Dither is an intentionally applied form of noise used to randomize quantization error, preventing large-scale patterns such as color banding in images. Dither is routinely used in processing of both digital audio and digital video data, and is often one of the last stages of audio production to compact disc.
Hepatic porphyria. Hepatic porphyrias is a form of porphyria in which the enzyme deficiency occurs in the liver. Examples include (in order of synthesis pathway): Acute intermittent porphyria. Porphyria cutanea tarda and Hepatoerythropoietic porphyria.
Hepatic artery: The major blood vessel that carries blood to the liver. Source: National Institute of Health. Hepatic artery: arteries that supply the liver. Source: WordNet 2.1. Hepatic artery: A branch of the celiac artery that distributes to the stomach, pancreas, duodenum, liver, gallbladder, and greater omentum. Source: MeSH 2007. These medical condition or symptom topics may be relevant to medical information for Hepatic artery: Hepatic.