Results 91 to 100 of about 885,548 (303)

Manual of Digital Earth – A Milestone Book in Digital Earth History [PDF]

open access: yesInternational Journal of Digital Earth, 2019
On 18 November 2019, Manual of Digital Earth was formally launched by the International Society for Digital Earth (ISDE).At the 10th Executive Committee Meeting of ISDE held in Halifax Canada in Oc...
openaire   +2 more sources

Image data processing system requirements study. Volume 1: Analysis [PDF]

open access: yes
Digital image processing, image recorders, high-density digital data recorders, and data system element processing for use in an Earth Resources Survey image data processing system are studied.
Honikman, T.   +4 more
core   +1 more source

Operational Built-Up Areas Extraction for Cities in China Using Sentinel-1 SAR Data

open access: yesRemote Sensing, 2018
To obtain accurate information in a timely manner on built-up areas (BAs) is essential for urban planning and natural hazard (e.g., earthquakes) response strategies.
Han Cao, Hong Zhang, Chao Wang, Bo Zhang
doaj   +1 more source

Use of the synoptic view: Examples from Earth and other planets [PDF]

open access: yes
Space technology has added the synoptic view to other techniques used in geomorphology. Synoptic views are provided by spacecraft images or by application of space technology to time-honored information systems. Examples of spacecraft images of Earth are
Lucchitta, B. K.
core   +1 more source

High‐Resolution MRI Revealed Different Etiology‐Specific Associations With Cerebral Infarction in Adult Moyamoya Vasculopathy

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective High‐resolution MRI enables detailed assessment of intracranial vessel wall pathology in moyamoya vasculopathy. We aimed to classify adult moyamoya vasculopathy etiologies using high‐resolution MRI and to examine subtype‐specific associations between high‐resolution MRI features and ischemic infarction.
Guangsong Han   +8 more
wiley   +1 more source

Development of a New BRDF-Resistant Vegetation Index for Improving the Estimation of Leaf Area Index

open access: yesRemote Sensing, 2016
The leaf area index (LAI) is one of the most important Earth surface parameters used in the modeling of ecosystems and their interaction with climate. Numerous vegetation indices have been developed to estimate the LAI. However, because of the effects of
Su Zhang   +3 more
doaj   +1 more source

Advancing Age Modulates Associations Between Cognitive Impairment and Brain Volumes in Early MS

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Introduction Cognitive impairment is common in multiple sclerosis (MS), but manifestations following the first demyelinating event are relatively unexplored. We investigated cross‐sectional associations between magnetic resonance imaging (MRI)–derived brain volumes and the presence of cognitive impairment outcomes five years after the first ...
Piriyankan Ananthavarathan   +14 more
wiley   +1 more source

Using Remote Sensing Products to Identify Marine Association Patterns in Factors Relating to ENSO in the Pacific Ocean

open access: yesISPRS International Journal of Geo-Information, 2017
El Niño–Southern Oscillation (ENSO) and its relationships with marine environmental parameters comprise a very complicated and interrelated system. Traditional spatiotemporal techniques face great challenges in dealing with which, how, and where the ...
Cunjin Xue   +3 more
doaj   +1 more source

A data reduction technique and associated computer program for obtaining vehicle attitudes with a single onboard camera [PDF]

open access: yes
A detailed discussion of the application of a previously method to determine vehicle flight attitude using a single camera onboard the vehicle is presented with emphasis on the digital computer program format and data reduction techniques.
Bendura, R. J., Renfroe, P. G.
core   +1 more source

Mapping Terrestrial Impact Craters with the TanDEM-X Digital Elevation Model [PDF]

open access: yes, 2013
The TanDEM-X mission generates a global digital elevation model (DEM) with unprecedented properties. We use it for mapping confirmed terrestrial impact craters as listed in the Earth Impact Database.
Breit, Helko   +4 more
core  

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