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As the most commonly used method in speed governor for marine diesel engine, PID control method is not very effective for nonlinear systems with big variation of parameters. To improve the dynamic precision of diesel speed governor, a fuzzy PID hybrid controller of parameter self-adjusting is put forward...

This article represents an analysis of the Fed’s recent reduction on Secondary Market Corporate Credit Facility(SMCCF) and the future monetary policies on The Federal Open Market Committee (FOMC). And we try to explore potential arbitrage opportunities according to the impact of these policies. Based...

With the arrival of the era of big data, the amount of information is huge and the update is fast. This paper introduces the connotation of teachers' personal knowledge in the information age, analyzes the characteristics of knowledge in the era of big data, and puts forward the strategies for teachers...

A new vibration device of process electrode has been provided in the paper, which achieves the aim of developing process state and improving process speed. Set out from improving system process efficiency and process quality, it analyses the characteristics of EDM and make sure appropriate parameter...

With the rapid development of Chinese economic, the effect of supervision and inspection of fire has become more and more important. According with the workflow and requirements of supervision and inspection, this system is from the actual needs of firefighting work, operated easily and is suitable for...

In this paper, we propose a novel medical color image digital watermarking algorithm, which can realize watermark capacity, transparency and robustness effective compromise. We encrypt the watermark image by Arnold Transform at first and then take it into a random sequence. The principal component of...

With the rapid development of computer network technology and Chinese education informatization level unceasing enhancement, various applications based on Internet more and more be favored by the people. Online examination system is along with the network technology and database technology and developed...

The long term field scale experiment was performed for six years since 2008 in West-Liaoning Province, P. R. China. Furrows were made in autumn using deep-plough, straws were put into opened furrows using straw returning machine, and then the furrows were buried by soil back-filling plough and forming...

The previous drilling practice showed that there were many drilling difficulties in igneous rock, such as less footage of one bit, lower roundtrip ROP, more tripping times, etc., which severely influenced the exploration and development process of carboniferous formation. After analysis, the reasons...

Corporate social responsibility (CSR) is a widely discussed topic in 21st-century management. The idea that companies have a responsibility to act for social good – not just a greater profit – has become increasingly relevant for businesses to succeed and contribute to sustainability. This paper reviews...

In order to explore the potential relationship between the innovation investment and the enterprise financial structure, the work gathered the related data, using KMO and Bartlett's Test to test whether the factors tested could be used in the following factor analysis, and principal component analysis...

In recent years, cryptocurrency is developing at a fast pace because of the big fluctuation in the prices of bitcoins. An increasing number of people decide to invest their assets into bitcoins or other types of cryptocurrencies. As a result, the idea of whether bitcoin is a good tool of investment has...

MOOC is a big open online courses. At present, the development of the MOOC is very rapidly in various countries. MOOC platform is continuously advancing in some colleges and universities. In this article, the MOOC is carried on the simple introduction; MOOC development present situation is analyzed;...

People nowadays ask higher requirement on timeliness of information, and it is not enough to get information in a fixed place while sky rocketing people expect to get important information anytime and anywhere. The emergence of mobile information processing or mobile computing aims to achieve this goal....

The advent of the Internet era has given rise to a large number of online sales platforms. In this paper, the author analyzed the marketing approach of Taobao, a company owned by Alibaba (especially during shopping festivals), in the Internet era through SWOT analysis. According to the analysis result,...

Student learning outcomes at school can be grouped into cognitive, affective and psychomotor domains. The purpose of the learning process is always aimed at three domains, but the emphasis is different. Physical education in school includes the compulsory education taught in the School, which mimics...

Nowadays, big cities are faced with aging of the population and increasing physically disabled people caused by accidents. When those elderly people and disabled patients need others’ support, assistance and care because of stiff knuckles, electric scooters show their advantages for being energy-saving...

Instability conditions occur in various aspects of people’s lives after the COVID-19 pandemic, due to restrictions on community mobility carried out in various sectors. This also has an impact on the shaky economic capacity of each family in meeting the needs of their family members. The movement to...

In this paper, natural semantic recognition technology is used to deeply mine the data, meanwhile Regular Expression is also used to achieve text segmentation, text transformation, word segmentation, part-of-speech tagging, and delete stop words, so as to improve the accuracy of data. From the administrative...

Improving safety and convenience of transfer is one of the most vital tasks in subway system planning, design and operation management. Because of complicated space layout and crowded pedestrian, crowd control is a big challenge for management of transfer stations. Thus, a quantitative evaluation should...

Facing the great impact brought about by network retail and also the increasing operation cost, traditional retail business model meets with unprecedented challenge. In the Internet+ age, big data not only brings choice convenience to consumers but also produces huge impact on traditional consumer behavior,...

A Petri net with controller is used to model discrete events in flexible job shop scheduling, the objective of scheduling problems is to minimize make-span, the scheduling results is obtained based on genetic and Tabu Search (TS) algorithm. It is proved capable of providing optimized schedule to the...

Smart grid is a complete automation system, where large pool of sensors is embedded in the existing power grids system for controlling and monitoring it by utilizing modern information technologies. The data collected from these sensors are huge and have all the characteristics to be called as Big Data....

With the accelerated emergence of new quality productive forces, ecogeological surveys are undergoing a critical transformation from traditional models to digitalized, intelligent, and systematic approaches. Centered on technological innovation, new quality productive forces emphasize digital technologies,...

In the context of the era of big data, data has a profound impact on social life and technological progress. The development of science and technology promotes the concept of “big data” appearing in the daily management activities of enterprises. Big data has also begun to be applied to performance management,...

