Results 31 to 40 of about 1,206,411 (257)

Turning Nd‐Fe‐B Swarf Into High‐Value Bulk Feedstocks via Sustainable Hydrogen Plasma: From Rare‐Earth Oxides to Metals and Hydrides

open access: yesAdvanced Materials, EarlyView.
Oxidized Nd‐Fe‐B magnet swarf is transformed into valuable bulk feedstock through a single‐step hydrogen plasma process. The reaction converts complex rare‐earth‐containing waste into separated metallic, oxide, and hydride fractions without acid leaching.
Naritai Chimed   +9 more
wiley   +1 more source

Communication and cooperation in repeated games [PDF]

open access: yesTheoretical Economics, 2017
We study the role of communication in repeated games with private monitoring. We first show that without communication, the set of Nash equilibrium payoffs in such games is a subset of the set ofε‐coarse correlated equilibrium payoffs (ε‐CCE) of the underlying one‐shot game. The value ofεdepends on the discount factor and the quality of monitoring.
Awaya, Yu, Krishna, Vijay
openaire   +3 more sources

A Retinal Matrix Stiffening Model Reveals FAK‐Dependent Mechanotransduction in Pericytes Underlies Vascular Destabilization

open access: yesAdvanced Materials, EarlyView.
In this study, we show that retinal matrix stiffness is increased in diabetic mice. Using engineered human vascular models with controlled matrix stiffness, we demonstrate that stiffening activates focal adhesion kinase (FAK) signaling in pericytes, suppresses Notch signaling, and disrupts vascular morphology.
Emily Warren   +6 more
wiley   +1 more source

On the Core of Dynamic Cooperative Games [PDF]

open access: yesDynamic Games and Applications, 2012
We consider dynamic cooperative games, where the worth of coalitions varies over time according to the history of allocations. When defining the core of a dynamic game, we allow the possibility for coalitions to deviate at any time and thereby to give rise to a new environment.
E. Lehrer, SCARSINI, MARCO
openaire   +2 more sources

Information Transmission Strategies for Self‐Organized Robotic Aggregation

open access: yesAdvanced Robotics Research, EarlyView.
In this review, we discuss how information transmission influences the neighbor‐based self‐organized aggregation of swarm robots. We focus specifically on local interactions regarding information transfer and categorize previous studies based on the functions of the information exchanged.
Shu Leng   +5 more
wiley   +1 more source

Multimodal Engagement Assessment in Children During Invented Story Paradigm With a Social Robot

open access: yesAdvanced Robotics Research, EarlyView.
A multimodal framework is proposed to assess children's engagement during storytelling interactions with a social robot. Gaze, physiological, and behavioral data are combined and validated against observer ratings. An automated gaze‐labeling strategy is introduced, and supervised classifiers achieve high accuracy. The study supports scalable engagement
Laura Fiorini   +7 more
wiley   +1 more source

Cooperative Product Games

open access: yesInternational Game Theory Review
A cooperative product game is a transferable utility game defined by associating the product of given players’ coefficient to coalitions. This idea has been introduced by Rosales, D. ([2014] Cooperative product games, unpublished mimeo, www.academia.edu/40176429) where he investigates the core. Here, we analyze a corrected definition of a product game
openaire   +2 more sources

Cooperative Product Games

open access: yesCoRR, 2014
I introduce cooperative product games (CPGs), a cooperative game where every player has a weight, and the value of a coalition is the product of the weights of the players in the coalition. I only look at games where the weights are at least $2$. I show that no player in such a game can be a dummy.
openaire   +3 more sources

Cooperative games with incomplete information [PDF]

open access: yesInternational Journal of Game Theory, 1984
A new bargaining solution concept is introduced which is a generalization of the Nash bargaining solution and the Shapley NTU value. These bargaining solutions are efficient and equitable when interpersonal comparisons are made in terms of certain virtual utility scales.
openaire   +2 more sources

The positive core of a cooperative game [PDF]

open access: yesInternational Journal of Game Theory, 2009
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Guni Orshan, Peter Sudhölter
openaire   +5 more sources

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