Advances in Computer Science Research

Housing price problem is an important economic and social issue of widespread concern, which affects the life quality of urban residents and also affects the continued steady growth of national economy. Based on method of multiple linear regression analysis, this paper studies the relationship between...

This paper proposes a rule-based and Finite State Transducers (FST) based NLP method for extracting information from massive text. The method differs from n-gram based popular method which relies on probability statistics and machine learning. In our method, the rules are grammars of a language, summarized...

In this paper, we first analyze the structure of LDO and analyze its key parts. Secondly, it analyzes the important parameters of LDO, which is helpful to finish the design better. Finally, we pay attention to the particularity of LDO, LDO design, simulation results to meet the design requirements. This...

This paper addresses the MWLP (Minimum Weighted Latency Problem). The problem has previously been proven NP-hard, which makes finding the exact solution impractical when the graph's scale is large. This paper explores the feasibility of using heuristics to solve MWLP. Five classic heuristic algorithms...

In order to improve aircraft tractor’s ride comfort and traction friendly, this paper takes the MR semi-active suspension as the research object and establishes half body model. Through fitting, this paper obtained the magnetic rheological damper’s damping expression, designed a magnetic rheological...

Plate shearing machine is widely used in industrial automation system, there are some shortcomings of the traditional control system of plate shearing machine, such as low accuracy, poor reliability etc. In view of this situation, in this paper, a kind of plate shearing machine is designed based on motion...

Consensus mechanism is the core element of blockchain (BC) technology. A good consensus mechanism can improve the performance of BC system and promote the application of BC technology. The most widely used consensus algorithms are Proof of Work (PoW) algorithm and the Proof of Stake (PoS) algorithm....

Java technology is a subject-oriented programming language with sound visual editorial environment and performance, playing an important role in establishing e-business website. With the rapid development of Internet technology, the advent of emerging e-business model has transformed the traditional...

The performance of the Naive Bayes model in text classification is constrained by its assumption of feature independence, which does not hold true for textual data, as well as its reliance solely on word frequency information, disregarding word order and relationships and hindering its ability to capture...

The construction of UHV power grid obtain the senior government officials' attention and affirmation, but it is not applause in power industry. There not only have the supporters of the applause, but also the questioned voice of the opponents .The use of 1000kv UHV transmission can improve the transmission...

Today, big data technology is growing rapidly. The birth of Hadoop makes people concerned about the study of MapReduce, And Spark through the introduction of RDD data model and memory-based computing model, So that it can be well adapted to the data mining of big data this scene, And superior to Hadoop...

This paper analyzes the current situation of supply and demand imbalance of urban commercial housing market between 1998 and 2016 in China from the perspective of sold area and floor area completed. Then it constructs VAR model and predicts the supply and demand for urban commercial housing from 2017...

Hexagonally ordered mesoporous silica SBA-15 was successfully synthesized for the first time using natural clay from low-grade potash ores of a salt lake in Qinghai, China, without addition of silica reagents. The influence of changes in processing parameters, such as activation method, hydrothermal...

Through the questionnaire to survey and analysis the tallyman turnover phenomenon of the retail enterprises in specific areas, make sure the main influence factors that affect the tallyman turnover. After that, applying network maximum flow model making quantitative analysis of the tally clerk turnover...

Objective To explore the correlation between genetic factors and incidence of primary open angle glaucoma (POAG) Method 1157 cases of patients with POAG composed by 297 NTG and 860 HTG were recruited. Genomic DNA from each case was genotyped for 13 loci of SNPs in 4 genes TMCO1, CDKN2B-AS1, ATOH7 and...

At present, the course quality evaluation method is unitary with a strong subjective character. What is more, the factors are incomprehensive in the evaluation index system. In order to solve the problems, this paper is involved in establishment of a comparatively complete quality evaluation system of...

Before establishing the index, it is necessary to delete all the index files that created previously in the index library and then re-establish the index, which is time-consuming. For this problem, this paper proposed an index real-time updating method,and implemented that showed the content of the document...

The article explains the importance of developing methods and tools in order to provide information support when selection decisions on academic programs are made by individuals. We have developed a model for integrated evaluation of academic programs in view of aims students want to attain and competencies...

In present knowledge and economy society, it is necessary to strength the innovation capability cultivation of graduated students. These years, graduate education is expanded largely in China. Some heavy problems bring out along with the enlarged enrollment scale. First, guidance professor is in deficiency...

