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The purpose of this essay is to determine that whether the profitability of firms is effective on abnormal returns. After using Fama and French 3-factor model, Capital asset pricing model and Fama and French 5-factor model to analyst the cross-section of the stock returns, I found that profitable firms...

The concept of digital campus has gradually become an important trend in the development of colleges and universities. Virtualized campus is an important part of the digital campus. Virtual campus based on virtual reality technology, it builds a virtual campus scene that is immersive and interactive...

As the organizers and practitioners of the Party's and state's rural policies and guidelines, rural grass-roots cadres play a vital role in the process of implementing the “rural revitalization strategy”. However, in the process of making further contributions to rural construction, grass-roots...

Generalized Anxiety Disorder (GAD) is a prevalent mental health condition characterized by persistent uncontrollable worry and comorbidities like depression, posing significant challenges to individuals and society. This paper examines the efficacy and limitations of current GAD treatments, including...

Mergers and acquisitions(M&A) are a pivotal strategy for enterprises to realize internationalization and enhance core competitiveness in today's highly competitive environment. This paper takes the high-premium acquisition deal of Activision Blizzard by Microsoft Corporation as a case study,...

Strengthening philanthropy must continue to be carried out considering this activity is an activity that is often carried out by our nation. Philanthropy in Indonesia started from traditional philanthropy that comes from religion and the implementation of philanthropy in its development has changed,...

Power Factor Correction (PFC) technology is a key means to improve system energy efficiency. This paper conducts a systematic review and analysis of Boost-type active power factor correction technology. Firstly, it sorts out the topological structure and working principle of Boost-type PFC, and expounds...

Logistics provides new impetus for rural economic development and puts forward new requirements for rural economy. Based on the panel data of 31 provinces (autonomous regions and municipalities) from 2015 to 2022, this paper constructs the evaluation index system of rural logistics and rural economic...

This study delves into the realm of anime face generation with the aim of empowering individuals to create their own anime characters and easing the burden on artists. Employing Deep Convolutional Generative Adversarial Networks (DCGAN), the research focuses on generating anime face images. The DCGAN...

Currently there are no teaching materials in the form of digital encyclopedias, especially those related to national identity based on Lampung local wisdom which provide an overview and instill an attitude of preservation of culture and values of Lampung local wisdom. The existence of this research aims...

Gujarati character recognition has always been a field of study in need of improved techniques to reach a satisfactory degree of accuracy. This study developed a technique for predicting handwritten Gujarati numerals using various feature extraction and classification techniques. Deep learning models,...

Wireless remote control robot car could play a special role in the hazardous environment operations and search & rescue personnel. A multi-function smart car with Bluetooth remote control is selected as my graduation thesis subject. The design of the system hardware circuit schematic and PCB diagram...

Southern Sichuan occupies a decisive role in economic and cultural life of Sichuan Province. Southern Sichuan has profound cultural deposits and national cultural life there is rich and colorful. However, social development proposes challenges to the protection and inheritance of traditional culture...

Zn1-xMnxFe2O4(x=0, 0.15, 0.25, 0.35, 0.45, 0.55, 0.75, 0.85) ferrites were synthesized by sol-gel combustion method with citric acid as complexing agent, and mole ratio of metal ions and citric acid is 1:1. All samples were sintered by 550 . The structural and magnetic properties of MnZn ferrites were...

Introducing the demand trends and training modes of sports talents, the paper points out that the urgent need of colleges, trained in universities is far from the requirement, the misunderstanding in as training units of sports talents, is to establish proper sports training model. The paper presents...

With the rapid development of Chinese higher education, Chinese private institutions of higher learning are also taking the wind and waves, rapid development, development has become an important part of Chinese higher education. But in its development process, some problems become increasingly prominent....

Recent behavioral studies suggest that children with learning disabilities (LD) have difficulty in working memory (WM) updating. However, as behavioral performance represents the summed activity of multiple stages of processing, the temporal locus of the WM updating deficit remains unclear. Here, we...

