Advances in Computer Science Research

Vacuum differential pressure casting is one of the most advanced casting process where there are still serious process defects existed in large complex thin-wall castings. Combination of computer simulation and approximation modeling is applied to improve process reliability of vacuum differential pressure...

Amid global economic integration, technological revolution, and the development of “new-quality productive forces,” innovation-driven development in China’s western regions is strategically vital. However, existing evaluation tools fail to match its unique characteristics. This study expands the “Four-Helix”...

ASO-S mission is a space mission aiming at comprehensive observations of the Sun during the 25th solar cycle maximal years. It was launched into space in Oct.,2022 by Chinese launcher CZ-2D. It has been in orbit for more than 2 years. Since its launch, scientists of ASO-S team have witnessed a lot of...

Remote Coulomb scatterings (RCS) on electron mobility degradation are experimentally investigated in Ge based metal-oxide-semiconductor field-effect-transistor (MOSFETs) with GeOx/Al2O3 gate stacks. The mobility is found increased with thicker GeOx (7.8-20.8 ). The physical origin of this mobility dependence...

An improved localization algorithm based on wireless sensor network is proposed to improve the localization accuracy of DV-HOP algorithm in wireless sensor networks. The new algorithm uses three edge distance method to calculate the position relationship between unknown nodes and anchor nodes. MATLAB...

A lot of researches have verified the protection effect of probiotics, prebiotics and their mixed preparation for the intestinal health of children. Probiotics promote absorption and protect alimentary canal of organism; prebiotics stimulate the growth of useful flora and have maintaining effect for...

National culture can enhance the country's cultural strength and penetrate into the country's economy, culture and politics. A good tradition of national culture can strengthen the country's international competitiveness. Chinese vast territory, diverse landforms and geographic spatial communication...

Vehicle information recognition is a key component of traffic enforcement camera system. Color plays an important role in vehicle identification. In this paper, we propose a method of vehicle color recognition based on SVM and Bayesian classifier combination. For distinguished vehicle color types, support...

In this paper, we investigate the high order well-balanced essentially non-oscillatory (WENO) finite difference scheme for simulations of tidal wave equations. The third order WENO scheme is employed to capture high gradients in an essentially non-oscillatory manner with a discretization by the third...

The production of the PCB board is related to the development of the electronics industry. In order to improve the quality of the circuit board, Startingfrom the detection of single PCB board and replacing the traditional manual inspection mode through using the methods of machine vision is to improve...

On the energy saving of existing buildings must be used in the preparatory work, planning is the priority among priorities, analysis of what period of residential buildings for energy saving in the economy is reasonable is an important task for the planning stage, the key to the transformation of the...

The quantitative analysis approach is a powerful tool for auxiliary decision-making, especially suitable for the semi-structured decision problem. In our studies, we propose a new CT-AHP based quantitative assessment approach with a multi-step process, in which AHP, calibration training, reliability...

We present a hierarchical triangular framework to guide Anthropocene governing research. We lay out basic system levels and inter-relations. We include a ‘human’ level, and address the different affects human activities are exerting on the other levels and interrelations. We point out that in more recent...

Sudden Disaster always damages communications infrastructure, adding to the difficulties of rescue efforts. To address this problem, this paper studies the features of post-disaster emergency communication scenario and proposes specific Domain-based Opportunistic Network Model (DONM) which divides an...

Sectors including industry and academia. Central to Bitcoin’s innovation is blockchain technology, which has sparked extensive research into its potential beyond simple financial transactions. This paper delves into blockchain technology, examining its historical development, the nuanced trade-offs inherent...

Internet and big data have gradually penetrated into various fields, having a great impact on China’s music education, and its development has caused the reform and innovation of music education. Today, with the universal realization of campus informatization, the diversified trend of thought has formed...

In this paper, a constructive approach for determining CELCS (critical error linear complexity spectrum) for the k-error linear complexity distribution of 2n-periodic binary sequences is developed via the sieve method and Games-Chan algorithm. Accordingly, the second descent point (critical point) distribution...

The emergence of LED public lighting systems have encouraged offering wider range of public light utilization for services other than ambient lighting. Existing literature has highlighted engagement with issues relevant to energy management, visual health, environmental pollution, public security, and...

According to the wide distribution and regional stratification features of China's power dispatching automated system, this paper presents a framework and its application processes of online distributed computing in integrated and cooperative multi-level dispatching systems, which is based on the smart...

