Results 11 to 20 of about 818,706 (298)

The Issues of the Air-Fuel Ratio in Exhaust Emissions Tests Carried out on a Chassis Dynamometer

open access: yesEnergies, 2021
Vehicle exhaust emission tests use exhaust sampling systems that dilute the exhaust gas with ambient air. The dilution factor DF is calculated assuming that the combustion is complete, and that the engine is operated at a stoichiometric air-fuel ratio ...
Wojciech Gis, Sławomir Taubert
doaj   +1 more source

Seasonality and timing of peak abundance of Aedes albopictus in Europe: Implications to public and animal health

open access: yesGeospatial Health, 2021
Aedes albopictus is a known vector of dengue and chikungunya. Understanding the population dynamics characteristics of vector species is of pivotal importance to optimise surveillance and control activities, to estimate risk for pathogen-transmission ...
Mina Petrić   +7 more
doaj   +1 more source

SPATIAL ACCESSIBILITY OF URBAN PARKS IN TANGIER CITY, MOROCCO [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2021
Recently, Urban Parks presents an essential role of humanity, because they provide a many of benefits that support our physical and social health. Therefore, UP (Urban Parks) are crucial part of whole urban environment. In this paper, we present the role
M. Maliari   +4 more
doaj   +1 more source

A Modular System Based on U-Net for Automatic Building Extraction from very high-resolution satellite images [PDF]

open access: yesE3S Web of Conferences, 2022
Recently, convolutional neural networks have grown in popularity in a variety of fields, such as computer vision and audio and text processing. This importance is due to the performance of this type of neural network in the state of the art, and in a ...
El Asri Smail Ait   +3 more
doaj   +1 more source

Usability engineering for GIS: learning from a screenshot [PDF]

open access: yes, 2007
In this paper, the focus is on the concept of Usability Engineering for GIS – a set of techniques and methods that are especially suitable for evaluating the usability of GIS applications – which can be deployed as part of the development process.
Haklay, M., Zafiri, A.
core   +1 more source

GROUNDWATER MONITORING USING GRACE MISSION [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2021
Since last few decades, India has met to major crises related to groundwater. Major cities, for example, Delhi, Chennai, Bengaluru etc. are facing extreme risk of water crisis.
M. Shukla, V. Maurya, R. Dwivedi
doaj   +1 more source

PIXEL BASED LANDSLIDE IDENTIFICATION USING LANDSAT 8 AND GEE [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2021
Landslide is one of the most common natural disasters triggered mainly due to heavy rainfall, cloud burst, earthquake, volcanic eruptions, unorganized constructions of roads, and deforestation.
P. Singh, V. Maurya, R. Dwivedi
doaj   +1 more source

W uczniowskim zwierciadle, czyli licealiści o studenckich lekcjach egzaminacyjnych. Raport z badań

open access: yesKonteksty Pedagogiczne, 2017
Artykuł przedstawia wyniki ankiety przeprowadzonej wśród licea-listów. Omawia wrażenia i refleksje uczniów, którzy brali udział w lekcjach egza-minacyjnych prowadzonych przez studentów.
Anita Gis
doaj   +1 more source

HydroSat: geometric quantities of the global water cycle from geodetic satellites [PDF]

open access: yesEarth System Science Data, 2022
Against the backdrop of global change, in terms of both climate and demography, there is a pressing need for monitoring of the global water cycle. The publicly available global database is very limited in its spatial and temporal coverage worldwide ...
M. J. Tourian   +6 more
doaj   +1 more source

Visibility studies in archaeology: a review and case study [PDF]

open access: yes, 2004
This paper describes the history and current state of archaeological visibility studies. The first part is a survey of both GIS (geographic information systems) and non-GIS studies of visibility by archaeologists, which demonstrates how advances in GIS ...
Lake, MW, Woodman, PE
core   +1 more source

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