Results 91 to 100 of about 29,151 (185)

AAMS-YOLO: enhanced farmland parcel detection for high-resolution remote sensing images

open access: yesInternational Journal of Digital Earth
Detecting farmland parcels in high-resolution remote sensing images is challenging in smallholder farming systems in China, characterized by fragmented plots, irregular shapes, and varying scales.
Binyao Wang   +7 more
doaj   +1 more source

Mapping the regional sustainable development [PDF]

open access: yes
Different opinions about the idea of "sustainable development" (SD) are discussed and the structure of SD indexes is suggested. The last one is based on one of the main methodological statements of the modern geography. It tells, that the basement of the
Dmitriy Anatolievich Tsapuk   +1 more
core  

Decoupling characteristics of county-level land use carbon emissions and ecological environment quality at spatiotemporal scales: a case study of Shaanxi Province, China

open access: yesInternational Journal of Digital Earth
A critical approach to achieving dual carbon targets is to maintain strong decoupling (SD) between land use carbon emissions (LUCE) and ecological environment quality (EEQ).
Jianfeng Li   +5 more
doaj   +1 more source

Satellite and AI monitoring humanitarian crises in the Gaza Strip during the early stage of Israeli–Palestinian conflict

open access: yesInternational Journal of Digital Earth
Extensive power shortages and airstrikes have plunged Gaza into a severe humanitarian crisis. Here, we introduce a rapid and efficient framework to evaluate the impacts of armed conflict and monitor potential humanitarian crises in the Gaza Strip based ...
Qikang Zhao   +7 more
doaj   +1 more source

Probabilistic latent semantic analysis as a potential method for integrating spatial data concepts [PDF]

open access: yes, 2008
In this paper we explore the use of Probabilistic Latent Semantic Analysis (PLSA) as a method for quantifying semantic differences between land cover classes. The results are promising, revealing ‘hidden’ or not easily discernible data concepts.
Comber, Alexis J.   +2 more
core   +1 more source

A novel remote sensing method to estimate pixel-wise lake water depth using dynamic water-land boundary and lakebed topography

open access: yesInternational Journal of Digital Earth
Water depth, a fundamental characteristic of a lake, is important for understanding climatic, ecological, and hydrological processes. However, lake water depth data are still scarce due to the high cost of in-situ measurements and the limitations of ...
Yunzhe Lv   +8 more
doaj   +1 more source

Precision Targets: GPS and the Militarization of U.S. Consumer Identity [PDF]

open access: yes, 2007
For most people in the United States, war is almost always elsewhere. Since the Civil War, declared wars have been engaged on terrains at a distance from the continental space of the nation. Until the attacks on the World Trade towers and the Pentagon in
Caren Kaplan
core   +1 more source

Evaluation of remote sensing soil moisture data products with a new approach to analyse footprint mismatch with in-situ measurements

open access: yesInternational Journal of Digital Earth
Global-scale surface soil moisture (SSM) products (e.g. SMAP L3.0, ASCAT V3.0, ESA/CCI V7.1 and GLDAS V2.2) are vital for applications in hydrology, climate variability, and agriculture. This study uses a new SSM evaluation approach by combining temporal
Qiuxia Xie   +7 more
doaj   +1 more source

A Smooth Curve as a Fractal Under the Third Definition

open access: yes, 2018
It is commonly believed in the literature that smooth curves, such as circles, are not fractal, and only non-smooth curves, such as coastlines, are fractal.
Jiang, Bin, Ma, Ding
core   +1 more source

Simulation of urban system evolution in a synergetic modelling framework. The case of Attica, Greece [PDF]

open access: yes
Spatial analysis and evolution simulation of such complex and dynamic systems as modern urban areas could greatly benefit from the synergy of methods and techniques that constitute the core of the fields of Information Technology and Artificial ...
Panos Manetos, Yorgos N. Photis
core  

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