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The current rapid rise of generative AI has the potential to set off a new industrial revolution and even trigger disruptive changes in human society. ChatGPT, as a kind of generative AI, represents a major advancement in the field of AI, which enables the development of human society to enter into the...

Function occupies very important position in the whole mathematics, and the function is the core concept in the middle school mathematics concept, throughout the entire middle school courses. Function concept itself is of very strong abstractness, which is difficult for students to understand, which...

In 2020, the whole world has encountered the Black Swan incident COVID-19 in economy, medical industry, and chemistry industry. In order to investigate the effects on chemistry industry, we use the Fama-French model to calculate and evaluate the sensitivities of industries before and after the pandemic....

Spoofing is an important threat to present satellite navigation equipment; and the research on spoofing technology is the basis of the anti-spoofing technology. According to the principle of spoofing, this paper analyzes constraints on timing receivers and navigation receivers. The analysis results show...

Employing infrared telemetry principle and diffusion theory, this paper has established remote sensing model of continuous point source hazard clouds according to its density, harm in-depth and corner relationship. After a series of experiments, this model is convincible in effectively realize its immediate...

Designed a DNA-based genetic algorithm under the universal architecture of organic computing, combined particle swarm optimization algorithm, introduced a crossover operation for the particle location, can interfere with the particles’ speed, make inert particles escape the local optimum points, enhanced...

Digital financial inclusion has become essential for regional economic growth. This paper explores its impact on regional economic growth through the lens of technological innovation, using provincial panel data from 2011 to 2021. A fixed-effects model examines how digital finance promotes regional growth...

Membrane computing (P system) is a new computing model; it comes from the research of the basic function and structure of creature’s cell membrane. It has complex structure and multi-level. It converges quickly and has high quality of the optimal results. In this article, discussed the basic theory of...

This study applies questionnaires, randomly stratifies 552 adolescents of both genders from 26 towns in Yunnan border areas, investigates the sports lifestyle of rural adolescents in Yunnan border areas, and also analyzes the influencing factors. And the following conclusions are obtained. Students'...

In order to make full use of the solid wastes, an energy internet is designed for Laogang base, the biggest place to recycle wastes in Shanghai. This energy internet combine heat and methane with electricity on the basis of current multi-energy system in Laogang to increase energy utilization rate and...

Study the current state of cloud technology use in teaching, and train the cloud teaching mode and operational process. To judge whether the cloud mode of instruction has achieved the desired effect, the method of combining the analytical hierarchy process with the BP neural network is selected. A system...

In recent years, the internet of things (IOT) has been a focus of research. RFID (Radio Frequency Identification) as a core technology of the IOT also attracted the attention of industry and academia. Security is the key issues for emerging applications of the IOT based on RFID. In order to promote the...

This study summarized international common used indicators to measure food security, and compared two indicators, calorie intake and Food Consumption Score (FCS) based on the evidence of filed survey in 6 rural counties of west China. The results showed that the proportion of food secure households is...

The detecting information of strap down seeker can’t be applied to proportional navigation directly because it is coupled with missile attitude. So the method of line of sight (LOS) rate reconstruction for strap down seeker is proposed. The reconstruction result would be reflected by background noise...

Watching short video has become one of the most popular leisure activities in China, especially among teenagers. However, some previous researches pointed out the possible negative impacts on students’ grades brought by watching short video. This paper focused on the 3 main elements in watching short...

Design is both art and the carrier of culture since its birth, and draws nourishment from the traditional culture. Up till now, design and traditional culture is still closely related. Visual communication realizes the delivery and communication of information through the generation and interpretation...

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

This paper is to establish a comprehensive system combining statistics, monitoring and evaluation of energy consumption and CO2 emission, which is to obtaining the real-time traveling geographical coordinates and energy consumption by using mobile vehicle-mounted terminal. It allows transport authorities...

Establish two class operational effectiveness evaluation index system of smoke support system, and based on classic smoke support operational scenario, according to system simulation method, conduct program inferring and deducting and evaluate smoke operational effectiveness by integrating it into full...

Objective To analyze the spatial structure and structure feature, then predict B-cell epitopes of Mycoplasma suis ORF9 encoding protein. Methods The secondary structure, structural feature and B-cell epitopes were analyzed and predicted by DNAStar software and IDEB. Results the secondary structure of...

In standard runoff plots with 10° and 15° slope croplands in purple soil areas, the paper studies influences of plant hedge on slope water and soil loss for slope croplands in purple soil areas under the natural rainfall conditions comprehensively and analyzes control actions of plant hedge’s intervals...

With the continuous promotion of the energy revolution strategy, the supply side and demand side of energy is changing dramatically, especially the large-scale access to distributed power sources such as wind turbines and photovoltaics, which brings a great impact on the operation and transaction of...

This paper proposes an intelligent algorithm to predict the MBR membrane flux. The algorithm applies the least squares support vector machine (LS-SVM) to the research of MBR simulation prediction, optimize the penalty factor and kernel parameters of LS-SVM model by particle swarm optimization (PSO) for...

In this paper, based on Chambolle’s Projection Algorithm, an PDE was proposed to replace the total variation model for removing image noise. In order to improve the algorithm, the TVD Runge-Kutta method, which has high-precision of time direction, was introduced to solve the equation. The numerical results...

In this paper, we present a controller design on mini aircraft with four rotors from its theory to implementation. The dynamic model is gained by means of Large-scale transformation Algorithm of Quaternion to Euler Angle. We apply Cortex-M4 inner core microcomputer as a processor; get angle information...

Shadow detection and removal is a key problem in computer vison. Shadow can lead to loss or disruption of computer vision information,and then results in unstable situations or even failure of edge extraction, object recognition and image matching in image processing. The thesis concentrates on the research...

