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A new simulation model of longwall coal mining is presented. This model intends to research processes by longwall coal mining and to solve a problem of increasing the productivity of a shearer-loader. Using the simulation model the solution of several optimization problems was obtained.

This research aims to contribute about the impacts of calling and membership for lecturers as professional through spiritual leadership. The proposed research model was tested using partial least square and 327 valid questionnaires were collected. According to the literature review and analytical technique,...

The seagrass ecosystem of Ketawai Island has the potential as a shelter, feeding, spawning ground from various aquatic organisms and it has an important role for the coastal and marine environment. The utilization of coastal and Ketawai island as a tourist area becomes a threat to the growth of seagrass...

The paper touches upon the issue of improving the efficiency of the process of providing services for the payments payment by the population through a distributed system of instant payments. Improving the efficiency of the service delivery process is achieved by supporting decision-making managers, system...

Green development is the current and long-term development concept. Considering the current high cost, low efficiency and great impact on the resources and environment of the logistics industry, it is necessary to build logistics demand, logistics investment and green logistics. The urban logistics...

Based on the literature and logic analysis method, and the theory of "use and satisfaction", this paper takes the martial arts event medium and college students' attitudes and behaviors as the research object, and conducts an in-depth theoretical analysis on the influence law. The results show that the...

The content of some latest digital technologies in managing of national economic system, including Blockchain NEM technology are described in the article. Key benefits of using NEM in business management are outlined, including high efficiency, ease of use, flexibility and reliability. Among the advanced...

The purpose of this study is to examine the relationship with the performance of softball referees based on qualification levels. The research methods used correlational methods. The research sample was determined based on purposive sampling during softball that occurred in three championships. The data...

In view of the need of relative exposure, as background data, in the geospatial information diffusion model, this paper defines “exposure to natural disaster risk” and “relative exposure”. Dividing “the product of the disaster and the parameter affecting the disaster with respect to a risk bearing body...

While terrorism is getting increasingly rampant all over the world, it is significant to identify risk and clarify possible damage mechanism for chemical industries. Aside from the national evaluation method of major danger source, we also consider judging the content of threatening against terrorists...

This research aims to analyze: (1) The effect of financial literacy toward retirement confidence (2) The effect of financial literacy toward financial management behavior (3) The effect of financial management behaviors toward retirement confidence (4) The mediating role of financial management behavior...

The purpose of this study is to formulate a development strategy to become a technosociopreneur for the Halal Travel Agency in order to increase tourism rates in Indonesia. The research was done using qualitative method with secondary data obtained from literature studies. The data is then analysed using...

We focused on the recognition of pedestrian action using motion sensor and machine learning. In this paper, we present our method how to define feature of actions from acquired data, and how to use k nearest neighborhood classifier to data learning and evaluation.

This paper presented an extensive analysis of dynamic change of power flow between distributed generators and loads in the situation of low grid voltage. And, a control strategy with energy storage to balance the power flow was proposed. First, the constant power control strategy of the distributed generators...

Delicacy flight classification and calculation of delay cost is very important for improving airport operation efficiency and reducing airline operation cost, when it is applied to manage the sequence of take-off and landing flights. The four different factors were considered, and the transitive closure...

New rural communities have attached more importance to the improvement of living environment and the building of infrastructures. However, relevant public services fail to keep pace with this trend, particularly the little attention and investment on humanistic care service system building for empty...

Levenberg-Marquardt (abbr.L-M) method based iterative square root cubature Kalman filter (abbr. ISRCKFLM) inherits the numerical stability of square root Cubature Kalman filter and effectively suppresses the influence of the larger initial estimation error and the nonlinearity of the measurement equation...

Internet has been growing rapidly in Indonesia. Starbucks is one of the companies which adopts Twitter as a media to promote its products since interactions occurred in the social media might result in Electronic Words of Mouth (eWoM) with larger and faster range of broadcasting rather than Words of...

This paper studies the Bayes estimator, the maximum likelihood estimator and the approximate likelihood estimator of the scale parameter for the Marshall-Olkin exponential distribution under the progressive type-II censored sample. All the estimators, Bayes estimator, maximum likelihood estimator and...

The energy innovation has brought about an exponential increase of population each time, meanwhile, population growth brings greater energy demand. Hence how to maintain a balanced relation between energy production-consumption and population is of great importance. This paper highlights the relations...

Columns in frame-tube structures may be damaged easily because of the torsional response, therefore, torsional displacement ratio was defined by national codes for spectrum analysis under frequent earthquake. For analysis of time-history under expected rare earthquakes, different from displacement angle,...

Natural Science Learning is a very crucial thing, at this time the results of science learning in the primary schools in Indonesia on a national average is still low. Though studying science since elementary school is a very important. The purpose in this study was to investigate the influence of cooperative...

This through the parametric optimization and simulation processing on the five-axis CNC machine tool with automatic programming of complex shapeparts, the complete machining technology and NC program are compiled. Automatic programming plays an important role in the machining of the impeller. In the...

At present, there is a big gap between the training quality of the accounting profession and the market demand in China's higher vocational colleges. The modern apprenticeship system is a new talent cultivation model that adapts to the requirements of economic development and industrial structure adjustment....

A novel environmental-friendly Cu-Sn high temperature solder paste was fabricated by mixing Cu powder, Sn powder and commercial purchased flux. Different type and content of the flux may significantly affect the thermal properties of the solder paste. The bonding layer was composed of compact Cu3Sn and...

Development momentum in recent years, the Internet of things technology, has become the important strategic development direction of information emerging industry in China. All walks of life increasingly widespread use of Internet of things technology, the Internet of things development prospect is bright....

