Advances in Computer Science Research

The advancement of nanotechnology has significantly influenced the development of nanoparticle-based inks, offering remarkable improvements in ink durability, stability, and security features. These innovations have found crucial applications in anti-forgery measures, including secure document printing,...

Up to now, as the most popular and widely used domestic social media mobile application with the most registered users, Sina Weibo has become the main platform of growing numbers of hot events occurring and spreading. This paper aims at the demand for analyzing specific events on Sina Weibo for public...

In view of the common network monitoring and maintenance methods can not meet the needs of aerospace communication IP network management, this paper based on aerospace communication IP network characteristics, research and development of auxiliary monitoring system to achieve the important line status...

The crushing effect of waste phone's circuit boards by mechanical–physical method under different pretreatment processes (without pretreatment, disassembling electrical components, heating treatment) was investigated. The composition, mass distribution, feature, liberation degree of crushed products...

In engineering design, there are many functional relationships which are difficult to express into a simple and exact mathematical formula. Instead they are documented within a form of line graphs (or plot charts or curve diagrams) in engineering handbooks or text books. Because the information in such...

The unidirectional convergence condition and unidirectional convergence domain problems for nonlinear system are studied. Firstly, linear dynamic closed-loop equation is obtained by designing linear switching function and corresponding control law. Secondly, the reaching position of the system is calculated...

This article introduced the Alias of automotive rearview mirror A level surface design content. Also explains the concept of A level surface characteristics, analyzed the meet class A surface design method of modeling steps and auto rearview mirror. Modeling scheme decision, according to three view drawing...

Many fields, such as film reviews, recommendation systems, and language processing, have effectively adopted and utilized topic modeling with Latent Dirichlet Allocation (LDA). Many texts analysis tasks, however, rely heavily on sentence construction and words to capture the meaning of text. However,...

In order to improve the recognition rate of human behavior by intelligent terminals, a network model for deep learning of human behavior recognition is proposed. Time series data is transformed into a deep network model by performing motion segmentation using a sliding window algorithm. Feature vectors...

This paper is about a cutting-edge human-computer interface system that enables precise mathematical computations via hand gestures. This innovative technology provides a simple substitute for common input modalities like keyboardsand touchscreens, promoting accessibility, particularly for those with...

This paper makes an empirical study on the correlation between innovation enterprises and the innovation performance of the innovative talents in the local colleges and universities through the KPF-VAR model to estimate the relationship between the innovation and the innovation performance spillovers....

High power single-phase PFC such as multi-level interleaved APFC or single-level APFC with multiple power devices in parallel is required for high-power household electrical appliances, communication power and other electric-equipment which are supplied by single-phase AC power source. This paper theorizes...

The problems in industry design faculties at the existing Tertiary Education Institutes include: practice lags far behind theory, interaction lacks between faculties and real markets; insufficient supply and instability in higher research faculties. Therefore, this thesis is to introduce a new development...

In this paper, the method of "depth map" is used to convert 2D video to 3D video, and the method of depth map is studied. A method of creating a red and Blue 3D image based on depth image rendering (DIBR) is proposed for the problem of hole in the left view. According to the parallax information of red...

The society need the professional talents who are with good profession skill quality and can adapt quickly to the society. However, the students cultivated by current traditional education can’t meet the requirements of the talent market . Considering the quality problem of the student cultivation, set...

General image matching method is faced with many problems like the selection of template and mismatching. In order to solve these problems, in this paper, general image matching method is improved based on contracting mapping principle, matching is implemented by finding the fixed point between images....

In the new situation, precision poverty alleviation has become the core project of national poverty alleviation strategy and an effective way to promote the all-round and coordinated development of rural economy.The poverty alleviation of rural tourism is the most important part of the poverty alleviatio.With...

At present, most of the operation table has single functions and own drawbacks like high cost, and difficult to repair after failure. In this context, a novel control system of the electric operation table is proposed in this paper. The control system mainly includes handheld controller and main control...

In order to discuss the effect of the base cavity shape on the projectile aerodynamic force, projectile with different base cavity shape, column and truncated-cone (dilation and shrinkage one, with different incline angle " ", 15ø, 10ø, 5ø, 2ø), was investigated numerically. The distribution of the flow...

This paper outlines the concept of Ad hoc networks and analysis of this type of network and application prospects of further development of today's society. The main starting point for the study and analyze routing protocols AODV routing protocol from its operational mechanism. With the Eclipse development...

