Dear all:
Hopefully not too much off-topic (but I assume there are many Pythonists
and Pythonians listening):
Does anybody of you have hints on how to install Redland and Python
bindings [1]
*easily* on Mac OS X? Ideal would be a binary, as available for - I just
don't want to dig to deeply
I need to encode postal addresses and phone numbers for businesses (not
people) in some RDF I'm working on. Is there any particular existing
vocabulary that I should prefer over another for this application?
For representing a business, I would also recommend importing the
GoodRelations
Dear all:
We are proud to announce the release of the GoodRelations Annotator, a
form-based tool that will help any business in the world to create a
description of its offerings suitable for the Web of Data,
and that in less than 5 minutes.
The tool is available at
Dear all:
Are there any recommended Web resources for configuring Microsoft IIS to
support redirects and content negotiation? What is easily done via
.htaccess on Apache servers seems to be difficult or require commercial
add-ons on MS IIS, as far as my quick Google search indicates.
Is
Dear all:
Apologies for the late reply..
To my knowledge, there is a pretty mature osCommerce output available at
http://code.google.com/p/goodrelations-for-oscommerce/
It was developed by a student of mine.
A similar approach for the Joomla/Virtuemart combo by the same student
is available
Hi all:
By the way, any chance of asserting that a gr:BusinessEntity is
equivalent to a foaf:Organisation or foaf:Agent?
As a statement in a particular data space, I think such a link is pretty
accurate and useful. However, we currently prefer to collate such
heuristics-based mapping axioms
Dear all:
As far as I can see, there are now two vCard variants in use - the original
http://www.w3.org/2001/vcard-rdf/3.0#
and the new one
http://www.w3.org/2006/vcard/ns#
Now - which one should data providers and application developers use? I
see the technical advantages of the new
Hi Libby,
That's rather fabulous! Can you give some information about how often
this dataset is updated, and what's its geographical and product type
reach?
Thanks! This particular data set is a rather static collection and has a
bias towards US products. It will soon be complemented by a
Hi Steve,
as I replied to Libby (but did not include all mailing lists): The whole
data set is served from currently 100 smaller files, which will be
broken down to 1000 files shortly. For various reasons however, we don't
want to serve one file per element, because that will create a huge
Dear all:
As you may know, Yahoo SearchMonkey accepts Semantic Web data only if
either provided as RDFa or via the Yahoo-specific dataRSS feed format.
This means that RDF/XML and other formats are currently not considered.
Since it is sometimes desirable to publish data in RDF/XML rather than
and Robert Meersman for the hint!)
• ModRewrite
– http://www.micronovae.com/ModRewrite/ModRewrite.html
(Thanks to Sergio Fernández for the link!)
Best
Martin
Martin Hepp (UniBW) wrote:
Dear all:
Are there any recommended Web resources for configuring Microsoft IIS
to support redirects
Dear all,
is this an acceptable practice from an LOD point of view or are there
technical concerns?
Martin
Damian Steer wrote:
On 20 May 2009, at 18:54, Martin Hepp (UniBW) wrote:
Hi Damian:
Thanks for your e-mail! I must admit that I don't get what exactly
you are proposing
PS. In some cases, its a good idea to stop at the first kiss... but I
think that the prospect of permeating the e-commerce dinosaur is sexy
as hell ;)
Yes, that is what drives me ;-)
Martin
PS: Think of the many novel e-business scenarios in affiliate marketing
etc. when you can have web-wide
Hi Aldo:
Kingsley: Does any of the upper level ontologies or LOD datasets
provide industry sectors with a useful level of granularity?
Note that GoodRelations provides the gr:hasISICv4 and the gr:hasNAICS
properties for linking a gr:BusinessEntity to the proper ISIC/NAICS
category code
Dear all:
I am sure you all agree that PingTheSemanticWeb is a key service for
many of our applications. Unfortunately, it does currently not support
the bulk notification for datasets for which a semantic sitemap is
available.
