Zhaolin Zhang
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View article: Spatiotemporal patterns and driving factors for vegetation growth status in the upper reaches of the Yellow River
Spatiotemporal patterns and driving factors for vegetation growth status in the upper reaches of the Yellow River Open
The impact of climate change on vegetation ecosystems is a prominent focus in global climate change research. The climate change affects vegetation growth and ecosystem stability in the upper reaches of the Yellow River (UYR). However, the…
View article: Digital Innovation Literacy and Social Support in Internet + Education: A Path Analysis of Adolescent Innovation Literacy, Innovation Capacity, and the Moderating Role of Educational Attainment among Rural Chinese Adolescent Girls
Digital Innovation Literacy and Social Support in Internet + Education: A Path Analysis of Adolescent Innovation Literacy, Innovation Capacity, and the Moderating Role of Educational Attainment among Rural Chinese Adolescent Girls Open
View article: Lam-Cycle: Cycle-Consistent Semi-Supervised Monocular Depth Estimation in Colonoscopy Using Lighting Adjustment Model
Lam-Cycle: Cycle-Consistent Semi-Supervised Monocular Depth Estimation in Colonoscopy Using Lighting Adjustment Model Open
View article: A Compact Filtering Antenna System with Wide-Angle Scanning Capability for V2I Communication
A Compact Filtering Antenna System with Wide-Angle Scanning Capability for V2I Communication Open
A compact filtering antenna system with wide-angle scanning is proposed for vehicle to infrastructure (V2I) communication which would handle complex communication scenarios. In this work, a wide beam filtering antenna is realized by using …
View article: Adaptive interference mitigation space‐time array reconfiguration by joint selection of antenna and delay tap
Adaptive interference mitigation space‐time array reconfiguration by joint selection of antenna and delay tap Open
Space‐time adaptive processing (STAP) array has found extensive use in the global navigation satellite system for interference suppression. Nevertheless, the conventional space‐time array necessitates multiple antennas and time delay taps,…
View article: Dilution or enrichment: the effects of flood on pollutants in urban rivers
Dilution or enrichment: the effects of flood on pollutants in urban rivers Open
Background Flood events increase the risk of sediment erosion and hence the release of particle-bound pollutants besides other processes that can be observed during such events like transportation, lateral distribution and other. Macropoll…
View article: Research on the Influence of Modern Information Technology on Ideological and Political Education of College Students
Research on the Influence of Modern Information Technology on Ideological and Political Education of College Students Open
With the application of information technology becoming more and more mature, ideological and political education is gradually upgrading to precision ideological and political education and wisdom ideological and political education. Howev…
View article: Signal parameter estimation through hierarchical conjugate gradient least squares applied to tensor decomposition
Signal parameter estimation through hierarchical conjugate gradient least squares applied to tensor decomposition Open
A hierarchical iterative algorithm for the canonical polyadic decomposition (CPD) of tensors is proposed by improving the traditional conjugate gradient least squares (CGLS) method. Methods based on algebraic operations are investigated wi…
View article: DOA and Polarization Parameters Estimation by Exploiting Canonical Polyadic Decomposition of Tensors
DOA and Polarization Parameters Estimation by Exploiting Canonical Polyadic Decomposition of Tensors Open
A new algorithm to estimate the direction of arrival (DOA) and polarization parameters of signals impinging on an array with electromagnetic (EM) vector-sensors is presented by exploiting the canonical polyadic decomposition (CPD) of tenso…
View article: Coherent Signal Parameter Estimation by Exploiting Decomposition of Tensors
Coherent Signal Parameter Estimation by Exploiting Decomposition of Tensors Open
The problem of parameter estimation of coherent signals impinging on an array with vector sensors is considered from a new perspective by means of the decomposition of tensors. Signal parameters to be estimated include the direction of arr…
View article: MP-WFRFT and Chaotic Scrambling Aided Directional Modulation Technique for Physical Layer Security Enhancement
MP-WFRFT and Chaotic Scrambling Aided Directional Modulation Technique for Physical Layer Security Enhancement Open
Directional modulation (DM) technique based on artificial noise (AN) enables the physical layer security (PLS) for wireless communications in free space. However, on one hand, the introduction of AN results in less power efficient for a DM…
View article: Joint DOA and Polarization Estimation with Two Parallel Sparse Dipole Arrays
Joint DOA and Polarization Estimation with Two Parallel Sparse Dipole Arrays Open
Electromagnetic vector sensors (EMVS) have attracted growing attention in recent years. However, the mutual coupling effects in practical EMVS arrays may seriously degrade the parameter estimation performance. In order to solve this proble…
View article: Cross-layer model design in wireless ad hoc networks for the Internet of Things
Cross-layer model design in wireless ad hoc networks for the Internet of Things Open
Wireless ad hoc networks can experience extreme fluctuations in transmission traffic in the Internet of Things, which is widely used today. Currently, the most crucial issues requiring attention for wireless ad hoc networks are making the …
View article: Energy Efficiency TDMA/CSMA Hybrid Protocol with Power Control for WSN
Energy Efficiency TDMA/CSMA Hybrid Protocol with Power Control for WSN Open
Wireless sensors network (WSN) is widely used in the Internet of Things at present. However, limited energy source is a critical problem in the improvement and practical applications of WSN, so it is necessary to improve the energy efficie…
View article: A Multi-Objective Genetic Algorithm Based on Fitting and Interpolation
A Multi-Objective Genetic Algorithm Based on Fitting and Interpolation Open
Considering the diversity of uniform distribution for the solutions of multi-objective optimization problems, we propose the multi-objective genetic algorithm based on fitting (MOGA/F) and interpolation (MOGA/I). The selected operator is b…
View article: A Robust Method to Suppress Jamming for GNSS Array Antenna Based on Reconstruction of Sample Covariance Matrix
A Robust Method to Suppress Jamming for GNSS Array Antenna Based on Reconstruction of Sample Covariance Matrix Open
The Global Navigation Satellite System (GNSS) receiver is vulnerable to active jamming, which results in imprecise positioning. Therefore, antijamming performance of the receiver is always the key to studies of satellite navigation system.…