In proof-of-work (PoW)-based blockchain network, the blockchain miners publish blocks by contributing computing power to solve crypto-puzzles. Due to the weak computing power of single miner, miners tend to join a mining pool and share the profits from the mining pool according to the contribution proportions...

Under the background of the popularization of higher education, the employment status of application-oriented undergraduate colleges and universities is becoming increasingly severe, and college students’ independent entrepreneurship has become a new way to solve the employment problem. In this regard,...

With the constant development of socialist modernization construction in our country, our country's computer information technology has made effective progress, and makes the world into an information age. People's production and life style experience a series of change. However, with the emergence of...

In the age of Dazhiyiyun (i.e., big data, artificial intelligence, mobile Internet and cloud computing), the digital economy in China has developed more and more steadily, and relying on technological superiority, the digital transformation of enterprises has become a hot topic in the industry. In this...

Searchable Encryption (SE) has become an important tool for secure data outsourcing. It allows keyword search operations on encrypted cloud data without exposing sensitive information. As Cloud Computing, Big Data, and the Internet of Things (IoT) grow, traditional encryption methods are less effective....

With the popularity of the Internet and the use of mobile terminals, college English teaching has entered the era of big data. Big data era also puts forward new requirements for college English teaching at the same time, as well as new opportunities. College English teaching resources, teaching tools...

The article reviews the theoretical foundations and analyzes the practice of the project approach and its financial support in the context of structuring the management decision-making process based on the basic theoretical and methodological principles of management and finance. Attention is focused...

In the building integrated photovoltaic (BIPV) system, the influence of partial shading on the energy efficiency of the BIPV system is large in certain circumstance. Energy efficiency of the centralized system and multi string type system are researched in four typical shading conditions. Results show...

China is a big country in the world heritage, the number of world heritage has ranked third in the world. In 2004, in a way, is China's World Heritage Year: 28th session of the World Heritage Committee held in Suzhou, the south gate of Pingyao ancient city walls collapsed, the Forbidden City Beijing...

Based on big data mining technology, we crawled the review texts and related data about China Tangcheng on Ctrip website, built a web review database, used content analysis method and theme analysis method to extract the core elements affecting the tourist experience of China Tangcheng, and then used...

With the emergence and rapid development of information technologies such as "Internet of Things", "Internet +" and "cloud computing" in recent years, human work and life style have undergone major changes, and human beings are gradually stepping into the —— big data era...

The comprehensive evaluation of big data on teaching effectiveness of Civics courses in colleges and universities is a powerful manifestation of the networked, digital and interactive teaching of Civics courses. This paper uses expert analysis method to model and analyze 500 Civics courses in 60 universities....

In order to deeply understand the loading characteristics of the subway station and summarize the factors that influence the loading of the structure,we need to adopt the method of simulation to analyze the loading of the structure.The main structure static is simulated in ANSYS using an example of interchange...

With the rapid growth of Internet users, how to quickly find the hot spots and sensitive topics of forums, microblogging and other social networking sites, to achieve forecast and early warning network of public opinion, it’s a huge technical challenge to the researchers. In this paper, Redis memory...

This paper aims to estimate the dependence between macro-economy and stock market volatility. Firstly, we employ independent component analysis (ICA) to excavate the independent driven factors of the macro-economy and name all the independent components. Secondly, we assume that all margins are submitted...

Machine learning is one of the major tools that could extract patterns from big data. The bigger the size of the data, the better the machine will learn. From the technical perspective, machine learning makes better predictions. In this paper, the major objective is to predict annual average stock returns...

Ernest Hemingway’s The Old Man and The Sea is one of great literary works in the type of prose. It has great interesting contents to read, to analyze and to learn. By close reading and relates it into the theory of archetypes, the finding about archetypal contents is found. There are two archetypes found;...

The Internet business has got to a brand new stage under the big data. Also, due to the internet, the big data have been much more widely applied than ever before. The quick development of the big data has given both opportunities and problems to the internet industry. To further use the big data technology...

Form the situation of military aircraft use civil airports, in order to improve the efficiency of the civil airport parking position, this paper gave a new idea that military and civilian aircraft use a shared parking position together, studied capacity and utilization of shared paking position, computed...

After analyzing the meaning and ways of electric system load prediction, this essay illustrates the general theory of the BP neural networks and study the load pre-diction methods based on BP neural net-works. It analyzes the neural networks sample value methods, performs encum-brance for historical...

In his Input Hypothesis, Krashen attaches great importance to the role of comprehensible input (CI) in second language acquisition (SLA). Listening comprehension presents a big barrier to an English learner. To help the English learner to improve listening comprehension ability, CI is optimized based...

Personnel files management is the fundamental work of human resources management in colleges, whose modernization and informatization construction should have a significant role in promoting human resources management in colleges. However, currently, the construction of personnel files informatization...

The delay precision of common detonator is not good, the actual time delay often have big difference with blasting design in real blasting engineering, and the blasting effect is difficult to control. While high precision digital detonators are instead of chemical drugs by original electronic control...

With the rapid development of big data technology in recent years, data has become new resource for the entire society. People are rushing to research big data. While using big data technology, it also inevitably leads to the reflection on the duality of technology value. Therefore, the duality of big...

Foreign language majors have rich connotations, involving Chinese and Western cultures, thoughts and multiple ideologies. At the same time, since the release of the Guidance Outline for the Ideological and Political Construction of Higher Education Curriculum, a wave of “big ideological and political”...