Google is open-sourcing a new general purpose data compression library called Zopfli that can be used to speed up Web downloads. The Zopfli Compression Algorithm, which got its name from a Swiss bread ...

Lossy compression schemes can be based on a source model, as in the case of speech compression, or a user or sink model, as is somewhat the case in image compression. In this chapter we look at audio ...

Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with content, and download exclusive resources. Birgitta Böckeler, Distinguished Engineer at ...

Make this your preferred source to get more updates from this publisher on Google. Google has made available online a new data compression code that it said can speed up downloads from the Internet ...

Coding, information theory and compression provide a unified framework for quantifying, transmitting and summarising data. At its heart lies the concept of entropy, which measures the average ...

Digital video currently follows the MPEG-2 standard, but improvements in image processing technology are set to move MPEG-4 to the forefront of video compression. Millions of DVD disks, satellite ...