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The Estimated Spectrum Adaptive Postfilter (ESAP) combines several techniques to improve both the objective and subjective quality of low bit-rate JPEG gray-scale images. ESAP uses image-adaptive DCT… Continue Reading
When there is no vision, people perish. (Proverbs, 29:18) The energy sector worldwide is facing the enormous challenge of finding a path of economic, environmental, and social sustainability. This… Continue Reading
Image block transform techniques usually introduce several types of spatial periodic distortion which are mostly noticeable at low bit rates. One way to reduce these artifacts to obtain an acceptable… Continue Reading
The Gran Telescopio Canarias (GTC) is a Spanish initiative, open to international partnership, to construct a 10-m segmented mirror telescope at the Roque de Los Muchachos Observatory, on the Island… Continue Reading