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Dong Zhao

Researcher at Changchun Normal University

Publications -  26
Citations -  911

Dong Zhao is an academic researcher from Changchun Normal University. The author has contributed to research in topics: Computer science & Medicine. The author has an hindex of 4, co-authored 6 publications receiving 271 citations.

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Chaotic random spare ant colony optimization for multi-threshold image segmentation of 2D Kapur entropy

TL;DR: An excellent multi-threshold image segmentation method using a random spare strategy and chaotic intensification strategy and improved selection mechanism to effectively augment the ability to step out of LO and to refine the convergence accuracy is proposed.
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An Intelligent Parkinson’s Disease Diagnostic System Based on a Chaotic Bacterial Foraging Optimization Enhanced Fuzzy KNN Approach

TL;DR: An enhanced fuzzy k-nearest neighbor (FKNN) method for the early detection of PD based upon vocal measurements was developed, and simulation results indicated the proposed approach outperformed the other five FKNN models based on BFO, particle swarm optimization, Genetic algorithms, fruit fly optimization, and firefly algorithm.
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Directional mutation and crossover boosted ant colony optimization with application to COVID-19 X-ray image segmentation

TL;DR: Wang et al. as mentioned in this paper presented a new multilevel image segmentation method based on the swarm intelligence algorithm (SIA) to enhance the segmentation of COVID-19 X-rays.
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Multilevel threshold image segmentation for COVID-19 chest radiography: A framework using horizontal and vertical multiverse optimization

TL;DR: Wang et al. as mentioned in this paper proposed a multilevel thresholding image segmentation (MTIS) method based on an enhanced multiverse optimizer (CCMVO), which has a more assertive global search ability and can jump out of the local optimum in optimization.