SemanticWebの応用展望

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1 ( Web 2) ( ), ( ) ( ) 1

2 13:45-14:30 ( Web 2) ( ), " " SemanticWeb 2

3 XML: Web { =SGML/HTML, =XML/, =SemanticWeb} XML : Syntax,Morphology XML: WebService ( ) ( ) http SemanticWeb, XML 3

4 WS SW:? WS = SW = XML WS: SW: Web N.Nomura 2003 WebService 4

5 WS SW: WebService Architecture Requirements wsa-reqs IBM, MS W3C-WS AC009 should avoid any unnecessary misalignment with the Semantic c Web - AR009.2 new Web services technologies, developed by W3C Web Services WGs, should be capable of being mapped to RDF/XML. - AR009.3 all conceptual elements should be addressable directly via a URI. - AR009.4 the WSA must not preclude the characterization of a Web Service that attempts to make its semantics clear to an automatic system using technologies such as those adopted as part of the Semantic Web. ( SW WS ) - AR009.5 Web service descriptions should be capable of referencing concepts identified by a URI in an ontology, such as W3C OWL. WS = SW = 5

2 new Web services technologies, developed by W3C Web Services WGs, should be capable of being mapped to RDF/XML. - AR009.

6 6 CIO Web Web Web OASIS W3C CIO RI Web RISK Web SK2 Web RISK RISK RISK ROI OASIS WS-I W3C Web Proj. SemanticWeb

7 XML Consortium SemanticWeb WG Java Consortium XML W3C WG; Bosak etc. XML WG ( SWG, XML-DB DB ) ( site XSLT XML ) 1 XML NewsML W3C News Java World XML World XML Consortium 2001 WG SVG-DOM UI XML-DB DB XSL-FO KM ( ; ) WebService 2002 SemanticWeb WG :, SE,,, W3C WG WebService KM, EC IDG XML World Conference KM & XML : 4WG : Web WG; Web WG; ; XML-DB WG; WG; ; RSsS 7

Consortium 2001 WG SVG-DOM UI XML-DB DB XSL-FO KM ( ; ) WebService 2002 SemanticWeb WG :, SE,,,

8 SemanticWeb WG (a) (b) (c) RSS WebLog; (d) Web Web (e) (f) SigDD (g) RSsS/NewsML to Excel (h) Web XML-DB (i) Web Private vs Public ; metadata Rights 8

9 2002 : 1/9 +.. Web Service good/bad ( Semantic Web Service ) good/bad SemanticWeb.. 9

10 2/9 ( ) [ 2003] + SemanticWeb Google Naoyuki Nomura e.g., DAT-heads (e.g. DeskTop html ) : RDF NLP : ; : 10

11 3/9 ( ) (Boolean), AND ( ) RDF 11

12 4/9 ( ) XML SemanticWeb: (log) SemanticWeb? RDF[-S] DAML? ( DB) export SemanticWeb SemanticWeb IPv6 SemanticWeb 12

13 5/9 ( ) SemanticWeb ( ) AI, SemanticWeb ( ) ( ) SemanticWeb? 13

14 6/9 ( ) NII RGB, CMKY cf. MPEG7 ( ) hyper-compression 14

15 7/9 ( ) ( etc.) SemanticWeb RDF-S ejapan SemanticWeb 15

16 8/9 ( ) ( create ) XML-DB RDF native ; SemanticGrid?? ; cf. XQuery XML SemanticWeb 16

17 ( ) 9/9 17

18 2002 : SemanticWeb SemanticWeb XML Consortium Week (JIEC), ( ) SemanticWeb WG RDF DAML RDF, DAML 18

19 SemanticWeb : WS e.g. ( etc.) 19

20 search.html rdfsearch.xsl Web search.xsl personinfo.xml kensaku.rdf XSLT e.g. xalan data1 data2 data3 data4 data5 data6 data

21 , SemanticWeb w/ WebService (Retrieval Agent) w/ WebService w/ XQuery, ( ) w/ WebServices 21

22 (structured)? DB NL2XQL XML-DB : / RDB : 22

23 2002 : RSsS for Controlled Sites Summarization SVG RSS RSsS: Controlled Sites Summary cf. RSS by RDF Class <body> XHTML SVG 1 XHTML 6 (6 ) 23

24 RSsS: Controlled Sites Summary <xhtml> > <body> XHTML ( ) class SVG meta item <div class="meta item"> <a name="1" /> <span class="meta item xxxx"> </span> <div class="meta item yyyyy"> </div> </div> 24

