Advances in Computer Science Research

Objective To investigate the application value of combined application of reducing the radiation dose by iDose low-dose scan strategy and using iodixanol as contrast agents in elderly CTA detection to aortic dissection. Methods 36 cases of aortic dissection were enrolled. According to number table, they...

We have already analyzed and reported on multiplex communication in neural network. However, these are composed and designed so as to force the network communicate with multiplexed manner using “code” or “temporal sequence.” That is, the network has a main loop and some coding/decoding circuits, and...

This paper introduces a kind of field test system of appraisal driver application in GPS technology inspection. Through two sets of GPS devices installed on the driver test vehicle and difference base station established on the ground, the contour coordinates of outside the vehicle movement state are...

In the process of autonomous navigation, mobile robots need to build maps of the surrounding environment and simultaneous localization. The Rao-Blackwellzed particle filter algorithm is one of the methods to efficiently solve the problem that simultaneous localization and mapping of mobile robots. At...

In order to better verify that Hadoop performance can be improved through optimization of parameters, we can use the following test methods: benchmarking, stability testing, high availability testing, scalability testing, and security testing. In this paper, the benchmark test method is used to verify...

In order to reduce the warpage value of the electronic package device under the temperature load, improve the reliability of the device. The finite element analysis model of the typical electronic package device was established, and loaded finite element analysis of temperature, obtained the warpage...

With the rising cost of energy and growing environmental concerns, the demand for sustainable building facilities with minimal environmental impact is increasing. Sustainable building is rapidly transforming the design and construction industry around the globe. Simultaneously, a growing numbers of industry...

In distributed storage systems, data migration is an efficient method for improving system resource utility and service capacity, and balancing the load. However, the user accessing is changing over time and the state of a distributed system is in an unpredictable stochastic fluctuation, hence traditional...

From the perspective of machine vision, this paper studied the salient area detection method of aerial transmission line image, used LC algorithm, HC algorithm, FT model to detect the salient area of air transmission line. We used MATLAB to simulate them, and results showed that FT model is better than...

This paper proposes a research perspective of energy blockchain based on the three-dimensional attributes of physics-information-value: analyzes the coupling between blockchain technology and energy Internet in the dimensions of physics, information, and value under complex network systems, and proposes...

The problem of ultimate value of compound function is very complex, especially the research on judging whether the existence of ultimate value of compound function under the given conditions and how is the exact conditions that can affect the existence of ultimate value is not enough, but this is the...

In order to conduct the thorough research to the aero-engine, aiming at dual rotor-bearing system of practical aero-engine, a new dual rotor-ball bearing-stator coupling system dynamic model is established. stator motion, the flexible support, squeeze film damper(SDF)were considered in the model, meanwhile...

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...

The system based on trusted computing is proposed to secure IT system after the Windows XP end of life. The system consists of a series of software, hardware and firmware, including Trusted Platform Module, BIOS, Operating System, Trusted Software Base, Trusted Management Center, etc. It performs functions...

Fluorescent lamps are increasingly being used for general lighting due to their higher energy efficiency than incandescent lamps. However, they contain mercury, which is a high toxicity element. China is one of the largest fluorescent lamps consuming and producing country in the world and has been facing...

The digital design of cultural heritage provides a new method for the protection, inheritance and utilization of cultural heritage. Based on the digital design theory and method of Cultural Heritage, study the key technology of three-dimensional digital design for cultural heritage, a three-dimensional...

In the face of maritime security services with the rapid development of technology, information explosion and rigorous requirements of service, e-Navigation architecture also need to constantly improve and change to match for the situation and demand. The development of internet of things architecture...

In the flight, trailing vortex will be produced behind the aircraft. Because it is invisible and intensity is bigger, it would produce certain influence to flight safety. In this article, the composition of trailing vortex and the trailing vortex strength would be calculated, and the dynamic characteristics...

Since the heat dissipation problem is harsh in high power LED lamp, in our study we suggest an optimal design method of high-power LED lamps radiator based on the equivalent thermal circuit method, we abstract mathematical model of the heat dissipation system of the lamps, then chose several key parameters...

airplane oil pressure reservoirs are major fuel supplying parts of airplanes to have flight maneuvers. Since they are always working under alternating loadings, they are prone to produce fatigue fractures. Therefore, they will undergo vibration endurance tests in general. And the fixed-frequency vibration...

With the rapid development and popularity of Internet, the development of e-commerce has increasingly drawn the attention of researchers.They hope to make full use of its advantages and obtain more economic benefits in this new business mode . Web has become the foundation for enterprises to carry on...