In this paper, an multi-mini-partition intra block copying (MMPIBC) coding technique for screen contents is presented. In MMPIBC coder, a Coding Unit(CU) with size 8x8 is firstly broken into multiple mini-partitions. Each mini-partition of CU separately select the displacement vector(DV) with the same...

Compared with traditional networking, Software-Defined Networking (SDN) enables to solve the scalability, flexibility and other aspects of the problems. However, there still have some questions about previous relevant works for security control. Thus, in this paper, we analyze the new challenges and...

In the big data time, data cleaning and visualization become essential for valuable information from raw materials. The very heady challenge of such work is to know what works for whom and how it does. It needs systematic exercises for data preprocessing and exploratory visualization. The classic Titanic...

In order to adapt to the development and changes in the era of big data, many industries are undergoing reforms or are about to face reforms, including the education industry. In the era of big data, the teaching informatization level of many teachers needs to be improved, and the educational informatization...

The rapid development of computing power has significantly boosted the adoption of quantitative investment strategies in global financial markets. While Compared with the limitations of traditional analytical methods in complex market environments, machine learning algorithms demonstrate significant...

In order to speed up the application of the energy of the Internet, to promote the planning process of the national energy strategy, and build competitive and healthy market mechanism fully, Energy Internet and block chain technology is studied in this paper, in view of our country's development energy...

Based on the survey of 68 Shaoxing agricultural science-technology enterprises, we found the input factors are relatively stable in agricultural science-technology enterprises in this region, including personnel input, agricultural production base, R & D funds and technology project etc. In terms of...

Focused on the optimization of lunar ascent nominal trajectory, an algorithm based on the unscented Kalman filter (UKF) parameter estimation is proposed in this paper. The optimization of lunar ascent nominal trajectory problem requiring minimum fuel is formulated as a two-point boundary value problem...

USB (Universal Serial Bus) as a computer peripheral bus standards, is a flexible and efficient bus interface. The new version of USB3.0 theoretical transfer speed is up to 5.0Gbit/s, which greatly increases the data transfer bandwidth while retaining its inherent advantages. It’s very suitable for high-speed...

Purpose: to discuss the biologic and chemical mechanism of the influence on the organisms’ health exerted by different athletic loads. Method: experimental method is adopted to observe the influence of different athletic loads for six weeks continuously on such indices as IgG, CK, LDH, GPT-ALT and so...

Internal solitary wave is one of difficult problems in ocean field, scholars have applied different methods to investigate parameters of internal solitary wave, and group velocity is an important parameter for the internal solitary wave prediction. In this paper, equation used to describe group velocity...

With the rapid development of China’s economy, the number of vehicles has a sharp increase. It led to the traffic problem becoming more and more serious, with the problems of traffic congestion, easy to cause accidents, solving the accident no in time and so on. For the current traffic congestion problem,...

When there are multiple investment projects, those who have the opportunity will usually choose the investment through calculating the net present value(NPV), and if an investment has the biggest net present value, then it will be the optimal investment. When the life of investments is the same, we can...

With the development of the information age, the traditional library can not meet the users' needs for information resources, it needs to be digital transformation. The mobile terminal as the currently new developed information devices, has great convenience that the user can access the Internet anytime,...

The center point deflection of melamine veneer joinery shelf is calculated through orthogonal isotropic deflection equation, and is verified on the basis of the experiment. Then, the calculation formula of the deflection value of melamine veneer joinery shelf that satisfies the practical production is...

This paper analyzed energy consumption and emission estimation method of Blade Electric Vehicles(BEV) both in home and abroad at first, compare its similarity and difference; Then we analyzed consumption and emission of HEV and PHEV, carefully compared the difference between China and America and drawn...

Evaluating the skin condition objectively and effectively is not only conducive to the maintenance and improvement of individual skin and making evaluation of skin care products to use utility, but also could be powerful evidence on human health degree. Because a lot of factors have affected the skin...

In order to analyze the operating condition of the leakage current of the insulator effectively, a cluster structure clustering algorithm based on density named DBClustering is designed. In this paper, four characteristic values of leakage current are extracted from the two aspects of leakage current...

An improved ADRC controller is designed for the crane system. Firstly, the extended state observer (ESO) is used to observe the total system disturbance consisting of the system’s dynamic perturbation, the system model variations and outside disturbance such as the wind effect. Secondly, to eliminate...

Recently, thanks to the rapid development of deep learning, there are many methods to remove shadows in images by using generative adversarial networks. Most of them can learn the relationship between different domains, like shadow and shadow-free areas, to transform the shadow areas into areas with...

