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State-dependent Riccati equation (SDRE) techniques are rapidly emerging as general design methods for nonlinear controllers. A nonlinear optimal guidance law with impact angle constraint is derived for planar engagements to attack stationary targets. The guidance problem is formulated as an infinite...

In recent years, with the development of new media, the micro-blog, WeChat, QQ, Q&A community and other pan-network products have become the main way for network users to exchange information. These new media platforms are convenient for users, but followed with obvious information ecological problems,...

Portfolio theory provides an important conceptual foundation and a comprehensive set of analysis systems for portfolio creation and analysis, and it has a significant impact on modern investment management practice. The rationality of portfolio theory on decentralized investing is a critical theoretical...

This paper introduces a kind of receiver that can receive signal which weak to UV level. First, the common mode rejection for the input differential signal is necessary, and a low noise amplifier followed by. Then we should let the signal go through a Programmable filter whose center frequency, Q are...

Nowadays, food safety has drawn increasing attention because of its importance, yet the cost spent on food forgery prevention is expensive and the system is hard to maintain, therefore a low cost system is worth developing. Based on the above fact, this paper proposes a system design for food forgery...

The total nitrogen (TN) concentration of Datong Lake has exceeded the standard concentration due to some artificial causes. Inflow from channels may be an effective method to help lower TN concentration and improve water quality. In this paper, a lake-channel network numerical model is set up for Datong...

The purpose of this article is to identify and analyze several references on the keyword’s leadership and ethical leadership. Through Harzing’s Publish or Perish, a systematic review of the literature was undertaken for this study utilizing the Scopus database. Using the SPAR-4-SLR Protocol, the data...

The downstream is in the lower reaches of the Heihe River, northwestern China. The first step of the model development effort is to construct a groundwater flow model for the lower Heihe River. The software ‘ModelMuse’ is used to build and visualize the model for the downstream of Heihe River. A groundwater...

This article describes the data in search results of crawl a crawl Web search engine to build the item repository. These methods make the efficiency of building Q improve and the costs reduce. Examing the questions based on XML storage format also have a very strong compatibility.

In order to improve the whole effectiveness evaluation of the missile weapon system with stage character of flight course, put forwards the ADC system effectiveness evaluation method by stage, and improved the ADC model by using coefficient of operators' level of missile weapon system (K) and battlefield...

Background: This study aims to describe the Q-DOSE learning media as a medium for writing fun and exciting fairy tales through learning by playing. Method: This method uses a qualitative approach. The data used in this study describes Q-DOSE and the results of the assessment of media and...

Many concrete shear walls are always subjected to high gravitational loads and prone to brittle shear failure under the lateral seismic loading which probably leads to the collapse of the whole shear walls system. This paper aims to present a new method of using slit steel plates to retrofit reinforced...

Based on the shortcomings of seasonal adjustment methods of stock data, the paper takes stock data-money supply (M0) as the main research object, and designs the operation and programmed process that the explanatory variables of stock data are generated, and set up money supply (M0) model of the registration...

In order to meet the needs of the development of automotive lightweight,a lot of advanced high strength steels are developed.The first generation of advanced high strength steel is very low in the strength-elongation product, lightweight and security.The cost of the second generation steel is high and...

When the deep reinforcement learning algorithm based on visual perception is applied to the issue of robot’s dynamic obstacle avoidance, the perception ability of convolutional neural network is combined with the decision control ability of reinforcement learning, and the process from raw visual input...

To improve the picking efficiency of orders in intelligent warehouses, this article conducts research on the AGV picking path planning problem. Firstly, a mixed storage strategy is introduced based on order characteristics, and a mathematical model is constructed with the objective of minimizing the...

Through the analysis of the Putaohua oil layer of Xingnan area’s geological information, sums up the fault form in section and the main form in the plane. Analyze the influence of different fracture dense belt for oil and gas migration and enrichment of sand body ,and controlling action on hydrocarbon...

