fidzu : rdf

… or, the lack of it. A recent discussion at a customer made me having a closer look around support for encryption in the context of XaaS cloud service offerings as well as concerning Hadoop. In general, this can be broken down into over-the-wire (cf. SSL/ TLS ) and back-end encryption. While the former is widely used, the latter is rather seldom to find. Different reasons might exits why one wants to encrypt her data, ranging from preserving a competitive advantage to end-user privacy issues. No matter why someone wants to encrypt the data, the question is do systems support ...

23 May 2019 4:06pm GMT

I had another look at the Named Entity Extraction APIs by Zemanta and OpenCalais for some product launch demos. My first test from last year concentrated more on the Zemanta API. This time I had a closer look at both services, trying to identify the "better one" for "BlogDB", a semi-automatic blog semantifier. My main need is a service that receives a cleaned-up plain text version of a blog post and returns normalized tags and reusable entity identifiers. So, the findings in this post are rather technical and just related to the BlogDB requirements. I ignored features which could well ...

18 May 2019 10:06pm GMT

Let's face it, building semantic web sites and apps is still far from easy. And to some extent, this is due to the configuration overhead. The RDF stack is built around declarative languages (for simplified integration at various levels), and as a consequence, configuration directives often end up in some form of declarative format, too. While fleshing out an RDF-powered website, you have to declare a ton of things. From namespace abbreviations to data sources and API endpoints, from vocabularies to identifier mappings, from queries to object templates, and what have you. Sadly, many of these configurations are needed to ...

16 May 2019 11:06pm GMT

This is the last entry in this blog… A few days ago W3C started a new activity, called Data Activity, that also subsumes the (by now old) Semantic Web Activity. In order to have a fresh start, and to avoid … Continue reading →

16 Dec 2013 9:22am GMT

The RDF Working Group has published a Group Note of RDF 1.1 JSON Alternate Serialization (RDF/JSON). The Resource Description Framework (RDF) is a framework for representing information in the Web. This document defines a textual syntax for RDF called RDF/JSON that allows an … Continue reading →

08 Nov 2013 9:28pm GMT

The RDF Working Group has published two Proposed Recommendations today: JSON-LD 1.0. JSON is a useful data serialization and messaging format. This specification defines JSON-LD, a JSON-based format to serialize Linked Data. The syntax is designed to easily integrate into deployed systems … Continue reading →

06 Nov 2013 10:02pm GMT

The new version of the Open Document Format, ODF 1.2, has been ratified as a standard. One of the changes to ODF 1.2 is the adoption of RDFa as a way of including metadata. Read more at the ODF technical committee chair's blog.

06 Oct 2011 1:57pm GMT

Earlier we reported on Best Buy's successes as a result of using RDFa. Search New Central has now published an interview with Jay Myers, Lead Development Engineer for Best Buy, on the whys and wherefores of implementing RDFa on their site. "We really didn't go into it with any expectations. We just wanted to see [...]

24 May 2011 8:47am GMT

Duncan Grant has created a new tool called Radify as a part of his university studies. It is a bookmarklet for the purposes of annotating a web page with RDFa. The bookmarklet features a triple viewer, edit mode and ability to load/parse new ontologies. You can read more about Duncan and his research on the [...]

01 May 2011 9:00pm GMT