There exist the problems on the professional teaching of industrial design, such as lacking index pertinence, the singleness of evaluation form and method, the singleness of valuator, as well as the poor timely feedback. Therefore, this paper introduces the general teaching evaluation system based on...

The new urbanization is a major strategic the Under the new economic situation, the development of China's cultural industry step into the new period, cultural consumption has become a powerful booster for the development of cultural industry. For the problems of the existence of cultural consumption...

As a new type of structural material, X-cor sandwich with high specific strength and high specific stiffness effectively improves the through thickness mechanical properties of the foam sandwich and is promised to be used in the field of Aerospace. Through three steps of pultrusion process, insertion...

the effect of dynamic change activities of enzymatic in Chrysanthemum field with different coating material was studied With three kinds of coated compound fertilizer as raw materials. Results show that the soil enzymatic activities of catalase sucrase and urease increased first and then decreased at...

The emergence of massive open online courses, bring disruptive changes to higher education. This method is based on students as the center, providing students with personalized education and support, and it focus on improving the students' interest in learning. It can stimulate students' initiative and...

In the modern industry, Variable-Frequency Drives are used frequently. With the emergence of fully-controlled power electronic devices, AC-DC-AC Variable-Frequency Drives quickly occupy the market with its small harmonics and good stability. The main circuit of the Variable-frequency Drive mainly includes...

"Flipped classroom" teaching mode has become one of the effective means and methods to improve the quality of teaching and teaching efficiency. The traditional process of it changed the traditional education idea and teaching the class teacher centered, classroom interaction between teachers and students...

Climate index refers to the use of quantitative indicators to reflect the status of the industry to reflect the changes in the industry boom. In this paper, we used the US Department of Commerce method to compile the tourism industry climate index of Heilongjiang Province, as a comprehensive evaluation...

Big data analysis refers to the huge size of data analysis, from a large amount of data to extract potential valuable information. Hadoop, the core of the Hadoop distributed file system and MapReduce, provides users with the underlying, detailed, transparent distributed infrastructure. In this paper,...

In order to study the impact of explosive performance on JPC molding, simulation software of AUTODYN-2D is used in JPC molding. Numerical simulation analysis of influences of five different explosives on JPC molding is performed. Method of determining the molding time is proposed. Two main results can...

With the accelerated construction of agricultural modernization in Northeast China, agricultural products from production to sales have formed a set of supply chain system, but it cannot completely adapt to the development of the Internet + background. Because of the characteristics of northeast agricultural...

Complex network analysis begins in the 1930s, and the community structure in complex networks is a major characteristic that has been widely concerned. This paper introduces the basic and core ideas of several typical clustering algorithms in community detecting, and analyzes the advantages and disadvantages...

In order to explain the mechanism of the calcium oscillations induced by the calcium-induced calcium release in non-excitable cells, the Kummer-Olsen calcium oscillation model was proposed. In this paper, by using the qualitative theory, bifurcation theorem and the center manifold theory, the nonlinear...

Complex VR scenes, containing hundreds of multi-resolution models with millions polygons, cannot achieve real-time performance and verisimilitude at the same time. How to adaptively choose the appropriate level of resolutions according to the data volume and hardware/software environment is therefore...

Integrated design of airframe/propulsion of hypersonic vehicles is a problem of multi-objective multidisciplinary design optimization (MDO) for complex coupled systems in nature. In order to implement a MDO on airframe/propulsion integration, firstly the design structure matrix was established based...

Rapid vehicle growth has generated a variety of problems for traffic management administrations in terms of traffic congestion, pothole, air pollution, accidents, and rut formation. This is due to the expanding size of cities and rising population mobility. This aim of this research to develop a sustainable...

Recently, cognitive medium access control (MAC) protocol has played a dominant role in mobile ad hoc network (MANET). However, existing algorithms ignore mobility, multihop nature and channel selection fairness.Thus extension of them becomes a critical issue. In this paper, we attempt to address the...

Although the concept of Web2.0 has been put forward for a long time, the various application patterns of Web2.0 still receive extensive attention in all walks of life. Especially in the field of education, educators study how to combine the various new Web2.0 applications with specific forms of educational...

The high-end users generally choose joint venture brands or foreign brand products, the low-end users will generally choose domestic brands or second-hand excavator, excavator second-hand price is generally lower than the domestic excavator, but the reliability and other performance advantages are sometimes...

Altitude control of insect-like Flapping-Wing Micro Aerial Vehicles is an intrinsically multidisciplinary problem, in which several engineering aspects must be considered simultaneously, including aerodynamics, sensing, signal generation, micro-fabrication and control theory. Because of complexity and...

