Today, many image analysts and scientists choose ENVI to obtain information from remote sensing images. ENVI can quickly, conveniently and accurately obtain the information you need from remote sensing images it provides advanced and user-friendly tools to facilitate users to read, detect, prepare, analyze and share the information in the images. ENVI software can support all UNIX systems, Mac OS X, Linux, and PC Windows 2000/XP/Vista/7/8 operating systems. Its software processing technology covers image data input/output, calibration, geometric correction, orthorectification, image fusion, mosaic, cropping, image enhancement, image interpretation, image classification, Knowledge-based decision tree classification, object-oriented image classification, dynamic monitoring, vector processing, DEM extraction and terrain analysis, radar data processing, cartography, three-dimensional scene construction, integration with GIS, providing professional and reliable spectral analysis tools and hyperspectral analyzing tool. ENVI (The Environment for Visualizing Images) and IDL (Interactive Data Language) are the flagship products of Exelis VIS in the United States.ĮNVI is a complete remote sensing image processing platform.