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In dealing with the problem that basic SFLA neglect the information exchange between individuals and sub-population in searching optimal solution, this paper proposes a new improved SFLA based on update rule of the Gravitation Search Algorithm. Based on the ideal from gravitation algorithm, the new SFLA...

Based on the development of digital currency, the blockchain technology has become increasingly popular, and the consensus mechanism is a critical aspect that requires further research. This paper proposes a new blockchain consensus mechanism, called UDAG, by combining the efficient chain consensus algorithm...

The era of big data has brought efficiency and convenience, and also spawned the wave of digital governance. This paper takes the main documents of digital governance included in CNKI database from 2002 to 2021 as the data source, and analyzes the research hotspots and development trends of digital governance...

The sever is the center of Internet. The user can store and process all information by severs. The safe of sever is main problem. Using encryption technology is the important way. So the safe of information is the main measure. The blade encryption sever can solve the problem of the transmission and...

In order to make rationally use of the original data and improve the data fitting precision of the sine waveform, the owe period fast North-Seeking method of the polynomial interpolation is based on the least square method. According to the character of the large deflection north point data, the polynomial...

With the rapid development of the world economy, people’s living standard has gotten a general improvement, which is reflected in the increase of personal disposable income. Therefore, people will consume more that lead to the growth of average consumption power. More people are willing and able to buy...

The train, a new mechanized means of mobility in the 19th century, contributed greatly to the development of modernity. In addition, train imagery permeates American literature from the late 19th century to the early 20th century. They show a range of features of modernization in the physical sense,...

In this paper, we studied that how a real estate enterprise conduct risk identification, risk analysis and assessment, and risk coping and controlling when it was constructing a new project. In this paper, we set the fenglin residential construction project as our empirical case. Based on the data collected,...

At the end of the 20th century, China has been the world’s largest auto market. Many foreign auto giants entered the Chinese market and set up joint ventures with local Chinese companies. Suzuki is one of these companies. But Suzuki’s sales have been declining since 2016. In the end, Suzuki sold all...

To investigate the effectiveness of Titanium and Ti6Al7Nb surface by the mechanical grinding and sanding acid etch on mouse osteoblastic adhesion, proliferation and differentiation. In Titanium and Ti6Al7Nb surface by mechanical grinding and sanding acid corrosion are different processing to prepare...

In this paper, the design significance of plastic packing machine , the difference between the new and previous plastic packing machine and the advantages of the plastic packing machine is elaborated. The plastic packing machine is composed of the banknotes push and the bill alignment part, plastic film...

The purposes of measuring the transformer load losses and short-circuit impedance are checking whether they can meet the standard requirements. The traditional transformer short circuit test method were analyzed in theory and combined with engineering practice, how to improve test methods have been researched...

During the period of new socialist countryside construction, in this paper, the writer made a comprehensive survey in the implement process of "Fitness Project for Peasants" in Yunnan province. It expounds the status and problems of carrying out the project. Based on the actual situation of rural areas...

International Entrepreneurship, is not what happens, China also actively solve business problems of college students. For this problem, college students should clear business purpose, andgive full play to their own advantages, strive to solve the problem in the process of entrepreneurship.Make a contribution...

Natural History covered all the knowledge about nature throughout the classical antiquity and the Middle Ages. Divorce between the natural sciences and the humanities happened during the Enlightenment and Romantic period. During the Classic period of evolution of scientific knowledge natural history...

Public libraries are an important part of the construction of national public facilities, and to a certain extent reflect the level of economic and cultural development of the region. Therefore, a well-established analysis of the development level of Chinese public libraries has an important impact on...

The design method and design criteria for low noise gear were introduced. Based on the analysis of gear modification principle, determination of basic parameters and the design of modification scheme, taking SS8- II type quasi- high speed passenger electric locomotive gear transmission as a studying...

Facing the network of high-speed development, people through the network were daily work, learning and shopping activities increased significantly, attendant is server receives the user request number is exponential growth. In this context, Linux virtual server (LVS) cluster provides a better solution,...

Output power of photovoltaic cells is greatly related with light intensity and temperature, in order to achieve maximum output power, it is necessary to implement maximum power point tracking (MPPT).This paper analyses misjudgments, oscillations and energy loss during MPPT by fractional Open-Circuit...

Traffic informationization is an important carrier and means to realize intelligent transportation, and also a key factor to promote the strategy of a powerful nation in transportation. According to the content and characteristics of the evaluation on the development of transportation informatization,...

Switchgear charged for fault detection, principles and methods the live test from switchgear partial discharge, analyzes the use of ultrasonic detection assays and transient voltage for the switchgear cabinet feasibility of fault diagnosis; using a combination of switchgear partial discharge founding...

With the implementation of the plan for educating and training outstanding engineers, as well as the promotion of the CDIO Teaching mode, the education should continue to explore new laws and models in the training of innovative talent in the engineering field. Firstly, the course introduction is considered...

Human capital is a key factor in modern economic development, improving the competitiveness of the industry gathering area also has an important role. First, an overview of the basic theory, the study provides a theoretical support. Finally, the accumulation of human capital, configuration, and incentives...

