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At a time when economies are growing and increasingly interconnected, the sudden outbreak and spread of COVID-19 at the end of 2019 disrupted the domestic and international economic balance and had a profound impact on social order and macroeconomy. The interruption of the global supply chain has greatly...

At present, China has fully entered the 14th five year development period. Among them, the 14th Five Year Plan period will continue to deepen reform and further improve the land spatial planning system of all provinces in China, in order to create a scientific, comfortable and green urban and rural spatial...

Operations process integration is an important strategy in optimizing corporate performance. The rapidly changing environment becomes a big challenge for companies in managing their operating processes and resources so that they are able to work optimally. Effective and efficient operations process integration...

Maintenance management is an extremely important part in the work of electric power communication net, it's the key to guaranty stable operation of the network. This paper proposed that communication maintenance management based on fault early-warning analysis, used big data technology, and combined...

For the control unit in the level of automationassisted workshop relatively backward status quo and Put forward its own solution. Auxiliary control of the integrated development of the need for an analysis, the use of Planning and design theory. Based on the current status quo at home and abroad auxiliary...

Based on big data technology, combined with Web technology, the enterprise management accounting information system is built under Hadoop framework, in order to realize the value transformation of the function of enterprise management accounting, and become the core engine for enterprises to implement...

In order to ensure reliability and safety of nuclear power plants remain within acceptable limits and to achieve cost-effective investment, based on technical and economic analysis method, a economic analysis model of life cycle management (LCM) for main transformers at nuclear power plants is established....

Financial report is the final product of financial accounting, an effective medium for the enterprise to communicate with the outside world about the financial condition, operating performance and development prospect and the main basis of related decision making for the financial information users....

It is a big challenge to get complete accurate information as well as deal with huge amount of signal information when an ultrasonic phased array (UPA) instrument is used to test aircraft components. To solve this problem, a method that combined information fusion technology with Graphic Processing Unit...

Using big data technology, private universities should innovate the content and mode of Party organization activities and build a big data information platform for Party building. By constantly improving the intelligent and scientific level of Party building in private universities, we can improve the...

With the development of China’s rural economy, the needs of rural residents have become more complex. Nowadays, promoting the comprehensive information management of rural residents and building a service system has become the goal of developing rural information services. As the best means to improve...

With the widely use of cloud-based MapReduce frameworks, an increasing number of solutions have been proposed to optimize the performance of the cluster. Majority of the existing studies concentrate on optimizing the task scheduling or resource provisioning mechanisms to improve the platform’s data processing...

This paper develops a fixed-effect model to examine the effect of cash holding on stock price crash risk with data of Chinese listed firms from 2007 to 2018. The results indicate that corporate cash holding is positively related to stock price crash risk. Based on this consequence, it is proved that...

Based upon the synopsis of big data and electronic information system, this paper puts up the data framework, carries out practical analysis and systematic application of data collecting technology, data synchronization technology, data excavation technology, and data analysis technology, and describes...

Hadoop is a wide applied tool for large-scale data-intensive computing in big data, but it can only be implemented on single cluster environment. In this paper, we focus on the application of Hadoop across multiple clusters and dedicate to solve the key problems of data sharing and task scheduling among...

The rapid development of cloud things (cloud computing, Internet of Things, big data, artificial intelligence), especially the innovative development of virtual reality technology, has had a profound impact on school enrollment and employment promotion. Based on this, this paper briefly introduces the...

With the continued construction of information and smart grid for electric power sector, they are entering a big data era. The most immediate priority is to solve the big data storage for the power industry under massive amounts of data. The purpose of big data storage for electric power sector is not...

Corporate marketing is being supplied broader marketing channels and advertising space in the background of Big Data. Meanwhile under the age of big data environment the complexity and uncontrollability of enterprise marketing environment is increased. By defining the nature and characteristics of big...

The current application of VR technology in the digital library virtual space is mainly manifested in the online library roaming of the digital library. The author analyzes the current situation of virtual reality technology and its application, and discusses how college libraries use virtual reality...

Japan is a developed industrial country, but also a big producer of ceramics, although the total number of sales is lower than China, but the output ratio has been much higher than China. many useful business, philosophy, advanced management experience, cultural cultivation in the history of the development...

China as a country of economic transition and a big country in the world. In the international trade, She passively accepts the price of the carbon transaction under great pressure from European and American developed countries to control greenhouse gas emissions. In November 26, 2009, the Chinese government...

Attendance is an important part of daily classroom evaluation. This paper develops an automatic attendance system by integrating two deep learning algorithm Faster R-CNN face detection algorithm and SeetaFace face recognition algorithm. The results of numerous experiments indict that: (1) the system...

In recent years, artificial intelligence technology has made great breakthroughs. Big data, cloud computing, voice recognition and deep learning have become new concerns in the eyes of the public following the Internet and the Internet of Things. Driven by relevant information and communication technologies,...

As the imaging technology improves the resolution of the astronomical image, how to effectively and efficiently extract objects has become a big challenge. As the dimension of the CCD image matrix is increasing with the increase of the astronomical image resolution, the traditional method which needs...

Local search is mainly implemented by the reproduction and crossover operation, global search is assured by the mutation operation in conventional genetic algorithm. In order to enhance the global search ability, three new mutation operators are proposed based on the idea that big change into small and...

