Results 121 to 130 of about 5,490 (253)

Enhanced Target Localization in the Internet of Underwater Things through Quantum-Behaved Metaheuristic Optimization with Multi-Strategy Integration

open access: yesJournal of Marine Science and Engineering
Underwater localization is considered a critical technique in the Internet of Underwater Things (IoUTs). However, acquiring accurate location information is challenging due to the heterogeneous underwater environment and the hostile propagation of ...
Xiaojun Mei   +9 more
doaj   +1 more source

Fault diagnosis of high-voltage pulse track circuit 2 based on IHHO-KELM

open access: yesJournal of Applied Science and Engineering
Aiming at the problem of low fault diagnosis accuracy of high-voltage pulse track circuit, a track circuit fault diagnosis method based on kernel extreme learning machine (KELM) optimized by improved Harris hawks optimization (IHHO) is proposed. Firstly,
Yunshui Zheng, Yuefan Zhang
doaj   +1 more source

How Expoerts Decide: Preferences or Private Assessments on a Monetary Policy Committee? [PDF]

open access: yes, 2013
Using voting data from the Bank of England, we show that different individual assessments of the economy strongly influence votes after controlling for individual policy preferences.
Hansen, Stephen   +2 more
core  

Enhancing intrusion detection systems with hybrid HHO-WOA optimization and gradient boosting machine classifier [PDF]

open access: yes
In this paper, we propose a hybrid intrusion detection system (IDS) that leverages Harris Hawks optimization (HHO) and whale optimization algorithm (WOA) for feature selection to enhance the detection of cyberattacks.
Abu-Shareha, Ahmad Adel   +2 more
core   +1 more source

Evolutionary games on graphs

open access: yes, 2007
Game theory is one of the key paradigms behind many scientific disciplines from biology to behavioral sciences to economics. In its evolutionary form and especially when the interacting agents are linked in a specific social network the underlying ...
Abramson   +408 more
core   +1 more source

Optimal control of DC motor using leader-based Harris Hawks optimization algorithm

open access: yesFranklin Open
Direct Current (DC) motor is considered a very critical component of various industrial drive equipment. This is due to their unique advantages including reasonable cost, speed-torque characteristics, ease of control, etc.
Shehu Lukman Ayinla   +6 more
doaj   +1 more source

Mission Information and Test Systems Summary of Accomplishments, 2011 [PDF]

open access: yes
This annual report covers the activities of the NASA DRFC Mission Information and Test Systems, which includes the Western Aeronautical Test Range, the Simulation Engineering Branch, the Information Services and the Dryden Technical Laboratory (Flight ...
McMorrow, Sean E., Sherrard, Roberta B.
core   +1 more source

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