Objective The speed fluctuation of the Holzer sensor of Brushless DC motor is often compared with the speed fluctuation. which often can not be used as the feedback signal of controller. In this paper ,we try to resolve this problem. Methods The method of frequency multiplication is improved, and a new...

In this paper, the literature method is used to discuss the relationship between the formation of the sports industry cluster and the growth of the regional economy. According to the research, there are some problems existing in the development of the regional sports industry cluster of China, and relationship...

The rigorous requirement for safety, reliability, maintainability, and miniaturization in microminiature unmanned aerial vehicle (UAV) has motivated significant research in new technology. A dual redundant fault-tolerant flight control platform is designed based on the technology of system on a programmable...

In recent years, with the continuous improvement of China's comprehensive strength, the international circulation of CNY is accelerating day by day, and the internationalization of CNY is unstoppable. In this regard, this paper mainly discusses whether the internationalization of CNY can solve the...

The integration of computer technology and digital media enhances the creativity of investigating learning experiences in museums. However, the advance in computer technology and multimedia has changed the relationship between information and audiences in an exhibition space. In this paper, the experience...

With the development of virtual reality technology and somatosensory interaction technology, somatosensory interactive devices are constantly being updated. Today's immersive virtual reality technology has wearable devices that are more and more convenient, and the development of virtual reality...

Given how quickly augmented reality (AR) and virtual reality (VR) technologies are developing, panoramic image stitching technology is playing an increasingly important role in providing immersive experiences. Especially in complex scenes where natural and urban environments are interwoven, high-quality...

Closed-loop controlled electrical drive systems require constant speed without interference, which corresponds to CPLs and performs negative impedance characteristics, so that they have great influence on the stability of aviation power grid. The main purpose of this paper is to solve this problem by...

A new and simple distance relaying algorithm based on KVL for series compensated transmission lines is discussed in this paper. The fault impedance can be calculated accurately by solving the 3-order fault loop equations consisting of fault phase voltage, current, the differential and integral of current....

Distributed antenna system (DAS) has emerged as a promising architecture for future mobile communications. Compared with collocated antenna system (CAS), DAS has advantages in reducing transmission power and improving the cell coverage area. In this paper, the downlink performance of DAS with linear...

In this paper, we discuss a method of a textual transformation between the similar languages taking Mongolian as an example. The textual transformation approach is performed by combining a knowledge-based rule bank with data driven method. DP algorithm (dynamic programming) is applied to matching of...

As a quick and non-intrusive probe of photosynthesis, the chlorophyll fluorescence has been widely studied. Extracting the weak fluorescence signal from the strong noise is necessary to the chlorophyll fluorescence measurement and analysis. In this paper, the time-domain and frequency-domain characteristics...

Silicon carbide has better deoxidization ability than ferrosilicon and recarburizer by the thermodynamic analysis,the gas of CO produed by the deoxidation reaction can agitates molten steel which could purify the molten steel .In this article, we choose HRB400 as our testing steel,it is found that the...

The primary goal of each voting system is to ensure that only the eligible voters should be able to cast their ballots to the respective candidates. Therefore, electronic voting systems need to provide a transparent and trusted authentication process. Traditional paper-based voting schemes involve manual...

Web data mining is essential for identifying the online propagation of terrorism. Terrorist groups are using phishing websites more frequently to spread their beliefs, find new members, and plan events. We can evaluate web data to differentiate between websites linked to terrorist activity and those...

Competitiveness theory has been developed rapidly and widely used because it adapts to the competition between regions is becoming increasingly fierce. Urban tourism, the purpose of this paper is to develop and improve the industrial competitiveness of industrial tourism in the field of urban tourism...

According to the characteristics of Management Information System, the inquiring teaching mode based on the network learning space is constructed. Including the teaching resources development, class community construction and case guidance teaching situation creation; Role orientation of teachers and...

The granularity of abrasive jet is closely related to the jet force. The paper uses the FLUENT software simulation technology to analyze the flow field structure under the condition of jet with different abrasive granularity. It is found that single particle momentum increases along with the growth of...

Adding aluminum fluoride to electrolyte, is the most important to regulate electrolyte molecule ratio and the electrolysis temperature in aluminum electrolysis, which directly influences the current efficiency and energy consumption. This paper presents a decision model to decide the amount of AlF3 addition...

The wide application of computer information technology in the tourism industry has promoted the wave of tourism informatization, analyzed and excavated tourism data, explored new ways to integrate and optimize the allocation of tourism resources, and excavated wealth benefits. By building a spatial...

