Advances in Computer Science Research

Aiming at the poor connection and overload of electrical lines on campus, it is easy to generate fires, and then propose a wireless monitoring system to build a campus electricity monitoring system. The solution can dynamically set the threshold of the smart socket to avoid overload and affect the circuit....

Commercialization of electricity market is a new trend in the development of China's electric power industry. Power supply marketing management is the core work of the power supply enterprises to deepen the reform and integrate into the socialist market economy. It is the key process and key route in...

UAVs often need to perform tasks in low-level complex environments. In order to protect the safety of UAVs, it is necessary to avoid radar and to avoid early warning and obstruction. In this paper, the obstacle avoidance radar of UAV is analyzed deeply, and a stable, low cost and miniaturized LFM broadband...

Derivative peaking phenomena appears in the initial stage when the initial value error between the classical extended state observer (ESO) and system state variables is bigger. A general form of extended state observer with nonlinear hyperbolic sine function is provided. The stability of a second-order...

This paper introduces an acoustic emission sensor using PVDF Piezoelectric film which is convenient to use in the field. In order to verify the reliability of GIS fault fast positioning system based on PVDF piezoelectric film sensor, four different kinds of typical defects were set, and the practical...

With the continuous development of the state grid, the application of information technology has been strengthened. And the application of data network is more and more complex. In this paper, it will combine the practical work experience with the fault location and the exclusion of the state grid data...

The development of the system is mainly for students in the Android mobile platform for online testing of each course.This paper first gives the environment of the development of the testing system, analyzes the system structure of the online testing system, expounds the basic development ideas of the...

Crank and rod mechanism is the key component of the engine, and its stress variety and load distribution have an important effect on the reliability of the engine. The kinetic and kinematic responses of the crank link mechanism are studied by the coupling analysis of multi-body dynamics and static mechanics,...

The leaps in Artificial Intelligence (AI) in recent years have been unparalleled, spawning world-class collaborative platforms to align civic strategies, illuminate near-term realities, and steward sustainable, long-term urban outcomes. These features integrate AI governance, ethical use of AI, and generative...

Based on the GARCH-Copula-CoVaR model, this paper examines the stock market interdependence structure and risk spillover effects between China and the regions along the “Belt and Road”, and analyzes the characteristics and evolution of risk correlations in normal and extreme situations. The research...

The network intrusion detection systems which based on anomaly detection techniques plays an important role in protection network and systems from harmful attacks. With increasing in attacks and the new security challenges, The lower accuracy of anomaly detection method based on cluster analysis network...

With the development of society and the improvement of living standards, the increase of the average life of residents, China has gradually entered the aging stage. Community health service has been more and more attention. In this paper, proposed a people-oriented, application of computer network, medical...

On the road of exploring the innovation of teaching mode, the new and old teaching mode are crossed, and the MOOC and SPOC are mixed with the flipped classroom model to construct a mixed teaching model based on "MOOC + SPOC + flipped classroom", make it localized and campus. In view of the small scale...

Under the background of the rapid development of information technology, modern education is inseparable from the multimedia assisted teaching with information technology as the core. Multimedia teaching with computer as the main body can provide students with rich and colorful information resources...

Text Classification with sentiments understanding is an essential task for data processing and predicting user behavior. In case of Multilingual data, the process requires to convert the entire data to machine understandable language or to pre-process the text prior to classification keeping the semantics...

Office leisure is the common pursuit of the enterprise, government, leadership and staff. The relaxed, happy, free and comfortable life is people always wish, also is inevitable to era development and social progress. So, according to the demand, indoor and outdoor dual-use multi-function folding leisure...

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

In this paper a 6-path tunable bandpass filter which is able to reduce both Harmonic Selectivity (HS) and Harmonic Fold Back (HFB) effect simultaneously is proposed. The filter contains two channels of 6-path switched capacitor filters with same circuit structure but different clocks and is designed...

Social networks include a large number of social members who cooperatively forward messages. However, spammers publish links to the virus and view or follow a large number of users, creating many misleading news on mobile social networks. In this article, we propose an adaptive model for social spammer...

The prevalence of short text comments in the comment sections of social media platforms accelerates the rate of information dissemination. The diversity and unpredictability of comment content can affect the sentiments of viewers and their judgment of topics and interfere with social media platforms’...

Stock market price prediction is a significant research area in finance, and accurate predictions can help investors make better trading decisions. With the advancement of machine learning (ML) technology, data-driven methodologies have progressively superseded classic statistical models. Based on Yahoo...

