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Semi-supervised text clustering, as a research branch of the text clustering, aims at employing limited priori knowledge to aid unsupervised text clustering process, and helping users get improved clustering results. Because labeled data are difficult, expensive and time-consuming to obtain, it is important...

Central orogenic belt means sandwiched between Tarim block, North China block and Yangtze block, it was EW distributed by Kunlun-Qilian-Qinling-Dabie-Sulu mountain chain and sandwiched between Lot composition, stretching more than 4,000 kilometers of Phanerozoic orogenic complex system. Qaidam Basin...

In this paper, we present a controller design on mini aircraft with four rotors from its theory to implementation. The dynamic model is gained by means of Large-scale transformation Algorithm of Quaternion to Euler Angle. We apply Cortex-M4 inner core microcomputer as a processor; get angle information...

In this paper, fatigue tests of butt-welded joints, under four-point bending cyclic load, were conducted to investigate the influence of welding deformation on fatigue crack initiation life. It is found that the distribution of residual stress around the weld toe is changed depending on the welding deformation....

Using pot experiment to study the effect of vermicopost on the physicochemical properties of coastal saline soil in water spinach plantation under conditions without chemical fertilizer utilization. Six treatments were designed by mixing vermicompost and saline soil in different volume ratios of 0:20,...

Due to its concise, simple and unambiguous qualities, the Petri net method has become a reliable and accurate way of analyzing protocol. However, with one model conducting one point, the required models of the key points of protocol analysis, namely, the protocol performance evaluation and the protocol...

Persist in the basic mission of cultivating people with virtue, take new engineering construction as the leading, focus on classroom teaching innovation, this paper puts forward the BOPPPS classroom teaching design based on SMART teaching objectives and participatory learning. Firstly, the attention...

Multi-knapsack problem (MKP) is one of the typical NP problem in optimization field, because the computing complexities of the traditional algorithms are high or they have slow convergence speeds, this paper proposes an improved artificial fish school algorithm (IAFSA) for MKP. Firstly, the integer coding...

"Internet + education" is the product of the development of productive forces and technology. It is the concrete application of Internet technology in the field of education and the inevitable trend of teaching reform in colleges and universities. "Internet + education" has rich connotation, it is to...

Learning any language requires a lot of reading. English reading ability is a very important part of English language skills, in addition, learning English in the lower grades of primary schools requires original English texts particularly. As for the teachers, how to create opportunities for students...

As one of the most important components of the wetland ecosystem, microorganisms play an important role in all kinds of ecological processes. Those ecological processes of wetland microorganisms are mainly represented by elements cycling, material transformation, energy flow and ecological restoration....

The temperaturefactor is introduced in modeling progress, based on double nozzle baffle electro-hydraulic servo valve torque motor. A new temperature model of air gap reluctance and polarization magnetomotive force was proposed. And an accurate magnetic flux computing method was deduced, in order to...

Southeast Asian countries play a decisive role in the international promotion of Chinese. Over the past ten years, Thailand, Singapore, Malaysia, Vietnam and other countries have incorporated Chinese education into their national education system. Under this opportunity, we need to seize the opportunity...

It’s a hot research issue to integrate information technology into the Government Resource Planning (GRP). The indices of current GRP system are just with expression of “investment” form which is disconnected with “output” form for control indices and “result” form for evaluation indices. Thus the current...

In today’s risky society, especially in the complex context of non-traditional factors such as economic globalization, social information, and cultural diversity, the NTS-type public safety risks, such as violent terrorist incidents, information security threats, food and drug environment security risks,...

The question of how to build a successful startup is always popular in the society. It is difficult to maintain startups for a long time, most startups are not able to last more than two years. Variety factor can lead to the failure of a startup such as investment or company size. The author analyzed...

In March 2021, the success of Roblox listed on the New York Stock Exchange brought Metaverse into public view and set off a wave in the stock market. Benefitting from this, the VR industry as the pioneer industry of Metaverse meets the development chance again. However, it is unclear whether the new...

With the continuous progress of the market economy and the improvement of the economic system, the new accounting system appeared, which provides a comprehensive and systematic basis for the scientific management of enterprise finance. However, the financial management mode applied by the operating organizations...

At present, the single group in my country is growing, and relationship virgins, as part of the growing single group, is rarely involved in research. This paper uses the method of self-ethnography to textualize his own experience through theoretical reflection and writing of self-emotional experience,...

Carbon emission caused by buildings is an important source of regional carbon emission, and it changes with time and space. This is due to the agglomeration effect of economic and construction industry development. Meanwhile, climates in different regions also have great differences in energy consumption....

As a kind of new sustainable biopolymer fiber, seaweed fiber boasts a wide development and application space. The fabric made from that fiber drew a great attention in the textile field as soon as it came into being due to its strong biocompatibility and completely degradable absorbability. The new textile...

This paper proposes a novel design method of parallel Finite Impulse Response (FIR) filter, which structure is parallel transposed. It can increase the running speed by M times compared with the serial FIR filter, where the M is the number of sub-filters, and the parallel FIR filter only introduces very...

With the continuous development of China’s comprehensive national strength, the country’s economic level has undergone earth-shaking changes, especially the impact on the entire spiritual and cultural life has undergone major changes. The country is currently vigorously developing the construction of...

This article systematically reviews the development of China's ancient judicial system, from the construction of the legal system from the pre Qin period to the Han Dynasty, to the further development of Tang law and the laws of the Song, Ming, and Qing dynasties, revealing the evolution process...