25 Sample codes <div class="meta item"> <a name="1" /> <font size="4"><b> <span class="meta item Title"> </span></b></font><br /> <img src="images/koukinkakourei.gif" border="0" align="right" hspace="5" width="200"/> <span class="meta item Creator"> </span> <font size="4"> <rdf:rdf <span class="meta item Subject"> </span> </font><br /><br /> xmlns:rdf=" <span class="meta item Description"> xmlns:rdfs=" </div> xmlns:dc=" > <rdf:description about=" dc:title=" " dc:subject=" " dc:description=" dc:publisher="semanticweb WG" dc:creator=" " dc:date=" " dc:format="text/xhtml" dc:language="ja" > </rdf:description> </rdf:rdf> head body 25

26 RSS (XSLT) 4 meta <title> / </title> 24</title> <meta name="dc.creator" content=" "/> class <div class="meta item meta item"> <a name="6" /> <font size="4"><b>6 <span class="meta item Title meta item Title"> "> RDF <title> / </title> 24</title> <div style="font-size:20pt; size:20pt; text-align:center;"> align:center;"> ( )</div> <rdf:description about=" day #1" 04#1" dc:title=" " 26

27 meta RSS <xsl:for-each select="head/meta"> <xsl:for-each "> <xsl:when test="name()='dc.creator' "> <dc:creator> <xsl:value-of /> </dc:creator> </xsl:when> </xsl:for-each> </xsl:for-each> </xsl:when> </xsl:choose> </xsl:for-each> <dc:creator> </dc:creator> RDF RSS <xsl:for-each select="rdf:rdf"> <xsl:for-each <xsl:when test="local-name()='title' "> <dc:title><xsl:value-of select="."/></dc:title> </xsl:when> </xsl:for-each> </xsl:for-each> class (meta item) <xsl:for-each item']"> <xsl:choose> <xsl:when <rdf:li <rss:items> <rdf:seq> <rdf:li rdf:resource=" -2.xml.htm#1" /> </rdf:seq> </rss:items> RS S EXCEL VBA 27

28 RSS Web ( ) SemanticWeb? Web Userland ( :Dave Winer) RSS 28

29 Web Web RSS HTML HTML HTML Web PC RSS RSS RSS feed XML HTML HTML HTML HTML HTML HTML news.yahoo.com 29

30 SemanticWeb Day in XML Consortium Week, Tue. SemanticWeb Web SemanticWeb WebServices SemanticWeb SemanticWeb EAI KM ( ) Dublin Core MPEG7 SemanticWeb XHTML, SVG RDF Web (RSsS) cf. 5/23 Fri. IPSJ Sig-DD@BusinessShow Web XHTML RSS Site Summary XML SemanticWeb 30

31 Mar-28 ISO Dublin Core Web Web 31

32 ( ) XML Web,

33 KM: [ ] [ 2003] ( ) (by modular xmls) 33

34 edealml[ 2002] : WHAT = ( ) (,..) WHO = ( ) WHEN = WHERE = HOW = HOW MUCH = HOW LONG = ( ) or (TravelXML, NewsML, ContactXML, HumanML, CRML etc.) 34

35 5W1H WHO 5W1H etc. emp WHERE, HOW LONG availability,, ( ) 35

36 SemanticWeb SemanticWeb SemanticWeb Web Web [ ] 36

37 RSsS, ( ): Web ( ) 37

38 SemanticWeb 38

39 39

40 40

41 Step: XML WG ASCII24,INTAP WG 41

42 42 / / / / ( ) ( ) ( ) ( )

43 Web Web HTTP SOAP WSDL UDDI XHTML SVG XSL-FO XML-DB Xquery XPath WS-Security XML Signature XML Encryption W3C INTAP <dc:audience> OASIS XML XML Web WG Web XBRL ( ) 43

44 (1) schema sem-wg DTD metadata sem-wg XML Web Schema ontorogy sem-wg OWL Web 44

45 (2) Extensible XML Markup W3C Language RSS Rich Site Summary Netscape RSS RDF Site Summary RSS-DEV RDF 45

46 46 ( ) W3C Extensible Markup Language XML sem-wg schema Web DTD XML Schema sem-wg metadata Web OWL sem-wg ontorogy RDF RSS- DEV RDF Site Summary RSS Netscape Rich Site Summary RSS / / / /

47 47 ( ) W3C Extensible Markup Language XML sem-wg schema RDF RSS-DEV RDF Site Summary RSS Netscape Rich Site Summary RSS / / /

48 48 / / / titleen category relatedterm createdby developpedby proposedby fullspell abbreviation titleja

49 XML XML < > <ID="IDxx" titleja=" " titleen="schema" n=" n" >  </ >  <ID="IDyy" abbrevstring="rdf" fullspell="resource Description Framework" n=" n" >  </ >  </ > 49

