RDF関連メモ on Planet masaka : 2008-11

Planet masakaから2008年11月のRDF／セマンティック・ウェブ関連メモを抽出してまとめたものです。

2008-11-26

Library Fair and Forum at Pacifico Yokohama, talked about new CiNii (Citation Information by NII) service and LOD (at 12:03)

原稿はiCalendarに関する章に突入。RDF icalのダブルスタンダードにも、そろそろ決着をつけないと (original post at 15:11)
Linking information to "missing" information in SPARQL [bobdc.blog]
(Bob thinks) that the word OPTIONAL followed by a pair of curly braces is a much more intuitive way to say "and the following, if they're there" than "LEFT OUTER JOIN ON" - by Bob DuCharme, 2008-11-18 (original post at 09:07)

hmm, RDF/vCard properties still have domains vCard, i.e. not usable to describe a person (original post at 11:35)

Life in the Linked Data Cloud - Calais Release 4 Coming Jan 09 [OpenCalais]
Beginning with Calais Release 4 you and the programs you develop will be able to go from many of the entities Calais extracts directly to the Linked Data Cloud (original post at 23:46)

poshRDF
poshRDF is an approach (and, as a by-product, an RDF-in-HTML syntax) to efficiently extract RDF from (many) microformats and similar, ad-hoc POSH markup. The generated RDF is a single-namespace (intermediate) triple representation that can be converted to deployed vocabularies such as FOAF, iCal/RDF, vcard/RDF (original post at 23:21)
poshRDF - RDF extraction from microformats and ad-hoc markup [benjamin nowack's blog]
to expose machine-readable data from RDFa, microformats, but also from user-defined, ad-hoc formats, in an efficient way. PoshRDF can enable single-pass RDF extraction for a set of formats - by bengee, 2008-11-10 (original post at 23:20)

Legacy extended IRIs for XML resource identification
For historic reasons, some formats have allowed variants of IRIs that are somewhat less restricted in syntax, for example XML system identifiers and W3C XML Schema anyURIs. This document provides a definition and a name (Legacy Extended IRI or LEIRI) for these variants for easy reference - W3C Group Note, 2008-11-03 (original post at 07:40)

jOWL - semantic javascript library
a jQuery plugin for navigating and visualising OWL-RDFS documents - by David Decraene (original post at 00:02)