Erdas Imagine Software _best_ Review

| Feature | ArcGIS / QGIS (GIS Focus) | ERDAS Imagine (Remote Sensing Focus) | | :--- | :--- | :--- | | | Vectors (Shapefiles, GeoJSON) | Rasters (TIFF, NITF, HDF, netCDF) | | Band Math | Basic raster calculator | Advanced multi-band spectral algebra | | Image Correction | Minimal (requires extensions) | Native, physics-based atmospheric correction | | Hyperspectral | Not supported (100s of bands) | Native visualization & processing | | Machine Learning | Standard classifiers | Sub-pixel, object-based (OBIA), neural networks | | File Size Handling | Struggles with > 10GB | Supports massive mosaics (>1TB using indexing) |

Features advanced algorithms for supervised, unsupervised, and object-based image classification to identify land cover and land use types. Change Detection: erdas imagine software