A novel OFDM transceiver is designed and demonstrated in this work for optical access uplink and downlink transmission applications using continuous phase modulation (CPM) and demodulation. Electronic OFDM-CPM signals are offline generated by an arbitrary waveform generator (AWG) and a single-arm Mach-Zehnder...

Through analyzing the existing problems in the classical Apriori algorithm and FP growth algorithm, the author proposes a frequent itemsets mining algorithm based on indexed array in the paper. On the basis of Apriori algorithm, this algorithm not only narrows down the set of candidates effectively through...

One of the most recent technologies is blockchain. It is used in many industries, including healthcare, finance, supply chain management, etc. A distributed technology called blockchain makes data or information available to all network nodes. It serves as an electronic database and stores information...

This paper mainly introduces the financial sector is widely acclaimed VaR risk quantitative analysis method, VaR method (Value at Risk), known as value-at-risk model, is often used in the risk management of financial institutions. We select and download the data of four stocks (APPL, BAC, AXP, KO) which...

Aluminum nitride is wide and direct band gap compound semiconductor material. High temperature strength, good thermal conductivity, small thermal expansion coefficient, strong corrosion resistance, good dielectric properties and other characteristics make aluminum nitride as impact resistance material,...

Using message queue technology in the data exchange of star topology can solve the point-to-point reliable data transmission, it makes the data exchange platform has good expansibility and maintainability, but this existe a problem,that is any local failure may lead to "traffic jam" of central node....

In order to simplify assembly sequences, reduce assembly difficulty and costs, and guide product assembling process, a sub-assembly identification algorithm is presented and applied to assembly sequence planning problems in the field of intelligent planning. It is used to identify sub-assemblies in the...

Vehicle dimensions parameters is an important part of vehicle trafficability parameters and vehicle operation safety testing. In order to measure the dimension parameters accurately, a new vehicle dimensions detection system which based on laser screen, ultrasonic sensor, and upper-computer control software...

Aerial refueling means by the loading of fuel in flight aircraft refueling systems use devices to other aircraft refueling. Currently, the aerial refueling system mainly has two hard pipe refueling system and refueling hose system. By air refueling, it is possible to increase the range and combat radius...

BGA-via multi-chip module(MCM) was built by HFSS software, the return loss and insertion loss of MCM were obtained with different frequencies. The impacts of structure parameters included BGA radius, shield ring radius, the bonding pad radius and vertical hole apart from the shield hole distance on the...

In lithology identification method, artificial neural network recognition results du-e to its objective and reliable, to be more widely used. Study selection of BP neural net-work, Shen 630-H1426 logging lithology identification, prediction accuracy of 90%, with a higher prediction accuracy magmatic...

In the process of generation of meta-data, speech in news programs can be translate directly into text information based on ASR technology so as to improve cataloger's efficiency and the quality of meta-data before being put in media asset management database. For the purpose of this application, four...

Under the trends of intelligent automation, more and more intelligent products into our lives, these products are changing our life now in the background. Therefore, we designed a smart cane device the device adopts the embedded system, using the Arduino microcontroller design a set of portable intelligent...

Population distribution is one of the important factors that affects social economic vitality, infrastructure construction, public service allocation, transportation, resources and so on. Obtaining high density urban population distribution could lay a foundation for urban population management, adjustment...

Current network routing system could not satisfy the increasing traffic diversity and growing demand of customized service path. Based on the service path customizing oriented SR technology and software-based SDN architecture, a prototype of Customized Service Path Oriented Segment Routing based Flow...

Innovation and entrepreneurship education has become an important part of higher education reform. This paper discusses the possibility of the SPOCs platform incorporated into innovation and entrepreneurship education, and further studies the relevant curriculum and practice system, teaching methods...

On March 5, 2022, the Government Work Report of the two sessions of the National People's Congress pointed out that it is necessary to build sports facilities around the masses, and determined the important position of forest education construction in the government work. In this paper, through...

Feature selection is one of the important factors that affect the intrusion detection system. Aiming at the problems due to selecting the high feature dimension and the redundancy causelow detection accuracy and high missing rate in the traditional intrusion detection system.In this paper, the deep belief...

In this paper, the problem of forecasting housing price is studied. Based on the grey system theory, a mathematical model for forecasting housing price is established, and a forecasting example of housing price is given according to the historical data of housing price in Wuhan City to show the feasibility...

Address resolution protocol (ARP) is widely used to maintain mapping between data link (e.g.MAC) and network (e.g. IP) layer addresses. But it is well-known to be vulnerable to spoofing or denial of service (DoS) attacks. 802.1X protocol is the authentication standard for user access network released...

