Advances in Computer Science Research

Social order tendency analysis is studied based on intensive probe to present criminal information research jobs. The phenomenon of “routine fluctuation” and “warning fluctuation” in the field of social public order is extensively studied. An urban crime distribution vector generation algorithm, which...

In the past two years, the transformation of local colleges and universities has gradually calmed down. However, colleges and universities haven't been hesitant or slack. They are secretly mining, cultivating their own development characteristics and competitive advantages, grabbing talents, fighting...

After a destructive earthquake, it is of great significance for the country to effectively carry out emergency rescue, post-disaster reconstruction, and investment planning for earthquake prevention and disaster reduction with quickly, accurately, and comprehensively grasping the loss of the earthquake-stricken...

In recent years, China has strengthened exchanges with other countries in the aspects of politics, economy and culture, and higher demands were put forward on listening, speaking, reading and writing. Therefore, how to improve the quality and level of college English teaching has become a serious problem...

In order to get a better understanding of the obstacle avoidance of a mobile robot when it is tracking a target,we used Kinect to take the place of the traditional range radar and camera.Tracking part uses the improved particle filter algorithm.To deal with the particle degeneracy problem, a new particle...

A three dimensional rigid-flexible coupled vehicle system dynamics model was built to simulate the vibration response of carbody, and the short wave of track spectrum was considered during simulation. Before the simulation, the finite element model (FEM) and substructure modal analysis of carbody was...

The rapid evolution of wireless communication technology has led to the emergence of sixth-generation (6G) networks, which require highly efficient Multiple-Input Multiple-Output (MIMO) systems. Precoding is a basic technique to improve spectral efficiency and mitigate interference in MIMO systems and...

In the current digital era, the growing demand for personalized usage environments has increased the volume and diversity of data used in distributed machine learning, pushing the data computing and storage capabilities to their limit. Thus, numerous parallel optimization strategies emerge to enhance...

An inversion algorithms was suggested for array induction logging curves. Three parameters, true-formation resistivity, invasion depth and invasion-zone resistivity, were obtained simultaneously from the present inversion calculation using various forward algorithms. The inversed algorithm using numerical...

According to the working mechanism of wet clutch and brake, nonlinear dynamics of teeth of friction disc strongly influences the dynamic behaviours. By utilizing Hertz contact theory and elastohydrodynamic lubrication theory the thickness and equivalent stiffness of oil film between inner gear of friction...

The supervising system of flower house's enviroment,which is put into function by the popul ar series of AT89S52 single machine tablet,mainly measures and controls the major tempreture and humidity of enviroment,which will be revealed by showing system.the paper gives an introduction of system's software,hardware...

Rough waves may be incurred by strong wind over ocean, and the wind field behind the wave fluctuates violently, which can induce extraordinary impacts on bridges, offshore structures and vessels. The severely interfered performances of wind flows near sea surface by two patterns of rough waves are studied...

According to the problems of the vibration reliability of pcb in practical, a finite element model was established according to PCB actual parameters,and their first 4-order natural frequencies and modal modes are obtained by modal analysis,and the finite element model which is also helpful for the structural...

OTA (Over-the-Air) measurement was carried out on a meander PCB antenna for several typical configuration, the passive test results were analyzed and several influence factors for passive OTA test were summarized.

This paper presents an MCMC-based particle filter TBD algorithm for multi-target detection and tracking in low SNR environment. In this algorithm, a set of unweighted samples is used to represent the posterior distribution of the joint multi-target state. Then, a MH algorithm is adopted to recursively...

With continuing to increase in construction waste produced from urban and rural construction, how to effectively treat construction waste has become one of the important problems to be resolved in China’s city. This paper is to discuss the present situation and existing problems of construction waste...

In order to realize the calibration measurement of universal turntable in high precision, a calibration device is designed and realized. The device was mainly composed of horizontal capacitance sensor, mental circular grating, ultrasonic motor, and double-row angular contact bearings was selected as...

There is a large prospect of application for wireless sensor network based on ZigBee. Design a low-power network node, reducing the losing of the datagram and avoiding the clash between the data is the key for improving the lifecycle of the network node. For resolving the above problem effectively, the...

In this paper, a new estimate criterion is introduced to make the optimization process reasonable and credible, and it has a good control effect for the convergence of solution. An improved optimization program is exploiting for the directed building structure by means of a distinction design between...

This paper proposes a type of reference viewpoint selection method based on the viewpoint similarity standard that reduces computation complexity and increases coding performance. Experimental results show that the proposed method can reduce the computational complexity in the muhiview video coding with...

