Results 61 to 70 of about 510,465 (313)

A Q‐Learning Algorithm to Solve the Two‐Player Zero‐Sum Game Problem for Nonlinear Systems

open access: yesInternational Journal of Adaptive Control and Signal Processing, Volume 39, Issue 3, Page 566-581, March 2025.
A Q‐learning algorithm to solve the two‐player zero‐sum game problem for nonlinear systems. ABSTRACT This paper deals with the two‐player zero‐sum game problem, which is a bounded L2$$ {L}_2 $$‐gain robust control problem. Finding an analytical solution to the complex Hamilton‐Jacobi‐Issacs (HJI) equation is a challenging task.
Afreen Islam   +2 more
wiley   +1 more source

Optimization of Communication Signal Adversarial Examples by Selectively Preserving Low-Frequency Components of Perturbations

open access: yesSensors
Achieving high attack success rate (ASR) with minimal perturbed distortion has consistently been a prominent and challenging research topic in the field of adversarial examples.
Yi Zhang   +4 more
doaj   +1 more source

TURKEY NESTING SUCCESS OM A FLORIDA STUDY AREA

open access: yesWildlife Society Bulletin, 1980
Nesting success of wild turkeys (Meleagris gallopavo) was measured for 108 nests of radio‐tracked hens on a Florida study area during an 8‐year period.
Lovett E. Williams Jr.   +2 more
doaj   +1 more source

Predation in the reindeer husbandry area in Finland during 1976-86

open access: yesRangifer, 1988
During the years 1976-86 predators killed a total of 11 295 reindeer in the Finnish reindeer husbandry area. Predators killed mostly calves and hinds.
Mauri Nieminen, Juhani Leppäluoto
doaj   +1 more source

Characterization of Defect Distribution in an Additively Manufactured AlSi10Mg as a Function of Processing Parameters and Correlations with Extreme Value Statistics

open access: yesAdvanced Engineering Materials, EarlyView.
Predicting extreme defects in additive manufacturing remains a key challenge limiting its structural reliability. This study proposes a statistical framework that integrates Extreme Value Theory with advanced process indicators to explore defect–process relationships and improve the estimation of critical defect sizes. The approach provides a basis for
Muhammad Muteeb Butt   +8 more
wiley   +1 more source

Experimental Evaluation of 100Cr6 Steel Microindented Surfaces Under Lubricated Nonconformal Point Contacts

open access: yesAdvanced Engineering Materials, EarlyView.
The tribological behavior of 100Cr6 steel spheres textured via Vickers microindentation is evaluated under lubricated sliding by varying both dimple size and density. Fine and dense textures significantly reduce friction across all lubrication regimes, while large dimples increase it.
Farideh Davoodi   +3 more
wiley   +1 more source

Unidirectional Tape‐Based Composites from Hemp and Pineapple Leaf Fiber: Mechanical Performance in Conventional and Bio‐Based Matrices

open access: yesAdvanced Engineering Materials, EarlyView.
The study investigates novel semi‐finished products made of unidirectionally arranged hemp or pineapple leaf fiber‐reinforced composites produced from different matrices. The materials are analyzed in terms of their mechanical and interfacial properties and void content.
Nina Graupner   +22 more
wiley   +1 more source

Symbolic Execution Game Semantics [PDF]

open access: green, 2020
Yu-Yang Lin, Nikos Tzevelekos
openalex   +1 more source

Interaction between Molten Al‐Killed Mn–B Steel and Carbon‐Bonded MgO Refractories Based on Recyclates

open access: yesAdvanced Engineering Materials, EarlyView.
High‐temperature interactions between low‐sulfur Al‐killed Mn–B steel and MgO–C refractories (0 and 50 wt% recyclates) are studied via finger immersion tests (1600 °C). Surface‐active elements influence infiltration. MgO/CaS layer forms, along with spinel and calcium silicate.
Matheus Roberto Bellé   +5 more
wiley   +1 more source

Human-Bear Conflicts in Massanutten Village: Achieving Success Requires Partnerships

open access: yesHuman-Wildlife Interactions, 2018
Interactions between humans and black bears (Ursus americanus) in Virginia, USA, increase as bear populations recover from historically low levels and expand their range to seek food in human-modified environments.
Ally M. Scott   +2 more
doaj   +1 more source

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