A compression system that requires equal processing capability for compression and decompression of an image. used in applications where both compression and decompression will be utilized frequently. examples include stillimage databasing, still-image transmission (color fax), video production, video mail, videophones and videoconferencing. asymmetrical compression requires more processing capability to compress an image than to decompress an image. it is typically used for the mass distribution of programs on media such as cd-rom.
A design that has similar contour line patterns in the nasal and temporal areas of each lens. the uniform design is decentered and rotated accordingly to produce a right and left lens.
Lights placed at more or less equal heights and equal-but-opposite angles and set at equal intensities. because such lighting violates the principal of dominance, it looks unnatural, confusing, or boring.