Support vector machine (SVM) which is at the forefront of current research due to its high accuracy was used in this paper to carry out mean monthly runoff forecasting. Cuckoo search (CS) was introduced to determine the SVM parameters (kernel parameter ( ) and penalty parameter (C)). Mean monthly runoff...

In recent years, with the national attention to the vocational education, vocational education enrollment scale is getting more and more large, quantity of students in high vocational college is getting more and more, the problems in student management emerge endlessly, the development of students in...

Karachi is consider as foremost city of Pakistan regarding population and has huge contribution in entire economy, as well as has an attractive geographical position. But unfortunately entire city is facing immense causalities just because of bad road traffic safety system. The main purpose of this study...

The distributed seismic data acquisition system is a critical component to telemetry digital seismograph, while the performance of digital seismograph is subject to the performance index of this data acquisition system. A distributed seismic data acquisition system with high accuracy and low power dissipation...

As an emerging product of highly developed modern computer technology, virtual reality technology has drawn great attention from the society since its date of birth. Within just a few decades, tremendous progress has been made. It has gradually turned into a new field of science, and been extensively...

This paper introduced a portable elevator integration of multiple parameter measuring instrument, which can measure distance, resistance, voltage, current, rotation speed, linear speed, etc. and be easy to carry with a compact structure at the same time, providing a convenient, efficient, and fast testing...

In the practice of block cipher design, designers usually choose linear functions over with large branch numbers to achieve provable security against differential and linear attack. Recently, the Internet-of-Things gives rise to a number of applications that require Lightweight block ciphers, some new...

We propose a novel fiber Bragg grating (FBG) sensor system with low pump power and high optical signal to noise ratio (OSNR). This sensor system is based on a distributed Raman fiber amplifier and an Erbium doped fiber laser (EDFL). The EDFL cavity is composed by an FBG and a fiber loop mirror which...

Matching is crucial for data deduplication, but it's challenging due to inconsistent and incomplete data. Intelligent NLP algorithms are needed for unstructured data, and large datasets require strong technology. Machine learning approaches, sophisticated algorithms, and predictive analytics are...

In this research, the determinants of happiness scores across countries are explored using a data-driven, machine learning-based approach. The study employs a dataset comprising variables such as GDP per capita, social support, healthy life expectancy, freedom to make life choices, etc. to predict the...

In the new period of rapid network development, high and new technology is gradually applied to all walks of society, and cloud computing network technology gradually stands out. With the rapid development of science and technology,the development speed of cloud technology has become more and more rapid,...

For the initial clustering center usually choose the randomness of the problem, the pa-per proposes a new initial clustering center selection method. first, the algorithm calcu-lates the Euclidean distance of all data to the origin of the coordinate, and then evenly divide the k class, at last, the average...

Based on PLC control technology and RS485 bus network communication technology, a multi - channel electrical information acquisition and control system provided by this paper for teaching building to achieve centralized management of the entire teaching building and prevent serious waste of energy resources....

This paper proposes an efficient method to modify gradient and intensity histograms (GIH) for contrast enhancement, which plays an important role in remote sensing image processing and information extraction. First, a self-adaptive algorithm is used to flatten the shape of GIH of input image according...

A model automotive pump was studied, and the leaked failure of automotive water pump was analyzed. Through the statistical data, it was found the failure is mainly due to leakages of thermostat cover. Therefore, the reason of leakages of thermostat cover was analyzed, and improvement scheme was proposed....

Innovative approach to teaching assumes the use of interactive methods and techniques not only for organizing the training process but also for controlling students' knowledge. Thus, the problem of finding and describing interactive, the most efficient students' knowledge control methods arises. The...

Robotics is very popular in today's world. The robots are widely used in various fields of human life. They are used in medicine for development of space in the field of safety at work and at home. However, the design and simulation of the robot is a long and tedious process. Therefore, special programs...

Heartbleed is a catastrophic bug in the OpenSSL which is a widely used implementation of the Transport Layer Security (TLS) protocol on the Internet. The Heartbleed bug which allows attackers to get sensitive information such as the secret keys, the user names, passwords and the actual content is a serious...

Considering the deficiency in milling process parameters selection in the domestic. Based on the modeling of dynamic milling force and the calculate of chatter stability limits. Realizing high speed milling regeneration type chatter simulation algorithm with Matlab development tools. Through the modal...

A human decision-making model is analyzed firstly. Based on this model, a decision-making efficiency model on control information system that is composed by information sustain, usable time, decision risk and level of degree is proposed in this paper. And then, in order to effectively design the control...

