Results 11 to 20 of about 9,094,622 (309)

Selecting and Interpreting Multiclass Loss and Accuracy Assessment Metrics for Classifications with Class Imbalance: Guidance and Best Practices

Remote Sensing
Evaluating classification accuracy is a key component of the training and validation stages of thematic map production, and the choice of metric has profound implications for both the success of the training process and the reliability of the final ...
Sarah Farhadpour, Timothy A. Warner, Aaron E. Maxwell   +2 more
semanticscholar   +3 more sources

Assessment and Inter-Comparison of Multi-Source High Spatial Resolution Evapotranspiration Products over Lancang–Mekong River Basin, Southeast Asia

Remote Sensing, 2022
Evapotranspiration (ET) plays a crucial role in water balance within the global hydrological cycle. Timely assessment of ET products can provide the scientific basis for quantitative analysis of hydrological cycle processes and water resources assessment.
Houbing Chen, Palingamoorthy Gnanamoorthy, Yaoliang Chen, Lamin R. Mansaray, Qinghai Song, Kuo Liao, Aoni Shi, Ganlin Feng, Chenna Sun   +8 more
doaj   +1 more source

Evaluating the Accuracy and Spatial Agreement of Five Global Land Cover Datasets in the Ecologically Vulnerable South China Karst

Remote Sensing, 2022
Accurate and reliable land cover information is vital for ecosystem management and regional sustainable development, especially for ecologically vulnerable areas.
Pengyu Liu, Jie Pei, Han Guo, Haifeng Tian, Huajun Fang, Li Wang   +5 more
doaj   +1 more source

Accuracy Assessment of World View-2 Satellite Imagery for Planimetric Maps Production [PDF]

Engineering and Technology Journal, 2018
A planimetric map of scale 1:10,000 meets the requirements of a large segment of user’s maps for instance urban city planners and various GIS implementations.
A.Z. Khalaf, I.A.K. Alwan, T.A. Kadhum
doaj   +1 more source

Consistency Analysis of Multi-Source Remote Sensing Land Cover Products in Arid Regions—A Case Study of Xinjiang

Land, 2023
Arid regions are considered to be among the most ecologically fragile and highly sensitive to environmental change globally, and land use and land cover conditions in the region directly influence large-scale ecosystem processes.
Shen Liu, Zhonglin Xu, Yuchuan Guo, Tingting Yu, Fujin Xu, Yao Wang   +5 more
doaj   +1 more source

Accuracy Assessment of Srtm-Dem Using GpsMeasurments and Gis Techniques [PDF]

Engineering and Technology Journal, 2010
Shuttle Radar Topographic Mission (SRTM) has created datasets of globalelevations that is freely available for modeling and environmental applications. Theglobal availability (almost 80% of the Earth surface) of SRTM data providesbaseline information for
Ahmed Dhahir Athab
doaj   +1 more source

High-Resolution Gridded Population Datasets: Exploring the Capabilities of the World Settlement Footprint 2019 Imperviousness Layer for the African Continent

Remote Sensing, 2021
The field of human population mapping is constantly evolving, leveraging the increasing availability of high-resolution satellite imagery and the advancements in the field of machine learning.
Daniela Palacios-Lopez, Felix Bachofer, Thomas Esch, Mattia Marconcini, Kytt MacManus, Alessandro Sorichetta, Julian Zeidler, Stefan Dech, Andrew J. Tatem, Peter Reinartz   +9 more
doaj   +1 more source

Accuracy of Structure-from-Motion/Multiview Stereo Terrain Models: A Practical Assessment for Applications in Field Geology

Geosciences, 2023
We assess the accuracy of Structure-from-Motion/Multiview stereo (SM) terrain models acquired ad hoc or without high-resolution ground control to analyze their usage as a base for inexpensive 3D bedrock geologic mapping.
Terry L. Pavlis, Laura F. Serpa
doaj   +1 more source

Comprehensive Analysis of the Global Zenith Tropospheric Delay Real-Time Correction Model Based GPT3

Atmosphere, 2023
To obtain a higher accuracy for the real-time Zenith Tropospheric Delay (ZTD), a refined tropospheric delay correction model was constructed by combining the tropospheric delay correction model based on meteorological parameters and the GPT3 model.
Jian Chen, Yushuang Jiang, Ya Fan, Xingwang Zhao, Chao Liu   +4 more
doaj   +1 more source

A Multi-Level Non-Uniform Spatial Sampling Method for Accuracy Assessment of Remote Sensing Image Classification Results

Applied Sciences, 2020
Accuracy assessment of classification results has important significance for the application of remote sensing images, which can be achieved by sampling methods.
Zhenhua Wang, Lizhi Xu, Qing Ji, Wei Song, Lingqun Wang   +4 more
doaj   +1 more source