Search all articles

It is usually with Q-switched technologies in order to obtain the peak power of laser pulses[1].This paper analyzes the characteristics and the electro-optic effect of LiNbO3(LN) crystal. We use LN as Q-switched crystal of 1319nm infrared laser and estimate its required voltage. The corresponding experimental...

Compression tests of Mg-4Al-3Ca1.5Zn-1Nd-0.2Mn Magnesium alloy as-extruded were carried out on the Gleeble-3500 thermo-mechanical simulator. The compression testing temperatures were in the range of 200–350 at intervals 50 , while the imposed constant true strain rates were 0.001, 0.01, 0.1, 1 and 10S-1.True...

As the recessive financial capital outside the legal organizational structure of enterprises, relationship capital has the characteristics of dynamics, asymmetry and difficulty to measure, which indicates that it is extremely challenging to measure its financial value. Based on the measurement of financial...

This study aims to analyze the effect of Corporate Social Responsibility Disclosure (CSR) on firm value, as well as the role of Corporate Governance (CG) as a moderating variable in mining sector companies listed on the Indonesia Stock Exchange. This study highlights the relevance of Stakeholder Theory...

The development of network information technology has brought education informatization and promoted the reform of contemporary education supply mode and teaching mode. Distance education is based on the application of computer and network communication technology in the field of teaching. This paper,...

The results of the study of differences in the educational activities of fathers of different nationalities are presented. Based on the concept of system-activity approach, educational activity is inspected in three aspects: motivational needs, executive, control and evaluation. In the study the author's...

Online Trading System with Reverse Image Search is designed for people to post their items up for trade. Compared to the bartering and trading system in different social media platforms, this system assures traders that all registered individuals have a valid identity, which may avoid bogus transactions....

The rapid development of the large-scale equipment promotes the investigation on flow around rotating cylin-drical aerodynamic characteristics at supercritical Reynolds number. In this paper, the flow past a rotating cyl-inder at supercritical Reynolds number has been studied using the computational...

Software Fault Prediction (SFP) is found to be vital to predict the fault-proneness of software modules, which allows software engineers to focus development activities on fault-prone modules, thereby prioritize and optimize tests, improve software quality and make better use of resources. In this regard,...

For oblique arch, curved beam, space oblique composite system of suspension bridge, whose force transmission path and spatial stress is complex, robustness characteristics is strong, and no engineering experience can be used for reference. In order to analyse wind resistant performance of the Tongtai...

The Chinese sentence pattern "not only p, but also q" is originated from the sentence pattern "not only p, but q" in the Western Han Dynasty. After long-term development and change, the sentence patterns such as "not only p, also q", "not only p, and q" and "not merely p, but q” has appeared successively....

With the development of measurement technology, people have accumulated a large amount of data, these data which often with time stamp can be regarded as time series. The basic idea, the process of modeling, and prediction process of fault temperature signal prediction based on ARMA model are presented...

Feature selection plays an important role in the field of text categorization. The traditional feature selection methods such as information gain(IG), the weight of evidence for text(WET) , feature selection and so on are commonly applied in text categorization. However, the traditional feature selection...

The petrographic, physical and pore throat characteristics and heterogeneity of the reservoirs from the Taiyuan Formation in the Shenmu gas field, comprehensive application mainly on core observation, cast section, scanning electronic microscope, grain-size analysis and mercury-injection curves. There...

Two Lagrangian models are developed for the accurate simulation of advection-diffusion transport in unsteady open channel flows. The first one is based on a second-order partial differential equation (PDE) for pollutant concentration (model I), and the second one is a first-order system with diffusive...

The hot compression deformation behavior of AE42 magnesium alloy was investigated at the temperature range from 250 to 450 , the strain rate range from 0.001 to10 s-1 and the maximum reduction of 60 %. The relationships between flow stresses, deformation temperatures and strain rates of AE42 magnesium...

