Xujie Li
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View article: Climate and Bedrock Collectively Influence the Diversity Pattern of Plant Communities in Qiniangshan Mountain
Climate and Bedrock Collectively Influence the Diversity Pattern of Plant Communities in Qiniangshan Mountain Open
Climate and geological diversity have been proved to make an important contribution to biodiversity. Volcanic ecosystems often have a long geological history and diverse bedrock, thus shaping a variety of habitats. Understanding the relati…
View article: Rumen Development of Tianhua Mutton Sheep Was Better than That of Gansu Alpine Fine Wool Sheep under Grazing Conditions
Rumen Development of Tianhua Mutton Sheep Was Better than That of Gansu Alpine Fine Wool Sheep under Grazing Conditions Open
The purpose of this experiment was to investigate the differences in rumen tissue morphology, volatile fatty acid content, and rumen microflora between Tianhua mutton sheep and Gansu alpine fine wool sheep under the same grazing conditions…
View article: Mobility-Aware Multi-Task Migration and Offloading Scheme for Internet of Vehicles
Mobility-Aware Multi-Task Migration and Offloading Scheme for Internet of Vehicles Open
In Internet of vehicles, vehicular edge computing (VEC) as a new paradigm can effectively accomplish various tasks. Due to limited computing resources of the roadside units (RSUs), computing ability of vehicles can be a powerful supplement…
View article: Metabolic engineering of Bacillus amyloliquefaciens for efficient production of α-glucosidase inhibitor1-deoxynojirimycin
Metabolic engineering of Bacillus amyloliquefaciens for efficient production of α-glucosidase inhibitor1-deoxynojirimycin Open
Owing to the feature of strong α-glucosidase inhibitory activity, 1-deoxynojirimycin (1-DNJ) has broad application prospects in areas of functional food, biomedicine, etc., and this research wants to construct an efficient strain for 1-DNJ…
View article: Task offloading under deterministic demand for vehicular edge computing
Task offloading under deterministic demand for vehicular edge computing Open
In vehicular edge computing (VEC) networks, the rapid expansion of intelligent transportation and the corresponding enormous numbers of tasks bring stringent requirements on timely task offloading. However, many tasks typically appear with…
View article: Single-ended Protection Scheme For VSC-HVDC Grids Based On High-Frequency Component Of Fault Current
Single-ended Protection Scheme For VSC-HVDC Grids Based On High-Frequency Component Of Fault Current Open
Accurate identification and location of faults on the DC side are technical difficulties to be solved urgently for the multi-terminal VSC-HVDC grids. Firstly, the characteristics of line boundary are analyzed, using the obvious difference …
View article: Fault Diagnosis of Wind Turbine Generator with Stacked Noise Reduction Autoencoder Based on Group Normalization
Fault Diagnosis of Wind Turbine Generator with Stacked Noise Reduction Autoencoder Based on Group Normalization Open
In order to improve the condition monitoring and fault diagnosis of wind turbines, a stacked noise reduction autoencoding network based on group normalization is proposed in this paper. The network is based on SCADA data of wind turbine op…
View article: Vibration Characteristics Analysis and Structure Optimization of Catenary Portal Structure on Four-Wire Bridge
Vibration Characteristics Analysis and Structure Optimization of Catenary Portal Structure on Four-Wire Bridge Open
The portal structure is the support equipment in the catenary, which bears the load of contact suspension and support equipment. In practical work, with the change of external forces, the support equipment bears complex and changeable load…
View article: Multi-task offloading scheme for UAV-enabled fog computing networks
Multi-task offloading scheme for UAV-enabled fog computing networks Open
In unmanned aerial vehicle (UAV)-enabled fog computing networks, how to efficiently offload multiple tasks to the computing nodes is a challenging combinatorial optimization problem. In this paper, in order to optimize the total delay for …
View article: Multi-task offloading scheme for UAV-Enabled Fog Computing networks
Multi-task offloading scheme for UAV-Enabled Fog Computing networks Open
In UAV-enabled fog Computing networks, how to efficiently offload multiple tasks to the computing nodes is a challenge combinatorial optimization problem. In this paper, in order to optimize the total delay for the UVA-Enabled Fog Computin…
View article: Multicast-Oriented Task Offloading for Vehicle Edge Computing
Multicast-Oriented Task Offloading for Vehicle Edge Computing Open
Vehicle edge computing (VEC) is expected to be widely used in 5G wireless network in the future owing to its low latency, high reliability, and easy deployment. Unfortunately, the computation resources of roadside units (RSUs) equipped wit…
View article: The Performance Analysis of Virtual Queues for Space-Ground Integrated Networks
The Performance Analysis of Virtual Queues for Space-Ground Integrated Networks Open
In the space-ground integrated networks, many tasks come from different access networks, such as cellular network, Wireless Fidelity (WIFI), Satellite network, Unmanned Aerial Vehicle (UAV) and so on. And these tasks have different priorit…
View article: User pairing scheme in mobility‐aware D2D communication system
User pairing scheme in mobility‐aware D2D communication system Open
In this study, a user pairing scheme in mobility‐aware device‐to‐device (D2D) communication system is proposed. One D2D user equipment (DUE) pair consists of a D2D transmitting user equipment and a D2D receiving user equipment. First of al…
View article: Genetic algorithm‐based content distribution strategy for F‐ <scp>RAN</scp> architectures
Genetic algorithm‐based content distribution strategy for F‐ <span>RAN</span> architectures Open
Fog radio access network (F‐RAN) architectures provide markedly improved performance compared to conventional approaches. In this paper, an efficient genetic algorithm‐based content distribution scheme is proposed that improves the through…
View article: A Resource Allocation Scheme Based on Immune Algorithm for D2D-Based Vehicular Communication Networks
A Resource Allocation Scheme Based on Immune Algorithm for D2D-Based Vehicular Communication Networks Open
For D2D-based vehicular communication networks, how to effectively and quickly allocate frequency resources is a big challenge. In this paper, a resource allocation scheme based on immune algorithm for D2D-based vehicular communication net…
View article: Resource Allocation Schemes Based on Intelligent Optimization Algorithms for D2D Communications Underlaying Cellular Networks
Resource Allocation Schemes Based on Intelligent Optimization Algorithms for D2D Communications Underlaying Cellular Networks Open
In this paper, the resource allocation problem for device-to-device (D2D) communications underlaying cellular networks is formulated and analyzed. In our scenario, we consider that the number of D2D user equipment (DUE) pairs is far larger…
View article: An Improved Bacterial-Foraging Optimization-Based Machine Learning Framework for Predicting the Severity of Somatization Disorder
An Improved Bacterial-Foraging Optimization-Based Machine Learning Framework for Predicting the Severity of Somatization Disorder Open
It is of great clinical significance to establish an accurate intelligent model to diagnose the somatization disorder of community correctional personnel. In this study, a novel machine learning framework is proposed to predict the severit…
View article: Performance Analysis of Wireless Powered Communications With Multiple Antennas
Performance Analysis of Wireless Powered Communications With Multiple Antennas Open
This paper analytically investigates the performance of a wireless powered communication system, where a source powered by multiple dedicated power beacons communicates with a destination. Specifically, we consider a harvest-then-transmit …
View article: Research on Fault Diagnosis for Pumping Station Based on T-S Fuzzy Fault Tree and Bayesian Network
Research on Fault Diagnosis for Pumping Station Based on T-S Fuzzy Fault Tree and Bayesian Network Open
According to the characteristics of fault diagnosis for pumping station, such as the complex structure, multiple mappings, and numerous uncertainties, a new approach combining T-S fuzzy gate fault tree and Bayesian network (BN) is proposed…