With the continuous deepening of the information age, university libraries play a decisive role in education, so the library resources construction is particularly important. This article intends to start from the two aspects: the construction of digital information and its sharing and co-construction....

This paper studies the Lyapunov exponent defined by the matrix with the exponential rotation. The author applies the theory of subharmonic functions to prove that if the coupling number is big enough, then the Lyapunov exponent is positive.

The Railway safety systems continue to face significant challenges from undetected track defects, infrastructure obstacles, and potential collision scenarios. Traditional manual inspection protocols and conventional sensor-based monitoring systems frequently demonstrate limitations in terms of processing...

Cloud computing platform suitable for teaching and scientific research is constructed based on OpenStack, to distribute computing resources flexibly and to provide environment support of application development such as virtual desktop and distributed computing. The control nodes of the platform deploy...

Earthquake poses serious hazard to human life and property security. Civil engineering structural vibration control especially the semi-active control can effectively reduce the earthquake damage to architecture. Neural network control has the ability of self-learning, adaptivity and parallel distributed...

With the public’s response to “mass entrepreneurship and innovation” and the gradual regulation of the financial market, venture capital industry in China has developed rapidly in recent years, which not only stimulates economic growth, but also promotes technological progress. However, there are still...

how to use big data method to improve intelligent traffic system at present and relieve traffic jam is one of the key problems of smart city research and traffic plan field. This paper firstly analyzes big data application in traffic guidance information system according to optimal equilibrium theory...

Agricultural talent education is a characteristic of the current development of agricultural modernization in China, and it is the core mode of agricultural economy that combines emerging digital technology with the agricultural production. Modern agricultural talents are the key to supporting the development...

Nowadays, with the rapid development of science and technology, digital technology has been widely used. Many people use kinds of digital platforms, like Amazon, YouTube and Zoom. These digital platforms provide different functions, like online shopping, watching videos, and online meeting. At the same...

The demand for talents and the mode of education and training have been changed tremendously in the new round of information technology revolution and the era of big data. The School of the Future will become the weather vane of basic education reform worldwide. This thesis will have a in-depth analysis...

This paper takes brief analysis on the historical revolution of modern Sichuan opera, respectively takes discussion on the history development of percussion music and orchestral music in 'Hard and soft scene'and 'Up and down hand system'of Sichuan opera,takes conclusion on Sichuan percussion music's...

Traceability system of agricultural products can effectively let the whole process of agricultural production be monitored. It can realize that the flow of products can be traced back, product quality information can be query and the product can be recalled. Solid-state storage technology has the advantages...

Net photosynthetic rate (PN), transpiration rate (E), stomatal conductance (Cond), intercellular CO2 concentration (Ci), and vapor pressure deficit on the surface (VPD) of Taxus cuspidata leaves set at a series of CO2 concentration were investigated with the LI-COR 6400 portable photosynthesis system....

in the process of the research on the modeling method of big data balanced scheduling, using the current algorithm to establish a big data balanced scheduling model, the data scheduling is easy to fall into local optimal solution, and there is a problem of big modeling error. To this end, a big data...

Selected cylindrical roller bearings of type NU204 as the research object, measured diameter of 10 sets of bearing rollers with P0 and P6 precision and level, and accounted respectively statistical data of diameter error of bearing roller of two precision and levels. Made normality test and descriptive...

Second - hand goods trading has become a popular thing in ecollege students' spare time. At present, there are various kinds of information issuing platforms on the market, such as the Net barter, the exchange net, but the content of information issued is less well-directed, the arragement of information...

With the rapid development of smart grid, the using of smart appliances, the new information system and the application of digital work gradually get into the smart grid companies. It provides a digital basis for the big data technology to enhance smart grid’s service capabilities, which is the inevitable...

The application of artificial intelligence plus the Internet of things has become the next big trend in the technology industry, due to the development of A-IoT chips and related industries. Several applications such as the smart speaker and smart cars began to thrive, the future 10 years is considered...

With the acceleration of urbanization, the number of construction projects is increasing year by year, and the competitive pressure is also increasing. In order to achieve long-term and reliable development, construction enterprises must adopt modern science and technology to optimize the project management...

With the fast developments of small dimension, low cost and low power circuit and sensor, energy supply is becoming a big barrier to wireless sensor networks applications in engineering, and the vibration energy harvester which not only gathering circumstance energy, but also lessening machine harm is...

The purpose of this paper is to research wind power fluctuation character of the wind farm. First, the qualitative and quantitative analysis methods are combined. Sliding difference algorithm is used to construct wind power fluctuations evaluation system. Calculating wind power fluctuations value volatility...

Beyond clipped or isolated data, big data highlights the integrated and all-around mining of the data related to some subject, which provides an innovative perspective for learning assessment, and big data based learning analytics explores a new approach to learning evaluation and improvement. Key points...

Green development is an inevitable requirement for Traffic Development Strategy. The deep integration of Transportation Network(TN) and New Energy Network(NEN) would become the main trend in the future. This article focused on the analysis of the integration development of Road Network, Water Transportation...

This paper, mainly from the background of big data, the conception and characteristics of big data, combined with the reformed direction of financial information system in the era of big data, puts forward the strategic significance of accounting personnel’s positioning transition and functional promotion,...

In today’s world, With the rapid progress of information technology innovation, the development of big data is a necessity of the times, and the data mining technology is a signature product within the development of the big data era.This paper uses mathematical statistics and data mining technology...