Since some of you maybe facing the same problem, I just put a
Brickley wrote:
On 22/6/09 23:16, Martin Hepp (UniBW) wrote:
Yves Raimond wrote:
Ontology modularization is
a pretty difficult task, and people use various heuristics for
deciding what
to put in the subset being served for an element. There is no
guarantee that
the fragment you get contains
Hi Kingsley,
You are of course right - I assume that, despite the terminological mess
I introduced, you agree with my line of argument; I fully acknowledge
it is heavily inspired by our San Jose sushi talk ;-)
Martin
Kingsley Idehen wrote:
Martin,
[SNIP]
As Kingsley said - deceptively
Hi all:
After about two months of helping people generate RDF/XML metadata for
their businesses using the GoodRelations annotator [1],
I have quite some evidence that the current best practices of using
.htaccess are a MAJOR bottleneck for the adoption of Semantic Web
technology.
Just some
As mostly, recently ;-), I agree with Kingsley - I did not want to say
that proper usage of http is bad or obsolete. But it turned out
unfeasible for broad adoption my owners of small Web sites.
For huge data sources and for vocabularies, the current recipes are
fine. But I want every single
an existing
HTML, you give them back the modified HTML (saves them cutting and
pasting steps?).
I'm a little ignorant on your tools and processes, so apologies if
these are non-starters.
John
On Jun 25, 2009, at 9:44 AM, Martin Hepp (UniBW) wrote:
Hi all:
After about two months of helping
Hi Toby,
Toby A Inkster wrote:
On 25 Jun 2009, at 21:18, Pat Hayes wrote:
If [RDF] requires people to tinker with files with names starting
with a dot [...] then the entire SWeb architecture is fundamentally
broken.
RDF doesn't. Apache does.
Many hosts do have front ends for configuring
Hepp (UniBW) martin.h...@ebusiness-unibw.org:
So if this hidden div / span approach is not feasible, we got a problem.
The reason is that, as beautiful the idea is of using RDFa to make a) the
human-readable presentation and b) the machine-readable meta-data link to
the same literals
be a nightmare though the
architecture is neat.
yihong
On Mon, Jun 29, 2009 at 8:03 AM, Kingsley Idehen kide...@openlinksw.comwrote:
Martin Hepp (UniBW) wrote:
Hi Tom:
Amen. Thank you for writing this. I completely agree. RDFa has some
great use cases but (like any
Hepp (UniBW) wrote:
Dear all:
Fyi - I am in contact with Google as for the clarification of what
kind of empty div/span elements are considered acceptable in the
context of RDFa. It may take a few days to get an official statement.
Just so that you know it is being taken care of...
Martin
Mark
Dear all:
Great news: ANY site owner in the world has now a clear incentive to add
GoodRelations meta-data in RDFa to his/her page:
As of now, Yahoo will display price and offering details and other
meta-data of any e-commerce Web page if the site owner uses
GoodRelations vocabulary
(apologies for cross-posting)
Dear all:
We are pleased to announce the latest issue of IJSWIS, which is a
special issue on Scalability and Performance of Semantic Web Systems
~~
The contents of the latest issue of:
International Journal on
Hi Danny,
thanks.
Note that the value proposition of more structure and a higher link
density in commerce data is not even tougher price comparison shopping,
but deep comparison shopping - a better match between the diversity of
offers and their individual value proposion on one hand and the
Dear all:
I just completed a recipe meant for larger audiences (Web developers,
SEO companies) on how a business can enrich its pages using
RDFa+GoodRelations so that the data
- shows up in Yahoo AND
- it at the same time useful for comprehensive RDF applications.
The recipe is at
Side note: I just put a recipe on-line that shows how the very same
GoodRelations elements used for describing offers can be used for
describing demand with the gr:seeks property.
http://tr.im/grseeks
BTW, you can combine that with most other recipes from
http://tr.im/cookbook
For instance,
Dear all:
We are proud to announce the first prototype of the RDF2RDFa tool, which
aims at simplifying the publication of RDF for Web developers.
This tool converts arbitrary RDF/XML documents into a block of div/span
elements without human-readable content. Such a block of markup can be
simply
Dear all:
BestBuy.com has just started to serve a complete RDF/XML dump of their
products and price information to the Web of Linked Data, using the
GoodRelations vocabulary for e-commerce. The data dump is updated on a
daily basis and contains detailed descriptions for roughly 450,000
Hi Daniel:
Daniel Schwabe wrote:
That is indeed very good and auspicious news. Are there any SPARQL endpoints
available?
