Representation Information https://calvalportal.ceos.org/web/guest/cal/val-wiki/-/wiki/668236 2026-05-26T08:22:20Z 2026-05-26T08:22:20Z Emma Woolliams https://calvalportal.ceos.org/web/guest/cal/val-wiki/-/wiki/668236/Representation Information?_com_liferay_wiki_web_portlet_WikiPortlet_version=1.2 2021-11-24T14:39:38Z 2021-10-05T10:33:24Z

<p><strong>Definition</strong> </p><p><strong><!----></strong> </p><p><strong><!----></strong>The information that makes digital data legible and useable. It consists of structural, semantic,and other information and includes e.g. descriptions of data formats, file structures, orpixel value representations. Representation information can be provided either in a formalized way, such as an XML formatted dataunit (xfdu), or less formalized as text documents. </p><table><tbody><tr><td><!----></td></tr></tbody></table><p><strong><span class="diff-html-added" id="added-diff-0" previous="first-diff" changeId="added-diff-0" next="added-diff-1">Comments</span></strong><span class="diff-html-added" previous="first-diff" changeId="added-diff-0" next="added-diff-1"> </span></p><table><tbody><tr><td><!----></td></tr></tbody></table><p><span class="diff-html-added" previous="first-diff" changeId="added-diff-0" next="added-diff-1">Representation Information: the information that maps a Data Object into more meaningful concepts. An example is the ASCII definition that describes how a sequence of bits (i.e., a Data Object) is mapped into a symbol. </span></p><table><tbody><tr><td><!----></td></tr></tbody></table><p><strong>Source</strong> </p><p><a href="https://ceos.org/document_management/Working_Groups/WGISS/Interest_Groups/Data_Stewardship/White_Papers/EO-DataStewardshipGlossary.pdf"> CEOS/WGISS/DSIG/GLOS</a> </p><p><a href="https://ceos.org/document_management/Working_Groups/WGISS/Interest_Groups/Data_Stewardship/White_Papers/EO-DataStewardshipGlossary.pdf"><span class="diff-html-added" id="added-diff-1" previous="added-diff-0" changeId="added-diff-1" next="last-diff">CEOS EO Data Stewardship Glossary</span></a><span class="diff-html-added" previous="added-diff-0" changeId="added-diff-1" next="last-diff"> </span></p><p><span class="diff-html-added" previous="added-diff-0" changeId="added-diff-1" next="last-diff">NESDIS Data Management Lexicon and Related Terms </span></p><p><strong>Category</strong> </p><p><a href="https://eur03.safelinks.protection.outlook.com/?url=http%3A%2F%2Fcalvalportal.ceos.org%2Ft-d_wiki%3Fp_p_id%3D54_INSTANCE_Wg3ti1194i20%26p_p_lifecycle%3D0%26p_p_state%3Dnormal%26p_p_mode%3Dview%26p_p_col_id%3Dcolumn-2%26p_p_col_count%3D1%26_54_INSTANCE_Wg3ti1194i20_struts_action%3D%252Fwiki_display%252Fview%26_54_INSTANCE_Wg3ti1194i20_nodeName%3DCEOS_Terms_and_Definitions%26_54_INSTANCE_Wg3ti1194i20_title%3D4.%2BData%2BStewardship%2Bwords&amp;data=04%7C01%7Cfaye.lai%40npl.co.uk%7C71d207afa14d469389d808d988e92c16%7C601e5460b1bf49c0bd2de76ffc186a8d%7C1%7C0%7C637691357310862875%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000&amp;sdata=Ortjy2bF482FB%2Fu8940Qmf4JHeBYPdFdaqG9Av4rin8%3D&amp;reserved=0">4. Data Stewardship words</a> </p>

Emma Woolliams 2021-10-05T10:33:24Z Emma Woolliams https://calvalportal.ceos.org/web/guest/cal/val-wiki/-/wiki/668236/Representation Information?_com_liferay_wiki_web_portlet_WikiPortlet_version=1.0 2021-10-05T10:33:23Z 2021-10-05T10:33:24Z

