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P/E ratio has enjoyed high popularity as a simple tool to determine whether a stock is undervalued, but its determinants remain unclear and controversial. Earnings growth rate is regarded as a main factor. Looking backward, some theories perceives growth rates as randomly distributed across years thus...

In the process of SME(Small and Medium Enterprises) Informationization, E-learning, which has many merits, such as low-cost and conveniences, is widely used in SME staff training .On the other hand, it has many shortcomings that are the contents and methods are not applicable. In this paper, we design...

We establish a fan-in system (including combination area design, merging pattern and so on) which can best prevent accidents, improve throughput and minimize the cost. To achieve our goal, first cellular automaton is used to stimulate the actual toll plaza and establish some kinds of combination area...

Based on the international crude oil futures price and the spot price of crude oil in China from January 4, 2006 to August 20, 2014, the VEC-BEKK-GARCH (1, 1) model was used to analyze the international crude oil futures prices and the crude oil Fluctuation relationship between spot prices. (1) There...

The talents trained in the training mode of professional management and management of the cultural market do not meet the needs of the market. Therefore, the reform is imperative. As an educational mode promoted by enterprises and schools, the educational objects of the modern apprenticeship system include...

It is one of the most important factors influencing the development and improvement of the tourism management. To establish a comprehensive and perfect tourism management model is one of the most important factors in the development of the tourism industry, it is also constantly improving its own. Whether...

In this article,we take the Kariba Dam as an example and analyze the number and location of new small dams in detail through Exponential estimation method and Gray Analytic Hierarchy Process. Then,we set up a model and put forward the concrete strategy of regulating water flow. We firstly make a simple...

Through literature analysis and practical experience, this paper gives a discussion on the rational use of sports games in physical education, discusses how to select and what should pay attention to when use sports games in the process of sports teaching, in order to better play the sports game's value...

As leading industry, e-commerce industry becomes more important to the market operation of our country economy development. At the same time by the scientific community attaches great importance to the system of e-commerce industry. But the research of e-commerce industry also stays on qualitative analysis,...

With the comprehensive economic strength of the urban agglomeration in the middle reaches of the Yangtze River, the more closely the economic linkage between urban system within urban agglomeration, the higher demand on spatial structure of urban system. This paper comparatively analyses spatial aggregation...

This paper puts forward the method of user profile technology based on LDA model. Abstracting the behavior and transaction information of the research object into the document, the LDA model can be trained and the research object can be described into the property tags, thereby to realize the user profile....

Phonetic experiments with Kazak words including vowel /e/ in different positions were undertaken, and formant values of the onset point and the offset point of the sounding process of each /e/ have been extracted and analyzed. The results and finding indicate that vowel /e/ in Kazak is not a diphthong...

According to the features of big data era, this paper analyzes the main challenges that massive data bring to the analysis tool of data science. The paper introduces the big data analysis tool in response to challenges. Then, the paper carries on the comparative analysis of R language, Rapid Miner and...

B2B refers to Business to Business, that is, between enterprises and enterprises through the Internet for products, services and information exchange, but also for the strategic cooperation between enterprises to provide a basis. In order to improve the efficiency and quality of B2B e-commerce platform...

The paper, to explore mechanical properties of magnesium alloy and ceramic coatings by micro-arc oxidation, through measurement of tensile modulus of elasticity of magnesium alloy matrix, three-point bending method to measure the elastic modulus of the ceramic coatings. The results show that: can get...

The article gives a more effective and reasonable method for prevention of concrete structure corrosion considering both structure safety and economy by milling the core of the reinforced concrete structure and doing the silver nitrate titration experiment under marine environment . The results shows...

Current Codonopsis cordifolioidea products are mostly its crude extract, which is of low technology content and low added value, and studies on the active ingredients of Codonopsis cordifolioidea are very limited. To promote industrial development of Codonopsis cordifolioidea product and to increase...