The gap between slab and self-compacting concrete is one of the typical disease for CRTSIII slab ballastless track structure under service condition. This paper established finite element mechanical analysis model of track structure including rail, fastener, track slab, portal steel, self-compacting...

It is well known that Bernstein type inequalities play as an important role in analysis mathematics and some other areas, and which have been studied extensively and used widely. In this paper, we intend to extend these inequalities to fuzzy mathematics, namely establish fuzzy Bernstein type inequalities.

Local image descriptors are widely used and play an important role in temporal video segmentation tasks. However, the study of descriptors performance under a temporal video segmentation context has been overlooked. In this paper, we present a qualitative and quantitative performance evaluation of state-of-the-art...

There are several things from the fusion of fusion technology. Therefore, in the cloud, things can be called a new paradigm. With computer operations, generalized computing, and related technologies more closely interdependent, a system has been formed. This system is a world of things. More and more...

To solve the problem that report forms generated in information management system is not convenient for modification and conservation, a method of generating Word documents with texts and images automatically is put forward based on COM components of Office. The realization of the method is discussed...

With the rapid development of smart grid, the accurate measurement of all kinds of linear and nonlinear loads' electrical parameters is a major problem facing us in the power grid system. The main chips of the electric measuring meter are STM32 serial microprocessor core and IDT_90E36 electric energy...

In view of the current problems of insufficient capacity for agricultural facilities management and environmental monitoring, insufficient accumulation of relevant data for agricultural production, and low level of intellectualization of agricultural production, the greenhouse greenhouses were targeted...

A corrected evaluation benchmark is proposed based on the Middlebury benchmark. The major contributions of the presented benchmark include the following: error metrics of endpoint error are modified, and the corrected metrics can decrease the detrimental influence of human factors and reflect the actual...

Mental health education is an important part of college education. With the rapid development of computer technology today, many colleges and universities introduce computer technology to solve the mental health problems of college students. This paper introduces two systems in detail: the mental file...

Multilayer graphene was grown on Ni foil(30µm) via atmospheric pressure chemical vapor deposition (APCVD) at different temperature of 800 ,900 ,1000 , we observe structural difference between the three process by in situ X-ray diffraction and Raman measurements, our experimental results show that temperature...

This thesis is focused on the spinning process experiment of double conical wheel with small fillet radius on various materials and the measurement of spinning force using electrical measuring method. The result of the experiment is very close to the one by thamasett in the axial and tangential direction,...

We propose a method of automatic news topic detection in large-scale data. First, topic words are detected based on their word entropy. Then, the topic word co-occurrence net is constructed via the semantic relationships of topic words represented by their orders in which they appear within the original...

The kinematic errors of five-axis machine tool can be identified in no-cutting situation by the special instruments. However, the measurement process is complex and time-consuming. Machining paths of the test piece can represents the relationship of the kinematic errors of the rotary axis and the machining...

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With the wide coverage of the WAMS in power system, it is possible to detect the static parameters of power grid branch with PMU measurement. The paper presents a method, that is ,by the reformation of state space and linear static state estimation. To improve branch parameter computation redundancy,...

At present, according to Chinese construction financing situation of sewage treatment, and through the analysis of the shortcomings existed in the project financing mode,we briefly discuss the BT pattern, listing financing, asset securitization financing, consider that the BT mode, listing and financing...

GSM-R is a railway mobile communication network adapted to railway informatization and security. Determining the weight value of each index is the key step for comprehensive evaluation of GSM-R network operation quality. The traditional fuzzy analytic hierarchy process (FAHP) is not suitable for the...

In order to quantitatively analyze the influence of vibration on the imaging quality of aerial cameras, the optical transfer function is used to evaluate the image of vibration on imaging quality. The dynamic Modulation Transfer Function(MTF) is used to evaluate the degree of blurring of the image. And...

As a beneficial supplement to our financial system, the development of Internet finance has promoted the innovation of financial model and injected strong vitality into financial market. Internet finance provide clients with more convenient and fast financial services, effectively alleviate the financial...

Interior space uses the physical space to accommodate human activities and affect people's psychological experience, which are mutually decided and affected, so researches into interior space are mainly based on the interaction process and methods of people's psychological experience and interior space...

The problem of poor teaching effect of tensile experiment in Material Mechanics course in higher vocational colleges has existed for a long time. In order to solve it, the research team put forward a method of using modeling and simulation to obtain materials such as pictures, animations, so as to improve...