This paper analyzed the relationship between the application of EMU and energy consumption ; on the basis of introducing the EMU at home and abroad in detail in this paper, the analysis were done from traction fields and the comparisons of relationship between operation mileage of the EMU , time, speed,...

This paper deals with the monitoring system based on ZigBee wireless sensor network technique in details. The system adopts single-chipped microprocessor ZIC2410 radio frequency chip. By the upper computer software and programs of various physiological data acquisition, the physiological data of warded...

We have improved the micro-compressibility problem of Projective Fluid by seamlessly embedding the Divergence Correction and Density Correction in the DPSPH method into the Projective Fluid framework. Projective fluid is a fast simulation method introduced by Weiler into fluid simulation for various...

Orthomorphic permutation is proposed in 1942, which is a special permutation with many good cryptographic properties. Orthomorphic permutation has similar structure with a one-way function used in hash functions called Davies-Meyer construction. However, the algebraic degrees of previous constructions...

Aviation cultural and creative products need to break through the predicament of homogenization and precisely meet the demands of young people. This study takes Zhengzhou Airport as an example, combines semiotics and the KANO model, analyzes the value of aviation cultural IP symbols and user demands,...

According to the traditional dynamic power management random policy can't also pointed out that moment of decision and state transition, dynamic power management improvement algorithm, SMBPP(System message based predict policy) is presented in this paper. Firstly, the existing dynamic power management...

Using the data of medical services in the past seven years, we have found that computer technology and media convergence in medical design has become increasingly complex and diverse, design plays an increasingly limited role in this context. Base on Richard Buchanan’s theory, this paper divides the...

The elasticity is a very special factor considered in modeling of supersonic aircraft, and it is usually neglected in supersonic aircraft. Since it will cause the force and moment of the aircraft totally different, so it increased the complexity and difficulty of hypersonic aircraft. To simplify the...

Particulate matter (PM), especially the small fractions (e.g., PM with diameter less than 2.5 µm, PM2.5) is a serious health problem throughout the world. Vegetation may be used as a biological filter, with its foliage accumulating PM. Thus, massive artificial plantation has been implemented in cities...

In order to increase the motor speed precision and accuracy, this article presents a equal precision frequency measurement technology based on CPLD, as well as for analog glitch generated from encoder vibration and other factors, digital low-pass filter based on the state machine is designed, and finally...

In the era of the Internet, demand-oriented Internet business model and value creation is emerging, the current phenomenon of college students work-study is widespread, students often seek part-time channels are scattered, roadside advertising now lacks a focus on students Group of healthy part-time...

A DNA genetic optimization bat algorithm based fractionally spaced multi-modulus blind equalization algorithm (DNA-GBA-FS-MMA) is proposed. This proposed algorithm uses fractionally spaced equalizer(FSE) with ability to oversample to input signals to get more channel information and compensate for channel...

The reputation system has obvious advantages over the traditional technology in solving the trust problem of cloud services. However, there are some problems in reputation system, such as user evaluation lacks enthusiasm, false evaluation and so on, which affect the availability of reputation system...

Automatic hepatic tumor enhancement and detection in CT volume data is an important preprocessing step in computer-aided diagnosis of liver tumor. In this paper, we proposed a novel non-parametric probabilistic model for automatic tumor detection. Compared with conventional method such as Gaussian mixture...

Simulation and experimental study of asymmetrical quenching processes were carried out on 7075 Al alloy thick plates. Effects of heat transfer coefficient ratios, thicknesses, and widths on warping deformation by asymmetrical quenching were simulated, and an increasing heat transfer coefficient ratios...

The clinical fetal brain ultrasound image contains a lot of noise, which is impact the classification or recognition results in deep learning tasks. Therefore, proposed an improved fully convolutional network which can automatically eliminate noise and extract effective area in fetal brain ultrasound...

With the rapid development of internet technology, mobile communication technology and modern electronic equipment, people began to have awareness of the importance of mobile learning. Mobile learning greatly satisfies the individual learning needs of learners and people pay more attention to the teaching...

More than 30 years have passed since the reform and opening-up policy. More and more listed companies have been founded. Experts in both theoretic and practical fields are exploring the ways to solve the conflict of interests between senior executives and the shareholders of the listed companies. Equity...

We have developed a state-of-the-art fitness training system based on OpenCV and Python technologies. a novel approach motivating users to exercise by optimizing their routines with real-time pose estimation The CPU-based algorithms used efficiently detects and follow a minimum number of important body...