China cultural goods trade is attracting wide attention from all walks of life. But there are still plenty of problems behind the rapid development. Therefore, this article studies China cultural goods trade from two perspectives, analysis of situation and the empirical analysis. In the empirical analysis,...

With the development of biomedical engineering, computer science and the bionics, medical treatment develops fast with them too, because these technologies are widely used in medical treatment. Retinal prosthesis is an example based on these technologies. In this paper Spartan 6 series XC6SLX150T development...

As a new power supply mode, wireless energy transmission has a very broad application prospect, which has been widely concerned by academia and industry. In this paper, based on the principle of magnetic coupling resonance, analyzed the technology and designed a set of wireless energy transmission system...

The current situation of the index term extraction for Chinese books was investigated. Aiming to improve performance of traditional key phrase extraction methods for extracting index terms, we propose a novel feature named professional score to evaluate the importance of each candidate. Wikipedia is...

In order to achieve the goals that asynchronous motor operates energy –savingly and economically by lowering the operating voltage when the light load or no-load running, this paper starts from the T simplified model of asynchronous motor, and analyzes the energy consumption in detail, then uses the...

The harmonic pollution of power electronic equipment has a strong negative effect on the quality of power supply and power efficiency. In order to improve the power factor, we designed the three-phase two-level active power factor correction (APFC) circuit. The former Boost converter connected with the...

Recently, various acquisition systems require data converters to provide higher resolution and sampling rates. The physical layout of parallel interfaces and the bit rate limitations of serial LVDS methods pose technical hurdles for designers. The design is based on the classical architecture of FPGA+DSP+ADC...

We study the regional mutual information to build a powerful and effective no-reference (NR) image quality assessment (IQA) approach. This approach does not need to compute distortion-specific features, but use the features which can distinguish the distortion in images across the distortion types. Such...

With the purpose of applying a Gaussian distribution as a diagnostic tool for detecting incipient faults in power transformers, we investigated the fundamental characteristics of Gaussian distribution than theorem of the form – the mean and variance of the uniform distribution to take the parameters...

In this paper, we have made a simple Al-p+ layer on n-type silicon wafers with a commercially available aluminum paste, screen-printing and traditional annealing furnace. The influences of firing cooling rate on the structure and thickness of Al-Si recrystalline layer are discussed. By changing the cooling...

Fair resource is a key building block of any shared computing system. Recently fair division theory has emerged as a promising approach for the allocation of multiple computational resources among users. We have introduced Contribution Resource Fairness (CRF), a fair sharing model that generalizes max-min...

This paper analyzed whole workflow of this system, and pay attention to detailed the function of upload data to system by using the analysis method of Finite State Machine for testing. Introduction

This paper presents a method of improving the position response speed of the servo system based on electromechanical actuator position servo system. In this paper, a novel decouple technique is derived from PMSM decouple state equation, separating direct axis current from quadrature axis current ulteriorly,...

As the popularity of the smartphone, APP for smartphone has been an important industry of Mobile Internet. In this condition, users of this phone concerned much more about the experience of APP’s interface. In this paper, the author based on lots of survey, summarize a serial of useful theoretical basis...

How to motivate the officers to be at ease is the important problem of the relationship between the core fighting force of the army. At present, the military general use of the task of the lack of a lack of strategic thinking on the overall organizational strategy, long-term incentive system is too simple,...

In the design process of modern advanced propeller or prop fan, tip induced loss has been the foremost cause of power cost and its natural of difficulty in quantization also causes the deviation of power on the design point. Based on the former research and combined BEM method with the Tip-Loss Factor,...

The power supply problem is one of the main problems facing the capsule-like robot technology. There are many issues worthy of further exploration. Such as the transmitter power and efficiency is not high, the performance can be greatly reduced when increase the using frequency, coil position stability...

Transportation is an indispensable part of the city, however, with the development of social economy, traffic congestion, traffic accidents, resource shortage and other related issues have become the common problem faced by all countries in the world. Selecting an optimal traffic-scheduling scheme to...

At present, the closed-loop identification methods of nonlinear systems can not provide an satisfied performance. Generally, the step responses are performed to obtain the acceptable models of industrial processes. In consideration of this, the paper proposes a state distinction based identification...

The construction project is a costly project, and waste of resources has always been a common phenomenon in construction projects. The construction cost control should be from the whole process point of view, in order to effectively control the cost within a reasonable range. In this paper, the author...

