User profiles for Qingwei Chai

Qing-Wei Chai

Shandong University of Science and Technology
Verified email at sdust.edu.cn
Cited by 416

[HTML][HTML] A compact snake optimization algorithm in the application of WKNN fingerprint localization

W Zheng, S Pang, N Liu, Q Chai, L Xu - Sensors, 2023 - mdpi.com
Indoor localization has broad application prospects, but accurately obtaining the location of
test points (TPs) in narrow indoor spaces is a challenge. The weighted K-nearest neighbor …

[PDF][PDF] Applying adaptive and self assessment fish migration optimization on localization of wireless sensor network on 3-D Te rrain.

QW Chai, SC Chu, JS Pan, WM Zheng - J. Inf. Hiding Multim. Signal …, 2020 - jihmsp.org
This paper presents an improved fish migration optimization (FMO), which adopts novel
update equations of individuals and energy. A chieftain concept is introduced and it can attract …

A parallel WOA with two communication strategies applied in DV-Hop localization method

Q Chai, SC Chu, JS Pan, P Hu, W Zheng - EURASIP Journal on Wireless …, 2020 - Springer
Wireless sensor network (WSN) can effectively help us monitor the surrounding environment
and prevent the occurrence of some natural disasters earlier, but we can only get the …

A method for analyzing Stackelberg attack–defense game model in 5G by tCPSO

N Liu, S Liu, QW Chai, WM Zheng - Expert Systems with Applications, 2023 - Elsevier
The development of 5G brings convenience to people, but it also brings threats. It is particularly
important to analyze attack–defense confrontation from a macro perspective. Network …

[HTML][HTML] New hybrid algorithms for prediction of daily load of power network

P Hu, JS Pan, SC Chu, QW Chai, T Liu, ZC Li - Applied Sciences, 2019 - mdpi.com
Two new hybrid algorithms are proposed to improve the performances of the meta-heuristic
optimization algorithms, namely the Grey Wolf Optimizer (GWO) and Shuffled Frog Leaping …

Cluster head selection strategy of WSN based on binary multi-objective adaptive fish migration optimization algorithm

WM Zheng, LD Xu, JS Pan, QW Chai - Applied Soft Computing, 2023 - Elsevier
In deployed wireless sensor networks (WSNs), how to efficiently transmit information collected
by sensor nodes with limited energy is a challenging problem. An appropriate cluster …

3-D terrain node coverage of wireless sensor network using enhanced black hole algorithm

JS Pan, QW Chai, SC Chu, N Wu - Sensors, 2020 - mdpi.com
In this paper, a new intelligent computing algorithm named Enhanced Black Hole (EBH) is
proposed to which the mutation operation and weight factor are applied. In EBH, several elites …

Fully automatic analysis of muscle B-mode ultrasound images based on the deep residual shrinkage U-net

W Zheng, L Zhou, Q Chai, J Xu, S Liu - Electronics, 2022 - mdpi.com
The parameters of muscle ultrasound images reflect the function and state of muscles. They
are of great significance to the diagnosis of muscle diseases. Because manual labeling is …

Application of improved black hole algorithm in prolonging the lifetime of wireless sensor network

WM Zheng, N Liu, QW Chai, Y Liu - Complex & Intelligent Systems, 2023 - Springer
Sensor technology is developing rapidly and up to date. The lifetime of the Wireless Sensor
Network (WSN) has also attracted many researchers, and the location of the Base Station (…

Region-scalable fitting-assisted medical image segmentation with noisy labels

S Liu, Y Li, Q Chai, W Zheng - Expert Systems with Applications, 2024 - Elsevier
To aid in diagnosis and analysis, deep learning has been applied to medical image analysis
by many researchers. Most existing methods train models using many images with precise …