The dominant key to achieve superior Ge surface passivation by GeOx interfacial layer is investigated based on ozone oxidation. The interface state density (Dit) measured from low temperature conduction method is found to decrease with increasing the GeOx thickness (0.26-1.06 nm). The X-ray photoelectron...

Path planning is an important way to alleviate traffic congestion, but the traditional path planning algorithm can only tell us the shortest distance path. Meanwhile, the traffic information is dynamic and changes over time, so the initial optimal path is likely to be invalid when traffic conditions...

This document expounds the concept, characteristics and significance of knowledge sharing about teaching management in colleges and universities. In five aspects, clouding knowledge, ability, psychology, resources and technology, organization, this paper analyzes the obstacle factors of knowledge sharing....

A bin shelving is one of the most popular furniture for storage. It not only stows materials effectively, but also increases vertical space while storing materials. It's very important to think about the load of every layer of a bin shelving. Every loading point of a bin shelving will affect the total...

The point cloud data obtained by 3D laser scanner is not only simple in structure, easy to operate, but also don’t need store topological relationships between points. They can be used to express complex geometry and surface characteristics of irregular objects. However, in the process of obtaining the...

Speculative execution is the key technology to improve the execution efficiency of Hadoop cluster. In the large-scale cluster reasonable Speculative execution can effectively reduce the execution time for the job. At present, there is still a big problem in the detecting of the Hadoop's Speculative execution...

This essay firstly analyzed the development trend of space debris, and the establishment of a development model of low-orbit space debris size. On this basis, this essay in-depth analysis of the efficiency of different methods to eliminate debris. The relational model is built for the elimination of...

"Internet+", a new format of Internet industry, is a new form of economic society generated by the evolution of Internet format driven by innovation of knowledge society 2.0. Wide use of mobile Internet, cloud computing, big data, Internet of things and so on have brought opportunities and challenge...

Sorting control system plays a very important role in the advanced manufacturing field. Is an important part of modern logistics and industrial control system, implementation of materials at the same time sorting over continuous multilayer. In various industries such as: logistics and distribution center,...

Death of a Salesman, is regarded as one of the three most remarkable tragedies in America. The author, Arthur Miller, emphasized that the drama should not only express characters’ psychological and subjective world, but also convey the real complex social situation. It has successfully characterized...

Real-time detection and tracking of moving target is an important part in modern warfare, its authenticity and real-time quality determine the success or failure of the war. This article has designed a DSP based moving target detection and tracking semi-physical simulation system in the application background...

Non-supplementary Fired Compressed Air Energy Storage System (NF-CAES) consists of compressor, turbine, gas storage chamber, heat exchanger equipment, such as the complementary combustion type compressed air energy storage system is an important link in the thermal efficiency of heat exchanger. Tube...

A dynamic optimization production method is a focused approach to planning and continuous improvement for all operations and processes in the distribution center. A mathematical model is developed and presented to solve the optimal control problem in matching multi-stages production plan at any point...

At present, the video acquisition and compression system which is based on PC achieve the purpose of video capture through a dedicated video capture card by using PC's powerful data processing capabilities and its marvelous interface. Although the PC-based system is currently widely used and with a strong...

The convolution neural network with deep residual network structure is applied to the prediction of milling tool wear, and the high prediction accuracy is obtained. Based on the data set of the 2010 PHM data competition, this paper constructs 64000 data samples from the total life cycle wear data of...

Muscular imbalance disorders like upper crossing syndrome are related to numerous types of referred ailments, most particularly discomfort in the jaw. It includes difficulty in opening and closing the mouth. This is associated with temporomandibular dysfunction. Measuring and tracking elements on a computer...

This research proposes an innovative method for distinguishing real images from deepfakes using Vision Transformers (ViT) combined with the AdamW optimizer and cosine similarity. The approach utilizesViT’s self-attention mechanism to capture global spatial relationships and extract rich feature representations...

With the booming development of global cross-border e-commerce, store operations face increasingly complex and dynamic compliance risks including platform regulations, laws and regulations, and intellectual property. Traditional audit methods struggle to achieve efficient and comprehensive risk management....

Position-based routing is a promising technology for VANET. And location service is the fundamental component for the success of position-based routing. A map-based location service algorithm is proposed in this paper. It uses a predesigned hash function to map a node to a certain location, where location...

The reform and research of the teaching model are based on the training program for excellent engineers and the course of power electronic technology. The purpose of the reform is to enhance students' creativity and practical ability, get rid of the confinement of the traditional teaching mode, and highlight...