The data is available as RDF/XML files from BestBuy.com, but it will
soon be regularly included in the Linked Open Commerce dataspace at
Dear all:
IT Conversations, the longest-running podcast on the planet, featured
the GoodRelations vocabulary and RDFa.
In a recent episode of the Interviews With Innovators track, Jon Udell
interviewed Kingsley Idehen on RDFa and Structured Data.
For the podcast, see
Hi Juan, Eugenio:
Where can we see search results in Yahoo that come from the RDF of Bestbuy
and Goodrelations?
First, note that currently, only the standard Yahoo search results are
by default enhanced by structured meta-data, i.e., you do not appear in
the local business directory by
AM, Eugenio Tacchini euge...@favoriti.itwrote:
At 10.24 21/09/2009 +0200, Martin Hepp (UniBW) wrote:
Hi Juan, Eugenio:
Where can we see search results in Yahoo that come from the RDF of
Bestbuy
and Goodrelations?
First, note that currently, only
Hi Eugenio:
I think I'm missing the point, Yahoo announced the first support for
microformats more or less one year and half ago, and for RDFa one year
ago
Hi Juan,
Juan Sequeda wrote:
Gotcha! Now I understand perfectly.
I'm trying to get the local businesses in Austin to add RDFa. However, I
have nothing tangible to show them. IMHO, the best way to convince business
to do this is if you go through the SEO people. But until we don't see Yahoo
Dear all:
I just found out that Kingsley Idehen released a major update of
Virtuoso sponger cartridges that create and collate virtual meta-data
for existing Web pages.
See
http://tr.im/bestbuygr2
for an example.
The cool thing is
- The data does not come from BestBuy directly; it is
Dear all:
I just finalized a Wiki page on useful rules axioms for GoodRelations:
http://www.ebusiness-unibw.org/wiki/GoodRelationsOptionalAxiomsAndLinks
The page now contains recommended default rules for
- product models,
- product model variants, and
- the gr:includes shortcut.
Any
Hi David,
Daniel O'Connor wrote:
http://goodrelations.doconnor.user.dev.freebaseapps.com/
Freebase data being rendered as Good Relations (Or Barbie and Ken's
Semantic Web Playset)
thanks for the initiative - very valuable!
What's the best way to validate this / check it would show up in
at least crawl Amazon.
It would be great to use sig.ma to create a meshup with the amazon data.
Juan Sequeda, Ph.D Student
Dept. of Computer Sciences
The University of Texas at Austin
www.juansequeda.com
www.semanticwebaustin.org
On Sat, Oct 17, 2009 at 9:28 AM, Martin Hepp (UniBW)
h...@ebusiness
Hi Aldo,
Note that there are multiple branches of the ISO 3166 familiy of codes.
See pages 23 and 24 of the GoodRelations Technical Report
(http://www.heppnetz.de/projects/goodrelations/GoodRelations-TR-final.pdf)
for a more detailed discussion. I am still not aware of any
authoritative URI
Dear all:
We are in the process of finalizing an improved version of the
GoodRelations Annotator Tool.
With that tool, any company can quickly create a rich description of its
line of business, opening hours, payment options, and the like.
In the past, publishing the resulting RDF data proved
Dear all:
We are happy to release a significantly improved version of the
GoodRelations Annotator, a tool that helps any business in the world to
create a rich description of its line of business, opening hours,
payment options, and the like in RDF.
The new version creates a handy RDFa
There are lots of trade-offs when designing an ontology, e.g.
specificity vs. size of the target user community - this has e.g. been
discussed in
Hepp, Martin: Possible Ontologies: How Reality Constrains the
Development of Relevant Ontologies, in: IEEE Internet Computing, Vol.
11, No. 1, pp.
(Apologies for cross-posting)
Dear all:
In the past year, we released a lot of tools in the context of the
GoodRelations vocabulary (http://purl.org/goodrelations/) that may be of
wider interest. All tools are available on-line and most are also
released as sourcecode under LPGL.
1. Generic
Hi Benjamin,
Nice - can you create GoodRelations (http://purl.org/goodrelations/)
patterns in RDFa for existing shop pages, e.g. identify price and
product information?
Just spotting the product name, description, EAN/UPC code, and price
would already very valuable.