Information technology is a brilliant achievement of human civilization in the 21st century. With the development of information technology, our work and life become more simple and efficient, its simple and efficient superiority covers all areas of society. As an important part of society, education...

Trigona honey is very essential to provide alternative daily supplement for health purpose. However, recent development indicates the need for demand increase but the supply of the product is still limited. The Government has introduced certain policies to develop agricultural performance in the country...

To better understand the molecular mechanisms of cuticle wax formation in blackberry, the waxy synthetic related gene HTH was cloned from blackberry. The open reading frame of this gene was 1785 bp, encoding 594 amino acid residues with a molecular weight of 64.6 kD and a theoretical isoelectric point...

Premature fusion of cranial sutures is called craniosynostosis. The prevalence of this condition is approximately 1 in 2100 to 1 in 2500 births. In approximately 20% of cases, mutations in single genes can be identified as causative agents of craniosynostosis. The most common form of craniosynostosis...

Based on initial data from the digital Yearbook in 2017, the internet users in Indonesia have reached 51%, and 40% of social media users. An indication of this, the Central Government did a digital tourism policy (E-tourism) was considered appropriate for Indonesia's tourism development, so that it could...

After 2011, with the continuous development of China's domestic e-commerce, cross-border e-commerce as a unique branch gradually attracts people’s attention. This paper focuses on the development of cross-border e-commerce in Jilin Province and tries to find out the advantages of its future trend.

The production process in a region is studied within the theory of the space suggested by H. Minkowski. In this type of the space the factors of production used in time are the object of an interrelated and interdependent process. It was determined that to every change of work ∆Yi and to an infinite...

This paper devotes to the problem of ellipse-to-ellipse coplanar rendezvous, where the solution and distribution of Hohmann-type optimal impulsive rendezvous are investigated. The analytical relation between the initial states and rendezvous time are derived for Hohmann-type, and the optimal impulse...

In order to mitigate traffic congestions caused by the rapidly increased private car ownership in Shanghai, the transportation agencies implemented several strategies, such as narrowed the lane width to create additional lanes. To investigate the relationship of the lane width to speed, two month of...

This study aimed to develop a new intelligence measurement based on the CHC theory of intelligence; specifically, a quantitative reasoning test for tapping into high school students’ interests. The test consists of two subtests: deductive quantitative reasoning (QR-VA) and inductive quantitative reasoning...

A statistical procedure of the lifetime prediction for a certain missile is established by the reliability analysis using the field data. First, the reliability at given time point is estimated by the Kaplan-Meier method according to samples undergoing long time storage. Second, the lifetime distribution...

The objective of this research is to examine the effect of earnings management on fraud, and its subsequent influence on the probability of financial distress. Hypothesis testing is conducted using the logistic regression method with a sample of listed companies in Indonesia Stock Exchangefrom 2009 to...

With the promotion of "mass entrepreneurship and innovation", the enthusiasm for entrepreneurship in China is on the rise. As an important part of building lifelong education system and learning society, continue education is of special significance in the promotion of entrepreneurship education. Colleges...

At present many research works are devoted to areal linguistic contacts. Proverbs are not studied in connection with areal typology. According to many linguistic and ethnographic researches cultural and language community exists in Central Europe. According to H.Kurzová there are several Central European...

Colon cancer is the third most common cancer in men and second in women. Cancer treatments include chemotherapy, but some chemotheraphy drugs are resistant. Vernonia amygdalina Del. is one of the most widely reported plant that can inhibit the growth of various cancer cell lines. This study aims to examine...

User-generated content is of great significance for user modeling and user interest mining. This paper defines a microblog user model which combining weibo content and tags with vector space model(VSM) representation. The user model consists of two parts, one part, user interest representation based...

With the rapid development of education informationization, our country's education informationization has stepped into the stage of effectively supporting teaching and learning and promoting the individualized development of students. Engeström, the founder of the Third Generation Theory of Activity,...

In this work, we report a method for the fabrication of nitrocellulose (NC) membrane with photonic crystal (PC) pattern for bio-detection. The membrane is prepared by imprinting the corresponding PC pattern into it through thermal Nano-imprint method. Aptamer beacon marked with fluorescein is used for...

Recently, the European market has become an indispensable part of Chinese foreign trade. In 2013, China put forward “the Belt and Road” initiative in order to communicate the Eurasian Continent. There has been 24 European countries joining in “the Belt and Road” initiative while most developed countries...

This paper studied customs tax risk management. Our research contents are summarized as follows: First, we build Customs Tax Risk Management System (CTRMS). This system includes risk management goal programming, risk analysis and identification, risk quantification and ranking, risk disposal, risk monitoring...

The paper deals with the reconstructed logic of the historical conceptual change of ideal worldview types in the early history of Indian and Western civilizations. The primordial naturalistic outlook characterized by pre-reflexivity and a total neglect of human subjectivity was first superseded by elitist...

Hopf algebra concept of the early 1940s, the abstract algebraic topology home H.Hopf made on the basis of the work developed in the study of manifolds, since JWMilnor and JCMoore written entitled “On the structure of post-Hopf algebras” article published in 1965, Hopf algebra began as a branch of algebra...

The current society has entered the era of "Internet +", and "Internet + Education" has become a development strategy for the education front. In this paper, the current research status of "Internet + Education" both in foreign countries and in China were introduced, including the categories and characteristics...

Heluo culture is the core of Chinese culture and Yellow River culture and it is an important part of the Central Plains culture, and also the essence and mainstream of Chinese traditional culture. Through collecting, cleaning, analyzing, sharing, visual research and development of big data of Heluo culture,...