federated learning, being a decentralized...

With the strong support of the government, the general aviation industry has realized the rapid expansion of enterprise scale, but the overall operation is not good. In the era of knowledge economy, intellectual capital has become the core competitive element in intelligent high-tech enterprises. As...

In this paper, the present situation and the difficulties faced by private undergraduate colleges and universities, based on the analysis of the necessity of the transformation and development of private colleges and universities, focusing on the direction and content of the transformation and the driving...

In order to promote scientific orientation of Private Colleges and healthy development of literature research methods, must be put forward propositions private OF UNIVERSITY strategy research. 2015, China has 722 private colleges and universities, accounting for 28% of the country's colleges and universities,...

This design uses Wifi control the movement of the car, the speed acquisition, temperature acquisition and monitoring of video image. The car controller uses microcontroller LPC1768,which is 32-bit, single cycle, support reduced instruction set and has rich resources of peripherals and high-speed processing...

This paper introduces ECO model-driven technology and analyzes the functions architecture execution sequence and components of State Machine of ECO. By the case design, including the making of static model and dynamic model, it illustrates that ECO logic model ensures the consistency of the data, using...

This paper citation network analysis scientific knowledge mapping tool, which called CiteSpace information visualization software rendering, obtained China's development of intelligent agriculture, hot topics and research trends in recent years, at the same time design a system based on Intelligent fertilization...

The goal is to design a real-time animal incursion detection system based on the YOLOv5-based model to promote wildlife monitoring using image data and accurately detect animal presence. This technique utilizes deep learning along with YOLOv5 architecture known mostly for its efficient performance in...

Our country has begun to vigorously develop the creative industry since the GDP leaped to the second in the world in 2010. The clothing industry is important in the creative industry. We shoulder heavy responsibilities in the development of clothing specialty. Under this background, it is necessary to...

Using the previously reported novel quinoxaline scaffold, we synthesised the precursor compounds 1-12. According to the synthetic methodology, we described the discovery of a novel selective demethylation of quinoxaline derivatives with AlCl3 and BBr3, proposed a high selectivity demethylation approach....

A triples anomaly detection security model based on decision tree algorithm is designed for solving the issues--exist in the current network security detection models,such as lacking of filtering the events, and classifying the events in the network environment faintly.This model which based on the decision...

This study evaluates the bearing capacity of a new type of connection between the concrete-filled twin steel tubes (CFTST) column and steel beams. The formation and feature of the connection were described. The tensile force from girder flange is mainly transferred by vertical stiffener and anchorage...

Mobile banking is regarded as main recommended business of all commercial banks at present. Its research in academia is very deficient. In the paper, influence relationship of perceived value on loyalty is discussed. The customer perceived value of mobile banking is subdivided into functional value,...

A novel and universal computational method for obtaining the dynamic stiffness and damping coefficients of the fixed-tilting pad mixture bearing used in heavy-duty gas turbine is given, then the effects of bearing parameters such as eccentricity and perturbation frequencies on those dynamic coefficients...

Objective: This research aims to help explore the theoretical and practical development of Red Tourism Industry in Jiangxi Province, to further improve Red Cultural Industry’s cluster degree and make full use of its cluster effect, to strengthen the self-innovation advantages of Red Culture Industry,...

In this paper, we analyze the performances of the random linear network coding (RLNC) based wireless broadcasting system, where a source wants to broadcast N packets to a large number of users with uniform distribution. By resorting to stochastic geometry analysis, we deduce the approximate average number...

Software health management is defined as a technology that applies the principles and techniques similar to the one used for system heath management to software systems. The goal of software health management is to maintain software system function and performance and improve software system availability...

According to the existing problem of the convention methods, an adaptive independent component analysis method is proposed. First, the signals are divided into the heavy tailed and light tailed signals according to the kurtosis. For the heavy tailed signal, the method off-line computes the score function...

The growth rate of an agricultural sector is related to its capacity for innovation, and vice versa. Our Analysis is focused to employ various deep learning models to create an efficient Plant Disease Detection and Classification Networks (PDDC-Net).Preprocessing is the process of standardizing dataset...

Wheat straw lignin was extracted in 1, 4-butanediol medium catalyzed by NaOH for the first time. Reaction time, temperature, dosage of NaOH and 1, 4-butanediol, as well as volume percentage of 1,4-butanediol medium were optimized to improve lignin recovery in the experiment. As a result, lignin yield...

RFID is a technology which is used to identify remote objects equipped with RFID tags by wireless scanning without manual intervention; it can be used in traffic congestion management. In this paper, we propose a framework of traffic congestion management using RFID technology; a RFID tag management...

in the current study of goods distribution route optimization method in the industry of warehousing and logistics, because the current algorithm for route optimization have sluggish searching speed, and vulnerable to be involved in local optimal solution, a goods distribution route optimization method...

Farmers' income in Heilongjiang mainly comes from family operating income, so it is necessary to study the influencing factors of family operating income. The paper, using the research data and constructing the multiple linear regression models, studies the key influencing factors of farmers' family...

