Other application areas, such as image processing, computer vision, high definition television, visual telephony, etc. make use of two-dimensional and in general, multidimensional discrete transforms.
Its growing digital cable service provides access to technologies such as high definition television, video on demand, interactive television and enhanced television.
The 48 digital outlets will comprise 12 community channels, 12 public channels, and 20 commercial channels; the remaining four will be high definition television.