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Chapter and Conference Paper
Variable Step Size Strategy for RRT* Algorithm
Pathfinding algorithm play a crucial role in the field of mobile robots. Among various algorithms, RRT* stands out as a representative sample-based approach that is increasingly utilized in complex environment...
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Chapter and Conference Paper
A Fast Algorithm for Satellite Coverage Window Based on Segmented Dichotomy
In order to meet the requirement of fast calculation of the ground coverage time window of observation satellites, a method of fast calculation of the ground coverage time window of satellites based on the seg...
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Chapter and Conference Paper
Robust Multiobjective Trajectory Optimization for Hypersonic Telescopic Wing Morphing Aircraft
Due to the influence of uncertainty in the reentry trajectory of hypersonic aircraft, it is difficult with conventional deterministic trajectory optimization (DTO) methods to ensure that the actual trajectory ...
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Chapter and Conference Paper
Improved Scheme of YOLOv3_Tiny Based on UAV Confrontation Scenario
In this paper, an improved target detection model based on YOLOv3Tiny is presented to solve the problem of poor real-time performance and low accuracy of algorithms in unmanned aerial combat. Firstly, a new de...
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Chapter and Conference Paper
Position Biased Terminal Guidance Based on Geometric Tangent
Aiming at the close observation of the faulty space crafts, the paper proposes an improved terminal guidance law with biased distance by considering the J2 perturbation and relative motion information. First, con...
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Chapter and Conference Paper
An ADRC Attitude Control Algorithm of Quadrotor for Wind Interference
The attitude control of quadrotor UAVs is the core of autonomous flight control. The control performance of the quadrotor will be degraded in the case of outdoor wind disturbance, which has a high robustness r...
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Chapter and Conference Paper
An Adaptive Extended Kalman Filter for Attitude Estimation Using Low-Cost IMU from Motor Vibration Disturbance
In the challenging environment of global navigation satellite systems (GNSS), in order to improve the accuracy of navigation, it is important to improve the accuracy of attitude calculation, which is significa...
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Chapter and Conference Paper
Reentry Trajectory Planning and Tracking Law of Hypersonic Glide Vehicle Under the Influence of Environmental Uncertainty
Reentry trajectory planning and tracking are very important in the design of a hypersonic glide vehicle. For the problem of poor guidance accuracy in the reentry phase of gliding aircraft caused by space envir...
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Chapter and Conference Paper
Trajectory Optimization for Launch Vehicle Based on a Hybrid Approach
A hybrid (analytic/numerical) solution approach is proposed in this paper for solving the ascent trajectory optimization problem through the atmospheric. Firstly, the optimal endo-atmospheric ascent problem is...
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Chapter and Conference Paper
System Identification of Nonlinear Dynamical System with Missing Observations
We consider a nonlinear state-space model with unknown state transition function and process noise. The state transition function is modeled as a Gaussian process, besides, it is also expressed as basis functi...
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Chapter and Conference Paper
SINS/GPS Tightly-Coupled Integration Navigation Method Based on Quadrature Point Updating Cubature Kalman Filter
SINS/GPS tightly-coupled integration navigation is based on nonlinear Kalman filtering algorithm. Aiming at solving the problems of non-Gaussian and high-order information loss and low filtering accuracy in it...
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Chapter and Conference Paper
3D Guidance Algorithm for TAEM Phase Based on Coupling Coefficient
Aiming at the problem that the reusable launch vehicle (RLV) needs to be updated or iterated repeatedly during terminal area energy management (TAEM) stage trajectory design, a 3-dimensional (3D) guidance algo...
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Chapter and Conference Paper
Online Identification of Gaussian-Process State-Space Model with Missing Observations
When the state-space model is black-box, it is difficult to identify the system based on the input and observation. In predictive control and other fields, the state and model need to be updated in real time, ...
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Chapter and Conference Paper
A Hybrid RSS/TOA Algorithm Based on Adaptive EKF for Low-Cost UAV Localization
This paper addresses the problem of cooperative localization in the global navigation satellite system (GNSS) challenging environment such as urban canyon using received signal strength (RSS) based on Zigbee a...
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Article
An efficient polynomial chaos-enhanced radial basis function approach for reliability-based design optimization
Reliability-based design optimization (RBDO) has been widely used to search for the optimal design under the presence of parameter uncertainty in the engineering application. Unlike traditional deterministic o...
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Chapter and Conference Paper
An Inertia Weight Variable Particle Swarm Optimization Algorithm with Mutation
To improve the precision, accuracy, and speed of the particle swarm optimization (PSO) algorithm, the influence of the function concavity of the inertia weight reduction strategy on the performance of the algo...
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Article
Derivative-based global sensitivity measure using radial basis function
Global sensitivity analysis (GSA) is always used to measure the contribution of input variables on the variation of model output. In the fields of GSA, derivative-based global sensitivity measure (DGSM) has ga...
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Article
Integrated Guidance and Control for the Fixed-trim Vehicle against the Maneuvering Target
From the view of the fixed-trim reentry vehicle (FTRV) application, the integrated guidance and control (IGC) design is a key challenge. In order to improve the performance of the FTRV against the maneuvering ...
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Chapter and Conference Paper
A Moment Independent Based Importance Measure with Hybrid Uncertainty
Input uncertainty always exists in most engineering problems and leads to output response uncertainty for model predictions. Several global sensitivity analysis methods are utilized to measure the importance o...
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Chapter and Conference Paper
Distributed Simulation Method for Homing Missiles Guidance, Navigation, and Control
In view of efficient models and equipments integration, a distributed simulation method orienting homing missiles GNC demonstration and performance assessment is presented. GNC system of homing missile is intr...
