Links: |
File Format Links |
GXL -
an XML-based graph exchange format developed for software re-engineering.
GraphXML -
XML-based file format for graphs that was presented at Graph Drawing 2000 and is superseded by GraphML.
GML -
a widely used graph exchange format (non-XML).
XGMML -
an XML-based file format for graphs based on GML.
SVG -
an XML-based graphics format.
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Graph Drawing Links |
www.graphdrawing.org -
home of graph drawing
GD 2004 -
12th Int. Symp. Graph Drawing, 12-14 Sep 2004, Harlem, NYC
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XML Links |
XML -
home of the Extensible Markup Language at the World Wide Web Consortium.
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back to the element overview
Element: data
Description: In GraphML there may be data-functions attached
to graphs, nodes, ports, edges, hyperedges and
endpoint and to the whole collection of
graphs described by the content of <graphml>.
These functions are declared by <key> elements
(children of <graphml>) and defined by <data>
elements.
Occurence: <graphml>, <graph>, <node>, <port>,
<edge>, <hyperedge>, and <endpoint>.
Type: data.type
Complex type for the <data> element.
data.type is mixed, that is, <data> may contain #PCDATA.
Content type: extension of data-extension.type which is empty
per default.
Type is final.
Attributes:
key
(required)
of type xs:NMTOKEN
refers to the id attribute of a <key>.
id
(optional)
of type xs:NMTOKEN
identifies this <data>.
data.extra.attrib
Identity Constraint Definitions:
-
data_data_key_unique
-
Ensures: uniqueness of the key attributes of <data> children
of this <data> element.
back to the element overview
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News: |
coming soon |
LEDA extension package for GraphML.
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18 March 2003 |
XML Schema specification and documentation available for GraphML 1.0rc
(release candidate)
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23 July 2002 |
GraphML presentation at the
annual meeting
of DFG Research Priority 1126
Algorithmic Aspects
of Large and Complex Networks.
(ps,
pdf)
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28 June 2002 |
yFiles
extension package for GraphML version 1.0 released.
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22 May 2002 |
Release candidates for extensions
graphml-attributes (for data attributes) and
graphml-parseinfo (for lightweight parsers)
completed.
See current specification.
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12 March 2002 |
GraphML proposed as the standard format for the
network data archive to be created within EU FET Open Project
COSIN.
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