In this paper, we conduct research on the library development prospects and challenges under the environment of big data and cloud computing. Increasingly nervous and public libraries are facing funding, resources construction pace slow or stagnant difficult situation, readers to the library cause in...

For modeling the organizational form of business activities in complex production processes, a workflow model based on binary tree for process management in PDM is presented in this paper. Take use of binary tree structure, each business activity is organized by the relationship of parent-child and brotherhood...

The hot ductility behavior of two kinds of 800MPa grade Ti/Nb-added weathering steel has been investigated by using Gleeble3500 thermo-mechanical simulator. The tensile strength (TS) and reduction in area (RA) were acquired to draw hot ductility curve and hot strength curve. SEM fractographs and microstructures...

Cytotoxic activity of Artesunate(ART) was determined by MTT assay at various concentrations ranging from 0 to 100 mol/L on Hela cells. The apoptosis effect of Hela cells treated with ART was observed by a phase contrast microscope. The Apoptosis and its mechanism induced by ART were also studied by real-time...

It has great significance for the quality of aviation image in military image processing system. But it cannot avoid image degradation encountered in the process acquired. In order to get the high-quality aviation image, in this paper, we firstly analyze the main factors of image degradation, and then...

The aims of this article is to establish a dimensional model of institutional regulation of place branding, to help the region to establish a impeccable regulatory system in the branding process. Through literature review, this paper puts forward the conceptual model of institutional regulation of place...

Method of feature selection was used in this paper to select dirving factors before models of land use change carried out simulation.Two different scenarios were set inthe study area- main districts of Chongqing Scenario 1) carried out land use simulation involed all the factors 2)carried out land use...

This paper tends to make a research with 24 players from high-level basketball teams of Tianjin University and China Civil Aviation University as research objects. Having divided them into 3 groups which respectively received 1500-meter run, 2 minutes continuous vertical jumps and 1 minute pushups, the...

In this paper, a diffractive optical element(DOE) is designed as a spectrum splitting and concentrating element which is used in lateral multi-junction solar cells. The performance of the DOE by simulation indicates that optical efficiency over 80% can be achieved based on this design. The relationship...

Energy is an important issue in the development of economical economy in China. In shipbuilding industry, the waste heat utilization of diesel engine is an important technology. This article briefly introduces the definition of waste heat and analyzes the waste heat of hip diesel engine exhaust gas through...

In this paper, the blocked waterborne polyurethane crosslinker were prepared by polyaddition reaction with isophorone diisocyanate (IPDI), polypropylene glycol-2000 (PPG MW2000) and dimethylolpropionic acid (DMPA) as internal emulsifier, sodium bisulfite (NaHSO3) as blocked agent in presence of dibutyltin...

TimeSynchronization is one of the most important support Technology in WSN,plays an irreplaceable role in the developmet of WSN.For this reason,an improved algorithm based on theRBS algorithm is proposed combination of some classic time synchronization algorithm.Referring to the idea of cluster-based,...

This paper mainly discusses how to use computer language Processing to simulate the patterns of traditional tie dyeing pattern, and strive to maximize the reduction of the tie dye and other paintings by the formation of the pattern effects. The results prove that the effects are good, and the computer...

Most data warehouse systems have some limitations in terms of flexibility, efficiency, and scalability.In particular, the sizes of these data warehouses are forever growing and becoming overloaded with data, a scenario that leads to difficulties in data maintenance and data analysis.this reserch introduce...

The bridge prestressed concrete continuous rigid frame bridge is a kind of good integrity, reasonable force, construction technology is mature, moderate cost, spanning ability and driving comfort, etc.And in the actual project got a lot of applications while further development prospects are very bright....

With the development of current network information technology in our country, based on the impact of the media culture background like "Micro-blog" and "We-chat", in Micro cultural background, the ideological and political education for college students have more challenges. In college students' education,...

