Results 101 to 110 of about 1,037,711 (234)
Gong-kuang zidonghua, 2013 Taking construction of personnel positioning system of a Mining Group Company as an example, topology of the system was given, installation and notice in debugging of wellhead inspection card system, installation position requirements of underground ...
MIAO Xue-fu
doaj
Agribusiness, EarlyView.ABSTRACT This paper examines the determinants of generative AI (GenAI) knowledge and usage among agricultural extension professionals. Drawing on survey data from agricultural extension personnel in Tennessee, we employ regression analyses and latent Dirichlet allocation (LDA) for topic modeling of open‐ended responses to study the knowledge and usage ...
Abdelaziz Lawani +3 more
wiley +1 more source
, 2004 . Tropospheric delay is one of the major error sources in GPS positioning. The delay of radio signals caused by the troposphere can range from 2 m at the zenith to 20 m at lower elevation angles.
Yanming Feng +5 more
core +1 more source
Research of Routing Algorithm of Mine Personnel Positioning System Based on ZigBee
Gong-kuang zidonghua, 2010 According to characteristics of mine personnel positioning system and ZigBee, the paper put forward a method of regional networking approach of mine personnel positioning system based on ZigBee, designed a clustering routing algorithm named FEECP, and ...
GAO Yua
doaj
The Geography of Success: A Spatial Analysis of Export Intensity in the Italian Wine Industry
Agribusiness, EarlyView.ABSTRACT This paper investigates the paradox of how Italy's fragmented, SME‐dominated wine industry achieves global export success. Moving beyond purely firm‐centric explanations, we test whether export intensity is spatially dependent, clustering geographically in regional ecosystems.
Nicolas Depetris Chauvin, Jonas Di Vita
wiley +1 more source
Key technologies for 3D visualization of underground monitoring data in coal mine
Meikuang AnquanFor the three-dimensional visualization demand of monitoring data on the three-dimensional roadway model generated by any modeling software, the key technologies of three-dimensional visualization of monitoring data are proposed.
Long CHEN
doaj +1 more source
Agribusiness, EarlyView.ABSTRACT In emerging economies where smallholder farming dominates agricultural production, agribusinesses serve as critical intermediaries linking smallholders to broader markets, and their resilience directly affects agricultural sustainability. Short‐term‐oriented capital is reluctant to adequately finance highly uncertain and cyclical agricultural ...
Siyuan Lyu +5 more
wiley +1 more source
Real-Time Monitoring of Underground Miners’ Status Based on Mine IoT System
SensorsReal-time monitoring and timely risk warnings for the safety, health, and fatigue of underground miners are essential for establishing intelligent mines, enhancing the safety of production, and safeguarding the well-being of miners.
Yufeng Jiang +4 more
doaj +1 more source
Economic Impact of Sustainability in Wine Sector: A Systematic Literature Review
Agribusiness, EarlyView.ABSTRACT Sustainability has become a key issue in the wine sector, raising questions about its compatibility with firms' economic performance. Despite growing attention to environmental and social practices, evidence on their economic implications remains fragmented.
Valentina Di Chiara +2 more
wiley +1 more source
Répertoire des activités de perfectionnement à l'intention du personnel enseignant
, 1989 1989 /Titre de la couv.: Répertoire des activités de perfectionnement à l'intention du personnel ...
Québec (Province). Service de la formation du personnel scolaire
core +1 more source