Intelligent data engineering is a multidisciplinary professional. It helps companies master the solution of various typical problems in large data applications from large data applications such as data management, system development, mass data analysis and mining. In this paper we analyzes the curriculum...

Objective: To evaluate employment ability of the graduates and improve the quality of training in our college. Method: According to requirements of pharmaceutical industry for the graduates, we formulate training quality assessment plan which contain questionnaire design, questionnaire survey, data sorting,...

This article applies four popular discretization schemes, i.e. Andersen’s quadratic exponential (QE) scheme, Zhu’s scheme, semi-analytical (SA) scheme, and Alfonsi’s second-order scheme, to numerically simulate the double Heston stochastic volatility model. We compare the quality of these schemes in...

In view of the current large labor intensity of seedling transplanting, low efficiency, unable to complete the task on time of transplanting and other issues, a kind of automatic seedling transplanting machine is designed based on motion controller. The seedling transplanting machine control system adopts...

This paper deeply discusses the general situation, background and application of human-computer interaction, and proposes a new exploration-one-hand gesture recognition in human-computer interaction mode, and discusses the main research techniques in detail and comprehensively. The basic framework of...

Surveillance video records the situation of pedestrians in public. If some sudden event such as a robbery or someone gravely ill, guards or managers can get this by watching and understanding pedestrians behaviors from surveillance video in time. In this paper, we propose a system to warning the guard...

As dynamic languages, PHP and ASP use wamp technology to integrate server, database and PHP, playing a significant role in optimizing website design. In website design, China is still in the preliminary stage. So improvement and reform are needed in website design and practical application. Despite advantages...

According to AFL(American fuzzy lop) author, the famous hacker Michal Zalewski (lcamtuf)said that most of the current bugs were found by the fuzzing, rather than symbolic execution and other technical analysis based on the discovery of the program. The reason is that fuzzing is faster (no analysis program...

In this paper, a Discrete Cosine Transform (DCT) domain robust digital watermarking algorithm based on image normalization of invariant moment and the sense of visual feature of person is proposed. In order to boost up the safety and the solidity of the watermark, the watermark is scrambled and chaotically...

Climate change is a global issue that now represents a serious threat to human health and the environment; as such, it constitutes a common concern for the entire international community. Carbon emission now constitutes the main cause of global warming, and rapid urbanization can increase carbon emission....

As the emerging technologies of new media are drawing more eyeballs, people of all ages and backgrounds are using new media tools for reaching a wealth of information and connecting with people in the world. To be in a better position to adapt to the technology shift from old media to new media, college...

Eight football players in the school team were asked to perform side volley shot at three different kick elevations (on the floor, at 1/2 of the knee and at knee).Two high-speed cameras were used simultaneously to shoot the lower limbs of the players when they performing the foot volley with two different...

Land subsidence caused by mining is increasingly severe. A novel land subsidence control technique for coal mining is proposed in this paper. Two longwall panels are offset on ends of each panel by adjusting panel layout which eliminates conventional coal pillars. Therefore, no wavy deformation occurs...

Based on the orthogonal test results, a prediction model for surface roughness of high-speed milling work-piece with ring cutter is established by regression analysis method, the regression equation and coefficient of the model are tested for significance. The model is highly significant for the prediction...

A serious brain condition with a high death rate, intracranial hemorrhage (ICH) requires a precise and timely diagnosis. While Computed Tomography (CT) is commonly used for its speed and accessibility, its diagnostic accuracy is limited compared to Magnetic Resonance Imaging (MRI). However, the latter...

A GPU-based floating object detection scheme is presented in this paper which is designed for floating mine Detection tasks. This system uses contrast and motion information to eliminate as many false positives as possible while avoiding false negatives. The GPU computation platform is deployed to allow...

Surface enhanced Raman scattering (SERS) spectroscopy has been reported as an ultrasensitive detecting method. Adding salts is a main way to induce nanoparticles aggregation to obtain giant enhancement of Raman signal. However, this method needs more procedures and the adding salts may interfere the...

With the rise of anti-burning and anti-PX movement,we are more concerned about NIMBY conflicts.Since NGOs are playing a more and more important role in relieving the conflicts,the paper put more emphasis on the participating role and path of environmental NGOs in decision-making process of pollution-related...

In order to estimate the heating value of wet multi-plate friction clutch at idle state, the heat-fluid coupling simulation of oil way fluid field is carried out. Taking oil way of clutch as research object, dynamic mesh technique is adopted to implement the dynamic simulation about fluid field in disc...