With the development of electric power communication network, SDN is gradually introduced in the next generation electric power communication network. The application of SDN in power data center is analyzed, and architecture of power data center based on SDN is provided, finally two ways of evolving...

In the context of the increasingly severe aging in China, the realistic dilemma and the way out for over-aged migrant workers are explored to provide a scientific basis and reference value for the national policy formulation in the future. A total of 862 questionnaires were distributed in this research....

Based on the application of big data analysis technology in financial investment risk management, this paper makes a detailed analysis to help enterprises reasonably plan financial investment and realize the reasonable control of financial investment risk. Data analysis carries out systematic processing...

This paper analyzes the evolution of female images in the filmic adaptations of “Nie Xiaoqian” and “Painted Skin,” two ghost stories in Pu Songling’s Strange Stories from a Chinese Studio, exploring the enhancement of female subjectivity over time. The female characters in the original stories, such...

The present study on video detection is mianly based on image and video sequence.In the study of the video stream,goal shot play an important role,often indicates the highlight.In recent years,audiohas become more and more important with its rich information.Through analysising the audio in order to...

In the process of reservoir 3D modeling and display, when the data amount of the model was large, the visual model would become huge. While the oil exploration and development experts might usually pay more attention to the distribution of the cells within some layers, some areas, or some regions with...

The technology of color mapping could provide the visual representation of data mapping corresponding of the color range, in the three-dimensional visual scene. In order to analyze the characteristics of three-dimensional reservoir model more efficiently, this article researched the key technology of...

Accurate fetal heart rate detection is the main task for fetal heart rate monitoring. To improve accuracy of fetal heart rate estimation, filtering processing would be taken for the collected fetal heart sound signals and then processed fetal heart sound signals would undergo time-frequency analysis...

In order to solve the electric buses remaining excess capacity at the end of work and the economic operation problems of the power grid, the too large load and the higher harmonic content during the noon to complement the power collectively. In this paper the electric bus charging station is the study...

This paper reports the preparation and electro-catalytic activity of MnO2 nanotube catalysts for both oxygen reduction reaction (ORR) and oxygen evolution reduction (OER) in alkaline media. The catalysts were synthesized by a simple hydrothermal method under controlling the different temperatures. Results...

This paper is concerned with the defuzzification of the discretised generalised type-2 fuzzy set. In 2008 Liu proposed the -Plane Representation -- a decomposition of the generalised type-2 set into horizontal slices termed `-planes'. An -plane is akin to an interval type-2 fuzzy set. The -Plane Representation...

With the rapid development of "Internet +" era, a diversified mixed teaching model and interactive learning environment such as MOOC and flipped class have been formed under the support of modern information technology such as Internet and intelligent equipment. These changes have contributed to the...

The instability of natural anthocyanins was a big obstacle for its usage. In order to improve the stability of anthocyanins, molecular modification was used. In this paper, the molecular modification of blueberry anthocyanins was acylated by using aliphatic carbonyl acids (acetic acid, oxalic acid, heptane...

China Academy of Launch Vehicle Technology (CALT) applies work break-down structure (WBS), baseline compari-son, and information system for aero-space-oriented project management and great achievement is obtained. The paper presents the research of aerospace-oriented project management in CALT. A solution...

Solar resources assessment is one of the basic works for planning and construction of PV station. Conventional method of solar resources assessment cannot meet the rules made by China’s power section to limit the output power fluctuation of PV connected to grid. This paper proposes a method to evaluate...

In order to achieve the test of function and strategy of pure electric car vehicle control unit(VCU) better, this paper designs a hardware-in-the-loop (HIL) test system for VCU based on NI-PXI platform. Firstly, expounding the principle of HIL testing technology and introducing the HIL test system plan...

Wireless remote control robot car could play a special role in the hazardous environment operations and search & rescue personnel. A multi-function smart car with Bluetooth remote control is selected as my graduation thesis subject. The design of the system hardware circuit schematic and PCB diagram...

Chinese art of Peking opera mask keep up Chinese traditional cultural elements, which are not only reflected in colorful mental aspects, but also appear modern graphics with traditional cultural elements. Although the Peking Opera Mask originated from stage, different styles of mask images can be found...

With the increasing demand for light-duty diesel trucks in urban and surrounding areas due to the growth in China’s road freight and urban distribution, the issues of fuel consumption and environmental emissions have become more severe. This paper proposes a fuel consumption prediction optimization model...

The fatigue strength of a railway vehicle bogie frame is evaluated by different methods, which include endurance limit approach and cumulative damage approach. Haigh-Goodman and Smith-Goodman diagram in general standards are used in endurance limit approach, and four linear damage methods are considered...

Blockchain technology is regarded as a disruptive technology with real potential for change after steam engine, electricity and Internet, and it has huge advantages. Both blockchain and energy internet are technically decentralized, highly autonomous, market-oriented and intelligent, and thus show strong...

This paper discussed how to solve the credit problems of weak credit groups in consumer credit, such as "campus loan". It put forward the block chain technology to modify the framework scheme and preliminary design of the architecture, provide a useful reference for the development of similar information...

The sensor data collection satellite (SDCS) system, as a part of the Internet of Things (IoT), enables data transmission in areas without Internet and mobile communication coverage. A novel technology named LoRa for Low power wide area network (LPWAN) enables energy-efficient communication over long...

To investigate the information sharing strategy and incentive mechanism in a dual-channel supply chain with capital constraints, we build a Stackelberg game model of a manufacturer and a capital-constrained retailer in the presence of trade credit financing, study the optimal decisions and expected profits...