1. An image processing system comprising: a single polarization synthetic aperture radar (SAR) imager, the single polarization SAR imager configured to capture a plurality of single polarization SAR images of a scene, the SAR images each comprising pixels; and a processor programmed with instructions that, when executed by the processor, cause the processor to: generate a long term coherent change detection (LCCD) image from a first SAR image in the plurality of single polarization SAR images and a second SAR image in the plurality of single polarization SAR images; and analyze the LCCD image and label a first pixel in the LCCD image as corresponding to a paved roadway.