Results 21 to 30 of about 548,222 (296)

Determination of Friendship Intensity between Online Social Network Users Based on Their Interaction [PDF]

open access: yes, 2018
Online social networks (OSN) are one of the most popular forms of modern communication and among the best known is Facebook. Information about the connection between users on the OSN is often very scarce. It's only known if users are connected, while the
Humski, Luka   +2 more
core   +3 more sources

Retracted: Improved artificial bee colony algorithm with opposition‐based learning

open access: yesIET Image Processing, 2020
The artificial bee colony (ABC) algorithm is a biological‐inspired optimisation algorithm proposed by Karaboga. Since its solution search equation is good at exploration but poor at exploitation, the ABC algorithm converges slowly and is easy to fall ...
Yongcun Cao, Saisai Ji, Yong Lu
doaj   +1 more source

PCOBL: A Novel Opposition-Based Learning Strategy to Improve Metaheuristics Exploration and Exploitation for Solving Global Optimization Problems

open access: yesIEEE Access, 2023
Meta-heuristics are commonly applied to solve various global optimization problems. In order to make the meta-heuristics performing a global search, balancing their exploration and exploration ability is still an open avenue.
Tapas Si   +7 more
doaj   +1 more source

Learning and steering: changing implementation patterns and the Greek central government [PDF]

open access: yes, 2001
Greece is frequently characterized as a laggard in the implementation of EU policy. This article examines the key characteristics of the Greek central government and links them to patterns of policy implementation.
Dimitrakopoulos, Dionyssis G.
core   +1 more source

Are Two Opposite Points Better Than One?

open access: yesIEEE Access, 2019
Various opposition-based learning (OBL) strategies were proposed to further improve solution quality since 2005. However, in all existing OBLs, only one opposite point is generated for a given candidate solution in population.
Na Wang   +4 more
doaj   +1 more source

Hybrid Harmony Search Optimization Algorithm for Continuous Functions

open access: yesMathematical and Computational Applications, 2023
This paper proposes a hybrid harmony search algorithm that incorporates a method of reinitializing harmonies memory using a particle swarm optimization algorithm with an improved opposition-based learning method (IOBL) to solve continuous optimization ...
José Alfredo Brambila-Hernández   +4 more
doaj   +1 more source

TAPping into argumentation: Developments in the application of Toulmin's Argument Pattern for studying science discourse [PDF]

open access: yes, 2004
This paper reports some methodological approaches to the analysis of argumentation discourse developed as part of the two-and-a-half year project titled "Enhancing the Quality of Argument in School Science" supported by the Economic and Social Research ...
Erduran, S   +2 more
core   +1 more source

An Improved Grey Prediction Evolution Algorithm Based on Topological Opposition-Based Learning

open access: yesIEEE Access, 2020
The grey prediction evolution algorithm based on the even grey model (GPEAe) proposed by Z.B.Hu et al. in 2019 is a competitively stochastic real-parameter optimization algorithm with characters of simple code, less parameters and strong exploration ...
Canyun Dai   +4 more
doaj   +1 more source

Sunflower optimization algorithm for multi-strategy-assist parameter identification of solar cell models

open access: yesAIP Advances, 2023
A novel optimization method, namely, the elite opposition learning and polynomial steps-based sunflower optimization (EOPSFO) algorithm, has been proposed to solve engineering problems. To speed up the convergence, the elite opposition-based learning and
Liye Lv, Yongliang Yuan
doaj   +1 more source

A quantitative taxonomy of human hand grasps [PDF]

open access: yes, 2019
Background: A proper modeling of human grasping and of hand movements is fundamental for robotics, prosthetics, physiology and rehabilitation. The taxonomies of hand grasps that have been proposed in scientific literature so far are based on qualitative ...
Atzori, Manfredo   +5 more
core   +1 more source

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