50 RDF RDF <rdf:rdf xmlns:rdf=" xmlns:sw=" > <sw:term rdf:about=" > <sw:titleja> </sw:titleja> <sw:titleen>schema</sw:titleen>  </sw:term>  <sw:abbreviation rdf:about=" > <sw:abbrevstring>rdf</sw:abbrevstring> <sw:fullspell>resource Description Framework</sw:fullSpell>  </sw:abbreviation>  </rdf:rdf> 50

51 RDF RDF <rdf:rdf xmlns:rdf="&rdf;" xmlns:rdfs="&rdfs;" xml:base="&sw;" > <rdfs:class rdf:id="techterm"/> <rdfs:class rdf:id="term"> <rdfs:subclassof rdf:resource="#techterm"/> </rdfs:class> <rdfs:class rdf:id="abbreviation"> <rdfs:subclassof rdf:resource="#techterm"/> </rdfs:class> <rdf:property rdf:id="titleja"> <rdfs:domain rdf:resource="#techterm"/> <rdfs:range rdf:resource="&xsd;string"/> <rdfs:comment> </rdfs:comment> <rdfs:label> </rdfs:label> </rdf:property>  </rdf:rdf> 51

52 OWL rdf:rdf owl:ontology owl:class owl:objectproperty owl:datatypeproperty 52

53 OWL (1) OWL <!DOCTYPE rdf:rdf [ <!ENTITY tm " > <!ENTITY owl " > <!ENTITY xsd " > ]> <rdf:rdf xmlns = "&tm;" xml:base = "&tm;" xmlns:owl = " xmlns:rdf = " xmlns:rdfs= " xmlns:xsd = "&xsd;" > <owl:ontology rdf:about=""> <owl:versioninfo>xmltechtermontology </owl:versioninfo> <dc:creator></dc:creator> </owl:ontology>  </rdf:rdf> 53

54 OWL (2) OWL <rdf:rdf >  <owl:class rdf:id="techterm"/> <owl:class rdf:id="term"> <rdfs:subclassof rdf:resource="#techterm"/> </owl:class> <owl:class rdf:id="abbreviation"> <rdfs:subclassof rdf:resource="#techterm"/> </owl:class> <owl:datatypeproperty rdf:id="titleja"> <rdfs:domain rdf:resource="#techterm"/> <rdfs:range rdf:resource="&xsd;string"/> <rdfs:comment> </rdfs:comment> <rdfs:label> </rdfs:label> </owl:datatypeproperty> rdfs:class owl:class  </rdf:rdf> rdfs:property owl:datatypeproperty 54

55 OWL <owl:datatypeproperty rdf:id="titleja"> <rdfs:domain rdf:resource="#techterm"/> <rdfs:range rdf:resource="&xsd;string"/> <rdfs:comment> </rdfs:comment> <rdfs:label> </rdfs:label> <owl:equivalentproperty rdf:resource="&dc;title"/> </owl:datatypeproperty> owl:equivalentproperty dc:title 55

56 OWL  dcterms:audeience <owl:objectproperty rdf:id="audience"> <rdfs:domain rdf:resource="#techterm"/> <rdfs:range rdf:resource="#audiencelevel"/> <owl:equivalentproperty rdf:resource="&dcterms;audience"/> </owl:objectproperty> <owl:class rdf:id="audiencelevel"> <owl:oneof rdf:parsetype="collection"> <owl:thing rdf:about="#primary" /> <owl:thing rdf:about="#advanced" /> </owl:oneof> </owl:class> <termcategory rdf:id="primary"> <rdfs:label xml:lang="ja"> </rdfs:label> <rdfs:label xml:lang="en">primary Level</rdfs:label> </termcategory> <termcategory rdf:id="advanced"> <rdfs:label xml:lang="ja"> </rdfs:label> <rdfs:label xml:lang="en">advanced Level</rdfs:label> </termcategory> ( ) 56

57 OWL  <owl:no rdf:id="relatedterm"> <rdf:type rdf:resource="&owl;symmetricproperty" /> <rdfs:domain rdf:resource="#techterm"/> <rdfs:range rdf:resource="#techterm"/> <rdfs:label xml:lang="ja"> </rdfs:label> <rdfs:label xml:lang="en">related Term</rdfs:label> </owl:objectproperty> 57

58 EXCEL / 58

59 XML 59

60 Web ( ) 60

オントロジ入門

オントロジ入門 Web Web 2004-01-23 XML XML Web WG Web ( ) Web (RDF RDF ) (OWL) ( ) WG ( ) 2004-01-23 2 Web Web Web XML ( ) 2004-01-23 3 Web Web 2 Web HTML(XHTML) ( ) Web ( ) 2 Web 2004-01-23 4 2 Web Web (XHTML) (RDF)