In modern society, with the development of material civilization, people begin to pursue a more convenient and happy family life. According to our verification, the current home service robot has not really out of the laboratory, into the people's homes. Therefore, we made a single-chip microcomputer-based...

Virtual reality technology is becoming more and more mature, and its application in environmental art design is also deepening. Virtual reality technology has the characteristics of interaction, reality and scene. At the same time, it can also use 3DMAX technology to build the model of environmental...

This study delves into advancements in the realm of email spam filtration, a critical pillar in augmenting email security infrastructure. Given the unceasing challenges presented by unwarranted spam, the deployment of efficacious spam filtration methodologies remains imperative. Contemporary strategies...

Since the distribution of kernel function of Gabor transform and the Two-Dimensional receptive field profiles of mammalian simple cells in the primary visual cortex is very similar, and has the direction selectivity and good spatial locality, so the acquisition of spatial scale information of multiple...

The new urbanization is a major strategic the Eighteenth National Congress of the Communist Party of China. The New Urbanization in Jilin Province is in the strategic period of accelerating development. Jilin made a lot of achievements in the process of urbanization while there are all sorts of problems....

In order to solve the assembly sequence planning problem of fixtures, an ant colony algorithm is presented according to the principle that an assembly can be assembled if it can be disassembled. The disassembly constraint relations among the parts in a fixture are used to construct an integrated disassembly...

Faced with fierce competition and various customer demands in marketplaces, manufacturers need to determine the appropriate settings of statistical quality control criterion for dynamic batches composed of similar products with different customer preferences so that the best customer satisfaction and...

Tang Yin has a poem of “Autumn Breeze and Fine Silk Fan”, it has always been understood by the academics that the author just used a literary quotation to express his own worry and sorrow of unrecognized talent. The literary quotation is the round silk fan has no use in autumn and discarded into the...

At present, the supply chain system has many problems, such as a large number of scattered participants, which make it difficult to centralize management and operation. Also, it is difficult to integrate data and information, and establish trust relationships between parties. To address these problems,...

China has entered the stage of high-quality economic development, how to effectively achieve high-quality economic development has become an important issue in today's society. Based on the data of 30 provincial samples from 2006 to 2020, a comprehensive index system of high-quality economic development...

Customer experience optimization is a new business need area that keeps resurfacing, and emotionally intelligent AI-based products aid in designing your customer’s overall journey making them better. Hence, this research presents AI-driven customer experience enhancement framework that blends deep learning-based...

The medical diagnosis of brain tumors is challenging due to the intricate and complex nature of these tumors. The development of this research antecedents precision tumor classification and segmentation through the integration of transfer learning, EfficientNet, and YOLO. We proposed the EfficientNet-B0...

Currently available designs for tissue engineering scaffold often focus on a structure that mimics the extracellular matrix while ignoring the mechanical properties needed for load bearing. This study aims to overcome the problems of existing scaffold designs by introducing new biologically and mechanically...

On basis of elaborating on methods types, motivation classification and main target of share repurchase, it sorts through development status of Chinese share repurchase and makes in-depth analysis of problems existing in share repurchase of Chinese listed company and the causes as well as proposes countermeasures...

Distribution network fault automatic location system is to solve the problem in the shortest possible time to find fault point, and the purpose is to develop a set of automatic and efficient fault point accurately addressing system. After the failure of a very short period of time, through the control...

Comparative study of the claim number, the examination time, the inventor number and the maintenance time of granted patents in the physics technological field in China, France and Germany in 1994, conclusions as following: the patents renewal time is mainly decided by the qualities or values of patents,...

Calcium silicate slag is a waste discharged during alumina extraction process from fly ash was investigated. In this study, calcium silicate was used as raw material to substitute part of Portland cement to produce fiber cement panel. The fiber cement panel was produced via extruding process. The physical...

The application of complex networks in optimization field has received increasing attention recently. This paper proposes a discrete small-world optimization algorithm (DSWOA) based on the small-world network theory and Six Degrees of Separation principle in sociology. The DSWOA model is composed of...

The purpose of this paper is to transform the center from curriculum content to curriculum structure in mechanical drawing course through the development of project curriculum. During the progress, the students majoring in mechanical design manufacture and automation could master assistant application...

Grain yield presents a complex nonlinear relationship with variables, and takes on randomness and mutability. It is hard to describe the prediction model with traditional linear model. Grey model can be used to process samples with great stochastic volatility. In this paper, we propose to use the grey...

A common idea of excess liquidity in the academia is that, too much money which should be used for GDP growth instead of causing excess productivity come into the capital market and the real estate market, and therefore, lead to series problems in the good market, labor market, capital market, exchange...

