Search Results - "Liu, Guanhe"

Improved salp swarm algorithm based on gravitational search and multi-leader search strategies by Zhang, Xuncai, Liu, Guanhe, Zhao, Kai, Niu, Ying

“…The salp swarm algorithm (SSA) will converge prematurely and fall into local optimum when solving complex high-dimensional multimodal optimization tasks. This…”
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An image encryption method based on improved Lorenz chaotic system and Galois field by Zhang, Xuncai, Liu, Guanhe, Zou, Chengye

“…•Improved lorenz chaotic systems with higher complexity.•Pixel permutation method based on the image pyramid structure.•Secure and efficient image encryption…”
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An image encryption scheme based on the four-dimensional chaotic system and the mealy finite state machine by Zhang, Xuncai, Liu, Guanhe, Di, Jiali

“…This paper proposes a four-dimensional hyperchaotic system to overcome the defect of weak encryption effect due to the simple complexity of low-dimensional…”
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