In this paper, we propose an efficient proposal of quantum-controlled teleportation for transmitting arbitrary multi-qubit states via maximally three-qubit entangled states, in which the sender transmits arbitrary multi-qubit states to the remote receiver under control of the supervisor. This proposal...

In terms of specific energy consumption, heat treatment of magnesite in shaft furnaces is a very difficult process allowing reaches the desired characteristics of processed magnesite substances only in increased energy consumption. The main reason is nonuniformity of sintering temperatures in the cross...

At present, raw milk is mainly supplied by smallholder dairy farmers or small-scale feeding bases in China. Considering liquid characteristics of raw milk and its current acquisition mode, the paper analyzes the feasibility of quality improvement cooperation between the dairy farmers and processing companies...

In recent years, with the global economic integration, marine trade has rapidly developed. The the scale and quantity of marine trade gradually expanded, the demand for maritime technical personnel increased, and the higher requirements of the quality of personnel are put forward. In order to fully implement...

The spiritual character of patriotism can be greatly strengthened and embodied in military training. Cultivating the quality of patriotism of contemporary college students is conducive to inspiring their patriotism and helping them to establish a correct political outlook and values. In view of this,...

In the last several years, methods with learning procedure held the state-of-the-art results for person re-identification (re-id) problem, especially the metric learning algorithm. Recently, with the success of deep learning methods on many computer vision tasks, researchers started to put their focuses...

With the rapid development of the internet and e-commerce, the scale and influence of internet platform companies are gradually expanding, bringing new categories and challenges to corporate social responsibility. The emerging internet platforms have the characteristics of multi-level and nested nature,...

Through the elaboration of the application status of computer 3D modeling technology and the discussion of the development trend of customized furniture industry, the computer 3D modeling technology is applied to the design link of customized furniture, and the relevant design practice is carried out...

In recent years, machine learning algorithm has been widely studied in the field of traffic classification. However, most studies focus on performance improvement of classifier, pro-phase work of traffic classification - feature selection is ignored. Therefore, WSU is regarded as metric, an ATFS algorithm...

In the design of control system, if only the control precision is taken into account, the control energy may be too large, but in a real system, control energy is often limited. Based on this, the attack angle error and engine power are treated as optimization objectives, then the parameters optimization...

IN order to find out the family's behavioral intention to use the Early Education and Parenting Apps, this paper is based on the S-O-R theory、the Technology Acceptance Model and the use and satisfaction theory. The data of 917 valid questionnaires from 33 provinces in China were analyzed by structural...

This research project explores building a speech emotion recognition system using Convolutional Neural Networks (CNNs). We leverage multiple datasets like RAVDEESS, Crema-D, TESS, and SAVEE, which contain audio recordings labeled with emotions (happy, sad, angry, etc.). After meticulously converting...

The investment strategies of hedge funds are diversified. In the face of changing market conditions, it remains unclear whether the hedging strategy will be affected by external factors within a specific period, resulting in abnormal performance or not. On this basis, we investigate the performance of...

Multi-outlet link has been widely used in the campus network. Based on the actual case, this paper introduces how to use DNS to adjust the inbound and outbound traffic of multi-outlet network, the users do not need to modify the client.According to the actual use of the outlet link, we can take the precedence...

Objective To study the effect of bioactive peptides from the oviductus ranae of rana temporaria chensinensis on immune function in normal mice.

This paper mainly discussed a multi-degree-of-freedom, multi-servo-control methods in walking process of a bipedal robot, 4-way multi-infrared tracking and other related content. A robot designed according to the relevant principles can automatic tracking, collect the signal through the transmitting...

In this paper, we conduct research on the effective image retrieval algorithm based on the edge detection and morphological analysis. In the process of image retrieval, the traditional method, because of the disturbance to the environment and the filming equipment considered inadequate, because the filming...

In this paper, the life evaluation of gyroscope components of information-based ammunition control system is carried out by using accelerated life test. The present research situation of accelerated life test technology is discussed, and the basic principle, shortcomings, the general process of evaluating...

With the development of the economic society, the employment environment, employment structure and other aspects of our country have changed. College students' self employment is no longer strange, but the entrepreneurship road is very hard. Colleges and universities should adhere to the people-oriented...

For facial expression features extraction and automatic clustering, a method is proposed. This method integrates improved LBP operator and K-means clustering. Firstly, facial features are located by integral and variance projection. Improved LBP operator with changed threshold is figured out. Secondly,...

