<html xmlns="http://www.w3.org/1999/xhtml"><head></head><body><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="7" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[7]</anchor-end> <dfn><anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">Dublin Core</anchor></dfn> は、<anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">メタデータ</anchor>の共通語彙として開発されたものでした。
<anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">DCMI</anchor> により開発、維持されていました。</p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="11" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[11]</anchor-end> <anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">00年代</anchor>にしばしば<anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">マーク付け言語</anchor>等の文書中に<anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">メタデータ</anchor>として記述されることがありました。</p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="25" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[25]</anchor-end> 今ではすっかり表舞台からは消え、
一部の業界で<anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">メタデータ</anchor>記述の<anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">語彙</anchor>として細々と使われるくらいになってしまいました。</p><section><h1>マーク付け言語</h1><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="10" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[10]</anchor-end> <anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">Dublin Core</anchor> は、次の<anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">マーク付け言語</anchor>で使われたことがありました。<figure class="short list"><ul><li><anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">HTML</anchor> <code class="HTML" xml:lang="en"><anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">&lt;meta name&gt;</anchor></code><ul><li><anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">DC-HTML</anchor><ul><li><code class="HTML" xml:lang="en"><anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">schema.DC</anchor></code></li></ul></li></ul></li><li><anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">RSS 1.0</anchor></li><li><anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">DC-RDF</anchor></li><li><anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">OpenDocument</anchor></li><li><anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">DC-XML</anchor></li><li><anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">DC-WebDAV</anchor></li><li><anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">DC-Text</anchor></li><li><anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">EBKS</anchor></li></ul></figure></p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="21" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[21]</anchor-end> 
あちこちで使われてたけど誰も使わなくなって今は <anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">Semantic Web</anchor>
改め
<anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">Linked Data</anchor>
でしか見かけなくなりましたねえ。</p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="22" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[22]</anchor-end> 
使われてたというか、書かれただけで、ちゃんと読んでた実装がいったいどれだけあったのか、
怪しいですが。。。</p></section><section><h1>歴史</h1><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="29" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[29]</anchor-end> <anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">VW96</anchor></p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="28" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[28]</anchor-end> <cite>Dublin Core METAdata Elements</cite>, <time>2025-06-16T15:21:21.000Z</time>, <time>1997-03-02T18:36:34.252Z</time> <anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="https://web.archive.org/web/19970302183548/http://www.vancouver-webpages.com/VWbot/VW-dublin-core.html">https://web.archive.org/web/19970302183548/http://www.vancouver-webpages.com/VWbot/VW-dublin-core.html</anchor-external></p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="27" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[27]</anchor-end> <cite>Dublin Core META Tag Builder</cite>, <time>2025-06-16T15:20:47.000Z</time>, <time>1997-03-02T16:22:08.019Z</time> <anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="https://web.archive.org/web/19970302162143/http://www.vancouver-webpages.com/VWbot/mk-dublin.html">https://web.archive.org/web/19970302162143/http://www.vancouver-webpages.com/VWbot/mk-dublin.html</anchor-external></p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="1" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[1]</anchor-end> <em>Dublin Core(ダブリン・コア): 書誌情報メタデータの共通語彙</em> <anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="http://www.kanzaki.com/docs/sw/dublin-core.html">http://www.kanzaki.com/docs/sw/dublin-core.html</anchor-external></p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="2" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[2]</anchor-end>
<cite xml:lang="ja">ちょっとしたメモ - Dublin CoreのRDFモデル新仕様案</cite> (<anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">Masahide Kanzaki</anchor> 著, <code>2007-02-07 00:36:20 +09:00</code> 版) <anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="http://www.kanzaki.com/memo/2006/06/04-1">http://www.kanzaki.com/memo/2006/06/04-1</anchor-external>
(<anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">名無しさん</anchor>)</p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="3" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[3]</anchor-end>
<cite xml:lang="ja">ちょっとしたメモ - Dublin Coreの新仕様案に対するパブリック・コメント</cite> (<anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">Masahide Kanzaki</anchor> 著, <code>2007-02-07 00:36:20 +09:00</code> 版) <anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="http://www.kanzaki.com/memo/2006/07/08-1">http://www.kanzaki.com/memo/2006/07/08-1</anchor-external>
(<anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">名無しさん</anchor>)</p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="4" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[4]</anchor-end>
<cite xml:lang="ja">ちょっとしたメモ - Dublin Core定義域、値域の案</cite> (<anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">Masahide Kanzaki</anchor> 著, <code>2007-02-07 00:36:20 +09:00</code> 版) <anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="http://www.kanzaki.com/memo/2007/02/07-1">http://www.kanzaki.com/memo/2007/02/07-1</anchor-external>
(<anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">名無しさん</anchor>)</p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="5" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[5]</anchor-end>
<cite xml:lang="ja">ちょっとしたメモ - Dublin Coreの改訂定義</cite> (<anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">Masahide Kanzaki</anchor> 著, <time>2008-02-17 15:35:37 +09:00</time> 版) <anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="http://www.kanzaki.com/memo/2008/01/15-1">http://www.kanzaki.com/memo/2008/01/15-1</anchor-external></p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="6" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[6]</anchor-end> <cite>OASIS Open Document Format for Office Applications (OpenDocument) Version 1.2 - Part 1: OpenDocument Schema</cite>