This research focuses on exploring the robustness of the reinforcement learning algorithm Twin Delayed Deep Deterministic Policy Gradients (TD3), especially in terms of its performance in the face of uncertainty, noise, and attacks. Reinforcement learning is a machine learning paradigm in which an agent...

It is well known that the introduction of BT mode in construction of public infrastructure can reduce financial pressure of government public organization greatly but it might make the public be exposed to the debt risks The key of resolving this problem is to control the investment in BT project effectively...

Solutions of RG equations for () and (Q) are found in the class of meromorphic functions satisfying asymptotic conditions at large Q (resp. small ), and analyticity properties in the Q2 plane. The resulting R(Q) is finite in the Euclidean Q2 region and agrees well at Q 1 GeV with the MS s(Q).

Nowadays, as the Internet technology becomes increasingly mature and network services are increasingly diversified and personalized, Q & A websites have emerged because of the needs of the public. The first generation of network Q&A communities such as " Baidu knows ", "Sina iASK" and so on have greatly...

There are lots of negative effects caused by transformer noise. The energy of the noise is mainly distributed in several low frequency points shown by analysis of transformer noise characteristics. In response to these char-acteristics, this paper proposed a new power transformer active noise control...

In this work, we study whether there is a program that always terminates the connectiveness of a given Constructive Metric Compact Set (CMCS), a collection of finite epsilon nets formed by computer generated Cauchy sequences with a convergence regulator. If such decisive program Q ...

The complexity of the protection of Geographical Indications (GIs) requires the involvement of many parties, not only those who propose rights protection, but also the participation and active role of the Central and/or Regional Governments as mandated in the Trademark Law and Geographical Indications...

The burst of COVID-19 has seriously affected annual profitability and cash flow of enterprises. However, digital management and digital transformation can help enterprises overcome the difficulties. Taking Haidilao Hotpot as an example, this paper analyzes the adjustment and development of the business...

The criteria of traditional block matching motion estimation algorithm is based on the gray value offset between macro block, which was sensitive to the noise and the treatment under uneven illumination environment. For above problem, the paper proposed that using canny algorithm extracted the edge profile...

An active noise control system of power transformer is designed and implemented in this paper. EL-VB-FxLMS algorithm is used in the system as the control algorithm, the performance of which is analyzed and compared to BFxLMS algorithm. Based on EL-VB-FxLMS algorithm, a set of practice ANC system is built...

The aim of paper is to propose position control of linear induction motor (LIM) taking into account the end effect, external force disturbance and the uncertainties of LIM model by use of an adaptive command-filtered back stepping controller based on q-axis current compensation to improve the dynamic...

The increasing concern over data breaches in Indonesia, particularly involving personal health information, necessitates effective solutions. Information governance (IG) has emerged as a potential remedy to address these challenges. This research paper aims to propose a critical realism approach as an...

In order to improve the utilization of the solar energy,a PV power optimizer was investigated in this paper. According to the distributed maximum power point(DMPP) architecture, each of the PV cells is equipped with a power optimizer. The power optimizer utilizing nonlinear adaptive control, which is...

Traffic congestion continues to be a significant problem in Indian cities which grow quickly because of multiple vehicle types and unpredictable traffic patterns and irregular lane usage. Traditional traffic signal operations that depend on fixed schedules and sensors fail to adjust properly to these...

The conventional ultra capacitor charger uses computer to monitor the ultra capacitor's state of charge(SOC) and adopts different strategy to charge the ultra capacitor. It makes the system expensive and the control method is also inconvenient. For the above problems, a non-microcomputer ultra capacitor...

Analyzing reviews of E-commerce product is a kind of text classification which belongs to supervised learning. Due to the huge number of words, high dimensional feature space is a serious problem in text classification. In order to solve it, a new algorithm, IG-RS-SVM, is proposed. Information Gain (IG)...

Embroidered craft in Indonesia is believed to be carried by many traders from China and India who has carried out lots of buying and selling transaction in Indonesia. That was when these traders began to introduce embroidery crafts and their techniques. One of the leading industrial sectors is handmade...

