Results 111 to 120 of about 367,994 (271)

VAE+DDPG: An Attention‐Enhanced Variational Autoencoder for Deep Reinforcement Learning‐Based Autonomous Navigation in Low‐Light Environments

open access: yesAdvanced Intelligent Systems, EarlyView.
Variational Autoencoder+Deep Deterministic Policy Gradient addresses low‐light failures of infrared depth sensing for indoor robot navigation. Stage 1 pretrains an attention‐enhanced Variational Autoencoder (Convolutional Block Attention Module+Feature Pyramid Network) to map dark depth frames to a well‐lit reconstruction, yielding a 128‐D latent code ...
Uiseok Lee   +7 more
wiley   +1 more source

The relation between IT competency and knowledge management processes and its mediators

open access: yesTourism & Management Studies, 2013
The past two decades have seen growing interest in knowledge management and the use of information technologies. However, it is not clear how the relation between IT competency and knowledge management works. This study provides a better understanding
Susana Pérez-López, Beatriz Junquera
doaj  

Food insecurity and unemployment among immigrants in the United States

open access: yesAmerican Journal of Agricultural Economics, EarlyView.
Abstract Immigrants can be more vulnerable to economic downturns and, during periods of economic hardship, more likely to experience food insecurity compared to natives. This study examines the differential effect of the unemployment rate on the probability of being food insecure among diverse groups of immigrant households relative to natives in the ...
Siwen Zhou   +3 more
wiley   +1 more source

Choice experiments on land managers' participation in environmental programs: A systematic review and meta‐analysis of estimate validity

open access: yesAmerican Journal of Agricultural Economics, EarlyView.
Abstract Discrete choice experiments are increasingly being used to estimate land managers' willingness to accept participation in incentive‐based environmental programs. This is a specific application of discrete choice experiments: the estimation of willingness to accept for a private good (program participation) where respondents have to make trade ...
Anastasio J. Villanueva   +2 more
wiley   +1 more source

The influence of teenagers on a family’s vacation choices

open access: yesTourism & Management Studies, 2013
Family decision-making research has frequently examined the roles of adults and children on purchase decisions. Empirical results show a propensity toward a joint decision process in problem recognition and the final decision stages.
Maria Teresa Borges Tiago   +1 more
doaj  

Spartan Daily, September 14, 2001 [PDF]

open access: yes, 2001
Volume 117, Issue 11https://scholarworks.sjsu.edu/spartandaily/9716/thumbnail ...
San Jose State University, School of Journalism and Mass Communications
core   +1 more source

Ecological niche modeling reveals habitat differentiation and climatic vulnerability in two imperiled, sympatric southern Appalachian carnivorous plants

open access: yesAmerican Journal of Botany, EarlyView.
Abstract Premise Understanding the habitat requirements of imperiled flora is critical for informing ex situ conservation practices, designing effective reintroduction strategies, and understanding how climate change will impact such species, especially in montane regions with high levels of environmental heterogeneity. In southern Appalachia, USA, the
Nicholas J. Chang   +6 more
wiley   +1 more source

PRÁTICAS DE CUSTEIO E CONTROLO DE GESTÃO NO SECTOR HOTELEIRO DO ALGARVE

open access: yesTourism & Management Studies, 2012
Este estudo caracteriza as práticas de custeio e controlo de gestão nas unidades hoteleiras de quatro e cinco estrelas do Algarve e mede o grau de adopção do Uniform System of Accounts for the Lodging Industry (USALI, o plano de contabilidade ...
ANA RITA FARIA   +2 more
doaj  

DISPARITIES OF ENTREPRENEURIAL ACTIVITIES AMONG URBAN INDUSTRIES -- AN EXPLORATORY APPROACH [PDF]

open access: yes
The results of an on-going exploratory study focused on disparities in entrepreneurial activities across 203 Metropolitan Statistical Areas among 18 industries in the US showed that there existed variations in the path of entrepreneurial development ...
Liang, Chyi-Lyi (Kathleen)
core   +1 more source

The Official Student Newspaper of UAS [PDF]

open access: yes, 2017
Editorial / Whalesong Staff -- The Symposium Continue / UAS at WorldQuest -- Strategic Pathways Simplified / JIRP at Lecture Series -- UAS In Brief / Coffee with the Chancellor -- Letters to the Editor -- From Alaska to Hawaii: Student Dawn Wehde on NSE -

core  

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