Best
Martin
PS: Did you
dear all:
quite clearly, a book title is not the same as a book, and if the linked
data community continues to link apples and oranges via owl:sameAs then
either
- the socially agreed meaning owl:sameAs is being degraded to untyped
href in HTML
or
- vast amount of data in the linked data
,
Ben
Martin Hepp (UniBW) schrieb:
Hi Benjamin,
Nice - can you create GoodRelations (http://purl.org/goodrelations/)
patterns in RDFa for existing shop pages, e.g. identify price and
product information?
Just spotting the product name, description, EAN/UPC code, and price
would already very
and a URI; how FreeBase
models their data; or general mutually assured destruction-ness of
owl:sameAs.
Thanks,
-Ross.
On Mon, Jan 4, 2010 at 4:22 PM, Martin Hepp (UniBW)
martin.h...@ebusiness-unibw.org wrote:
dear all:
quite clearly, a book title is not the same as a book, and if the linked
data
Dear all:
Over the last weeks, we have been working on a much improved
documentation of the GoodRelations vocabulary for e-commerce [1].
Our main goal was to provide a more readable, more accessible official
specification.
Please find a preview here:
Dear all:
We just released a service update to the GoodRelations ontology for
e-commerce. The update is backwards-compatible to previous releases and
mainly adds additional properties that are important for the rental and
accommodation business. We also redesigned the complete language
Dear all:
eClassOWL, initially released in 2004, has since been the most
comprehensive and mature Web ontology for types of products and
services. It defines classes for more than 30,000 product types and more
than 5,000 properties for product features.
Under the hood, eClassOWL is a
Dear all:
I am happy to announce one of many new major sources of GoodRelations data:
http://www.shopforia.com/ recently added GoodRelations in RDFa to their
104,000 items pages in 26 categories:
Example:
http://www.shopforia.com/cgi-bin/apf4/apf4.cgi?Operation=ItemLookupItemId=B003DRBA3S
this might give to
any agent making use of the triples.
-Original Message-
From: public-lod-requ...@w3.org [mailto:public-lod-requ...@w3.org] On Behalf Of
Martin Hepp (UniBW)
Sent: 28 April 2010 11:07
To: public-lod@w3.org
Subject: www.shopforia.com exposes GoodRelations in RDFa for 104,000
Dear all:
Some people think that the GoodRelations ontology for e-commerce
(http://purl.org/goodrelations/) is powerful, but complex.
I think it is important for everybody in the community to know that
GoodRelations can be as simple (or simpler) than any more lightweight
approach for product
.html
On 03.05.10 10:38, Martin Hepp (UniBW) wrote:
Dear all:
Some people think that the GoodRelations ontology for e-commerce
(http://purl.org/goodrelations/) is powerful, but complex.
I think it is important for everybody in the community to know that
GoodRelations can be as simple
Hi Henry,
Thanks for your feedback!
I wonder if the following could make it even simpler though:
First I think, why not make the currency a literal?
foo:offering a gr:Offering;
rdfs:label Volkswagen Station Wagon, 4WD, 400 $@en;
rdfs:description I sell my old Volkswagen Station Wagon,
FYI - This may also be of interest for anybody of you working on linked
data for e-commerce.
Best
Martin Hepp
Original Message
Subject: More examples of modeling price information with GoodRelations
Date: Mon, 03 May 2010 17:47:48 +0200
From: Martin Hepp (UniBW
Dear all:
The volunteer who is hosting http://openean.kaufkauf.net/id/, a huge set
of GoodRelations product model data, is experiencing a problematic
amount of traffic from unidentified crawlers located in Ireland (DERI?),
the Netherlands (VUA?), and the USA.
The crawling has been so
Dear all:
The latest release of the NB_Store module [1] for e-commerce sites based
on DotNetNuke CMS [2] seems to support GoodRelations in RDFa.
See here for details:
http://nbstore.codeplex.com/releases/view/45017
The underlying DotNetNuke CMS is said to power over 600,000 production
Dear all:
I am glad to announce the official release of BauDataWeb, the European
building and construction materials database for the Semantic Web:
URI: http://semantic.eurobau.com/
With this project, we expose a major dataset reflecting the European
building and construction materials
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