Results 11 to 20 of about 570,129 (355)

ACCURACY ASSESSMENT OF RECENT GLOBAL OCEAN TIDE MODELS AROUND ANTARCTICA [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2017
Due to the coverage limitation of T/P-series altimeters, the lack of bathymetric data under large ice shelves, and the inaccurate definitions of coastlines and grounding lines, the accuracy of ocean tide models around Antarctica is poorer than those in ...
J. Lei   +11 more
doaj   +1 more source

Sovereignty and Network Sovereignty [PDF]

open access: yes, 2021
AbstractNational sovereignty is the basic subject of the theory and practice of contemporary international law, occupies a crucial position. In order to studying the sovereignty of internet, we need to have an accurate cognition on the traditional concept of sovereignty.
Hui Li, Xin Yang
openaire   +1 more source

ANALYSIS OF WAVEFORM RETRACKING METHODS IN ANTARCTIC ICE SHEET BASED ON CRYOSAT-2 DATA [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2017
Satellite altimetry plays an important role in many geoscientific and environmental studies of Antarctic ice sheet. The ranging accuracy is degenerated near coasts or over nonocean surfaces, due to waveform contamination. A postprocess technique, known
F. Xiao   +14 more
doaj   +1 more source

Exploring Chinese Consumers’ Online Purchase Intentions toward Certified Food Products during the COVID-19 Pandemic

open access: yesFoods, 2021
The outbreak of COVID-19 has significantly increased consumers’ demands for online groceries, as well as healthy, safe, and better-quality food products.
Xin Qi, Xu Tian, Angelika Ploeger
doaj   +1 more source

ICE WATER CLASSIFICATION USING STATISTICAL DISTRIBUTION BASED CONDITIONAL RANDOM FIELDS IN RADARSAT-2 DUAL POLARIZATION IMAGERY [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2017
In this paper, Statistical Distribution based Conditional Random Fields (STA-CRF) algorithm is exploited for improving marginal ice-water classification. Pixel level ice concentration is presented as the comparison of methods based on CRF.
Y. Zhang   +13 more
doaj   +1 more source

Competition of Sovereignty Models as a Basis for the Transition to a Post-Global World [PDF]

open access: yesСовременная Европа, 2022
Sovereignty issues are a complex set of problems of an interdisciplinary nature. The meaning of the term “sovereignty” has not changed but its content is constantly evolving. The Peace of Westphalia has been a recognized milestone in the understanding of
D.G. Evstafiev, N.M. Mezhevich
doaj   +1 more source

Potential effects of using non-combustible tobacco and nicotine products during pregnancy: a systematic review

open access: yesHarm Reduction Journal, 2020
Background The range of risk reduced alternatives to smoking tobacco is increasing and so is use among pregnant women. The substantial harms of smoking during pregnancy are well established and there is reason to believe that nicotine alone is somewhat ...
M. Glover, Carl V. Phillips
doaj   +1 more source

Presenting an ontology model of Cyberspace sovereignty: In order to provide a comprehensive definition [PDF]

open access: yesIranian Journal of Information Processing & Management, 2023
Also, considering the increasing need of people for virtual space, the governance of the site space has become an important part of the governance of the national real space. Therefore, the existence of sovereignty in cyber space is important. Therefore,
hatef rasouli   +2 more
doaj   +1 more source

ANTARCTIC ICE SHEET SLOPE AND ASPECT BASED ON ICESAT’S REPEAT ORBIT MEASUREMENT [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2017
Accurate information of ice sheet surface slope is essential for estimating elevation change by satellite altimetry measurement. A study is carried out to recover surface slope of Antarctic ice sheet from Ice, Cloud and land Elevation Satellite (ICESat)
L. Yuan   +13 more
doaj   +1 more source

Participatory monitoring and evaluation to enable social learning, adoption, and out-scaling of regenerative agriculture

open access: yesEcology and Society, 2021
The advanced state of land degradation worldwide urges the large-scale adoption of sustainable land management (SLM). Social learning is considered an important precondition for the adoption of innovative and contextualized SLM.
Raquel Luján Soto   +5 more
doaj   +1 more source

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