Quantum Watermark Algorithm Based on Maximum Pixel Difference and Tent Map

2021 ◽  
Author(s):  
Qing-Wei Zeng ◽  
Zhuo-Yu Wen ◽  
Jun-Feng Fu ◽  
Nan-Run Zhou
Keyword(s):  
Tent Map ◽  
Watermark Algorithm

Semi-fragile watermark algorithm based on second generation Bandelet and slant transform

2013 ◽  
Vol 32 (8) ◽  
pp. 2265-2267
Author(s):  
Shu WANG ◽  
Min-qing ZHANG ◽  
Jun-wei SHEN ◽  
Hai-yan XIAO
Keyword(s):  
Second Generation ◽  
Fragile Watermark ◽  
Slant Transform ◽  
Watermark Algorithm

A Robust Quantum Watermark Algorithm Based on Quantum Log-polar Images

2017 ◽  
Vol 56 (11) ◽  
pp. 3460-3476 ◽  
Author(s):  
Zhiguo Qu ◽  
Zhenwen Cheng ◽  
Mingxing Luo ◽  
Wenjie Liu
Keyword(s):  
Watermark Algorithm

The trajectory of the turning point is dense for almost all tent maps

1996 ◽  
Vol 16 (6) ◽  
pp. 1173-1183 ◽  
Author(s):  
Karen Brucks ◽  
Michal Misiurewicz
Keyword(s):  
Lebesgue Measure ◽  
Turning Point ◽  
Tent Map ◽  
Tent Maps ◽  
Almost All

AbstractWe prove that for almost every (with respect to the Lebesgue measure) a ∈ [√2, 2], the forward trajectory of the turning point of the tent map fa with slope a is dense in the interval of transitivity of fa.

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