The financial situation and financial demand have many uncertainty factors. Therefore, innovative enterprises need to clear their own financial risk profile and scientifically evaluate the risk status of affairs. From two aspects of financial indicators and non-financial indicators of risk,It set up...

Rotor structure design technology often employed finite element analysis software (ANSYS), which are computational expense and highly time cost and need to employ approximation techniques. We herein studied a Kriging Model-based approximation technique, and applied it to optimize rotor structure. Firstly,...

With the rapid development of the software industry in the 21st century, the traditional software is increasingly constrained by the costs and software and hardware environment. As a result, the SaaS emerged and quickly gained public acceptance. In order to use SaaS services, the users don’t have to...

This qualitative study explores student teachers’ perceptions of lesson plans generated by human beings versus those created by ChatGPT, an artificial intelligence (AI) language model. All the 25 participants were asked to complete the questionnaire at first; and among them, 5 students were specifically...

This review will focus on what social development looks like under the influence of South African economic policy. In particular, it will focus on implementing and developing the “Black Economic Empowerment Policy”. At the same time, specific charts and data will be provided to support the views of the...

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...

The COVID-19 epidemic has had a significant negative impact on the world economy of which export-oriented countries are particularly affected. Yet, the recovery speed of China’s economy is significantly faster compared to Germany. This paper aims to compare and analyze the tendency of economic recovery...

In recent years, the form of cooperative organizations formed between the enterprises has become the realistic choice of seeking the sustained competitiveness for many enterprises. Knowledge sharing and information exchange are the key factors of cooperative organizations' success on the premise of knowledge...

One of the theories of far-reaching influence in modern language teaching theory is Krashen's second language acquisition theory. With the gradual deepening of English education, some teaching defects were gradually exposed. It is necessary for domestic universities to borrow Krashen's second language...

In this paper, we analyze the key problems in the tracking of the specified target on the complex infrared background, for example how to judge the polarity of target, how to select the seed of region growing, and how to determine the suitable size of the detection window. We propose a reasonable solution...

This paper proposes a hierarchical association multi-target tracking trajectory generation method. The AdBoost method combined with online discriminant analysis apparent model is first utilized to achieve initial tracking trajectories; then, the Hungarian method is utilized to optimize fragmented and...

To improve the long-distance transmission cable interface test automation level, proposed feature extraction based on the type of adaptive signal recognition technology. Through various types of interface signals in time domain and frequency domain characteristics analysis, using interpolation to achieve...

The development and stabilization of the society are related to the production and operation activities of Power Supplier, who undertakes great social responsibility. It is high qualified services of Power Marketing is the fundament of creating economic benefits. Setting out from the important value...

The growth of Cryptocurrency has been considered as a future legitimate tender of currency with great possibilities, and it has contributed to lots of different fronts like investments and forms of trading, on the contrary, has caused several troubles. As virtual currencies are developing rapidly, people...

With the introduction of new energy electric vehicle subsidy policy, the construction of automatic charging station has become a major obstacle to the rapid development of China's new energy vehicles. In this paper, a new type of solar charging station is designed according to the requirement of the...

Because of the entrenched ideology of gender division of labor, intensive motherhood has become a challenge for both working and stay-at-home mothers, with the inevitable conflict between devoting themselves to caring for children and achieving their social values at work. This paper explores the issue...

2020 is a challenging year for humans because the whole world was under attack of COVID-19, which is considered the most transmissible virus throughout human history. This pandemic has caused an unprecedented negative impact on people’s lives and the world’s economy. In addition, the impact of the pandemic...

In view of the variable frequency constant pressure water supply system, according to the change of water consumption by users, analyzed the requests of pump number increase or decrease shall meeted,in guarantee of the premise of basic constant water pressure in pipe network,to make water pressure stable...

To explore the performance of children in the two kinds of conditions: explanation condition and prediction condition, this study investigated the difference of the two conditions by the unexpected location task. The conclusions are as follows: Firstly, the grades that the children in 57-59-month-old...

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...

Based on the intrinsic mechanism of container port operation, this paper analyses the influence factors of the container port low-carbon greening development. Then the goal system of low-carbon & green container port development is put forward which includes discharge and control of pollutants, carbon...

Through the analysis of the questionnaires and statistics of various occupation group managers, the paper finds out the common points and differences in the talent demand among different types of tourism enterprises, then makes exploration and innovation on the training mode of undergraduates whose major...

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...

It is very important to establish the employment guidance course of college students. On the one hand, it can improve the comprehensive ability of college students 'employment and can help them to achieve the goal of career planning. On the other hand, college students' employment guidance course of...

automatic testing is very important for agile software development. There are some testing tasks can be finished by automatic tools, but most of them can not meet the actual needs of enterprises which is the direct reason of building an agile automatic testing framework named as Agilework. The structure,...

This paper analyzed the content and distribution of Cr in bottom waters in Jiaozhou Bay in 1983. Results showed that Cr contents ranged from 0.06-1.58 g L-1, and were confirmed with Grade (50 g L-1) in according to Chinese Sea Water Quality Standard (GB 3097-1997), indicated that the pollution level...

In recent years, gender harassment in higher education has become a serious problem in China. This paper reviews the causes of sexual harassment, including structural factors and personal factors. The features of sexual harassment on campus in China and its reasons mainly stem from three aspects the...