Although silicon carbide crystals have been commercially available, the structural discontinuity in crystal always leads to complex interplay between the atomic positions and the electronic structures, hence results in the crystal reconstructing structurally and electronically. Here we investigate the...

The twenty-first century is the era of knowledge economy, and the core is entrepreneurial economy. How to facilitate the innovative entrepreneurial education, improve its education quality has always been the mission for college teachers. Flipped classroom will change the traditional role, learning space,...

The basic principle and application of piezo-resistive and piezoelectric are expounded. Also the method of deposition of tantalum nitride on the glass to fabricate piezo-resistive pressure sensor, and the method of a plurality of piezoelectric thin film in parallel to form a high sensitivity sensor are...

( )-Epigallocatechin-3-gallate (EGCG), a major compound of tea polyphenols it has exhibited an antioxidant activity in previous studies. Cu2+ can be a center ion in complex reaction with EGCG and affect its antioxidant capacity as well. To investigate the effects on antioxidation of EGCG after add Cu2+...

To solve the difficulties in training on ship, a new simulator was developed by importing, digesting and recreating the Kongsberg simulator. With model-based and object-oriented design following by modular programming method, the whole set of system is developed by VB under Windows platforms and Sequence...

The quality of side information (SI) has a direct impact on the rate-distortion (R-D) performance of multi-view distributed video coding (MDVC). In this paper, we propose an inter-view SI generation scheme for MDVC, which combines hybrid search and multi-selection. In the presented scheme, both feature...

ince the 1950s，especially the 1970s，a large number of Western women photographers haverisen ,using their own bodies as subjects, and self-photography as an all edge tool, cutting into care of the social and culture deveplopmont, making multiple photographic styles from a new moden visual culture landscape,...

For the granular materials thermal treatment, the material granulometry belongs to the principal factors influencing furnace performance and product quality. Mathematical modelling belongs to the basic tools of their research and operation. The paper presents the mathematical model adaptation for thermal...

Taking into account the development trend of distributed photovoltaic power generation, there will be a high permeability of PV in the future distribution network, and the traditional three stage current protection will be no longer applicable because of the malfunction or rejection. In order to maximize...

This study attempts to investigate the link between rainfall and climatic large-scale synoptic patterns. Here, we employed the fuzzy inference system (FIS) to forecast rainfall. Six linguistic variables were considered as an input for the proposed system, split into two FIS. Average Mean Temperature...

This essay aims to improve stock portfolio performance by enhancing the traditional weighted scoring model with three classification methods: tree decision, logistic regression, and voting taxonomy. As financial markets evolve rapidly, traditional models face challenges such as unclear stock selection...

Bilingual teaching plays an important role in accelerating the process of internationalization of higher education and cultivating highly qualified talents with international competitiveness. Bilingual teaching has always been one of the hotspots of teaching reform in our country and one of the focuses...

High density assembly of aerospace electronics equipment is an important direction of research linking technology. Based on the experiment, the paper complete the solder of high density aerospace products under different welding parameters , including PBGA and CBGA in different sizes. Secondly, execute...

Nowadays with increasing economic progress and development of science and technology, human society has entered the digital media era and Virtual reality technology virtual reality is making the leap into everyday life and widely used in all walks of life. The paper is based on the display of space design...

Fair resource is a key building block of any shared computing system. Recently fair division theory has emerged as a promising approach for the allocation of multiple computational resources among users. While in reality users are not all present in the system simultaneously. Dominant Resource Fairness(DRF)...

An active learning SVM technique taking advantage of the cluster assumption was proposed. In each active learning iteration, unlabeled instances in the SVM margin were first grouped into two clusters. Then from each cluster, points most similar to the other cluster were selected for labeling. Such points...

Permanent magnet synchronous motor has replaced the dc motor in many occasions and become the mainstream in the servo system. But the dynamic model of the permanent magnet synchronous motor is a strongly coupled variable system. Permanent magnet flux in the machine under different operating conditions...

It expatiates on the design of TMS320F240DSP in wire feeding system which introduces the thoughts of design, hardware and software to the system. And it also presents the application of brushless DC motor in wire feeding system.

Based on the analysis of the current situation and requirements of the aerospace business network, faced with the emerging intelligent perception IOT system, the shortcomings of the existing aerospace business network, especially the inadequacies of the existing architecture, are summarized and analyzed,...