The traditional culture of the Chinese nation is the result of the wisdom and experience of the ancient saints and working people in our country for 5,000 years. It is the foundation for the Chinese nation to survive and the spiritual pillar for the sustainable development of the Chinese nation. Carrying...

This paper analyzes the development factors and existing problems of small micro-tech enterprises. Taking the growth experience of Sanya Yunxin Technology Development Co., Ltd. in Qiongzhou University National University Science Park as an example, this paper analyzes and studies the direction of development...

In this paper, a fast pupil segmentation and localization algorithm is proposed owing to the characteristics that the operator’s eyeball deflects slightly and the gray level of eye image changes a little. Firstly, in order to segment high quality pupil region, we segment the specific interest region,...

In view of the adverse effects brought by the noise in mine on the ultra-low signal detection, this article puts forward a hardware circuit design of the receiving system and a phase-sensitive detection algorithm which can improve SNR greatly and optimize the system. In addition, an original coding program...

Research on the errors recognition and measurement technology for the Numerical Control machine tools based on laser testing technology is the main content of this paper..In this paper,Renishaw laser interferometer and high accuracy displacement sensors are used to measure the positioning errors and...

This paper analyzes the characteristics of warship power network based on complex network theory, obtains the commonly statistical properties of the ship power system, applies them to the research for survivability of warship power system, concludes that a ship power grid has the characteristics of scale-free...

The dynamic behaviour of a road vehicle is a very important aspect of active vehicle safety. Steering Robot is applied in the test of vehicle lateral transient response and on-centre handling. Instead of manual operation, Steering Robot makes complicated steering input conduct accurately and repeatedly,...

The current microblogging public platform has become an important carrier of college student management, which has rich information resources and flexible interactive management form. This paper aims at the advantages and application of Wechat platform in the management of college students, and points...

Synthetic biology can be defined as a combinatorial approach where the basic elements, governing the operational functionality of a living cell, are placed together to generate life forms with novel characteristics and properties. One of the most exciting aspects of synthetic biology is the diversity...

Objective The Route Guidance System (RGS) is an effective method which can raise the quality of transport service, enhance the driving efficiency of the vehicle, decrease the pressure of the crowed traffic and reduce the traffic accidences. RGS can offer the traveler the most satisfying route dynamically...

In this article, Active Disturbance Rejection Control (ADRC) is proposed for the control of the activated sludge wastewater treatment processes. Simulation results show that the dissolved oxygen concentration can track the set value with non-overshoot and short settling time as possible by ADRC. Under...

In this paper, we combine the technique of ARM and ZigBee to design and implement the novel smart home system. Through analyzing the data transmission security enhancement model, we modify the traditional model with security concern. Each smart home system can be controlled by the server to facilitate...

The distributed optical fiber sensing technology, Brillouin Optical Time Domain Analysis (BOTDA), is considered as an effective method for concrete structure monitoring due to its excellent strain sensing performance. However, its sensing accuracy is greatly decreased around the cracks by the influence...

As the development of social economy and information technology, electronic cash has appeared on the social stage. E-cash is not only a new kind of electronic currency, but also an innovative and modem payment device. E-cash payment systems are the heart of electronic commerce. How to achieve safe electronic...

The construction of a civilized campus is an important goal of the connotative development of colleges and universities and the goal of talent training in colleges and universities. From the aspect of moral education, the construction of a civilized campus serves to cultivate qualified college students...

In signal processing, the estimation of instantaneous frequency is a kind of very important issue for non-stationary multi-component signal. Firstly, this paper adopts EMD decomposition to decompose non-stationary multi-component signal and convert into a series of single component signal. Then using...

In this paper, based on the wise medical project under the PPP model, constructs the risk index system after the risk identification, and uses the AHP to evaluate the project risks, constructs the judgement matrix, determines weights and sort.

In order to solve the problems of the traditional search engines in terms of accuracy, the paper puts forward the concept of vertical search engine based on ontology, and using it in the library resources. The paper firstly describes the development of vertical search engines situation, characteristics...

With the reform and development of China's power market, power enterprises have been developing rapidly and the ever increasingly basic foundation has proposed higher requirements for the innovation of power marketing management while scientific and reasonable power marketing management should be based...

From the perspective of the spatial agglomeration theory, this paper focuses on the impact of changes in the agglomeration level of productive service industry and manufacturing industry and its externalities on urban economic growth caused by the process of urban functional division, so as to have a...

A multiplexer is a combinational logic designed to switch one of multiple input lines to a single common output line. Multiplexer is used in various designs in Very Large Scale Integration and Digital Signal Processing applications. FinFETs are emerging transistors that can work in the nanometre range...