Nitrogen-footprint is a new method developed in recent years to measure the impact of reactive nitrogen produced by human activities on the environment. Livestock-product nitrogen-footprint, which is based on life cycle assessment theory (LCA) and nitrogen footprint, is used to define and measure the...

Carrying out mechanical equipment operation management can improve the economic efficiency for enterprises, prevent accidents, ensure production safety, and promote the reform of machinery and equipment maintenance system. Using computer system to manage is the necessary requirements for the information...

The rapid development of the Internet and the rapid spread of information technology accelerate the process of economic information and economic globalization, competition has changed the traditional business model. More and more enterprises are developing an online retail business. E-commerce model,...

Development of electronic commerce is gradually affecting business operations, paper studies through e-commerce site operators to establish innovative business website system, adjust management, formation of enterprise information systems link, promote enterprise departments work closely together through...

With the progress and development of society, people recognize the value of arts education in the deepening of early childhood music education is increasingly subject to people's attention. 3-6 years old children in a particular age, their psychological and physiological are in its infancy, very imperfect...

Background: Tuberculosis (TB) is still worldwide health problems. Sputum is contaminated by normal flora, that make its should be decontaminated prior to culture. Bleach known as a potent disinfectant, easy to access because it is commercially available, could be the alternative solution as decontaminant...

Portfolio has been used as summative assessment in many fields of study. Since 2010, clinical community medicine module has used portfolio to assess students. Nine portfolios were assigned to students within 5 weeks length module. This study aimed to identify the correlation of students' perspective...

Dengue hemorrhagic fever is an infectious disease caused by dengue virus has become one of the most important viral disease worldwide. DHF is re-emerging arboviral disease of great public heath importance, and it has spread to all tropical countries in the world. Pattern of dengue virus are serotypes...

Background. Based on health research in 2007 found that infections were the cause of death of newborn number 3 (12%). Diagnosis Early-Onset neonatal sepsis (EO) was not easy to get prove of kind of microorganism, if only based on clinical symtomps due to systemic respons. Objective. Knowing the type...

Self-directed learning (SDL) emphasized the students to be responsible in their learning process. SDL capabilities need to be owned by physicians, so physicians will be able to face the continuous scientific changes and they can develop the lifelong learning capabilities. This study aimed to explore...

Oxidative stress plays pivotal roles in heightening the pathology of diabetic nephropathy. Widely known free radical scavenger, edaravone (3-methyl-1-phenyl-2-pyrazoline-5-one), has been proven to give benefits in cardiovascular and brain diseases by attenuating oxidative stress. Additionally, whether...

Accurate classification of massive data in the field of electronic commerce, can service consumers to the greatest degree. The variety and quantity of goods fast growth make a large number of useful products information would be submerged in massive data. The traditional electronic commerce data classification...

Nowadays, distributed systems have been used everywhere, some for online applications, such as Apache HBase [1] and Cassandra [2], and some for offline applications, such as HDFS [3] and GFS. These systems achieve good result and largely reduce the cost. Due to the fact that distributed system is generally...

According to the working characteristic of the transformer with multi-magnetic circuits, a simulation model of the transformer with multi-magnetic circuits is established , by using of simulation model and SD-3 type monitor in the ship-breaker’s verifying equipment, close making angle can be selected...

Design process of long roots Chinese herbal medicine harvester is analyzed,3D solid modeling based on Pro/E for the herbal medicine harvester is made.Virtual assembly for harvest using Pro/E assembly module,also with movement simulation and analysis for it’s key components is made in this paper. All...

Personalized recommendation technique is an important technology to solve information overloaded in e-commerce. But recently new commodities are emerging constantly, so it is required to recommend commodities that consumers aren’t familiar with but interested in. Consequently our study proposes a method...

Based on the smooth test for uniformity on the surface of a unit sphere , a new test for multivariate normality is presented. The test statistic does not depend on the parameters in the multivariate normal distribution. We obtain the asymptotic null distribution of the test statistic. The test procedure...

