Results 1 to 10 of about 4,533,526 (195)

Necklace Maps [PDF]

open access: yesIEEE Transactions on Visualization and Computer Graphics, 2010
Statistical data associated with geographic regions is nowadays globally available in large amounts and hence automated methods to visually display these data are in high demand. There are several well-established thematic map types for quantitative data on the ratio-scale associated with regions: choropleth maps, cartograms, and proportional symbol ...
Speckmann, B., Verbeek, K.A.B.
openaire   +3 more sources

Research and Construction of a Global Hexagonal Marine Gravity Gradient Reference Map for Navigation

open access: yesGeofluids, 2023
A high-precision marine gravity gradient reference map is key to enabling underwater gravity gradient matching navigation. At present, the construction of the reference maps is based on quadrilateral geographic grids. However, quadrilateral grids lead to
Huang Yan   +7 more
doaj   +1 more source

AN INTERFEROMETRIC PROCESSING METHOD TO MAINTAIN BOTH ACCURACY AND RESOLUTION OF DEM USING GAOFEN-3 SAR DATA [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2018
Gaofen-3 (GF-3) is the only in-orbit SAR satellite of China civilian fields. It is designed especially for ocean observation but not for interferometric applications.
T. Li   +5 more
doaj   +1 more source

Dynamic system employed for predicting noise emission at new constructed mineral ore processing plant

open access: yesNoise Mapping, 2023
The impact of noise can arise from the operation of a mineral ore processing plant in the mining industry, such as PT Freeport Indonesia. The use of advanced technology in modern industry, like SAG#3, has increased production productivity but can also ...
Putro Edi Karyono   +2 more
doaj   +1 more source

Map Bordism of Maps [PDF]

open access: yesProceedings of the American Mathematical Society, 1972
Bordism is shown to distinguish homotopic maps.
openaire   +2 more sources

RIDGE MAPPING

open access: yesImplant Dentistry, 1994
An important aspect of surgical diagnosis before implant placement is measurement of the width of the alveolar ridge. Besides the use of radiographic methods, alveolar crest width can be measured by ridge mapping. A ridge mapping technique using a specially designed caliper (Ultimapper) is presented.
C M, ten Bruggenkate   +3 more
openaire   +3 more sources

The Quiet Project – UK Acoustic Community’s response to COVID19 during the easing of lockdown

open access: yesNoise Mapping, 2021
The COVID-19 lockdown created a new kind of environment both in the UK and globally, never experienced before or likely to occur again. A vital and time-critical working group was formed with the aim of gathering crowd-source high quality baseline noise ...
Dance Stephen, McIntyre Lindsay
doaj   +1 more source

A survey on the soundscape perception before and during the COVID-19 pandemic in Italy

open access: yesNoise Mapping, 2021
At the time of the COVID-19 pandemic, the impact of lockdown measures highlights changes in terms of sounds and noises present in the everyday life.
Bartalucci Chiara   +4 more
doaj   +1 more source

The importance of changing urban scenery in the assessment of citizens’ soundscape perception. On the need for different time-related points of view

open access: yesNoise Mapping, 2021
The city of Granada is experimenting a big urban transformation, attending national and international commitments on clean air, energy efficiency and savings linked to greenhouse gases reduction strategies and sustainable development action plans.
Manzano Jerónimo Vida   +2 more
doaj   +1 more source

On the acoustic transparency of perforated metal plates facing a porous fibrous material

open access: yesNoise Mapping, 2021
Thin impervious layers, cloths or perforated plates are usually utilized with fibrous absorbing materials in order to avoid small particles, coming from deterioration over time or from flow abrasive effect, becoming dislodged and polluting the ...
Borelli Davide, Schenone Corrado
doaj   +1 more source

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