JPEG 2000 is an image coding system and state-of-the-art image compression standard. It uses wavelet technology to code lossless content in any quality at once. Moreover, without any substantial penalty in coding efficiency, JPEG 2000 has the capability to access and decode the same content efficaciously into a variety of other resolutions and qualities. The code streams in JPEG 2000 are significantly scalable having regions of interest that provide the facility for spatial random access.
XLSX is well-known format for Microsoft Excel documents that was introduced by Microsoft with the release of Microsoft Office 2007. Based on structure organized according to the Open Packaging Conventions as outlined in Part 2 of the OOXML standard ECMA-376, the new format is a zip package that contains a number of XML files. The underlying structure and files can be examined by simply unzipping the .xlsx file.
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