Infrared Thermography(IRT) plays a very important role in monitoring and inspecting thermal defects of electrical equipment without shutting down. This paper analyzes two methods on the infrared image gray pretreatment. According to the noise types and characteristics of the infrared image, this paper...

With the socio-economic development, peopleÕs travel rate has greatly improved. Congestion problems and security issues of High-speed junction toll station have become increasingly prominent.A barrier toll is a row of tollbooths placed across the highway, which charges for the vehicles. A toll plaza...

Forest remote sensing image computer processing is a technology used for improving identification ability of remote sensing image in forestry, conducting forest classification and carbon sink with the aid of electronic computers. Quickbird satellite remote sensing image is a commercial satellite remote...

A method for real time in flight prediction of the ground impact point and dispersion of indirect fire projectiles is investigated. A three degree of freedom projectile model solution is used to be determined the total dispersion of trajectory. With the root mean square method, mean point of impact error...

In order to solve the remote Multi-Networks acquisition and real-time mobile monitoring of highway tunnel monitoring data, a kind of remote monitoring and data collection software design based on SCADA and Android was put forward. The system interact data with mobile intelligent terminal through the...

In the optical recording equipment, the angle between the disc and the optical pickup head is the important parameter of the traverse. In this paper, by establish a set of static tilt angle adjusting device, we introduces the static tilt adjustment principle and derive the theoretical formulas.

Longwall mining is the main method for coal extraction in China. However, development entry support on both ends of a longwall panel has always been a difficulty to cope with, especially in deep high stress conditions. In order to improve the stress environment for longwall entries, an innovative mining...

The combination of pneumatic technology and automatic control technology has greatly improved the pneumatic automation technology, expanding the scope of application of pneumatic components. The improvement of industrial automation makes that the application of manipulator is used more widely. A kind...

This system is a fingerprint identification system developed in the fingerprint identification module. The system uses fingerprint module to search fingers. Once fingers are searched, fingerprint images are collected immediately, and the collected images are converted to data form to send to the FPGA....

In recent years, high performance computing systems have obtained more processing cores and shared a last level cache (LLC). Now, the problem to the existing cache partitioning techniques is that they give each core the number of cache ways according to their need, these schemes have the potential to...

Based on behavioral equilibrium exchange rate model, this paper analyzes the relationship between RMB real effective exchange rate and the underlying economic variables in July 2005-December 2011. The results show that (1) co-integration relationship exists between the real effective exchange rate of...

Aiming at the problems of low efficiency, easily forgotten and stolen authentication of traditional operating system password authentication scheme, based on the finger vein recognition technology, by utilizing the features of non-contact, liveliness, high adaptability and high security, modifying the...

Based on Web technology, combined with MVC development mode, the social work information system in ethnic areas is constructed under J2EE specification. With the help of the application advantages of network information technology, combined with the current information service concept of social work,...

In recent years, the number of Chinese aging population continues to increase, the design of public self-service aging population can effectively improve the social work efficiency based on social cost savings, solve some of the problems of an aging society. Through the analysis and summary of the needs...

In order to improve the forecast accuracy and stability of the micro-grid uncontrollable remaining load and provide a more reliable basis for micro-grid power generation plan, an ultra-short-term micro-grid uncontrollable remaining load forecasting model based on the improved online sequential Extreme...

A radial basis process neural networks can be established ,which is based on expanding the traditional radial basis function neural network to the time domain. Combined with the excellent characteristics of cloud model transformation between qualitative and quantitative , a improved shuffled flog leaping...

New media technologies have grown and flourished in china and it's vital that learning community as a whole understands what new media actually represent. The insights into Liaoning scientific foreign language talents have been highlighted from the potential problems occurring in the traditional learning...

Industries and large-scale public building are one of the main power Energy consumers in China, where they consume about 70% of all the energy in the country. Different types of industrial processing techniques, equipment, product types, ways of energy management can have different influences on energy...

Traditional stock forecasting methods are generally based on linear models. However, the price of stocks is affected by a variety of objective factors and does not present a simple linear relationship. Neural network is a good tool for predicting nonlinear data. In order to predict the trend of stock...

Aerospace themed cultural and creative products integrate the advantages of multiple fields such as technology, art, and culture, providing a new learning and experience platform for the general public. They are an important component of the new quality productivity in the cultural field. Its product...

A dynamic model of offshore installation process is established for the large precise equipment. To prevent the precise equipment being damaged, vibration isolators are used to absorb the impact energy during the installation process. In this study, the motion of equipment consists of the vertical displacement...