-
Article
A unified intelligent control strategy synthesizing multi-constrained guidance and avoidance penetration
We propose an intelligent control strategy that synthesizes optimal guidance and SAC, guidance and NFZs avoidance missions are realized with high precision and low energy loss. The training efficiency is enhan...
-
Article
Open AccessActive acoustic field modulation of ultrasonic transducers with flexible composites
The simple acoustic field generated by conventional transducers limits the development of ultrasound applications. Current methods rely on passive acoustic lenses or active arrays to manipulate ultrasonic wave...
-
Article
Multi-constrained intelligent gliding guidance via optimal control and DQN
In order to improve the adaptability and robustness of gliding guidance under complex environments and multiple constraints, this study proposes an intelligent gliding guidance strategy based on the optimal gu...
-
Chapter and Conference Paper
Sliding-Mode Control of Missiles Formation via Virtual Structures
A formation control approach for multi-missiles is proposed in this paper based on sliding mode control theory. Constant altitude and velocity control law are designed firstly. Then in the lateral plane, virtu...
-
Chapter and Conference Paper
Event-Trigger-Based Global Sliding Mode Control for a Hypersonic Morphing Vehicle
This paper proposes an event-trigger-based global sliding mode control technique for the hypersonic morphing vehicle. Firstly, the control-oriented model of the hypersonic morphing vehicle can be established. ...
-
Article
Lateral-profile planning: Three-dimensional-profile-based optimal trajectory generation
The conventional re-entry guidance method considerably limits the maneuverability of hypersonic glide vehicles under pre-given angle-of-attack profiles. To address this issue, based on a previous three-dimensi...
-
Article
Numerical and experimental investigation of aerodynamic heat control of leading edge of hypersonic vehicle’s flexible skin
In this paper, a flexible skin inspired by the sudoriferous gland structure of human skin is developed for ultra-thermal protection of hypersonic morphing vehicles. The effect of different coolants and cooling...
-
Article
Improved graph-regularized deep belief network with sparse features learning for fault diagnosis
Vibration signals are widely used in fault diagnosis of rotating machinery in real-world situations. However, it is very challenging to extract effective fault features from noisy signals and construct an accu...
-
Chapter and Conference Paper
A Solution Method of Guidance Commands via Low-Pass Filter for Convex Trajectory Planning Problem
In the convex optimization problem for entry trajectory planning, the middle variables as new controls are defined to reduce the difficulty of convexification of original problem. Because of some reasons, the ...
-
Article
A dynamic information extraction method for areal mean rainfall error and its application in basins of different scales for flood forecasting
In this study, we proposed and tested a method based on system response curve (SRC) to extract the error information of areal mean rainfall. These extracted rainfall error are then used to update the rainfall ...
-
Article
Tumor-associated macrophage infiltration and prognosis in colorectal cancer: systematic review and meta-analysis
Tumor-associated macrophages (TAMs) are key components of colorectal cancer (CRC) microenvironment, but their role in CRC prognosis is not fully defined.
-
Article
Open AccessSimulation of overland flow considering the influence of topographic depressions
The simulation of overland flow, wherein runoff yield and concentration are influenced by topography, is fundamental to hydrological forecasting. Therefore, critically evaluating the characteristics of overlan...
-
Article
Trajectory generation of heat load test based on gauss pseudospectral method
A new trajectory generation for heat load test is proposed based on gauss pseudospectral method within limit range. Firstly, with multiple path constraints and flight task requirements taken into consideration...
-
Article
A Piecewise Memory Principle for Fractional Derivatives
In the numerical approximation of fractional order derivatives, the crucial point is to balance the computing complexity and the computing accuracy. We proposed a piecewise memory principle for fractional deri...
-
Article
Uncertainty analysis and probabilistic design optimization of hybrid rocket motors for manned lunar landing
To obtain a conceptual design for a hybrid rocket motor (HRM) to be used as the Ascent Propulsion System in the Apollo lunar module, the deterministic design optimization (DDO) method is applied to the HRM des...
-
Article
Common variants at 10p12.31, 10q21.1 and 13q12.13 are associated with sporadic pituitary adenoma
Yao Zhao, Yongyong Shi and colleagues performed a genome-wide association study on sporadic pituitary adenoma in the Han Chinese population. They identify three new susceptibility loci.
-
Article
Three-dimensional nonlinear coupling guidance for hypersonic vehicle in dive phase
Three-dimensional (3D) nonlinear diving guidance strategy considering the coupling between longitudinal and lateral motions for hypersonic vehicle is investigated in this paper. It constructs the complete nonl...
-
Article
An efficient parallel solution for Caputo fractional reaction–diffusion equation
The computational complexity of Caputo fractional reaction–diffusion equation is \(O(MN^2)\) ...
-
Article
A parallel algorithm for the Riesz fractional reaction-diffusion equation with explicit finite difference method
The fractional reaction-diffusion equations play an important role in dynamical systems. Indeed, it is time consuming to numerically solve differential fractional diffusion equations. In this paper, we present...
-
Article
Parameter estimation method based on parameter function surface
By analyzing the structure of the objective function based on error sum of squares and the information provided by the objective function, the essential problems in the current parameter estimation methods are...
