Results 231 to 240 of about 3,854,170 (324)
Directional motion of a self-steering active intruder in a dense crowd of cognitive active agents. [PDF]
Sci RepKushwaha VK +3 more
europepmc +1 more source
Risk management externalities in agrifood supply chains
American Journal of Agricultural Economics, EarlyView.Abstract Firms may under‐ or over‐invest in risk management from the social planner's perspective, resulting in a negative externality on other economic agents in the supply chain. The externality of risk management is particularly relevant for agrifood supply chains, which frequently experience disruptions and play a primary role in preventing major ...
Jeffrey Hadachek, Meilin Ma
wiley +1 more source
Probabilistic dynamics of small groups in crowd flows. [PDF]
PLoS Onevan der Laan C, Corbetta A.
europepmc +1 more source
Premium subsidy designs and crowding out of insurance demand
American Journal of Agricultural Economics, EarlyView.Abstract Crop insurance is an important instrument to protect farmers against extreme weather events. Many countries provide subsidies for crop insurance products to make insurance more affordable for farmers. The Federal Crop Insurance Program in the United States and major European crop insurance programs such as in Spain, Italy, and France focus on ...
Tim Philippi
wiley +1 more source
PPO-GAT-Follow: Graph-Attention Reinforcement Learning for Robust Robot Person Following in Dense Crowds. [PDF]
Sensors (Basel)Zhou X, Shi Y, Piao S, Gao C.
europepmc +1 more source
Income sharing for common pool resources with uncertain productivity
American Journal of Agricultural Economics, EarlyView.Abstract We address the interconnected issues of externalities in the use of a natural common‐pool resource system and adverse effects of environmental uncertainty on risk‐averse resource users. We set up a simple analytical model and derive conditions such that insurance by means of an income sharing mechanism mitigates externalities and hence ...
Claudia Kelsall +2 more
wiley +1 more source
A vision-based multi-camera fusion and CAD projection framework for risk-point identification in metro stations. [PDF]
Sci RepPu Y, Fan Q, Zhang S, Zhang Q, Zuo J.
europepmc +1 more source
American Journal of Botany, EarlyView.Abstract Premise Climate change is altering the timing of many plant phenological events, yet most studies focus on flowering, with less attention given to later reproductive stages such as fruit development and ripening. Vaccinium angustifolium (lowbush blueberry) is an important perennial berry species that may be sensitive to these changes.
Jenna Floyd +5 more
wiley +1 more source
Harmonizing Scale for Intelligent Sensors: Resolution-Conditioned Adaptation of Vision Foundation Models for Crowd Counting. [PDF]
Sensors (Basel)Xu H, Chen Z, Shen S, You H, Chen CC.
europepmc +1 more source
American Journal of Community Psychology, EarlyView.Abstract This study used photovoice methodology to explore Asian Americans' perspectives on the root causes and protective factors of firearm violence in their communities. Photovoice provided a participatory platform for community members to document lived experiences and identify priorities for change.
Tsu‐Yin Wu +4 more
wiley +1 more source