Region of Interest - human vision takes in regions of interest. Human interpretation takes in themes and perspectives of interest. Our computer-based systems must support this. This interactive demonstrator shows a graphic arts image of size 13 MB JPEG-compressed to just over 1 MB, with on demand decompression of block regions of interest.
Compression is lossy, without loss of visual quality.
Demonstrator - web server based of a zoomable image. Compression here is strictly lossless. On demand decompression of block regions of interest is supported. Orthopaedics example . Decompression in effective real time of a region of interest surrounding the tibia fracture site.