Online learning is a learning way to use online education platform for learners. It could let the learners start learning at anytime from anywhere by removing the traditional education's time and space limit. As the online learning style becomes more and more popular, its main base environment has gradually...

Ammonia and HTT were compounded and tested as a novel preservative system for concentrated natural rubber latex (CNRL) to replace traditional preservatives. The preservation effects and the viscosity of prevulcanized CNRL were measured. After preservation treatment, the drying characteristics, the mechanical...

At presently the most widely used algorithm is collaborative filtering in the Personalized Recommendation Systems for E-Commerce. Aiming at the problem that the recommendation is not accurate due to the data sparsity, a collaborative filtering algorithm based on user characteristics and item attributes...

Through the analysis on the cases of the transmission line gallop over the years, the meteorological condition and the geographical location have a dramatic effect on the gallop phenomenon. And the conductor gallop can be evaluated by the thresholds of the weather factors and the degree of the terrain...

Osteopontin (OPN) is a kind of phosphorylated acidic glycoprotein, human beings' osteoclasts, macrophages, T cells, and vascular smooth muscle cells can secrete OPN, the gene is located on chromosome 4q13. OPN has a function of adhesion to protein, which can be combined with CD44, integrin v 3 and v...

Moving objects detection is an important research content in computer vision field and it plays a very important role in many vision applications such as smart video surveillance, intelligent transportation, and human-computer interaction, traffic control, activity recognition, object tracking and behavior...

Fe2O3 nanorods grown on reduced graphite oxide RGO was synthesized via a facile hydrothermal method followed by a heat-treatment process. The Fe2O3 nanorods grown on the RGO has a average diameter of 40 nm, which is smaller than the pure Fe2O3 nanorod. Investigated as an anode material for Li-ion batteries,...

The information system construction has become the focus of the wisdom of urban construction. Multiple applications of information technology has formed the traditional property management, e-government. But between these systems independent of each other to form a plurality of data silos, resulting...

In China, countless docking problem always exists in the agricultural production and marketing process. It often leads to blind planting and unsalable depreciated phenomena. Although the e-commerce is a good idea of exchanging supply and demand information and reducing the circulation cost, it faces...

Based on factor analysis, this paper study on the current product competitive factors in agricultural B2C platform. By analyzing the data that is the sales of commodities, price, number of popular, shop credit rating, and evaluation of commodity, and explore the factors of commodity competitiveness,...

The fetal heart rate (FHR) is a significant indicator of whether the fetus in the mother's womb is healthy. Ultrasonic Doppler detection is extensively used in the detection of FHR due to its high sensitivity, good directivity, and non-invasiveness. However, analog multiplier demodulation is usually...

Based on OpenGL and Google library we established the target model library and the canny operator is used for edge detection. Combined with D-S evidence theory and Pseudo-Zernike moments, the air target recognition algorithm based on information fusion is proposed. Pseudo-Zernike moments are invariant...

This paper addresses the problem of scheduling jobs on parallel machines with machine eligibility restrictions so as to balance the workload among machines. A weighted bipartite graph model G=[J M,E,W] is used to formulate the studied problem. We propose a two-phase algorithm to find the optimal solution....

In order to remove the mixed noise in an image, proposed a new weighted filtering algorithm. The algorithm used 5x5 filtering window, divided the window into sixteen 2x2 sub-windows, took these median pixel of every sub-window as their virtual center, then calculated the weights of these virtual center...

The immobilization of lactase is a more attractive approach to overcome the disadvantage of the free lactase. In the presented work magnetic Fe304 fluid was synthesized by chemical coprecipitation and its surface was modified with sodium oleate. Then the liquid paraffin was used as dispersant and glutaraldehyde...

Based on the background of a double line shield tunnel in Shenyang metro, the construction process of double line shield is simulated by using the finite element analysis software of GTS Midas. The change course of ground surface settlement during construction and the influence of the physical and mechanical...