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Portfolio theory is used to measure the expected return and risk on the basis of the history data of security return ratio,but in fact there is always excessively high or low return ratio caused by some short-term fundamental good or bad news in the history data of return ratio.We introduce the robust...

The elements of the program for the substantiation of scientific knowledge proposed by logical positivism were the dichotomy of the scientific theory's proposals for analytical and synthetic, as well as the cumulative model for the development of scientific knowledge. The result of the criticism of these...

Aiming at the disadvantage of slow convergence and low efficiency of genetic algorithm, ant colony algorithm is easy to fall into the local optimal solution. The optimization of PID parameters based on ant colony genetic hybrid algorithm is proposed. At last, in order to prove the effectiveness and feasibility...

This paper deals with public transportation in tourism areas. A survey was carried out in Putuoshan, a famous scenic area in Zhejiang Province. By carefully analyzing the current transportation situations using the data collected, a new public transport---PRT, was proposed and feasibility of application...

Industrial design major belongs to engineering type, and the art foundation of students is insufficient, which affects the realization of professional training objectives. This paper starts from the current teaching situation of students majoring in industrial design with weak art foundation, takes students...

The rationale of this article is determined by the current difficulties in the Russian Federation’s foreign policy within the scope of global economics and the demand for fundamental changes in the external market relations. The subject of this article is the principles applied to the external market...

Social comparison is the idea that individuals determine their own social and personal value based on how they compare themselves to others. Based on a survey conducted by Watson [16], it is known that during the COVID-19 pandemic, the duration of social media use which includes Instagram increased by...

The development of Small and Medium Enterprises (SMEs) plays a pivotal role in the Indonesian economy, particularly within Riau Province. These SMEs not only serve as significant sources of employment but also act as drivers for substantial economic expansion. Nonetheless, despite their substantial potential,...

Conditions after the Covid-19 pandemic, many new things have given rises such as socio-cultural changes, lifestyles, the emergence of new terms, and other changes in people’s lives. The article’s purpose is to describe and explore the transformation of socio-cultural behavior, especially in Javanese...

In order to better understand the current situation of the interdisciplinary integration of food and design disciplines in China, CiteSpace was used to conduct a visual analysis of the knowledge graph of the relevant research on the interdisciplinary integration of food and design disciplines in China...

Heidegger, Foucault, Weber, Adorno, and other scholars argue from different perspectives that aesthetics can awaken individuals submerged in everyday life, liberating them from the ‘iron cage.‘ However, in a modern landscape, what once caused astonishment has become artificial ‘simulacra,’ and perception...

Aligned with the current wave of artificial intelligence development, this study investigates the impact of AI on the work autonomy and job satisfaction of digital laborers. Using Nanjing, China as the sampling frame, 112 valid questionnaires were collected via simple random sampling and analyzed using...

With development over the past few years, application-oriented universities have achieved a preliminary improvement in innovation with entrepreneurial characteristics, and have set relatively systematic goals for the management of scientific research. Given the current era of big data, application-oriented...

The COVID-19 Pandemic has changed the way people live. Social restrictions caused significant changes to the communication and work methods for employees by implementing a hybrid system in the form of working from home and working from the office. Working online without work-life balance can have a negative...

In this paper, by selecting the annual data of total investment in environmental pollution control in China from 2002 to 2021 and using R language to process and test the data, an optimal ARIMA (1,2,1) model is established, which is used to make the total investment in environmental pollution control...

Against a background of heavy regulation, estimating and grading the potential benefits of agricultural land consolidation in terms of extent and quality is vital to promote the efficient use of land resources in China. Taking Yanbian Korean Autonomous Prefecture (now referred to as Yanbian Prefecture)...

State-owned enterprises are required to implement corporate social responsibility in accordance with economic democracy, which is founded on the principles of unity, efficiency, justice, sustainability, independence, and maintaining a balance between progress and national economic unity. This necessitates...

The production of coal mine, grid monitoring system is essential to the security and power equipment. In order to ensure the safety production in coal mine, coal mine power grid monitoring system needs to establish the perfect, so the power transmission and power supply, reasonable control. With the...

Change in soluble sugar and organic acids of dragon fruit wine during fermentation by reversed phase high performance liquid chromatography (RP-HPLC); Organic acids chromatographic conditions: chromatographic column BP-OA, mobile phase A(1% H3PO4) and B (UPW), column temperature 35°C , the flow rate...

The mathematical models are built to predict the growth trend of public accounts corresponding to different fields, and to evaluate whether Web-Chat operate their platforms effectively. Four domains of public account information are chose which are representative in public web-chat accounts, these areas...

In this paper, a practical value of budget management system is analyzed and discussed. For the sake of overall management company, we build a comprehensive budget management system based on business, and with the office platform, contract management, reimbursement, other related effectively business...

The establishment and application of TBL method in pharmacology teaching are introduced in this paper, including the setting of teaching objectives, the establishment of new knowledge systems, the determination of different knowledge systems, the preparation of the students and teachers, and the evaluation...

Based on the investigation data on Cu in surface and bottom waters in the bay mouth of Jiaozhou Bay in 1983, this paper analyzed the seasonal variations, vertical variations and horizontal distributions of Cu. Cu contents in surface waters in the bay mouth of Jiaozhou Bay in May, September and October...

There are a lot of information and network security threats along with the rapid development of Internet of things (IoT). This paper according to the environmental features of the IOT node limited hardware resource and its requirements, and takes aim at the privacy information security issues for the...