In this paper a novel IoT-enabled secure and scalable cloud architecture employing a hybrid post-quantum cryptographic and blockchain-based framework is proposed targeting multi-user system. Hence, to ensure the advanced protection of IoT data and communications against classical and quantum attacks,...

Generative Adversarial Networks (GANs) have developed into an important class of generative models in medical imaging, providing distinct properties for problems that are difficult because of limited data and costly annotation. In 2020–2025, GANs have also shifted from basic augmentation to more advanced...

The protection of insurance consumers' rights and interests has always been a subject of concern to the supervision departments and experts. In recent years, some progress has been made in the protection of the insurance consumers' rights and interests in China. However, with the vigorous development...

PrefixSpan is an important algorithm for sequential pattern mining algorithm, but it’s projected database cost more redundant memory and scan-time, so this paper present an improved PrefixSpan algorithm(IPS) which is based on PrefixSpan. IPS decreases the redundant memory and scan-time by abnegating...

The higher order crack tip fields for physical weak-discontinuous problem of cylindrical shells are investigated. The crack located at the interface between homogeneous materials and exponential functionally graded materials. The governing equations are derived for homogeneous materials and FGMs regions...

Objective: To improve the abilities of full-time graduates, the Innovative Training teaching method will be discussed in this paper. Methods: Shenyang Jianzhu University conducted a new teaching practice using innovative training in the teaching process on full-time graduate students, and achieved significant...

For the question that it cannot ensure the privacy of identity and real-time updated key in the process of data fusion in smart grid, this paper proposes a algorithm of data fusion based on dynamic broadcast encryption. The control center broadcasts the key through dynamic broadcast encryption. Users...

This paper is devoted to the discussion of uncertainty measures of soft sets. We make an analysis of the existing works on soft set entropy and show their limitations. We propose a new axiomatic definition of soft set entropy. Furthermore, some distance based entropies for soft sets are presented.

In Time Division Multiplexing system, the central station broadcasts data packets to the subscriber station, and the proportion of valid data packets received by each subscriber station gradually decreases as the number of subscriber stations increases. The use of space resources can improve the time...

Based on the research and design of Gongzhuling Maize Growth Experimental Base project in Jilin Academy of Agricultural Sciences, this paper designs an automatic data acquisition system for moisture and weight change of maize growth based on the established facilities. The system uses the STM32 single-chip...

When different investors choose stocks, they will have different preferences. Many researchers have optimized investment return and risk control capabilities by improving genetic algorithms or combining new algorithms with genetic algorithms. However, how to select suitable stocks for investment portfolios...

The traditional teaching dominated by teachers has not been able to meet the needs of the learners, the new generation of teaching model represented by micro class, flipped classroom and mobile learning fully embodies the learners' subjectivity, autonomy and creativity. The immediacy of mobile learning...

This paper gives a brief but comprehensive introduction of condition of attack state and how we analysis it from massive xml file. Multi-attribute-based classification method supports mining privilege level of vulnerability. Owing to associated analysis, it combined directly and indirectly of vulnerability...

With the rapid development of Internet technology, E-commerce is increasingly accepted by the people. E-commerce transactions via the Internet to achieve a convenient, with ubiquitous business features. But such business model by the trading range of restrictions, has the deficiency of movement flexibility....

This paper presents graduates’ satisfaction of education and teaching job in applied colleges and Universities. Based on related theory, this paper collects information by the questionnaire survey form and analyzes statistics result of the questionnaire and interview, finding out the influence factors...

For obtaining relative accurate rolling-mill model is difficulty by the simple mathematical method, due to the complexity of the actual production scene and the non-linear relationship between variables, this paper firstly proposes an improved Bayesian regularization neural network model according to...

Vehicle information extraction is the key means in Intelligent Transportation System (ITS). Color plays an important role in vehicle recognition. The main challenge of vehicle color recognition is to find the dominant color. In this paper, we propose a color recognition method using convolutional neural...

With the development of information technology, there is the new demand of innovative talents for information talents training. The training mode of "3+1" information talents has become the most important mode of information talents training, and has been developed in most domestic colleges and universities....

It is essential to obtain much information, such as text, audio and video, in online teaching. Based on the presenter's desktop screenshot function, an efficient mechanism of desktop sharing mechanism is designed. The mechanism can be used to help teachers to share their desktop and the operation of...

Sleep is a complex phenomenon involved important modifications throughout life and changes of autonomic cardiovascular control. In present study, we aimed to analyze the influence of sleep stages on cardiovascular activity. Firstly, heart rate variability (HRV), pulse rate variability (PRV) and pulse...