Denial of Service attacks is a substantial threat to the network security, as they overwhelm system resources and disrupt essential services. This study investigates DoS attack detection using a hybrid LSTM SVM machine learning approach, integrating Support Vector Machine and Long Short Term Memory networks....

With the deepening of information technology, risk assessment has become increasingly important in the field of information security. In view of the current situation that China lacks quantitative evaluation technology in terms of network terminal security status evaluation, this paper proposes a set...

Aiming at the strict requirement of pointing stability and dynamic environment of optical spacecrafts with micro vibrations in reaction flying wheels or other attitude actuators, this paper presents a passive double-layer micro-vibration control concept. The proposed micro-vibration system comprises...

Smart grid has become the hot topic to domestic and foreign about the development trend of power grid in recent years, and communication technology is foundation of the development of smart grid, the paper forecasts the smart grid communications automation and development trend. Further from intelligent...

As atraditional sports event of ethnic minorities, stilts racing has drawn wide attention from all walks of life since it was listed as a competition project in the Seventh National Minority Traditional Sports Games. However, as a new competition project, it still needs to be further improved in the...

Machine learning-based object detection has become a key technology for automating real-world applications in various fields. We discuss the object detection frameworks, evolution of deep learning models such as YOLOv4, YOLOv6, YOLOv7, and Vision Transformers. They outperform these methods in applications...

every field needs to face with problem on superficial area measurement of irregular object, how to quickly, effectively and accurately measure the superficial area of irregular object has appositive effect on increasing economic benefit, so it attracts universal attention. With the development and application...

In this article, starting from the Japanese deep cultural consciousness, an in-depth analysis of the characteristics of Japanese culture was performed. Moreover, the conflicts during the Sino-Japanese cross-cultural communication and causes of such conflicts were interpreted, and finally suggestions...

Due to the complexity in respiratory signals, an experienced coder is often required to identify the acceptable cycles and mark the start and end times for each cycle. This algorithm is an important step toward timely identification and coding of more complex respiratory signals and more efficient analysis...

Simulation system plays an important role in the production process control and product optimization of multi-model H-beam hot rolling process. In this paper, an automatic modeling module was developed based on the customized application development method provided by ABAQUS, and the rolling process...

With the development of the economy and the improvement of living standards, artificial intelligence technology is gradually changing people’s lives, and people’s cognition of knowledge has undergone a new turn to a certain extent, which is undoubtedly a huge challenge to traditional education. Kindergarten...

Anti-Virus engine depends too much upon the signature database and each detection module couples tightly. To solve this problem, an extensible framework is presented. The function module and data module are decoupled by using the intelligent signature and decomposing composite modules. Inversion control...

3D reconstruction from a single image is a challenging problem. In this paper, we present an improved method for 3D reconstruction. We use improved arrival time method to solve the Hamilton-Jacobi equation which is obtained from the method of shape from shading (SFS). The concave-convex ambiguity problems...

A quantitative mathematical model of mixed noise sources is proposed, which based on equivalent consecutive sound level , aiming at overcoming the defect of A-weighted sound level, by workers’ subjective response to noises cannot be represented. Multiple acoustic field Contour map is used to visualize...

Trust relationship plays an important role in helping customers arrive at a trade decision in e-commerce. Numerous models and prediction algorithms have been proposed to calculate trust value. However, these models and algorithms are impractical in e-commerce transaction. In this paper, customer-to-customer...

Direct on-site measurement of individual noise sources in AC substations is challenging, since the measured audible noise is a mixed result of diverse noise sources in the substation. In this paper, the audible noise of substation is divided into three categories: body, cooling device and corona noises....

In the most of the cold regions of the Northern Hemisphere, three even six months are cold season every year. In order to meet the needs of the project schedule, a large number of construction engineering are still advanced in winter. The low temperature can cause cast-in-situ concrete component of early...

through the research of CNC lathe automatic programming and machining simulation parameters, summed up in the CNC lathe processing of complex shape programming procedure has advantages, and the complex parts processing as an example, the processing technology and NC program is complete, the use of CATIA...

Emotion recognition stands as a cornerstone across various domains, propelling the evolution of artificial intelligence. This paper introduces a pioneering approach to emotion recognition, employing a Bi-directional Long Short-Term Memory (Bi-LSTM) neural network fused with an attention mechanism (Att)....

As business and economy develop, packaging design is being improved and innovated constantly. The future packaging design should adapt to business development and environmental protective living surroundings. So the future packaging design needs to be discussed and planned deeply.