This paper aims to study the asymptotic approximation of some functions defined by the q-Jackson integrals, for a fix q ]0, 1[. For this purpose, we shall attempt to extend the classical methods by giving their q-analogues. In particular, a q-analogue of the Watson's lemma is discussed and new asymptotic...

Corporate reputation becomes more important for the investor to make the decision. Reputations reflect to the company’s image from the perception and the information from the annual report. The study aims to examine the relationship of corporate reputation on firm performance. Bond rating is one proxy...

Innovation is the real source of economic growth, and industrial innovation is systems integration of the technological innovation, product innovation and market innovation, which is the basic determinant of national competitiveness. This paper constructs an analytical framework that includes variables...

Education information engineering is an important measure of education in twenty-first Century. School teaching environmental infrastructure is achieved through the campus network, the campus network is the embodiment of modern education, is the basis and means to achieve quality education. The construction...

The studies characterize the resistance and environmental flexibility of summer rapeseed breeds when cultivating in terms of nonfallow predecessors on fertilized and unfertilized ground in forest steppe of Trans-Urals. The following breeds demonstrated complex resistance to fusarial head blight and root...

Universities are currently required to improve institutional quality to be able to compete globally. An excellent academic culture is needed to encourage lecturers to be more productive in publication achievement to achieve the goal. In the last two decades, lecturers and universities have demanded publication...

Three towers (35–57 storeys) are proposed in Vaughan, Ontario. The preferred foundation approach is bored concrete piles (caissons) bearing in soil at about 46 m depth, with Osterberg Cell (O-Cell) load testing to maximize design capacity. Several conventional O-Cell load tests have been designed and...

Under the strategic context of China’s “New Era Western Development” and the “Belt and Road” initiatives, the geotechnical reliability of infrastructure construction in western regions has become increasingly critical. Addressing the limitations of conventional pile-bearing capacity analysis that neglects...

We focus on analyzing extreme event on stock market with the pair-copula constructions (PCC) based multivariate models with GARCH (p, q) margins. We utilize the PCC model to get the estimation of joint PDF parameters. Then, we use six indices construct the decomposition of the PCC copula. As for different...

In this paper, we made a good attempt for the application of resonance of the college circuit theory course, including the review of resonant knowledge, two resonant applications, an experiment of radio antenna tuning loop, the discussion of the impact of the Q value with improvements and the further...

This paper examines the welfare implications of managing asset-price with consumer-price inflation targeting by monetary authorities who have to learn the laws of motion for both inflation rates. Our results show that the Central Bank can improve welfare if it targets both consumer and asset-price inflation...

The development of the digital economy, associated with the diffusion of new technologies, as well as new management models in many industries, can bring significant economic benefits, which include not only cost reduction and revenue growth, but also a reduction in risks arising, for example, in the...

In this paper, we study some remarkable spaces of Sq,(Rq,+) space of the q-tempered distribution introduced by M.A. Olshanetsky and V.B.K. Rogov [14], namely the q-analogue of the pseudo-measure FqL (Rq,+), the q-function of the positive type FqM , and we give a q-version of the Bochner-Shwartz theorem...

This paper is to suggest a mobile SNS application design focused on academic Q&A. Through that students get answers and solutions to their questions and problems while studying. This open educational mobile platform is designed to lead students’ learning behavior to learner centered learning. By...

The development of Web2.0 technology has promoted the emergence and growth of social Q&A community. The core value of Q&A community comes from the knowledge contribution of community members, and the influence of members’ relationship and interaction can be explained by social capital theory....

Building a large-scale knowledge base is a hot spot in the current research of big data, and it is the basis of Internet search, Question Answering (Q&A), Machine Translation (MT) etc. At present, it has formed serval mature English knowledge base, such as YAGO, Freebase, DBpedia, etc. but we still lack...

Bearings always work under harsh environment, which makes them easily to failure. Fault detection of the bearing is a key issue for maintaining the whole machinery system. In this paper, a novel method is proposed to detect the fault of bearings. Tunable Q-factor wavelet transform (TQWT) is used to decompose...