With the intensification of the aging, the health issue of the elderly is arousing public concern increasingly. Various healthcare products for the elderly are emerging from the market, thus how to select suitable aged healthcare product is critical to the well-being of the elderly. In the literature,...

A prototype AR mobile app “Immersive Nucleophilic Substitution” (INS) has been developed to assist students in understanding the concept of unimolecular nucleophilic substitution (SN1) and bimolecular nucleophilic substitution (SN2) reaction mechanisms. This study aims to examine the perception and user...

This paper presents a comprehensive analysis of Series-Series (S-S) resonant wireless power transfer (WPT) systems through rigorous theoretical modelling, MATLAB simulations, and parametric studies. By deriving key equations for input impedance, output power, efficiency, and reflected resistance, we...

Reinforcement Learning (RL), which is mainly used to solve sequential decision making problem, is an important branch in machine learning. Deep Learning (DL) also plays a leading role in the field of artificial intelligence. It uses neural network to approximate nonlinear functions. Deep Reinforcement...

This paper describes a method for transcribing the main structure of polyphonic music audio automatically by analyzing musical tonality related musicological information. Music transcription is a difficult topic in Music Information Retrieval (MIR) which contains many tasks to recognize all the elements...

BIM (Building Information Modeling) technology is based on "information" as the core, Throughout the building's full life cycle, Its emergence has set off a new revolution in the construction industry. And the informationization development of building industry to a large extent depends on the degree...

Seawater Intrusion is that seawater or saltwater intrude into the continent along the aquifer . Under the effects of the natural and artificial factors, the hydrodynamic conditions of aquifer in the coastal area has been changed ,which break the equilibrium between the seawater and the freshwater, hence...

To make better analysis on the effect of every stage of the Expo on the tourism in Shanghai and predict Expo effect, the dissertation analyses every stage of the Expo by setting up the autoregression model ARMA(p,q) and gray model GM(1,1)and using MATLAB and weighted fitting line, and acquires the predicted...

Corporate valuation is a crucial aspect in decision-making for many investment institutions and has received widespread attention. Previous valuation models have focused on the impact of cash flow, stock price, and price-to-earnings ratio on corporate valuation, which overlooks the influence of financing...

The increase in research studies focused on Large Language Models (LLMs) and Artificial Intelligence in Education (AIED) has increased the difficulty of discovering emerging themes and research trajectories. This research introduces SciClusterNet, an unsupervised methodology that combines SciBERT embeddings,...

In this paper, a hybrid constellation of both quadrature amplitude modulation/phase shift keying (QAM/PSK) and pulse amplitude modulation (PAM) aided index spatial modulation (ISM), which called ISM-Q/P scheme, is presented to exploit the potential spatial gain from both spatial domain of transmit antennas...

The deep reinforcement learning algorithm based on visual perception and intelligent decision combines the perception ability of convolutional neural network with the decision control ability of reinforcement learning via end-to-end learning style and realizes the process from raw visual input to decision...

Permanent magnet synchronous motor (PMSM) has been widely used in industrial fields. The conventional control method for vector control of PMSM is PID, which has some disadvantages such as large overshoot, bad robustness. In this paper, a cascade control strategy with three rst-order linear active disturbance...

The topology of Three-Phase PWM Voltage Source Rectifier (VSR) is introduced in this paper. The mathematical model in three-phase static and two-phase rotary coordinate system is built. According to the component of reference voltage vector in two-phase static coordinate, the sector and the action time...

q-rung picture fuzzy sets can handle complex fuzzy and impression information by changing a parameter q based on the different hesitation degree, and Yager operator is a useful aggregation technology that can control the uncertainty of valuating data from some experts and thus get intensive information...

In order to prolong continuous working time of the mobile robot to inspect on transmission lines, a robotic power management system is introduced in this paper based on the wireless power transmission technology. Magnetic resonance coupled WPT (wireless power transmission) unit is applied and its performance...

Aiming at the problems of single traditional classroom teaching form and limited time and space in ideological and political education, the author of this paper develops and designs an online learning system of ideological and political education based on SSH framework. In this paper, the SSH architecture...

