Results 11 to 20 of about 2,208,530 (305)

Rediscovering the World: Gridded Cartograms of Human and Physical Space [PDF]

open access: yes, 2011
'We need new maps' is the central claim made in this thesis. In a world increasingly influenced by human action and interaction, we still rely heavily on mapping techniques that were invented to discover unknown places and explore our physical ...
Hennig, Benjamin D
core   +6 more sources

Antarctic Bedmap data: Findable, Accessible, Interoperable, and Reusable (FAIR) sharing of 60 years of ice bed, surface, and thickness data [PDF]

open access: yesEarth System Science Data, 2023
One of the key components of this research has been the mapping of Antarctic bed topography and ice thickness parameters that are crucial for modelling ice flow and hence for predicting future ice loss and the ensuing sea level rise.
A. C. Frémand   +97 more
doaj   +1 more source

Assessing gridded observations for daily precipitation extremes in the Alps with a focus on northwest Italy [PDF]

open access: yesNatural Hazards and Earth System Sciences, 2013
In this study we compare three gridded observed datasets of daily precipitation (EOBS, MAP and NWIOI) over the Great Alpine Region (GAR) and a subregion in northwest Italy (NWI) in order to better understand the past variability of daily climate extremes
M. Turco   +4 more
doaj   +1 more source

An ensemble method to generate high-resolution gridded population data for China from digital footprint and ancillary geospatial data

open access: yesInternational Journal of Applied Earth Observations and Geoinformation, 2022
Fine-scale population datasets are essential to many health and development applications. Quite a few population estimate approaches have been proposed and multiple gridded population datasets have been produced.
Wenna Tu   +8 more
doaj   +1 more source

Spatial Mapping of a Highly Non-Uniform Distribution of Particle-Bound PAH in a Densely Populated Urban Area

open access: yesAtmosphere, 2020
In this work, a 2-D gridded air pollution map with a high resolution of 50 × 50 m2 was proposed to help the exposure assessment studies focusing on the association between air pollutants and their health effects. To establish a reliable air pollution map
Kyung Hwan Kim   +9 more
doaj   +1 more source

Gridded uncertainty in fossil fuel carbon dioxide emission maps, a CDIAC example [PDF]

open access: yesAtmospheric Chemistry and Physics, 2016
Due to a current lack of physical measurements at appropriate spatial and temporal scales, all current global maps and distributions of fossil fuel carbon dioxide (FFCO2) emissions use one or more proxies to distribute those emissions.
R. J. Andres, T. A. Boden, D. M. Higdon
doaj   +1 more source

Adaptive Patched Grid Mapping

open access: yes2023 IEEE 26th International Conference on Intelligent Transportation Systems (ITSC), 2023
In this work, we propose a novel adaptive grid mapping approach, the Adaptive Patched Grid Map, which enables a situational aware grid based perception for autonomous vehicles. Its structure allows a flexible representation of the surrounding unstructured environment.
Thomas Wodtko   +2 more
openaire   +4 more sources

Security Credential Mapping in Grids [PDF]

open access: yes2009 International Conference on Availability, Reliability and Security, 2009
Federating security and trust is one of the most significant architectural requirements in grids. In this regard, one challenging issue is the cross-organizational authentication and identification. Organizations participated in Virtual Organizations (VOs) may use different security infrastructures that implement different authentication and ...
Mehran Ahsant   +2 more
openaire   +2 more sources

Quasiconformal Mappings and Grid Generation [PDF]

open access: yesSIAM Journal on Scientific and Statistical Computing, 1984
A finite difference scheme is developed for constructing quasiconformal mappings for arbitrary simply and doubly-connected domains onto a rectangle in the plane by using Beltrami systems. Error estimates are not given. Numerical examples show applications of the method: 1.
Mastin, C. W., Thompson, J. F.
openaire   +1 more source

Mapping Gross Domestic Product Distribution at 1 km Resolution across Thailand Using the Random Forest Area-to-Area Regression Kriging Model

open access: yesISPRS International Journal of Geo-Information, 2023
Accurate spatial distribution of gridded gross domestic product (GDP) data is crucial for revealing regional disparities within administrative units, thus facilitating a deeper understanding of regional economic dynamics, industrial distribution, and ...
Yan Jin   +5 more
doaj   +1 more source

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