KEYWORDS: Standards development, Digital imaging, Data storage, Image compression, Data modeling, Visualization, Medical imaging, Multimedia, Image sensors, Binary data
Digital information and records are vital to the human race regardless of the nationalities and eras in which
they were produced. Digital image contents are produced at a rapid pace from cultural heritages via
digitalization, scientific and experimental data via high speed imaging sensors, national defense satellite
images from governments, medical and healthcare imaging records from hospitals, personal collection of
photos from digital cameras. With these mass amounts of precious and irreplaceable data and knowledge,
what standards technologies can be applied to preserve and yet provide an interoperable framework for
accessing the data across varieties of systems and devices? This paper presents an advanced digital image
archival system by applying the international standard of MPEG technologies to preserve digital image
content.
Searching multimedia content for image, audio, and video is getting more attention especially for personal media content due to the affordability of consumer electronic devices such as MP3 recordable players, digital cameras, DV camcorders, and well-integrated smart phones. The precise search and retrieval of the content derived from these devices can be a very challenging task. Many leading edge search engine vendors have been applying sophisticated and advanced indexing and retrieval techniques on various text-based document formats, but when it comes to retrieving multimedia content, searching based on the media clip filename is the most common practice. As a result, there is an imprecise and ineffective user experience for searching multimedia content. This paper presents a new development underway from a joint effort between International Organization for Standardization (ISO)/International Electrotechnial Commission (IEC) Subcommittee (SC) 29 Working Group (WG) 11 MPEG (Moving Picture Experts Group) and WG1 JPEG (Joint Picture Experts Group) for a universal standard query format called MPEG-7 Query Format (MP7QF) as a means to enable a good user experience for consumers searching multimedia content. It also provides the industry with a unified way to accept and respond to user queries. This paper presents the core requirements for such a universal query format.
Embedding metadata within a media file format becomes evermore popular for digital media. Traditional digital media files such as MP3 songs and JPEG photos do not carry any metadata structures to describe the media content until these file formats were extended with ID3 and EXIF. Recently both ID3 and EXIF advanced to version 2.4 and version 2.2 respectively with much added new description tags. Currently, most MP3 players and digital cameras support the latest revisions of these metadata structures as the de-facto standard formats. Given the benefits of having metadata to describe the media content is very critical to consumers for viewing and searching media content. However, both ID3 and EXIF were designed with very different approaches in terms of syntax, semantics, and data structures. Therefore, these two metadata file formats are not compatible and cannot be utilized for other common applications such as slideshow for playing MP3 music in the background and shuffle through images in the foreground. This paper presents the idea of embedding the international standard of ISO/IEC MPEG-7 metadata descriptions inside the rich ISO/IEC MPEG-4 file format container so that a general metadata framework can be used for images, audio, and video applications.
The eXtensible Markup Language (XML) metadata technology of describing media contents has emerged as a dominant mode of making media searchable both for human and machine consumptions. To realize this premise, many online Web applications are pushing this concept to its fullest potential. However, a good metadata model does require a robust standardization effort so that the metadata content and its structure can reach its maximum usage between various applications. An effective media content description technology should also use standard metadata structures especially when dealing with various multimedia contents. A new metadata technology called MPEG-7 content description has merged from the ISO MPEG standards body with the charter of defining standard metadata to describe audiovisual content. This paper will give an overview of MPEG-7 technology and what impact it can bring forth to the next generation of multimedia indexing and retrieval applications.
Conference Committee Involvement (11)
Applications of Digital Image Processing XXXVIII
10 August 2015 | San Diego, California, United States
Applications of Digital Image Processing XXXVII
18 August 2014 | San Diego, California, United States
Applications of Digital Image Processing XXXVI
26 August 2013 | San Diego, California, United States
Applications of Digital Image Processing XXXV
13 August 2012 | San Diego, California, United States
Applications of Digital Image Processing XXXIV
22 August 2011 | San Diego, California, United States
Applications of Digital Image Processing XXXIII
2 August 2010 | San Diego, California, United States
Applications of Digital Image Processing XXXII
3 August 2009 | San Diego, California, United States
Applications of Digital Image Processing XXXI
11 August 2008 | San Diego, California, United States
Applications of Digital Image Processing XXX
28 August 2007 | San Diego, California, United States
Applications of Digital Image Processing XXIX
15 August 2006 | San Diego, California, United States
Applications of Digital Image Processing XXVIII
2 August 2005 | San Diego, California, United States
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