A control system in satellite communication terminal of low information rate is designed via program based on ATmega128 system controller, which has realized the function of operation control in the satellite communication terminal of low information rate. The synchronization signal of clock is simulated...

Cloud library is a new type of Digital Library based on the network platform. It is a collection of all kinds of digital library. Through the middleware technology and virtualization technology, the establishment of a strong academic digital resources literature service model, unified distribution, management,...

A high precision clock system is required in the external target experiment of the Cooling Storage Ring (CSR) project in the Heavy Ion Research Facility in Lanzhou (HIRFL). Considering that the detectorsare located in different places of the experimental hall, a high quality clock signal is required...

With the improvement of scientific and technological progress and production automation level, package stacking robot for train loading was quickly applied. In this paper, according to the work site of the actual demand, a new train loading system based on the robotic technologies was designed and put...

The ability to accurately determine the geographic location of an arbitrary IP address has potential in many applications. This paper presented a novel algorithm for IP geolocating based on network measurement. Considering the features of China Internet's distribution, using trace route tools, we build...

This paper presents iterative learning control of multiple state vector system, whose initial states are equal. By introducing the vector Lyapunov function, it involves interesting criteria to guarantee the robust convergence of the tracking error in the sense of the ?- norm. Finally, the validity of...

With the advent of the digital age, people can book hotels remotely using mobile applications without having to visit in person, resulting in a surge in hotel cancellation rates, causing serious losses to hotels. Therefore, hotels must prepare in advance by predicting hotel cancellation rates. This study...

Passenger ropeway line selection is often constrained by topography, architecture, protection of trees, geology and other factors, and the traditional passenger ropeway line selection to the two-dimensional map selection as the main way, supplemented by on-site surveys. This way of working often can...

Due to the establishment of domain ontology is prior to information extraction activity, therefore it is impossible to extract the relevant information when new issue from new field is coming. These documents which include new issues become isolated text in text set. The information in these documents...

In order to measure the weight of yak more conveniently and effectively, based on BP neural network, this paper provides a portable dynamic weighing System for yak. The wireless transmission mode is adopted between the acquisition module and the instrument in this system and weighing platform is added...

Design procedure for longitudinal slot arrays fed by air-filled rectangular waveguide including mutual coupling has been discussed and studied in many papers, and widely applied. Due tocomplexity of internal field, it is difficult toemploy the same method on slot arrays fed by ridge waveguide. In this...

In view of the growing complexity of Crimea Crisis between Russia and Crimea, on the basis of analyzing the origin and weighing all the factors, the use of conflict analysis method could be taken to analyze the strategies that may be taken by both sides and boldly forecast the trends and outcomes. Meanwhile,...

The design of the switching power supply transformer, applied to the phase-shifted full-bridge inverter circuit as an example, is discussed in this paper. First, the main circuit of the phase-shifted full-bridge inverter is presented, and the basic design considerations from references are reviewed....

This paper analyzed methods of Maximum Power Point Tracking Algorithm of Photo voltaic Power Generation System. such as disturbance observation method, the improved disturbance observation method, incremental conductance tracking algorithm, the improved incremental conductance tracking algorithm, these...

The solar chimney and the solar collector are two important components in solar energy engineering. Solar collector is mainly used to gather solar energy. Correspondingly, the angle at which the solar collector receives the maximum solar radiation is its core parameter. While for the solar chimney, solar...

Interaction and mutual demand between logistics and financial institutions lead to constant development of logistics financial business with rapid development of logistics industry in China. All major commercial banks begin to develop logistics financial business, and logistics financial business belongs...

The clinical application of dual-energy CT (DECT) system is a significant technical progress in X-ray medical imaging for recent years. Compared with conventional CT, DECT is capable of differentiating tissue and eliminating beam hardening artifacts and plays a unique role in current diagnostic imaging....

Development of business intelligence cannot leave XBRL. In order to exert the potential of XBRL, semantics must be added to realize the combination of XBRL and semantic web. It’s important to understand the research status of domestic XBRL semantic research. So the article takes XBRL as inscription and...

Conventionally, linear precoding methods in a Cognitive Radio (CR) Multiple Input Multiple Output (MIMO) network mainly aim to cancel the interference received by cognitive Users (SUs) completely, and most of time, the effect of noise often be ignored. To achieve superior performance of the CR system,...

Quartz crystal microbalance (QCM) is a very powerful method that can measure a mass variation per unit area by measuring the change in frequency of a quartz crystal sensor. The hybrid temperature effect on a QCM sensor in solution leads to unconvincing detection results. A 3D Computational fluid dynamics...