Space agency of the circuit is more complicated than the planar mechanism. Different circuits have different rotational situation in planar multi-loop mechanism. For more than four or closed form space monocyclic institutions existed. In this article, monocyclic institutions is introduced; Foundation...

This paper adopts modern metering methods such as spatial statistics, spatial econometrics, spatial filtering, random leading edge model with heterogeneity, quantile regression, panel unit root, panel co-integration, and so on, to complete the research on the direct performance of regional technological...

today's news and information in the age of new media, in the face of so many news and information, people are paying more attention to the development of journalism and communication education. In the construction of news dissemination system, should use the advanced technology, make information can...

With the improvement of capital business sectors and advances in monetary development, the relationship between resource value unpredictability and the genuine economy has been demonstrated by scholars on many occasions. The rapid growth of the stock market today, accompanied by dramatic volatility,...

This paper builds the Tobit model to analyze the factors influencing credit demand via carrying out a survey in high technology SME of Heilongjiang technological region. The results show that the credit demand influenced by the main business, the business scale, the R&D investment and the performance....

With the comprehensive and all-round development of economy in China, foreign economic and cultural exchanges have become increasingly frequent. Nowadays, countries all over the world are getting closer when globalization and integration become dominant main stream. English as an international language...

A patent database about intelligent agriculture and automobile electronic information industry is established in this paper. Then select the data of Jilin Province and establish another patent database. Based on the two patent databases, we can find that the number of patents in Jilin Province in this...

Poly (N-isopropylacrylamide) (PNIPAm) hydrogels have been proposed for application as promising biomaterials and stimuli-responsive materials in biomedical fields, but their poor mechanical properties limited their development. Here we report that the mechanical properties of PNIPAm-clay nanocomposite...

The design of the main use of lightweight car to complete the cleaning robot path planning in reality, detection by infrared detection head, can be self completed indoor cleaning line. The robot through the infrared probe sensing the environment information, the establishment of the coverage map of the...

In this paper, a mean quantization based synchronous digital audio watermarking method on wavelet domain is proposed, which is a blind detection algorithm to detect without the original audio signal. It introduces coefficient of mean quantization algorithm, and averagely quantize low-frequency coefficients...

Temperature control is significant in the process of extraction and separation of organics, whose content is an important indicator of water quality. In this paper, a high precision temperature controller is designed. PT100 is applied in temperature detection, REF200, a constant current source, and LTC6800,...

With the development of modern control theory, the general techniques of controller design is gradually replaced by artificial intelligence software technique be widely used. The common feature of the traditional general techniques and the artificial intelligence techniques is that different number and...

In a navigation satellite system, the two-way satellite time and frequency transfer (TWSTFT) is mainly used for time synchronization at earth stations, and system time tracing, etc. The reason why the TWSTFT can realize high-precision time synchronization is its path symmetry; however, in practical applications,...

In this paper, in order to better construct the community convenience system, we started from the definition of community convenient system and the current situation and detailed the functions which the modern community convenience systems should provide in constructing, such as convenient services,...

The water polluters of Liao river basin in Fushun is elected preliminarily basing on the basin of the key water polluters of Fushun city, combining with the principle of polluters screening and the computing method of equal standard pollution load, optimizing and assessing the indexes which involves...

As a key parameter the displacement is often monitored to assess the structural performance. However, it is not easy to implement the long-term monitoring under traffic loads especially. A new method is proposed to monitor displacement of flexural structures, based on the distributed macro-strain sensing...

Aiming at the problems of large calculating scale and high complexity in Scale Invariant Feature Transform (SIFT) feature matching algorithm, this paper presents an improved SIFT feature matching algorithm based on quasi Euclidean distance. The traditional Euclidean distance can only calculate out the...

in the research process of data location method under the cloud computing environment, with the current algorithm to locate data, complexity of correlation time is too high, results in large error for positioning. Therefore, a data location method under the cloud computing environment is proposed based...

Cultivating students' observation ability is an important part of teaching in middle schools and a basic ability for students to learn. It has a special role in cultivating students' creative ability. Training students' observation ability can be started from several aspects: teaching students extensively...

As continuous skill development continues to grow in importance in our fast-paced, technology-driven world, the shortcomings of existing e-learning platforms are becoming increasingly clear. Although there are many learning assets and tools out in the wild, such as Coursera and Udemy, for example, courses...

The development of private universities needs the support of teacher, and the strong teacher is inseparable from the scientific research. Therefore, adjusting incentive mechanism of private universities timely is responsible for the whole teacher and an important means of the high-speed development of...

While there are some existing literatures exploring the relationship between the pandemic of COVID-19 and the currency market, there is few research explicitly studied how the epidemic affects the exchange rate of British pounds. This study uses quantitative research method to examine whether the trends...

A series of 4,5-disubstituted triazole derivatives(5a--5d) were prepared starting from substituted aniline via aminolysis reaction, cyclisation, alkylation, deprotection. All the synthesized compounds were screened for cytotoxic activity against three human cancer cell lines such as MCF-7, Hela and A549....