منابع مشابه
High { Resolution Still Picture Compression
Vision: a computational investigation into the human representation and processing of visual information ,
متن کاملMeasuring picture quality in compressed systems
A method of estimating the picture quality of an MPEG-2 bitstream without requiring reference to the source picture is presented. The method uses information readily available from the early stages of decoding the bitstream. It is therefore highly suited to applications in which it is required to monitor several video channels and provide an automatic warning of possible picture quality problem...
متن کاملThe JPEG Still Picture Compression Standard
For the past few years, a joint ISO/CCITT committee known as JPEG (Joint Photographic Experts Group) has been working to establish the first international compression standard for continuous-tone still images, both grayscale and color. JPEG's proposed standard aims to be generic, to support a wide variety of applications for continuous-tone images. To meet the differing needs of many applicatio...
متن کاملOverview of Still-picture and VideoCompressionStandards
This paper discusses current video compression techniques and presents an overview of the existing video compression standards and standards to be. The standards discussed here are standards defined by dedicated committees as well as de facto standards.
متن کاملLynch syndrome: still not a familiar picture
BACKGROUND Germ line mutations in mismatch repair genes underlie Lynch syndrome and predispose carriers for colorectal carcinoma and malignancies in many other organ systems. CASE PRESENTATION A large Lynch syndrome family with 15 affected family members and involvement in 7 organs is reported. It illustrates a lack of awareness and knowledge about this hereditary tumor syndrome among doctors...
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ژورنال
عنوان ژورنال: The Journal of the Institute of Television Engineers of Japan
سال: 1996
ISSN: 0386-6831,1884-9652
DOI: 10.3169/itej1978.50.1177