Results 11 to 20 of about 399,638 (284)

Robust adaptive filtering algorithms based on (inverse)hyperbolic sine function. [PDF]

open access: yesPLoS ONE, 2021
Recently, adaptive filtering algorithms were designed using hyperbolic functions, such as hyperbolic cosine and tangent function. However, most of those algorithms have few parameters that need to be set, and the adaptive estimation accuracy and ...
Sihai Guan   +3 more
doaj   +2 more sources

Geometric convexity of the generalized sine and the generalized hyperbolic sine [PDF]

open access: yesJournal of Approximation Theory, 2013
In the paper, the authors prove that the generalized sine function $\sin_{p,q}(x)$ and the generalized hyperbolic sine function $\sinh_{p,q}(x)$ are geometrically concave and geometrically convex, respectively.
Jiang, Wei-Dong, Qi, Feng
core   +3 more sources

The Natural Approaches of Shafer-Fink Inequality for Inverse Sine Function

open access: yesMathematics, 2022
In this paper, we obtain some new natural approaches of Shafer-Fink inequality for arc sine function and the square of arc sine function by using the power series expansions of certain functions, which generalize and strengthen those in the existing ...
Ling Zhu
doaj   +3 more sources

Third-Order Hankel and Toeplitz Determinants for Starlike Functions Connected with the Sine Function

open access: yesMathematics, 2019
Let S s * be the class of normalized functions f defined in the open unit disk D = { z : | z | < 1 } such that the quantity z f ′ ( z ) f ( z ) lies in an eight-shaped region in the right-half plane and satisfying
Hai-Yan Zhang   +2 more
doaj   +3 more sources

Cross-Correlation-Function-Based Multipath Mitigation Method for Sine-BOC Signals [PDF]

open access: yesRadioengineering, 2012
Global Navigation Satellite Systems (GNSS) positioning accuracy indoor and urban canyons environments are greatly affected by multipath due to distortions in its autocorrelation function.
H. H. Chen, W. M. Jia, M. L. Yao
doaj   +2 more sources

Design of a New Chaotic System with Sine Function: Dynamic Analysis and Offset Boosting Control

open access: yesChaos Theory and Applications, 2023
A new chaotic system is presented in this research work.The proposed system has three nonlinear terms and one sine term which improves the complexity of the system.
Rameshbabu Ramar
doaj   +1 more source

Using Sine Function-Based Nonlinear Feedback to Control Water Tank Level

open access: yesEnergies, 2021
This manuscript addresses the feasibility and significance of using a sine function to modify the system error of a normal linear feedback control to achieve more efficient capabilities in terms of energy-saving.
Jian Zhao   +3 more
doaj   +1 more source

A Series Expansion of a Logarithmic Expression and a Decreasing Property of the Ratio of Two Logarithmic Expressions Containing Sine

open access: yesMathematics, 2023
In the paper, by virtue of a derivative formula for the ratio of two differentiable functions and with the help of a monotonicity rule, the authors expand a logarithmic expression involving the sine function into the Maclaurin power series in terms of ...
Xin-Le Liu, Hai-Xia Long, Feng Qi
doaj   +1 more source

A New Sine Family of Generalized Distributions: Statistical Inference with Applications

open access: yesMathematical and Computational Applications, 2023
In this article, we extensively study a family of distributions using the trigonometric function. We add an extra parameter to the sine transformation family and name it the alpha-sine-G family of distributions.
SidAhmed Benchiha   +7 more
doaj   +1 more source

Construction of Optimized Dynamic S-Boxes Based on a Cubic Modular Transform and the Sine Function

open access: yesIEEE Access, 2021
The protection of sensitive data from illegitimate users is one of the main challenges in today’s technological era. To handle prevailing security-related problems and challenges amicably, cryptographic techniques are applied for the fortification
Amjad Hussain Zahid   +6 more
doaj   +1 more source

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