Results 21 to 30 of about 509 (150)

Retinal imaging based glaucoma detection using modified pelican optimization based extreme learning machine [PDF]

Scientific Reports
Glaucoma is defined as progressive optic neuropathy that damages the structural appearance of the optic nerve head and is characterized by permanent blindness.
Debendra Muduli, Rani Kumari, Adnan Akhunzada, Korhan Cengiz, Santosh Kumar Sharma, Rakesh Ranjan Kumar, Dinesh Kumar Sah   +6 more
doaj   +2 more sources

A POA-QPSO Hybrid Algorithm for Multi-Objective Optimization of Dual-Layer Walker Constellations [PDF]

Sensors
The rapid development of low earth orbit (LEO) satellite constellations for navigation augmentation represents significant challenges in optimizing coverage performance while minimizing system complexity.
Yinuo Wang, Hongyuan Ye, Tianwen Du, Xuchu Mao   +3 more
doaj   +2 more sources

Study on an interpretable prediction model for pile bearing capacity based on SHAP and BP neural networks [PDF]

Scientific Reports
To facilitate rapid and precise predictions of pile bearing capacity, a Back Propagation (BP) neural network model has been developed utilizing data sourced from existing literature. The model incorporates several input parameters, including pile length,
Shunbo Li, Mingwei Hai, Qi Zhang, Bin Zhou, Miao Wang, Zhuo Zhao   +5 more
doaj   +2 more sources

Scour depth estimation using standalone metaheuristic algorithms and their combinations with CatBoost [PDF]

Scientific Reports
Scouring around bridge piers poses a critical threat to structural integrity, leading to costly damage and safety risks. Traditional equations often fail to accurately predict equilibrium scour depth (S eq ) due to the complexity and nonlinearity of the ...
Nasrin Eini, Saeid Janizadeh, Sayed M. Bateni, Changhyun Jun, Essam Heggy   +4 more
doaj   +2 more sources

Augmenting cybersecurity through attention based stacked autoencoder with optimization algorithm for detection and mitigation of attacks on IoT assisted networks [PDF]

Scientific Reports
The Internet of Things (IoT) network is a fast-growing technology, which is efficiently used in various applications. In an IoT network, the massive amount of connecting nodes is the existence of day-to-day communication challenges.
Kashi Sai Prasad, E. Laxmi Lydia, M. V. Rajesh, K. Radhika, Janjhyam Venkata Naga Ramesh, N. Neelima, Srinivasa Rao Pokuri   +6 more
doaj   +2 more sources

Kernel semi-parametric model improvement based on quasi-oppositional learning pelican optimization algorithm

Iraqi Journal for Computer Science and Mathematics, 2023
Statistical modeling is essential in many scientific research areas because it explains the relationship between the response variable of interest and a number of explanatory variables.
Zakariya Algamal, Firas AL-Taie, Omar Qasim   +2 more
doaj   +1 more source

A novel medical image enhancement algorithm based on CLAHE and pelican optimization

Multimedia Tools and Applications, 2023
Abstract Medical image enhancement is considered as a challenging image-processing framework because the low quality of images resulted after acquisition and transmission seriously affects the clinical diagnosis and observation. In order to improve the image visual quality, a novel medical image enhancement algorithm that is based on the ...
Yasser Radouane Haddadi, Boualem Mansouri, Fatima Zohra Idriss Khodja   +2 more
openaire   +1 more source

Study on reservoir optimal operation based on coupled adaptive ε constraint and multi strategy improved Pelican algorithm

Scientific Reports, 2023
The optimal operation of reservoir groups is a strongly constrained, multi-stage, and high-dimensional optimization problem. In response to this issue, this article couples the standard Pelican optimization algorithm with adaptive ε constraint methods ...
Ji He, Xiaoqi Guo, Songlin Wang, Haitao Chen, Fu-Xin Chai   +4 more
doaj   +1 more source

Designing of 2d-IIR Filter Using a Fused ESMA-Pelican Optimization Algorithm (FEPOA)

Информатика и автоматизация, 2023
Many Digital Signal Processing (DSP) applications and electronic gadgets today require digital filtering. Different optimization algorithms have been used to obtain fast and improved results.
Rakesh Kumar Sharma, Krishan Kumar Sharma, Tarun Varma   +2 more
doaj   +1 more source

A Rolling Bearing Fault Feature Extraction Algorithm Based on IPOA-VMD and MOMEDA

Sensors, 2023
Since the rolling bearing fault signal captured by a vibration sensor contains a large amount of background noise, fault features cannot be accurately extracted.
Kang Yi, Changxin Cai, Wentao Tang, Xin Dai, Fulin Wang, Fangqing Wen   +5 more
doaj   +1 more source