This paper analyzes the relationship between English knowledge and business knowledge in business English teaching, and discusses the view that English knowledge is higher than business knowledge in Dichotomy. According to the basic purpose of business English and the general lack of work experience...

Power Euler-Lagrange(EL) mathematical model of three-phase three-switch Vienna rectifier is set up in synchronous rotation dq coordinate system based on its topological structure. According to power EL mathematical model and passivity of Vienna rectifier, passivity based power controller is designed...

In order to accurately detect single-phase resonant network grounding fault, puts forward a fault line selection method based on fault transient amplitude measurement. Through the analysis of fault feeder modulus transform, after occurrence of a fault and normal feeder, using wavelet modulus maxima characteristics...

The weighing of granular materials is generally implemented through the detection and control of weighing instruments, which control the vibration intensity according to the weight of incoming material measured by the sensor, and finally assure the material weighing accuracy under certain speed. Vibration...

Aiming at the problem of low accuracy of the target for one UAV(Unmanned Aerial Vehicle), according to the UAV’s characteristics of UAV aerial images, POS dates and satellite digital map, a UAV image matching and targeting method is presented based on POS. At first, using the Gaussian pyramid optical...

In this work, a series of ternary rare earth complexes were synthesized with salicylidene glycine schiff base (Sal-GlyK) as anion ligand and 2,2'-bipyridine (bipy), l, 10-phenanthroline (phen) as neutral ligand. The antibacterial activities and interactions between calf thymus DNA (ct-DNA) in Tris-HCl...

Through the rational use of test data on a regular basis to assess the missile storage reliability. This paper studies the detection of the type of missile components, missile components for storage summarizes the proposed four kinds of missile site testing data acquisition program, and analyze the advantages...

Traditional Bayesian network (BN) can only have static analysis which could not reflect the impact of time factors on project risk adequately. For this reason, a software project risk probability assessment model based on dynamic Bayesian network (DBN) is proposed, which combines time series theory and...

Bogie frame is the critical components of high-speed electric multiple units (EMU). In this article , the static strength test and fatigue strength test of a standardized high-speed EMU motor bogie frame were conducted. According to the strength test results, the static strength and fatigue strength...

Accurate measurement of flow has been used in energy saving, consumption reduction, economic calculation, automatic control and other aspects. In micro flow measurement, measurement method of floater flow plays a very important role. A kind of flow measurement system which is applicable to detection...

In this paper, the design scheme of fractional order proportional integral (FOPI) controller for the second order plus time delay model of aeration of activated sludge wastewater treatment process are presented. It is found that the two controllers designed by the proposed tuning method not only make...

According to the theory and practice of light weight, the process of teaching of electronic technology course in practical ability training is not enough in modern teaching methods of curriculum evaluation. The results oriented curriculum development theory put forward the reform of the teaching goal,...

In today’s infrastructure, railway transportation systems are essential because safety is key to preventing mishaps and system failures. This work aims to outline the design and implementation of an Arduino-based system intended to detect cracks in railroad tracks and prevent collisions. A number of...

As the core power unit of modern industrial equipment, such as new energy vehicles, the fault diagnosis of the electric drive system is very important to the safety and reliability of the equipment. However, the traditional fault diagnosis methods lack stability, and the centralized model also has many...

Because of significantly small amount of cutting fluid and vegetable oil with degradation function used in minimum quantity lubrication system, the environment is greatly improved. At the same time, the introduction of cutting fluid greatly improves the cooling and lubrication conditions in the cutting...

This paper presents a application of kurtosis and approximate entropy in rolling bearing fault diagnosis.First use the method of LMD adaptive decomposed he rolling bearing vibration signal into different time scales of PF component , then filtered to get PF component, and rebuilt a new weighted optimization...

The first three-dimensional potential energy surface (PES) of Si-H2 system is calculated by the coupled cluster singles-and-doubles with noniterative inclusion of connected triple [CCSD (T)] level of theory. The computations involve full counterpoise corrections and large basis sets including midbond...

Colleges and universities to develop the entrepreneurship education is the need of the development of the times, through the entrepreneurship education to enhance enterprise consciousness of college students is cultivating innovative talents, building an innovation oriented country needs; is to encourage...

BIM (Building Information Modeling) technology is based on "information" as the core, Throughout the building's full life cycle, Its emergence has set off a new revolution in the construction industry. And the informationization development of building industry to a large extent depends on the degree...

