The pictures have been processed utilizing the construction from movement approach in Pix4DMapper software program and produced utilizing multispectral orthomosaic aerial images, digital surface model , and point clouds. Meanwhile, canopy height models were generated by subtracting DSM and digital elevation fashions . Oil palm tree heights and crown projected area were extracted from CHM and the orthomosaic. NDVI and NDRE were calculated using the red, red-edge, and near-infrared spectral bands of orthomosaic data. The accuracy of the extracted peak and CPA have been evaluated by assessing accuracy from a special altitude of UAV data with ground measured CPA and height. Correlations, root mean square deviation , and central tendency have been used to match UAV extracted biophysical parameters with ground knowledge.

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ABSTRACT Satellite imagery has been used for geological investigations because the first Earth remark satellites had been first launched. In 1972, the United Stated began an extended line of satellites with the Landsat missions . The European Union established the Sentinel-2 Earth observation mission for optical imagi…

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In different circumstances, oil palm age data is required for the tax estimation, replanting time, and identification of oil palm ailments . In conventional management practices, oil palm phenology is documented when the oil palms are first planted within the field by labeling the sphere according rear-end crashes are the most common type of collisions because ______ . to the year of planting. 49 As oil palms grow, they reveal an allometric formation, by which numerous tree elements develop at different speeds. 53 Individually, these biophysical constructions of the oil palm may be calculated.

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