{"id":1749,"date":"2025-09-24T14:50:41","date_gmt":"2025-09-24T07:50:41","guid":{"rendered":"https:\/\/www.its.ac.id\/publikasi\/?p=1749"},"modified":"2025-09-24T14:50:41","modified_gmt":"2025-09-24T07:50:41","slug":"comparative-analysis-of-savi-and-ndvi-correlations-with-land-surface-temperature-in-mandalika-special-economic-zone-using-landsat-8-imagery","status":"publish","type":"post","link":"https:\/\/www.its.ac.id\/publikasi\/2025\/09\/24\/comparative-analysis-of-savi-and-ndvi-correlations-with-land-surface-temperature-in-mandalika-special-economic-zone-using-landsat-8-imagery\/","title":{"rendered":"Comparative Analysis of SAVI and NDVI Correlations with Land Surface Temperature in Mandalika Special Economic Zone Using Landsat 8 Imagery"},"content":{"rendered":"<div class=\"authors\">\n<div class=\"author\">\n<p><strong>David Sampelan<\/strong><\/p>\n<div class=\"article-author-affilitation\">Climatological Station of West Nusa Tenggara, BMKG, West Lombok, West Nusa Tenggara 83362 Indonesia<\/div>\n<\/div>\n<div class=\"author\">\n<p><strong>Anggitya Pratiwi<\/strong><\/p>\n<div class=\"article-author-affilitation\">Climatological Station of West Nusa Tenggara, BMKG, West Lombok, West Nusa Tenggara 83362 Indonesia<\/div>\n<\/div>\n<div class=\"author\">\n<p><strong>Anas Baihaqi<\/strong><\/p>\n<div class=\"article-author-affilitation\">Climatological Station of West Nusa Tenggara, BMKG, West Lombok, West Nusa Tenggara 83362 Indonesia<\/div>\n<\/div>\n<\/div>\n<div id=\"summary\" class=\"article-summary\">\n<h2>Abstract<\/h2>\n<div class=\"article-abstract\">\n<p>The rapid infrastructure development within the Mandalika Special Economic Zone (SEZ) has significantly altered land cover and potentially influenced land surface temperature (LST). This study aims to compare the correlation strength of two remote sensing-based vegetation indices, Normalized Difference Vegetation Index (NDVI) and Soil Adjusted Vegetation Index (SAVI) with LST to determine which index better represents surface temperature variability in areas undergoing rapid development. Landsat 8 imagery from 2014 to 2023 was used to derive NDVI, SAVI, and LST values. Spearman\u2019s Rho correlation and simple linear regression were employed to evaluate the strength and consistency of the relationships between vegetation indices and LST. The Shapiro \u2013 Wilk test confirmed that all variables were not normally distributed, leading to the use of Spearman&#8217;s rho correlation. Both indices showed significant negative correlations with LST, with NDVI slightly stronger (r = -0.555) than SAVI (r = -0.536). Simple linear regression revealed NDVI had a higher R\u00b2 (0.392) and lower residual error than SAVI, indicating a more robust model fit. Although SAVI is more suitable in mixed land cover conditions due to its soil background correction, NDVI provides stronger statistical performance in modeling LST in Mandalika SEZ. These findings support the strategic use of NDVI as a primary indicator in environmental planning and sustainable development monitoring or for Urban Heat Island mitigation policy in developing regions.<\/p>\n<\/div>\n<\/div>\n<p><a href=\"https:\/\/journal.its.ac.id\/index.php\/inderaja\/article\/view\/4442\">PDF<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>David Sampelan Climatological Station of West Nusa Tenggara, BMKG, West Lombok, West Nusa Tenggara 83362 Indonesia Anggitya Pratiwi Climatological Station of West Nusa Tenggara, BMKG, West Lombok, West Nusa Tenggara 83362 Indonesia Anas Baihaqi Climatological Station of West Nusa Tenggara, BMKG, West Lombok, West Nusa Tenggara 83362 Indonesia Abstract The rapid infrastructure development within the [&hellip;]<\/p>\n","protected":false},"author":250,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_joinchat":[],"footnotes":""},"categories":[95],"tags":[],"class_list":["post-1749","post","type-post","status-publish","format-standard","hentry","category-inderaja-jurnal"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - 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