In this paper we propose a differential-drive actuator with dual-input actuation for robotic manipulation. This work is focused on mechanism design and actuation control. Based on an epicyclic gear train, the actuator uses a floating ring gear to realize two inputs and single output. Based on differential...

Abstract. To improve the robustness and accuracy of the traditional backstepping control, a iterative learning control is proposed and the PMSM servo actuator system is modeled. The dead-zone model is approximated by a continuously differentiable functions,in which the fitting errors and model uncertainties...

Objective: Through the consultation of a female college student, psychological counselor effectively help the bereaved girl out of the shadows, and improve the quality of life and learning efficiency. Methods: According to the generalized analysis, the problem of the client was post-traumatic stress...

Image fusion is multi-source channel to collect on the same target image through image processing to extract certain, respective channel information, and finally integrated into the same image for observation or further processing.This paper presents a method of image fusion based on improved Brovery...

At present, Selective Catalytic Reduction (SCR) flue gas denitrification process has been widely used in coal power plants in China. Catalyst is the core of SCR denitrification system. Because of the influence of the fly ash, erosion and chemical poisoning, the catalyst activity can be reduced gradually,...

Signal processing method is one of important technological bases in the existing fault diagnosis of mechanical equipment, and the degree of accuracy of analysis results is the key factor for whether the diagnosis is successful. Research on spectral analysis is one of the existing main development directions....

Because of the constraint of sensor nodes in energy powering, storage capacity, and computing power, in order to use less resource and improve the security of WSNs, we propose a novel key management scheme which relies on the remainder of small integer and the connected graph theory. The key management...

In response to the challenges of identifying ideal candidates in the dynamic job market, this paper introduces an Automated HR Recruitment System utilizing Natural Language Processing (NLP) and machine learning algorithms. The system automates candidate assessments, ensuring efficiency and precision...

Research the pyrolysis kinetics of eucalyptus and the absorption band and characteristic peaks of volatile pruducts under the heating rate 10?•min-1, 30?•min-1, 60?•min-1respectively. The experimental results show that eucalyptus pyrolysis process can be divided into 3 stages: moisture volatilizes stage,...

In recent years, under pressures of the global energy crisis and climate change, shale gas(SG) was widely concerned as a relatively clean source of energy. One of the widely used technologies to exploit SG is hydraulic fracturing, which consumes a large amount of fresh water, pollutes water environment,...

This work explored one effective modification method to improve dairy manure biochar’s ability to sorb lead. Dairy manure pyrolyzed at 300ºC for 4 h was dispersed into liquor sodium hydroxide to get sorption ability improved. The resulting biochar(NB300) was used for batch sorption studies to determine...

With the rapid development of the Internet, the trend of taking the household as the basic tourism consumption unit is becoming more and more obvious. However, there are few studies focus on household tourism consumption potential from the perspective of rural labor transfer employment. Based on the...

Millions of people around the world depend on rice as their main crop. And the quality of the grain has a great influence on its market value and social acceptance. Traditional methods of counting and classifying rice grains are time-consuming and manual. This results in inconsistent and inaccurate final...

For the purpose of improving the throughput and reliability of the two way decode-and-forward (DF) relay networks, we propose an opportunistic network coding and signal combining (ONCSC) based automatic repeat request (ARQ) protocol. We assume that the relay node (RN) has a buffer which can store the...

College talent cultivate is an important part of colleges cultivating useful talents and serving the society, and the major channel to realize lifelong study. It is an important work for college education to establish a scientific talent cultivation mode, give full play to the resource advantages and...

A novel reliability analysis technique based on Bayesian network and T-S FTA is proposed in this paper. In the proposed technique, the nodes in Bayesian network can be expressed in terms of fuzzy possibilities and the magnitudes of the failure in the system are expressed in term of fuzzy variables. The...

Idioms, which reflect the longstanding and profound culture of the East and the West, are regarded as the fruit of human wisdom. This thesis makes a contrastive study of Chinese and English idioms, which is based on the Contrastive Linguistics Theory and analyzes idioms from Intercultural Communication...

To innovate in the teaching management model at colleges and universities and to improve the teaching management level is a fundamental problem to be addressed by the colleges and universities. In the meantime, it is also a subject worthy of discussion and research. This paper discusses how can we take...

The science technology and society are becoming more and more integrated at present and the rapid development of knowledge economy has put forward higher requirements for innovation, so innovation has become the main driving force for the development of science and technology and society. The development...

Library consciousness means personal or social attitudes and values toward libraries. One’s library consciousness can be seen as an especially important standard for inquiry study as well as future creative work. In order to improve educational quality in higher institutions, colleges and universities...