( (<time>2011-09-29 13:00:00 +09:00</time> 版))
<anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="http://docs.oasis-open.org/office/v1.2/os/OpenDocument-v1.2-os-part1.html#refTable3">http://docs.oasis-open.org/office/v1.2/os/OpenDocument-v1.2-os-part1.html#refTable3</anchor-external></p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="8" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[8]</anchor-end> <cite>OASIS Open Document Format for Office Applications (OpenDocument) Version 1.2 - Part 1: OpenDocument Schema</cite>
(<time>2011-09-29 13:00:00 +09:00</time> 版)
<anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="http://docs.oasis-open.org/office/v1.2/os/OpenDocument-v1.2-os-part1.html#a4_3Non-RDF_Metadata">http://docs.oasis-open.org/office/v1.2/os/OpenDocument-v1.2-os-part1.html#a4_3Non-RDF_Metadata</anchor-external></p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="9" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[9]</anchor-end> <cite xml:lang="en">FAQ/DC and DCTERMS Namespaces - DCMI_MediaWiki</cite>
(<time>2015-03-27 08:46:31 +09:00</time> 版)
<anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="http://wiki.dublincore.org/index.php/FAQ/DC_and_DCTERMS_Namespaces">http://wiki.dublincore.org/index.php/FAQ/DC_and_DCTERMS_Namespaces</anchor-external></p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="12" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[12]</anchor-end> <cite xml:lang="en">ODRL Information Model 2.2</cite>
(<time>2018-03-20 18:10:29 +09:00</time>)
<anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="https://w3c.github.io/poe/model/#metadata">https://w3c.github.io/poe/model/#metadata</anchor-external></p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="13" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[13]</anchor-end> <cite>ANSI/NISO Z39.85-2012, The Dublin Core Metadata Element Set - Z39-85-2012_dublin_core.pdf</cite>, <time>2020-10-13T02:04:42.000Z</time> <anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="https://groups.niso.org/apps/group_public/download.php/10258/Z39-85-2012_dublin_core.pdf">https://groups.niso.org/apps/group_public/download.php/10258/Z39-85-2012_dublin_core.pdf</anchor-external></p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="14" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[14]</anchor-end> <cite xml:lang="en">DCMI: DCMI Metadata Terms</cite>, <time>2021-01-11T08:57:10.000Z</time>, <time>2021-01-13T09:08:11.256Z</time> <anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="https://www.dublincore.org/specifications/dublin-core/dcmi-terms/">https://www.dublincore.org/specifications/dublin-core/dcmi-terms/</anchor-external></p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="15" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[15]</anchor-end> <cite xml:lang="en">DCMI: A Cross-Domain Attribute Set</cite>, <time>2021-01-11T08:57:08.000Z</time>, <time>2021-01-13T09:23:02.190Z</time> <anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="https://www.dublincore.org/specifications/dublin-core/cross-domain-attribute/">https://www.dublincore.org/specifications/dublin-core/cross-domain-attribute/</anchor-external></p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="16" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[16]</anchor-end> <cite xml:lang="en">DCMI: Data Model Working Draft</cite>, <time>2021-01-11T08:57:08.000Z</time>, <time>2021-01-13T09:28:41.006Z</time> <anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="https://www.dublincore.org/specifications/dublin-core/datamodel/">https://www.dublincore.org/specifications/dublin-core/datamodel/</anchor-external></p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="17" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[17]</anchor-end> <cite xml:lang="en">DCMI: DCMI Policy on Naming Terms</cite>, <time>2021-01-11T08:57:09.000Z</time>, <time>2021-01-13T09:31:48.456Z</time> <anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="https://www.dublincore.org/specifications/dublin-core/naming-policy/">https://www.dublincore.org/specifications/dublin-core/naming-policy/</anchor-external></p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="18" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[18]</anchor-end> <cite xml:lang="en">DCMI: Dublin Core™ Metadata Element Set, Version 1.1: Reference Description</cite>, <time>2021-01-11T08:57:09.000Z</time>, <time>2021-01-13T09:38:36.550Z</time> <anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="https://www.dublincore.org/specifications/dublin-core/dces/">https://www.dublincore.org/specifications/dublin-core/dces/</anchor-external></p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="20" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[20]</anchor-end> <cite xml:lang="en"><anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">RFC 2413</anchor> - Dublin Core Metadata for Resource Discovery</cite>, <time>2021-01-17T15:01:49.000Z</time>, <time>2021-01-19T11:26:28.599Z</time> <anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="https://tools.ietf.org/html/rfc2413">https://tools.ietf.org/html/rfc2413</anchor-external></p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="23" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[23]</anchor-end> <cite xml:lang="en"><anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">RFC 5013</anchor> - The Dublin Core Metadata Element Set</cite>, <time>2021-01-17T12:14:19.000Z</time>, <time>2021-01-19T11:29:17.832Z</time> <anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="https://tools.ietf.org/html/rfc5013">https://tools.ietf.org/html/rfc5013</anchor-external></p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="19" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[19]</anchor-end> <anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">DC-HTML</anchor></p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="24" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[24]</anchor-end> 
似て非なる文書、
使い分けのよくわからない仕様や仕様案がたくさんありすぎて、
関係がさっぱりわからなくて複雑怪奇過ぎるwww</p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="26" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[26]</anchor-end> <cite xml:lang="en">DCMI: Domains and Ranges for DCMI Properties</cite>, <time>2021-01-18T09:36:38.000Z</time>, <time>2021-01-20T08:32:53.475Z</time> <anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="https://www.dublincore.org/specifications/dublin-core/domain-range/">https://www.dublincore.org/specifications/dublin-core/domain-range/</anchor-external></p></section></body></html>