<p><strong>Definition</strong> </p><p><strong><!----></strong> </p><p><strong><!----></strong>The information that makes digital data <span class="diff-html-removed" id="removed-diff-0" previous="first-diff" changeId="removed-diff-0" next="added-diff-0">legible and </span><span class="diff-html-added" id="added-diff-0" previous="removed-diff-0" changeId="added-diff-0" next="removed-diff-1">legibleand </span>useable. It consists of structural, semantic,and other information and includes e.g.descriptions of data formats, file structures, orpixel value representations. <span class="diff-html-removed" id="removed-diff-1" previous="added-diff-0" changeId="removed-diff-1" next="added-diff-1">Representation information </span><span class="diff-html-added" id="added-diff-1" previous="removed-diff-1" changeId="added-diff-1" next="removed-diff-2">Representationinformation </span>can be provided either in <span class="diff-html-removed" id="removed-diff-2" previous="added-diff-1" changeId="removed-diff-2" next="added-diff-2">a formalized </span><span class="diff-html-added" id="added-diff-2" previous="removed-diff-2" changeId="added-diff-2" next="removed-diff-3">aformalized </span>way, such as an XML formatted dataunit (xfdu), or less formalized as text documents. </p><p><strong><span class="diff-html-removed" id="removed-diff-3" previous="added-diff-2" changeId="removed-diff-3" next="removed-diff-4">Comments</span></strong><span class="diff-html-removed" previous="added-diff-2" changeId="removed-diff-3" next="removed-diff-4"> </span></p><p><span class="diff-html-removed" previous="added-diff-2" changeId="removed-diff-3" next="removed-diff-4">Representation Information: the information that maps a Data Object into more meaningful concepts. An example is the ASCII definition that describes how a sequence of bits (i.e., a Data Object) is mapped into a symbol. </span></p><p><strong>Source</strong> </p><p><a href="https://ceos.org/document_management/Working_Groups/WGISS/Interest_Groups/Data_Stewardship/White_Papers/EO-DataStewardshipGlossary.pdf"> CEOS/WGISS/DSIG/GLOS</a> </p><p><a href="https://ceos.org/document_management/Working_Groups/WGISS/Interest_Groups/Data_Stewardship/White_Papers/EO-DataStewardshipGlossary.pdf"><span class="diff-html-removed" id="removed-diff-4" previous="removed-diff-3" changeId="removed-diff-4" next="last-diff">CEOS EO Data Stewardship Glossary</span></a><span class="diff-html-removed" previous="removed-diff-3" changeId="removed-diff-4" next="last-diff"> </span></p><p><span class="diff-html-removed" previous="removed-diff-3" changeId="removed-diff-4" next="last-diff">NESDIS Data Management Lexicon and Related Terms </span></p><p><strong><span class="diff-html-removed" previous="removed-diff-3" changeId="removed-diff-4" next="last-diff">Category</span></strong><span class="diff-html-removed" previous="removed-diff-3" changeId="removed-diff-4" next="last-diff"> </span></p><p><a href="https://eur03.safelinks.protection.outlook.com/?url=http%3A%2F%2Fcalvalportal.ceos.org%2Ft-d_wiki%3Fp_p_id%3D54_INSTANCE_Wg3ti1194i20%26p_p_lifecycle%3D0%26p_p_state%3Dnormal%26p_p_mode%3Dview%26p_p_col_id%3Dcolumn-2%26p_p_col_count%3D1%26_54_INSTANCE_Wg3ti1194i20_struts_action%3D%252Fwiki_display%252Fview%26_54_INSTANCE_Wg3ti1194i20_nodeName%3DCEOS_Terms_and_Definitions%26_54_INSTANCE_Wg3ti1194i20_title%3D4.%2BData%2BStewardship%2Bwords&amp;data=04%7C01%7Cfaye.lai%40npl.co.uk%7C71d207afa14d469389d808d988e92c16%7C601e5460b1bf49c0bd2de76ffc186a8d%7C1%7C0%7C637691357310862875%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000&amp;sdata=Ortjy2bF482FB%2Fu8940Qmf4JHeBYPdFdaqG9Av4rin8%3D&amp;reserved=0"><span class="diff-html-removed" previous="removed-diff-3" changeId="removed-diff-4" next="last-diff">4. Data Stewardship words</span></a><span class="diff-html-removed" previous="removed-diff-3" changeId="removed-diff-4" next="last-diff"> </span></p>

Emma Woolliams 2021-10-05T10:33:24Z