This paper has proposed an improved frequency conversion equal precision frequency cycle measuring method based on the basic principles of counter cycle measuring method, and it can be used to measure the frequency conversion signal, whose pulse width is much different from repetition period or whose...

With the all-round development of social productive forces and technological progress, deepening of economic globalization, merger and acquisition continues to expand its scale. Changing merger forms has made the merger and acquisition become a common economic behavior.And it has become an important...

Traditional culture is the cultural gene of the Chinese nation. Colleges and universities bear the responsibility of the times to explore and elucidate its contemporary values, to adapt it to the development of the times, and to coordinate with the modern society. Colleges and universities should find...

Christianity appeared in the Judaic cultural space, but shortly afterwards, it spread all over the entire Roman Empire that it conquered without weapons, paradoxically, despite all Jewish rebellions that aimed at weakening the Roman power of domination over their country. The Christian message was received...

Under the background of the increasingly severe employment situation, the employment quality of college graduates has garnered a great deal of attention. In order to understand the status quo and trends of employment quality research, and to explore the hot spot of the present research on the quality...

In the social transition period, there are many difficulties that the folk sports are faced with to be solved urgently in its existence and development. This paper analyzes and studies the current developing situation of folk sports by means of literature review, interview and comparison. And the result...

With the development of science and technology, computer has entered all walks of life and has obvious influence and role. The physical education has been the short board of the teaching in colleges and universities. With the education reform, advanced ideas are put forward and "virtual reality" technology...

Training applied talents is the only way to achieve popularization of higher education. As the employment information asymmetry appears between social demands and higher school, the structure unemployment of graduators is growing, and the phenomenon of "graduation is unemployment" is increasingly serious....

The effects of cutting after continuous grafted on the photosynthesis physiology of Lycopersicon esculentum seedlings under cadmium (Cd) stress were studied by the pot experiment, and the photosynthetic pigment contents, photosynthetic characteristics and soluble sugar content of L. esculentum seedlings...

The self-quest of black people is vividly described in Toni Morrison’s major novel song of Solomon, in which the confusion of identity and the desire for recognition is deeply analysed under the racial and gender discrimination in American society. Focusing on exploring the influence of dominant culture...

With the rapid development of modern education, there has been a significant change in the education concept in China, which not only focuses on the learning of English vocabulary and words but also emphasizes the cultivation of oral English proficiency to ensure that students have good English-speaking...

The essay elaborates on the development of the doctrine of initial interest confusion, especially its expanded application in the Internet era. It aims to argue that the presale confusion principle should not be applied in trademark cases concerning the use of metatags and keywords advertising.

The concept of inclusive education has gained significant attention in Indonesia as a means to create equitable and accessible learning environments for all students. However, its successful implementation relies heavily on the active participation and understanding of teachers. This article explores...

Cultural adaptation is the process and result of cultural exchange and interactions. The phase division, theoretical schools of thought, and developmental trends of culturally adaptive research are important scientific issues. Based on the perspective of philosophical schools, this article conducts a...

Based on the theoretical results of previous studies in social psychology, a mediation model was constructed to explore the mechanism of action. A mediation model was constructed to explore the mechanism of action between college students’ exercise motivation and exercise behavior, focusing on the mediating...

Since the outbreak of the COVID-19 in 2019, it has been a great challenge for the whole world. When the epidemic is serious and the vaccine will play a role, the statistic is an effective tool. It can help the government collect various data and conduct modelling analysis, so that it can face the actual...

This study seeks to investigate the relationship between corporate governance, measured by Corporate Governance Index (CGI) innovatively, and firm’s performance measured by Firm Performance Index (FPI) creatively. The empirical approach in the study lies in constructing a comprehensive measure of the...

In order to solve the management problem of public bicycle, the life problem of electric bicycle and the difficult of urban photovoltaic power generation, we put forward the design scheme of humanized public bicycle station based on solar energy. This product uses solar panels to generate electricity,...

With cloud computing models gaining significant momentum, data centers are increasingly employing virtualization as a means to support a large number of heterogeneous workloads running simultaneously on a multicore server. In such environments, contention for shared cache space can have a destructive...

In recent years, with the development of computer technology, virtual reality technology has been paid more and more attention. The scene construction is the foundation of the realization of VRML virtual reality interactive work. For large-scale virtual scene, the amount of data and the mapping file...

This paper introduces a rock pressure detection system based on one coil vibrating wire sensor , with STM32F103C8T6 as main control chip, using feedback low voltage sweep excitation method, making the vibrating string resonance state in a short time.The output signals of sensor after dealing with the...

According “follow the movement of the workpiece and perform an operation” the technology requirements to design a mechanical equipment and process Using the structural module With different motion patterns, to achieve a variety of assembly. By running the test experiment, construction kit assembly motion...

learning English requires an innate capacity and external conditions. Everyone possesses an inborn capacity to acquire a language, but the success in learning English varies from individual to individual. Interest is the best teacher. It is impetus for English learners. However, there are some elements...

The article analyzes the composition, connotation and characteristics of vocational abilities starting from the definition of vocational abilities, discusses on the various problems influencing training of vocational abilities from the aspects of college features, role of enterprises and government overall...

Presently, Chinese language teaching is a main foundation course of liberal arts education, playing an indispensable role in cultivating students' comprehensive quality and inheriting traditional culture. In order to solve the problems existing in Chinese language teaching in colleges in our country,...

Motion tracking is an important application in video processing. By tracking motion, we can detect the presence of moving object, track and analyze the motion of object and even make prediction of the next step of a selected object. Motion tracking can be applied to facial recognition, intelligent transportation...