A logistic-tent chaotic mapping Levenberg Marquardt algorithm for improving positioning accuracy of grinding robot
Sign Up to like & getrecommendations! Published in 2024 at "Scientific Reports"
DOI: 10.1038/s41598-024-60402-1
Abstract: The precision of workpiece machining is critically influenced by the geometric errors in the kinematics of grind robots, which directly affect their absolute positioning accuracy. To tackle this challenge, this paper introduces a logistic-tent chaotic… read more here.
Keywords: marquardt algorithm; chaotic mapping; tent chaotic; levenberg marquardt ... See more keywords
Novel four random phase encoding and 1D log-cosine-tent chaotic map for multi-image compression-encryption
Sign Up to like & getrecommendations! Published in 2025 at "Physica Scripta"
DOI: 10.1088/1402-4896/ae0d0b
Abstract: In multi-image encryption scenarios, the discrete wavelet transform (DWT) is commonly used to improve the efficiency of compression and encryption. However, it inevitably loses high-frequency details during processing, leading to a decline in the quality… read more here.
Keywords: random; multi image; tent chaotic; encryption ... See more keywords