The agricultural sector is undergoing a revolutionary upheaval with the advent of the Internet of Things (IoT), which presents new opportunities to enhance efficiency, sustainability, and productivity. Information and communication technology is enabling smart farming, which is revolutionizing conventional...

In recent years, escalating life stressors stemming from academic, professional, and interpersonal relationships have exerted significant psychological impacts on individuals. Compounded by the global COVID-19 pandemic since 2020, the prevalence of mental disorders has surged dramatically worldwide....

To estimate the position and heading angle of mobile robot precisely, an measurement variable estimation model was proposed to adapt any angle. Fusing the predictive value of odometry and measurement data of multiple sensors by the Extended Kalman Filtering (EKF) for reducing the accumulative error by...

Due to the differences such as the geographical environment, national characteristics, material conditions, history and culture and so on, dragon-dancing performances present various sights and unique style of performance contents. Di LongDeng, which is popular in Ban Shajie Village, Da Yanban Village...

Quad-rotor aircraft can be widely used in military and civilian fields, and it is drawing a great deal of attention. Combining with PI algorithm and quaternion method, this article resolves the aircraft flight attitude and complete aircraft attitude control with improved integral separation PID control...

Obesity refers to abnormal biological status characterized by overweight or having excess adipose tissue, defined as BMI (body mass index) over 30 (or 28 for Chinese). With increasing population of overweight and obesity, it has been a great threat to human health, in that it contributed to illnesses...

With the rapid development of China's real estate market, the real estate industry has become a significant part of Chinese national economy. However, the high housing prices in the first-tier and new first-tier cities have forced many young people to turn their attention to the rental market, setting...

The physical fitness test is used as a tool to evaluate students' physical health. This paper proposed a assessment of physical fitness test based on machine learning (ML) to improve college students' awareness of physical fitness. In this paper, we collected the number of records of fitness...

Cloud storage services sometimes descend into criminal tools. It is very necessary to investigate on digital Forensic of cloud storage services to obtain sworn evidence. The digital forensic investigation of the OneDrive Android client application is conducted in this paper. By imitating users' behavior,...

There are many applications of sheet metal in Engineering. It is usually reduced to a sheet metal model with concentrated masses. This paper have studied the dynamics of the model, and a mechanical model of sheet metal with concentrated mass is established, the eigenvalues and modes of the model were...

This paper researches the annual financial report of China Southern Airlines(hereinafter referred to as "Southern Airlines", stock code: 600029) from 2011 to 2015. To be concluded, the short-term debt-paying ability of China Southern Airlines is poor, the long-term solvency is at the industry average...

WiFi is every where now. In many places such as: home, office and public areas, the user could easily access the network, surf the internet, view the online video clips, and download big data through WiFi. However, in current WiFi infrastructure, the devices within the vicinity have to share the channel...

Design of DC boost circuit is very important for the reliable application of the high voltage part in pulse radar. A kind of DC power supply circuit based on resistance, capacitance and voltage regulator is presented in view of the requirement of the power supply voltage of the high voltage power system...

The general concept of object oriented does not guarantee the correctness, completeness and consistency of system design. It is more important to apply the object oriented method. The software system analysis and design based on computer software is a technical difficulty, which is the intersection of...

The fundamental task of colleges and universities is to cultivate talents. Teaching work is always the central work of the school. We must continue to deepen the teaching reform, establish a sense of quality, teaching innovation awareness and teaching characteristics of consciousness, in order to cultivate...

This paper first described the composition of the SCARA robot, which contains the mechanical structures, drive systems and control systems. According to its mechanical structure, the mathematical model for SCARA is established by the D-H method, and then forward kinematics and inverse kinematics is deduced....

An increasing number of people are driving more cars and cities, which has increased the need for effective parking options. This project creates a relia- ble, real-time smart parking system for open parking arrangements. This research involves designing an IoT smart parking system utilizing the most...

With the advent of advanced techniques for training large models, the research community has become increasingly interested in exploring various methods to enhance the efficiency of model training. The Vision Transform (VIT) model represents a novel approach in the field of image processing, being the...

For a conventional powered underwater vehicle, different use modes of power system have great influence on important technical performance indexes such as underwater range and underwater endurance time. First of all, this paper attempted to study the modeling method of the core energy module for the...

An early warning model of student achievement is established by association rule mining, using the SQL Server association rule mining algorithm. Analyze the association rules of student's first courses exams. Implementation of student achievement warning model. Early warning model is used to find the...

The applications of redundant manipulator are more and more widely in the automobile manufacturing industry and aerospace fields. In this paper, the omnidirectional joint unit mechanism is improved and redundant snake-like manipulator of full range PYR series is designed. The composition, working principle,...

