Search all articles

Uers organize networks and exchanges with the help of social networks, clasiffy the friend to the so-called social circle of friends. Construction of such a social circle will take the user a great deal of time. This paper presents a machine learning methods, he mutual networking between friends is as...

Along with the aging process of society, the proportion of seniors’ population is increasing as well as seniors’ demand for medical treatment. The problem of seniors’ medical treatment has been a focus of attention in China today. Meanwhile, with the promotion of the electronic process of medical treatment,...

Bullying dangers the development of children. Educational efforts to prevent and minimize bullying are significant. This research aims to describe the process of implementing the Stop Bullying application and show a reduction in bullying at SDN Karangwaru 2. This research was a qualitative type with...

In order to investigate the internal pore structure of coal, the adsorption isotherms of coal particles with different sizes were measured using the Quantachrome Autosorb iQ specific surface area and pore size analyzer. The pore characteristic parameters obtained were analyzed including the specific...

Value investment requires investors to hold the suitable company stock at the right price to achieve a certain profit purpose. Scholars all over the world are enthusiastic about studying it. In this study, linear regression was used as the primary method and use P/E, P/B, ROE, ROA, EPS, debt-to-asset...

Network realized the information sharing, including individuals, businesses and the government and the whole society. With the expanding of network application scope, for all kinds of network attack and destruction is growing. Computer network security is an international problem, worldwide each year...

Surface restructure for triangulation discrete data was the preconditions for discrete data to be widely applied in modern manufacturing. Due to using multi-core processors and connected graph traversal access algorithm, put forward a new method of surface restructure for discrete data based on parallel...

Reference is deixis following the context of the language so that it always changes and appears in various situations and language events, resulting in the meaning of the reference in one lingual unit being different. This study examines the form of person and time deixis and their forms of reference...

There have been continuous disputes over the nature of the punitive damages system since China’s first reference in the "Consumer Rights Protection Act". The theory of public law responsibility, the private law responsibility and public and private law responsibility, each of these three doctrines has...

In many mechanical designs, such as airborne electro-optical platform, optical lenses, mechanical containers, speed reducer, and so on, lightweight design has always been our goal. Under various constraints, obtaining the minimum of some parameter is the optimization problem we often encounter in the...

For its special characteristics of water quality, the biological treatment technology for waste leachate and other special sewage is not yet mature. The study took advantage of the characteristics of the UASB reactor and improved the type of three-phase separator, in order to degrade organic pollutants...

Node localization is an important supporting technique in wireless sensor networks (WSNs). The traditional maximum likelihood estimation localization method (MLE) assumes that measurement errors are independent of the distance between anchor node and target node. However, the assumption may contradict...

Establishing an optimal investment risk structure and maximizing returns while bearing less losses have long been an important goal of investors under certain market risk levels. In 1965, William Sharpe developed the capital asset price model on the cornerstone of Markowitz's mean-variance model,...

Laboratory management is an important part of teaching and scientific research in Colleges and universities. It is the basic work of campus digital construction. This paper puts forward two kinds of structure models of laboratory management integrated information system based on network environment and...

The prior purpose of Thomas Aquinas’ Summa Theologiae is to teach the discipline about God. Based on this pedagogical principle, he replaced the traditional method of instruction which adheres strictly to the Scriptures with a more pragmatic one. Instead of interpreting line-by-line, Thomas devised a...

In the era of Internet, continuous appeal to audience has become a very important concern for traditional media like TV and newspaper. The web impact of the new media is a key factor when media owners make investment and advertisement plan. This paper first reviews previous studies on web impact, then...

Personality disorder: the set of enduring behavioral and mental traits that distinguish an individual from other people. Based on the DSM-5, ten different personality disorders are grouped into three clusters based on common features——cluster A, cluster B, and cluster C. The paper focuses on cluster...

Present edge detection algorithms are sensitive to noises, they may not get ideal effects on image edge detections and results in unclear image edges. To overcome these shortages, a new edge detection model based on the image edge detection method of Sobel operator and theory of fractional differential...

The construction of the Guangdong-HK-Macao Bay Area has stood in an important position in the national development strategy. In such an environment, the domestic demand for high-quality innovative and entrepreneurial compound talents is increasing, and innovation and entrepreneurship education in universities...

The effect of quenching condition such as air cooled (AC) and water quenched (WQ) treatment on the corrosion behavior of 6063 Al alloy was investigated by optical microscope, field emission scanning electron microscope and electrochemical work station. The experimental results showed that the corrosion...

Objective: This paper studies the subway tunnel seismic nonlinear dynamic response, so that can get some helpful conclusions, which is helpful for seismic designing of metro tunnel. Methods:A series of probems on dynamic FEM are discussed and suggestions about setting of soil dynamic constitutive model...

This paper first introduces the algorithm of Kalman wave. Because random disturbance noise is uncertain, unpredictable, and the mean and variance of noise, for this kind of interference, taking maximum a posteriori (MAP) noise estimator is Sage - Husa to estimate the disturbance of the system noise and...

The performance of fuel economy and emissions reduction of hybrid electric vehicles (HEVs) strongly is affected by the target driving cycle. So, the characteristics of the driving cycle play an important role in the hybrid powertrain matching and the control strategy designing. However, the mathematic...

In contemporary urban construction, the priority is to conform to the urban development needs in accordance with ecological and low-carbon requirements. At the initial stages of planning a new town, energy planning and analysis, and establishing sustainable energy development strategies are necessary...

Ground control point data is the necessary data in the geometric processing of aerospace image photogrammetry. Firstly, this study compared the storage management manners of the control point data. It analyzed the advantages and disadvantages of the file system mode and database mode. Secondly, this...