Compared to traditional file storage, "Cloud Storage" has the advantages of low cost, high efficiency and large storage volume etc, drawing more and more attention from public, but at the same time, it also has certain problem and risk. This paper describes in details the advantages and characteristics...

Stationary wavelet transform (SWT) was proposed to enhance time-domain optical coherence tomography (OCT) images of multilayered thin-film structures. Multi-level SWT decomposition of OCT images was conducted and the SWT detail coefficients could be employed for feature extraction of multilayered structures’...

There are many Chinese teaching institutions in Belgium,including universities, Confucius Institutes, Chinese schools for children and adults,evening classes in Universities etc. Combining the information provided by the Chinese Education Sector in Belgium and my interview outcome with the local Chinese...

This article combines association analysis and visualization methods, mining relations and laws for car parts repair. Firstly, process the original data into data that can be used in the association analysis, then use apriori algorithm of association rules method for mining association relationships...

Improve the level set algorithm by Lagrangian particle enhanced replanting algorithm and increase the reduced segmentation accuracy brought about by the algorithm for uneven image pixel for medical CT image. Based on Literature [4], the combination of Lagrangian particle enhanced replanting algorithm...

Building the form of dental arch is of great importance for orthodontic diagnosis and treatment. This paper presents a novel automated method for detecting the arch curve from dental triangular meshes with minimal user intervention. The feature region between gingiva and teeth were firstly extracted...

The large amount of fine slime in the tailing often lead to low separation and recycling efficiency during the treatment of gold mine tailing. In order to solve the problem, a new type of multi-conical hydrocyclone is proposed as the desliming and separation equipment for a certain gold mine tailing...

The requirement for specific indoor location is more and more pressing. However, traditional approaches can only achieve a low accuracy. In this paper, we put forward a new approach to evaluate the target position with the acoustical Linear Frequency Modulation Signal(LFM). Comparing with other acoustical...

In the study, the plant-mix cold recycling technology of foamed asphalt (PCRTFA) was applied to a reconstruction project of a highway in Hainan province, China. The mix proportions of the raw materials and related parameters of PCRTFA were analyzed firstly. Then, the pavement construction test was carried...

In this paper, salinity field is numerically simulated by using unstructured grid FVCOM (finite volume coastal ocean model) to analyze the seasonal characteristics of salinity in Bohai Sea and the influence of Yellow River runoff and precipitation on salinity is also studied through sensitivity experiment....

The original major curriculum system and training mode of electrical engineering and its automation is not adapt to the request of the excellence initiative. In order to promote the professional quality and practice ability of electrical engineering and its automation for teachers in higher education...

WeChat has played a great role in promoting the field of middle school education. In this paper, we aims to design and implement the instruction system based on WeChat. In this paper, this system is discussed in details including its design and implement, at last, its executing efficiency is showed....

With the increasing development of smart cities, large amounts of video data from surveillance systems pose significant challenges in terms of real-time processing, privacy protection, and efficient multi-camera collaboration. In the context of intelligent transportation systems, achieving accurate vehicle...

Stereo matching is the most important step in binocular vision, the traditional regional stereo matching to obtain the target three-dimensional information is slow and inaccurate. This paper presents an improved SIFT algorithm. Firstly, making the epipolar constraint on the left and right image; secondly,...

Power transformers are key components in power distribution systems and ensuring transformer do not be destroyed in the earthquake is critical to the safe operation of power transmission grid. Finite element analyses of power transformer under the earthquake, dead load and wind load are described in...

In order to reduce the conflict between pedestrian and vehicle at intersection under real-time changes,different traffic status at cross intersection and T-shaped intersection two typical intersections on present urban roads are chosen as analyzing objects, and through the redesigning of signal phrases,...

Digital finance is the integration of Internet information technology and the traditional financial service industry, which has greatly changed the operation mode of traditional finance. However, it also brings a big challenge of financial risk. This paper starts from the two subsystems of regional financial...

Drying is an important part in the process of producing ginseng, and it is an important means of processing and storage. At present, the drying system based on the dryer can not control the drying environment intelligently, and it has a great influence on the intrinsic quality, smell and water content...

A novel patient transfer apparatus is presented in this paper. First of all, according to the hospital practical requirements, the design demands are analyzed. Secondly, based on the design demands and modular theory, the design idea of the apparatus consisting of four upper sub-modules and four lower...

To explore the effect of Jinfeicao paste for external application on rat sore models. Methods: Rat models of sores were established by staphylococcus aureus. To observe the symptom score, serum lysozyme content and pathological changes of rats with sores treated by low and high dose of Inula japonica...