Coupling the phase field model of solid-solid phase transformation on the base of the liquid-solid phase transformation model,a new phase field model is established during solidification process.Taking the Fe-0.5mol-C alloy as an example, the model has realized the simulation of the liquid-solid-solid...

With the aim of drawing the knowledge map and understanding the research hotspot on intelligent system, the articles published from 2010 to 2015 have been searched with the keyword “intelligent system” based on the Web of Science database. The knowledge map of intelligent system was drawn by utilizing...

This research aims to analyse and identify` the major of agricultural potencial sector and agricultural sub sector, identified the commodity potency of the major food plant sub sector, and to analyse the growth of food plant sub sector in OKU District. The result shown that the potency of agricultural...

The study aimed to determine and analyze the effect of flipped classroom learning models and learning independence on student learning outcomes of class X Office Administration of SMK Batusangkar. The population in this study is the tenth grade students at SMK Batusangkar in the 2018/2019 academic year....

The article discusses priorities in urban strategic planning by focusing on the case of an industrial city of Ekaterinburg in Russia. By applying elements of systems analysis and strategic analysis, which allowed to develop complex solutions for the growth of the city's economy, the authors show that...

Ecological traditions are the most important elements of the traditional economic system. They are features distinguishing the traditional economy from the innovation-based one and characterizing intra-system relations of the traditional economy. Therefore, transformation of ecological traditions to...

With advanced technology in medicine and biology, data sets containing information could be huge and complex that sometimes are difficult to handle. Dynamic computing is an efficient approach to solve some problems. Since multigranulation rough sets were proposed, many algorithms have been designed for...

By means of Lyapunov function and the finite-time theory, the problems of finite-time boundedness and passive control for a kind of nonlinear system described by T-S fuzzy model are studied. The sufficient conditions, which maintain finite-time boundedness and satisfy the passive control performance...

Zhang Ailing, as a legendary modern female writer in the history of 20th century Chinese literature, her writing features mainly the romantic story of the decline period of Shanghai, through the depiction and rendering of art, she gives humanity reflection and summary. "Red Rose and White Rose" is a...

This research is made for the further implementing of the spirits of the 19th National Congress of the Communist Party of China in the new era and President Xi Jinping's ideas of Socialism with Chinese characteristics, and further strengthening the construction of the party organization. Currently the...

As one of the basic core courses for Business English majors, Integrated Business English enjoys several characteristics such as a large number of class hours, intensive class arrangements and heavy construction tasks, which are all big challenges for both lecturers and students. For courses with such...

According to the characteristics of the concrete fracture process zone, a damage and fracture model for concrete, which combines damage mechanics and fracture mechanics is proposed. This model takes the initial fracture damage threshold as the incipient cracking criterion, and takes the unstable fracture...

A simultaneous determination method for four kinds of Fusarium toxins (zearalenone, deoxynivalenol, T-2 and HT-2 toxins) in flour was established using high performance liquid chromatography-tendem mass spectrometry (LC-MS/MS). Samples were cleaned up with MycoSep®226 multifunction purifying columns...

At present, the research on the application of the flipped classroom teaching mode in the higher education curriculum in China is mostly focused on the introduction of the theory and the teaching design, lacking empirical research. Therefore, this paper studied the application of the flipped classroom...

Digitalization of low-pass filter produced from first-order inertia link is carried out firstly in this paper. Then an improved algorithm is proposed to achieve better low-pass characteristics by weighted smoothing the first n-part of the input and output data and using the smoothed data instead of n-1...

In order to enhance the degradation ability of ozonation process, catalyst used in catalytic ozonation was studied in this paper. NaY zeolite was selected as the carrier of catalyst. Catalysts prepared with different conditions were added in reaction solution to find the catalytic ability of catalyst...

In order to measure the success of smart growth, we establish a scientific comprehensive evaluation model and take Miami as example. Firstly, We build the evaluating index system. The first layer includes eight indexes such as people density, urban floor area ratio, land productivity and so on. The second...