In the fast frequency hopping system(FFH), the diversity combining technology can effectively against the partial band jamming(PBJ), this paper studies an improved diversity combining technology, it is the jamming-deleted self-normalized diversity combining technology(JD-SNZ), The technology is based...

Stroke is a major global health challenge, significantly contributing to disability and death worldwide. Due to the rapid progress of deep learning, the challenges in this field have the potential to be solved. This article offers a comprehensive examination of the uses of deep learning in stroke segmentation....

In industrial production and daily life, there are many occasions where wireless technology is required, especially in high-risk locations, where no wiring or unattended location can be found. This paper proposes an embedded wireless monitoring system based on GPRS , which uses the ARM processor as the...

The leakproofness of the submarine cable gland is of very high requirement, the traditional leakproof method can hardly meet the requirement more or less. In this paper, by researching the interference leakproof structure, we creatively applied the elastic leakproof ring into the submarine cable gland....

Trees can capture PM on account of their foliage’s structure, thus, improving air quality. We determined leaf PM-retaining capability (PM2.5, PM>2.5, PM) of evergreen shrub (Euonymus japonicas) and decicuous trees (Sophora japonica, Fraxinus chinensis, Ginkgo biloba, Populus tomentosa) in different functional...

Using PAS 6600, the physiologic parameters of basic vowels in Mongolian were extracted in the process of pronunciation, which includes expiratory airflow duration, peak expiratory airflow, expiratory volume and aerodynamic resistance. Through statistical analysis of the extracted parameters, it shows...

Hydraulic transmission technology is an important technology in China's ship equipment, and the development of this technology is greatly related to the improvement of China's automation level. Most of the equipment in the ship is distributed on the upper deck and vulnerable to the natural environment,...

According to CANopen Process Data Objects (PDO) transmitting modes and message scheduling conditions, using the static priority distribution strategyand dynamic priority scheduling algorithm, this article introduces a hybrid scheduling method for CANopen message. Theories and experiments show that the...

Probabilistic atlases based on human anatomy structure have been widely used for organ segmentation, which is used as a prior probability in a Bayes framework. The challenge is how to register the probabilistic atlas to the patient volume. Taking these into consideration, we propose a template matching...

Recently, the CO2 sensor is used in various fields like industry, agriculture, firefighting, air quality system, and so on. The contact type CO2 sensors have been used extensively because of a very low energy consumption and small size. However, they have a negative side such as short lifetime and poor...

The paper deals with the monitoring system based on ZigBee wireless sensor network technique in details. The system adopts single-chippedMSP430 and CC2530. The paper mainly introduces hardware circuit design of processor module, data acquisition module, and wireless communication module. The monitoring...

This paper mainly introduces the theory of parallel Non-Deterministic planning domain, intelligent planning theory and a language RDDL describing the domain of parallel non-Deterministic planning. A first-order probability tree model is proposed for a specific domain, namely the semantic model of the...

Most work related to query extension (QE) adopted the assumption that terms in a document are independent, and multinomial distribution is widely used for feedback documents modeling in lots of QE models. We argue that in QE methods, the relevance model (RM) which generates the feedback documents should...

After obtaining the required information through the crawler technology on Web, it also includes a lot of advertisement and navigation bar. So we should take the basic method to remove the noise content on Web page, which is independent of topic, it is necessary to sum up the Web denoising and do a further...

The increasing reliance on Unified Payments Interface (UPI) for digital transactions has significantly transformed the financial landscape, making digital payments seamless and accessible. However, this widespread adoption has also led to an escalation in fraudulent activities, including phishing, social...

A kind of numerical simulation method is used to testify the open loop response of a kind high speed aircraft. Since the final aim is to the testify the rightness of the system model and its corresponding air coefficients, so virtual flying condition is set to make the system more simple and more easy...

The movement of mag-lev driving needle depends on the interaction of magnetic fields between two solenoid coils and magnet. Inside single cylinder, two solenoid coils are placed vertically and coaxially while the magnet is laid at the bottom of the needle base. Based on magnetic-levitation theory and...

With the development of mobile Internet, the demand for location based service highly increased. The widely used GNSS has a weakness for indoor positioning, while the Pseudolites Positioning System on the ground can achieve seamless outdoor and indoor positioning. Most of the Pseudolites Positioning...

A three-dimensional cone is established by adopting the critical soil mechanics and the membership function to the bounding surface model to express the dynamic characteristics of the rock-soil materials under loading-unloading; The new axis of the cone expresses the plastic membership function of stress,...

