[FIG(quote)[
[FIGCAPTION[
[1] [CITE@en[Metadata Working Group (MWG)]]
( ([TIME[2016-05-20 10:20:32 +09:00]]))
<http://www.metadataworkinggroup.com/>
]FIGCAPTION]

> The Metadata Working Group (MWG) is a consortium of leading companies in the digital media industry, focused on the following goals:
> Preservation and seamless interoperability of digital image metadata
> Interoperability and availability to all applications, devices, and services

]FIG]


[2] [CITE@en[Metadata Working Group: Specifications]]
( ([TIME[2016-05-20 10:20:44 +09:00]]))
<http://www.metadataworkinggroup.com/specs/>

[3] [CITE[GUIDELINES FOR HANDLING IMAGE METADATA Version 2.0 November 2010]]
( ([TIME[2010-12-11 08:04:01 +09:00]]))
<http://www.metadataworkinggroup.com/pdf/mwg_guidance.pdf>

[4] [[MWG]] 指針は、 [[Exif]]、[[IPTC-IIM]]、[[XMP]] の関係が規定されています。
例えば同種の[[メタデータ]]が複数含まれる場合に、どれをどう解釈するべきかが述べられています。