Development of public transport facilities is an important aspect of city development to adapt to the trend of population aging and build an age-friendly city. Based on the experience of Japan, Singapore, Britain, Germany in the construction of urban public transport facilities suitable for aging, this...

Quadrotor Unmanned Aerial Vehicle is a kind of UAV, which is disturbed easily and has nonlinear and strong coupling characteristics. In the paper, the model of Quadrotor Unmanned Aerial Vehicle is presented, then the adaptive sliding mode control laws is designed based on the model. And the disturbance...

At the 19th CPC National Congress, Xi Jinping pointed out that the new principal social contradiction in China have been evolved into the contradiction between the people’s ever-growing need for a better life and the unbalanced and inadequate development. At present, the regional economic development...

Due to limitation of the optical fiber communication network coverage, the wireless technology is usually adapted to meet the requirement of applications in the smart grid transmission and distribution. In this paper, we study the electrical communication with integrated access technology to establish...

In order to improve the efficiency of XML document query and support XML document dynamic update, etc, this paper proposes a dynamic prefix encoding scheme based on fraction (DPESF), which uses the unlimited extensibility of fraction to implement XML document dynamic updating without the second encoding...

As one of the greatest natural disasters to humanity, the earthquake is devastating to a region, and post-disaster reconstruction is urgent and arduous. In the current research field, there is a lack of detailed and in-depth research on the post-disaster reconstruction work of the heavily affected areas....

Separator is an essential component of battery between anode and cathode, but the commercial micro-porous polyolefin separator can hardly satisfy the continuously increasing battery energy densities due to its poor mechanical stability, low wettability, and limited electrolyte uptake. Poly(vinylidene...

Interest and adjustment to future configurations make STEAM (Science, Technology, Engineering, Arts, Math) learning very in demand in the century this. Value or values given to STEAM education is not can denied is means For develop Skills basics , competence and solving difficulty life real in children...

The article describes a hypotenuse-height deviation compression method of magnanimous point cloud data based on hierarchy. Firstly the point cloud is stratified into several hierarchies which turn into linear point clouds, then compressed by using hypotenuse-height deviation threshold. By experiment,...

Based on the CAST " science and technology workers of state-owned enterprises survey" project, we analyzed the current situation of stability of state-owned enterprises scientists team and found tremendous pressure, lack of state-owned cultural identity, professional development of space constraints,...

Cyclostationary statistical characteristic is the main theory of studying non-stationary periodic signal. Signal and noise are always assumed that obey Gaussian distribution model in traditional signal’s processing. As the environment of non-Gaussian pulse is increasing complex, degradation problems...

The power wireless broadband communication is one of key support for smart power distribution and utilization networks, which is usually at the end of the power system communication network and deployed in where the optical fiber communication is not easy to achieve. In this paper, we design an application...

Introduction of Emily Bronte and Wuthering heights story synopsis. Emily Bronte (1818-1848), a British novelist in the 19th century , is one of the famous "Bronte sisters" of British literary history. Although the woman writer spent only 30 years in the world then quietly left, her only novel Wuthering...

The elastic properties, including bulk modulus and Young’s modulus, for the bcc and fcc phases of Fe-base alloys have been studied at room temperature and atmospheric pressure. The temperature dependence of the elastic properties of the elemental metals, i.e. Fe, Al… and .., has been modeled by using...

Aiming at the difficulties of modal concentration and high degree of freedom in the damage identification of the truss structure and the good fault tolerance and robustness of the BP network, based on the theory of the change of the modal parameters of the truss structure before and after the damage,...

This paper conducts research on the feedback teaching and the interactive thinking and the applications on the command information system teaching. Modern command information system requirements description framework from the military on the contents of requirements development specification requirements...

Based on one-sample special CNC machine tool, the failure distribution function and failure rate function, whose failure data have been analyzed by experiment, are determined in this paper. The special CNC machine tool time of which are in early failure or haphazard failure can be judged in terms of...

he article from 1978 to 2012 in China's energy consumption and the industrial added value of the data as the foundation, uses econometrics of unit root test, cointegration test and error correction model based the Granger causality test of empirical analysis was carried out on the relationship between...

As a kind of industrial handling vehicles, forklift plays an indispensable role in people's life. Nowadays, in order to meet the needs of the people, the types of forklift are more and more. In this paper, based on already the basic parameters of the push forward forklift in the market, the working device...

Language barriers are significant hurdles, affecting global communication, thus impacting sectors like business, tourism, and education. LinguaLeader A language translation app coded on python and streamlit providing a real-time multilingual translation. Google Translation API This app incorporates Google’s...

In this paper, we consider the quasilinear Schr dinger equation with critical growth .We employ the perturbation approach developed by Xiangqing Liu [9] and the generalized linking approach and obtain the infinitely many geometrically distinct solutions.

The mobile internet is a mixture of the high-speed mobile communication network, the new intelligent terminal service, and the customer service support platform. The main development of mobile Internet mobile technology lies in three aspects: mobile terminal equipment technology, HTML5 technology for...

Objective: A novel Greedy Randomized Adaptive Search Procedure was proposed in this paper to resolve the traveling salesman problem, which is proven to be NP-complete in most cases. Methods: The proposed novel algorithm has two phases. In the first phase the novel algorithm finds an initial solution...

Semi-prepared meal delivery services have been attracting attention in China due to its convenience and affordability. In China this market has great potential, estimated to grow to 516.5 billion yuan by 2023. One of the challenges faced by suppliers in this industry is matching specific meals with customers...

At present, COVID-19 pandemic has profound influence on every aspect of human society. Due to economic globalization, the pandemic exert negative impact on real economy of all countries, and inevitably lead to higher unemployment rate. International stock market also fluctuate frequently. However, uncommon...