Moving data window-based partially-coupled estimation approach for modeling a dynamical system involving unmeasurable states

T Cui, F Ding, T Hayat - ISA transactions, 2022 - Elsevier
The simultaneous parameter and state estimation for a multi-input multi-output (MIMO) state
space system from a set of measurement data is taken into account in this paper. Firstly, in …

A novel approach for optimal design of digital FIR filter using grasshopper optimization algorithm

S Yadav, R Yadav, A Kumar, M Kumar - ISA transactions, 2021 - Elsevier
The idea behind designing digital filters is to compute the optimal filter coefficients such that
the magnitude response of the designed matches the ideal frequency response using …

Design of wavelet transform based electrocardiogram monitoring system

A Kumar, R Komaragiri, M Kumar - ISA transactions, 2018 - Elsevier
The new age advancements in information technology due to materials and integrated
circuit (IC) technologies and their applications in biomedical sciences have made the …

A simple fractional-order chaotic system without equilibrium and its synchronization

VT Pham, A Ouannas, C Volos, T Kapitaniak - AEU-International Journal of …, 2018 - Elsevier
There has been an increasing interest in discovering no-equilibrium chaotic systems
recently. In this paper, a novel three dimensional fractional-order chaotic system, which has …

Adaptive Cuckoo Search based optimal bilateral filtering for denoising of satellite images

A Asokan, J Anitha - ISA transactions, 2020 - Elsevier
A satellite image transmitted from satellite to the ground station is corrupted by different
kinds of noises such as impulse noise, speckle noise and Gaussian noise. The traditional …

Design of efficient fractional operator for ECG signal detection in implantable cardiac pacemaker systems

A Kumar, R Komaragiri, M Kumar - International Journal of …, 2019 - Wiley Online Library
A low power and high‐performance digital electrocardiogram (ECG) detector has become a
basic requirement in modern implantable cardiac pacemakers. A fractional operator‐based …

Optimal fractional-order highpass Butterworth magnitude characteristics realization using current-mode filter

S Mahata, R Kar, D Mandal - AEU-International Journal of Electronics and …, 2019 - Elsevier
In this paper, six optimal fractional-order transfer functions (FOTF) to approximate the
magnitude characteristics of a fractional-order highpass Butterworth filter (FHBF) are …

An efficient side lobe reduction technique considering mutual coupling effect in linear array antenna using BAT algorithm

A Das, D Mandal, SP Ghoshal, R Kar - Swarm and evolutionary …, 2017 - Elsevier
This paper presents an investigation of mutual coupling effect among the array elements in a
symmetric linear array antenna with the aim of reducing the side lobe level and the null …

Optimal SSA‐based wideband digital differentiator design for cardiac QRS complex detection application

C Nayak, SK Saha, R Kar… - International Journal of …, 2019 - Wiley Online Library
In this paper, a computationally efficient, highly accurate, wideband, stable, and minimum
phase infinite impulse response type first‐order digital differentiator (DD) is designed by …

Efficient design of wideband digital fractional order differentiators and integrators using multi-verse optimizer

TAA Ali, Z Xiao, S Mirjalili, V Havyarimana - Applied Soft Computing, 2020 - Elsevier
In this paper, a novel method is proposed based on combining L 1-norm optimally criterion
with a recently-proposed metaheuristic called multi-verse optimizer (MVO) to design 2nd …