As one of the most important performing arts centers in Northwest China, Shaanxi Opera House has been playing a vibrant role in the way of running unique performances, innovative operation and promotion, as well as systematic management, etc. Thus, it is widely recognized both within and outside the...

this work used the improved Shan-Doolen model which is based on Shan-Chen model, Combined of non-equilibrium extrapolation boundary and fully developed boundary treatment, and finally established Two-phase flow model. Applying this model, we firstly simulated the separation of two phase immiscible flow...

Objective: The purpose of the study is to show the application of modern educational technology in college physical education. Methods: the research methods adopted include literature, logical analysis and mathematical statistics. Results: Through the analysis of the current situation of PE teachers'...

The load of wire in helicopter live-line work is analysed, and the calculation method for cable lifting of helicopter is proposed based on catenary theory of suspension cable. The nonlinear equation set is established to calculate the lifting force of the helicopter. The tangent stiffness matrix of the...

This paper proposes a novel box-particle multipath cardinality balanced multitarget multi-Bernoulli (BP- MPCBMeMBer) filter for the problem of multitarget tracking in Over-the-horizon radar (OTHR). The proposed algorithm combines the multipath cardinality balanced multitarget multi-Bernoulli (MPCBMeMBer)...

Acoustic noise of air conditioner is one of the main vehicle interior noises. In this paper, the value of the acoustic noise obtained under specific rotational velocities that tested in the experiment has been analyzed and the distribution of the noise with the analysis of the sound field in the HVAC...

In the area of numerical simulation of building fires, the computational domain is directly related to the accuracy of the simulation results. This article would be focused on small compartment fires with a single vent opening where heat release rate lied into the transitional region, which is a transformation...

Named entity disambiguation (NED) is the task that mapping the named entities appearing in the text to their correct corresponding in the knowledge bases (KB). This paper presented a disambiguation approach based mainly on graph ranking by combining the PageRank and LSI(Latent Semantic Index) model....

Shadow removal has always been one of the research hot topics in the field of computer vision. Recently, more and more attention was paid on the ViBe (Visual background extraction) foreground extraction algorithm for its simplicity and high speed. However, for the videos with moving cast shadows, the...

Analyze the restrictive factors of Internet of things major in the curriculum system in according with present market demand situation of Internet of things talent. It is suggested that practice be combined with theory. Students’ practice ability should be improved. Diverse curriculum should be created...

The practical training mode of the enterprises practically trained in school is the inevitable choice of the practical teaching of marketing major that cannot separate the real enterprise environment. Meanwhile, it is also an important carrier for the integrated curriculum reform of marketing major and...

An overall three-dimensional finite element model has been established to simulate the high pressure water conveyance tunnel lining strengthened with steel-bonded reinforcement method. This model is used to analyze the mechanical characteristics of steel plate pasted on the inner surface of the lining...

with the rapid development of economy, the past decades have witnessed the booming of information technology, communication technology and multimedia technology, which have contributed to a plenty of new teaching modes in China’s higher education, such as distant education and web-based education. It...

Liu Bang used to be just a County Magistrate (police station director) in Sishui County, Jiangsu Province. He had low status, no fighting experience, and no ability to defeat Xiang Yu, the God of war. But he was very lucky. Zhang Liang, a Han nobleman, was willing to be his counselor and always gave...

In this paper, a novel fusion method based on Total Error Rate (TER) and multiple hidden layer probabilistic extreme learning machine is proposed. At first, the study transfers the matching scores into TER based on corresponding False Reject Rates (FRR) and False Accept Rates (FAR) aims at avoiding to...

In combination with one projectile engraving experimental facility, movement role of the facility and work principle of its parts are analyzed. And structural parameters are considered to have the most influence on the dynamic loading. A virtual prototype model is established by ADAMS (Automatic Dynamic...

With the construction of the super-large foundation pit for Wuhan metro as the engineering background, this study predicted the deformation of supporting structure and the distribution of earth pressure in the active zone at different stages of step-by-step excavation and analyzed the “soil arching effect”...

This is a study on environment inside subway cabin under the effects of piston winds. Subway trains move fast in underground tunnels and induce strong piston winds which will change the atmospheric environment around every cabin. Through a more realistic Computational Fluid Dynamics approach with a full-scale...

Network protocol conformance testing is a functional black box testing. It tests whether that if the implementation of a protocol consistent with consists with the protocol standards according to the protocol text description. A method of network protocol conformance testing with Petri net is presented....

The relocation dispute is a common type of dispute issues. The core of the relocation dispute usually lies in the divergence on the amount of the relocation compensation and the process of fighting for it among all the parties. Aiming at the limitations of the Rubinstein bargaining model for the analysis...

Flipping the classroom is a new teaching mode advocated in the current era of network information. It overturns the traditional classroom teaching mode. It mainly allows students to get a general understanding of the knowledge and skills they learned through online “micro lessons” before class. Detailed...

with the promotion of the concept of sustainable development, green building design is more and more widely used in architectural design. This article has carried on the research to the green building design present situation, has analyzed the green building design idea content and the principle, and...

In the process of hot strip rolling, accurate and efficient shape process control system is an important factor to ensure strip with good shape. This paper, based on advanced control concept and optimization mathematical model, aimed at Jingtang 1580 hot strip rolling project, developed advanced shape...

The popularization of mobile internet devices is the foundation of the reformation in foreign language learning learning mode. And studies on online foreign language learning anxiety has been the hot topic recently. This thesis applied Foreign Language Classroom Anxiety Scale to explore the relationship...

Biological soil crusts serve as a vanguard for improving the ecological environment in arid, semi-arid desertification areas. It is a good indicator of the improvement status which the local ecological environment is undertaking. This study was completed in Yanchi in Ningxia province and Dengkou in the...