Agriculture is the main industry, form part of the main income of rural residents in Xinjiang and Xinjiang economy. Q. I mainly from the impact of the Agricultural Industry on Xinjiang agricultural economy, analyzes the current relevance of agricultural production in Xinjiang and Xinjiang agricultural...

The oxidation rate of magnesium sulfite is important for the application of wet magnesia desulfurization, which is suitable for the industrial boilers in china. In this work, the oxidation rate of magnesium sulfite without addition in homogeneous condition is studied, magnesium sulfite was oxidated in...

A method combining ? ? conversion and d q conversion to detect power quality disturbances is proposed based on previous studies?which makes use of the characteristics of voltage perturbation signal. It designs two filter elements by choosing a suitable structural element to locate the voltage perturbation...

A graph is half-arc-transitive if its auto orphism group acts transitively on its vertex set and edge set, but not arc set. Y-Q. Feng et al. gave the classification of tetravalent half-arc-transitive graph of order 6p. In this paper, we proved that hexavalent half-arc-transitive graph of order 6p has...

The relationship between capital structure and firm performance has been one of the important directions of market economy research. Based on the information samples of Vanke, a representative real estate company, and 31 listed electric power companies, this paper analyzes and studies the relationship...

The swelling characteristics of a mixture of waste EPS particles and expansive soil are influenced significantly by initial water content. In order to search out the influential regularities under different initial water content, the tests of swelling ratio without pressure, swelling ratio under pressure...

This study aimed to analyze effectson the size of the Board of Commissioners, the Board of Commissioners Meeting, Board of Independent Commissioners, Audit Committee, Institutional Ownership, Concentration Ownershipand Managerial Ownership on Corporate Value as measured by Tobin’s Q and PBV. The population...

The INS/VNS integrated navigation is an important autonomous navigation method for lunar rovers. The INS/VNS models usually utilize the relative motion differences between the inertial and the vision as measurements. Traditional INS/VNS models make an approximation between definitions of the inertial...

In this study, a geotechnical tunnel surrounding rock stability analysis model is established based on the random forest algorithm in order to improve the accuracy and reliability of surrounding rock stability prediction in tunnel engineering. Through testing and data collection of geotechnical parameters,...

A graph is half-arc-transitive if its automorphism group acts transitively on its vertex set, edge set, but not arc set. Let n be a product of three primes. The problem on classification of the half-arc-transitive graphs of order n has been considered in [J Algebraic Combin 1(1992) 275-282, Discrete...

It is a shared goal of countries around the world, including China, to foster inclusive and sustainable economic growth, boost employment, and guarantee decent work for all. In particular, the protection of vulnerable populations has all along been the priority of the Chinese government, of which mobile...

The maturity of big data has led to the emergence of artificial intelligence technology (AIT), and AIT has also begun to become a hot spot for domestic and foreign experts and scholars. Today, artificial intelligence has been applied in many fields such as military, life, and work. This paper first introduces...

Wick must provide in order that heat pipe can be operate in any orientation. Wick provide the driving forces to circulate working fluids. A novel sintered molecular sieve and hybrid molecular sieve-Cu would be use as wick heat pipe. This paper presents the results of investigation on porosity and microstructure...

In order to improve the behavior self-control ability of move-in-mud robot in unknown environment, this paper proposes a behavior control algorithm based on radial basis function neural network Q learning. The algorithm enhances the interaction between robot and environment and improves self-learning...

The content authenticity of the multimedia delivery is important issue with rapid development and widely used of multimedia technology. Till now many authentication solutions had been proposed, such as cryptology and watermarking based methods. However, in latest heterogeneous network the video stream...

In this thesis, the related parameters of LGS are treated in analysis. We use experiment method to investigate LGS’s characteristics as Q-switched crystal in laser and compare it with the commonly used KD*P crystal. The advantages and disadvantages of LGS crystal are summarized in the photoelectric effect...