The Portable Network Graphics (PNG) is a format for storing compressed raster graphics. The compression engine is based on the Deflate method [RFC1951], designed by PKWare and originally used in PKZIP.
Li Fan, Pei Cao and Jussara Almeida & Andrei Z. Broder - this new protocol, each proxy keeps a summary of the cache directory of each participating proxy, and checks these summaries for potential hits before sending any queries.
contest offers a cash prize for the winning entry. In the past it has ranged from a low of $100 to a high of $500. Cash prizes for second place are usually awarded as well.
The process of writing large parallel programs is complicated by the need to specify both the parallel behaviour of the program and the algorithm that is to be used to compute its result.
Д. Рахматуллин. Международная конференция по прикладной математике и информатике, посвященная 100-летию со дня рождения академика А.А. Дородницына (ВЦ РАН, Москва, 7-11 декабря 2010 г.): Тезисы докладов., стр. 139--140. ВЦ РАН, (2010)