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Multi Sensor Object Based Image Classification for Land Use/Land Cover Analysis
Combinining Landsat-8, Sentinel-1, VIIRS NTL, and SRTM for object based image classification using SNIC and Random Forest
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Spatio-Temporal Analysis of Industrial and Artisinal Offshore Tin Mining Vessel
Object-based image classification of mining vessels using Sentinel-1 timeseries.
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Sentinel 1 Change Detection for Forest Monitoring
Using Sentinel-1 data to detect monthly disturbance of forest canopy
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Sentinel-2 Bare Earth Mosaics
First trial to build Sentinel-2 bare earth mosaics for Indonesia in Earth Engine
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Illegal Mining From Space
Using satellite imagery to monitor illegal mining
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Exploratory Data Analysis (EDA) for Hyperspectral Imagery
My typical approach on EDA for a new hyperspectral projects for geological investigations. Includes method such as PCA, K-Means, N-FINDR, Linear Spectral Unmixing, and Minimum Wavelength Mapping.
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Endmember Extraction from Hyperspectral Imagery Using N-FINDR
A brief overview, ilustration and case example of N-FINDR algorithm to extract mineral endmembers in hyperspectral imagery.
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Bayesian Spectral Unmixing
Bayesian approach on spectral unmixing with an example case using hyperspectral images of sandstone drill core sample.
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Different Distance Metrics Example in Spectral Unmixing
Comparison between Euclidean distance, Manhattan distance, and angular distance in spectral unmixing of mineral endmembers.
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Using Raster Calculator in QGIS GUI and Python Console to Make SR Blocks
Raster Calculator is a very useful tool to have at our disposal. Let's try it to make SR blocks