Tran Vu Van Hoa, Thien Chi Nguyen, Tung Thanh Truong, Tuan Anh Nguyen, Hoang Bao Lam, Son Thai Dang
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引用次数: 0
摘要
本文探讨了整合 Landsat 和 MODIS 卫星图像进行洪水影响综合分析的功效。通过采用先进的遥感技术和复杂的数据处理技术,本研究提供了一个方法框架,提高了环境分析的精度和深度。核心方法包括对卫星数据进行系统处理,包括辐射和几何校正,并结合使用归一化差异水指数(NDWI)和增强植被指数(EVI)等分析指数。这些指数在准确划分水体和评估洪水范围方面发挥着至关重要的作用。这种方法不仅提高了洪水测绘的可靠性,还有助于更广泛地了解环境变化,并帮助进行有效的灾害管理。通过这项研究,我们展示了战略性数据整合如何为决策者提供有价值的见解,从而加强对环境危机的应对。
Enhancing Flood Impact Analysis through the Integration of Landsat and MODIS Imagery
This article explores the efficacy of integrating Landsat and MODIS satellite imagery for comprehensive flood impact analysis. By employing advanced remote sensing technologies and sophisticated data processing techniques, this study offers a methodological framework that enhances the precision and depth of environmental analysis. The core methodology involves the systematic processing of satellite data, including radiometric and geometric corrections, combined with the use of analytical indices such as the Normalized Difference Water Index (NDWI) and the Enhanced Vegetation Index (EVI). These indices play a crucial role in accurately delineating water bodies and assessing the extent of flooding. The approach not only improves the reliability of flood mapping but also contributes to the broader understanding of environmental changes and aids in effective disaster management. Through this study, we demonstrate how strategic data integration can provide valuable insights for policymakers, enhancing responses to environmental crises.