In recent years, the complex network plays a very important role in many fields of study, a highly efficient software for analysis and visualization of large networks, a large number of vertices, integrates a complex network of fast and efficient simulation of complex network analysis, and provides a...

This article take the boiler water temperature controller for research object and investigate the control system based on taking the SCM a microcontroller as the core as a boiler controller, sensor technology, the basis for the system design to achieve the temperature and water level of the collection....

The accelerating development of information technology boosts the progress of Big Data, Cloud Computing and Internet of Things. Companies that involved in supply chains store vast amounts of structured and unstructured data which are inherently difficult to maintain, expand and collaborate. This hampers...

Nowadays, emotion recognition and classification plays a vital role in the field of Human-Computer Interaction (HCI). Emotions are being recognized through behaviors of body such as facial expression, voice tone, and body movement. The present research considers Speech Emotion Recognition (SER) as one...

In order to improve the controllability of coal mine disconnector breaking tests and realize intelligent operation, this paper put forward a simulation of fuzzy PID control system for motor mechanism of coal mine disconnector breaking test. The simulation model of motor mechanism speed, position, and...

The wind power generation serves as a kind of green source, which has several advantages such as improving the structure of energy and economy environmental protection, etc. Moreover, it is a trend of the development of energy power in the future. The issues related to the development of wind power generation...

With the cloud computing development, elastic scaling capability is an important factor to ensure the quality of cloud services. In this paper, the author designed resource requirement model about web system based on neural network under the certain quality of service on cloud platforms. According to...

In the operation management of the group company, we often need make decisions about production, manufacturing, transportation, investment and other programs based on the group's profit maximization. In other words, we often need solve optimization problems such as maximum profit, minimum cost, etc.....

Nowadays most of the traffic system of the General research focuses on key points, such as vehicle contour segmentation precision, the effectiveness of vehicle information, research on intersection traffic violation system there are still big problems. By using CodeBook[2] based on time series algorithm...

With the development of web2.0, people's daily life is highly informationized, and the network navy has sprung up. It relies on huge amounts of garbage information to gain benefits and form a new industry chain. Among them, the identification of the E-commerce network Navy has become a prominent research...

Wisdom classroom is a hot spot in the current educational informationization research, and it is the product of the deep integration of new technology and education. The smart classroom created by the new generation of information technology can track the whole process before, during and after class....

Reliability modeling tool Dynamic Reliability Block Diagrams (DRBD) is widely used in modeling reliability of large and complex system. It gains highly achievement of dynamic behaviors like dynamics, dependencies, redundancy and load sharing. In order to guarantee the modeling results of DRBD are correct,...

In the early 20th century, Peter Behrens created a series of designs for Allgemeine Elektricitäts-Gesellschaft (AEG) that clearly embodied his functionalist philosophy, laying the groundwork for modernism. These works hold significant research value in the field of graphic design. This paper focuses...

In complex network graph, cut model based on edge centrality doesn't apply to overlapping community detection by minimizing the algebraic connectivity of complex networks. The problem can be resolved by calculating node Correlation coefficients. It cuts one edge at one time, which is the fastest decline...

The domestic and overseas current situation of the radioactive material safe transport management was analyzed by researching the IAEA's radioactive material safe transport document and the development of the radioactive material safe transport management and the laws, regulations and national standard...

In this paper, the optimization of antenna location of a distributed MIMO (DMIMO) systems in a circular cell based on advanced particle swarm optimization (PSO) algorithm is analyzed. Firstly, a composite fading channel including small scale fading, path loss and shadow fading is established; then, a...

Once after the publication of Relevance: Communication and Cognition (1986) by Sperber and Wilson, Great attention and interests have been aroused in linguistic field. More and more linguists have paid great attention to the relevance theory. In Relevance Theory, cognitive hypothesis and ostensive-inferential...

Idiosyncratic deals (namely, i-deals) have received attention from organizations and scholars as a new way to manage core employees in companies. In this study, 325 employees were selected as samples, and the hypotheses were verified by mathematical statistics and analysis. Data analysis results indicate...

As an important part of digital energy measurement system, the measurement accuracy of digital energy meter needs to be calibrated. There are some problems in the existing calibration methods. In this paper, a new calibration method has been proposed, which can be used to calibrate digital energy meter...

With the popularization of smartphone, users are more dependent on it, so the study of reliability assessment of smartphone is becoming a hot spot at present. It makes the problem more noticeable that the development of mobile phone test is slower than its production. So the demand of a reasonable solution...