Results 101 to 110 of about 13,995 (284)

An efficient hybrid classification approach for COVID-19 based on Harris Hawks Optimization and Salp Swarm Optimization [PDF]

open access: yes, 2022
Feature selection can be defined as one of the pre-processing steps that decreases the dimensionality of a dataset by identifying the most significant attributes while also boosting the accuracy of classification.
Issa A, Ali Y, Rashid T.
europepmc   +2 more sources

Inter‐Individual Differences in T1, T2, and Proton Density Using Quantitative Synthetic Imaging for 1H‐MRS Quantification

open access: yesMagnetic Resonance in Medicine, Volume 95, Issue 5, Page 2489-2499, May 2026.
ABSTRACT Purpose Metabolite concentrations can be determined from proton magnetic resonance spectroscopy (1H‐MRS) data using water as an internal reference. This calculation requires tissue‐specific water T1 and T2 relaxation constants and proton density (PD).
Samantha A. Leech   +4 more
wiley   +1 more source

Irrigation using slightly saline water from emerging desalination technologies as a solution to short‐term drought

open access: yesPLANTS, PEOPLE, PLANET, Volume 8, Issue 3, Page 831-842, May 2026.
With global weather patterns becoming more extreme and unpredictable, sourcing reliable irrigation water is vital for improving food security and conserving drinking water in drought‐prone areas. Emerging desalination technologies, which are still in the development phase, could potentially provide large quantities of slightly saline water for ...
Harry Myrans   +5 more
wiley   +1 more source

Altered Dynamic Functional Connectivity of the Frontoparietal Network in Major Depressive Disorder: Evidence From a Large‐Scale Resting‐State fMRI Study

open access: yesBrain and Behavior, Volume 16, Issue 4, April 2026.
Using resting‐state fMRI data from 887 participants, we examined the dynamic functional connectivity of the frontoparietal network in major depressive disorder. Patients showed longer dwell time and greater occupancy in hypoconnected states, with fewer transitions between connectivity patterns, indicating altered temporal organization of network ...
Parsa Seyedzadeh, Seyed Armin Hosseini
wiley   +1 more source

Fermi's Paradox - The Last Challenge For Copernicanism? [PDF]

open access: yes, 2009
We review Fermi's paradox (or the "Great Silence" problem), not only arguably the oldest and crucial problem for the Search for ExtraTerrestrial Intelligence (SETI), but also a conundrum of profound scientific, philosophical and cultural importance. By a
Ćirković, M. M.
core   +2 more sources

Multi-Objective Harris Hawks Optimization Algorithm Based 2-Hop Routing Algorithm for CR-VANET [PDF]

open access: gold, 2021
Md. Asif Hossain   +6 more
openalex   +1 more source

The impact of urbanisation on social behaviour: a comprehensive review

open access: yesBiological Reviews, Volume 101, Issue 2, Page 1003-1035, April 2026.
ABSTRACT Urbanisation is a key driver of global environmental change and presents animals with novel stressors and challenges. It can fundamentally influence social behaviour and has the potential to reshape within‐ and between‐species social interactions. Given the role of social behaviour in reproductive fitness and survival, understanding how social
Avery L. Maune   +2 more
wiley   +1 more source

Distributed Fog-based Resource Allocation Hybrid Approach using Metaheuristic Optimizers for Mobile Networks [PDF]

open access: yes
Background: In recent years, the increasing use of the mobile fog server application has generated excessive amounts of data of different types, such as images, documents, multimedia, and other files.
Ebrahim , Zahraa Husam   +1 more
core   +2 more sources

A robot path planning method using improved Harris Hawks optimization algorithm

open access: yesMeasurement + Control
The traditional Harris Hawks optimization algorithm is prone to the local shortest path, slow search speed and poor path accuracy in indoor mobile robot path planning.
Changyong Li   +3 more
doaj   +1 more source

Multi-objective Harris Hawks optimization algorithm for selecting best location and size of distributed generation in radial distribution system

open access: yesInternational Journal of Cognitive Computing in Engineering
Distributed Generating Units (DGUs) are widely used in backup power, renewable energy integration, voltage regulation, and energy storage applications.
Sandeep Gogula, V․ S. Vakula
doaj   +1 more source

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