Nov
What does an LLM need to know about your data? Climbing the semantics ladder
Give an LLM a spreadsheet and ask it a question.
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2026
2024
Sep
Unpacking OpenAlex topics classification
In this post I have taken a closer look at the classification of scientific disciplines in OpenAlex, a recently developed database of scientific works.
2023
Feb
Springer Nature retired SciGraph earlier this month.
2019
Mar
SN SciGraph Latest Release: Patents, Clinical Trials and many new features
We are pleased to announce the third release of Springer Nature SciGraph Linked Open Data.
Jan
Ontospy version 1.9.8 has just been released and contains tons of improvements and new features.
2018
Jun
PySciGraph: simple API for accessing SN SciGraph content
PySciGraph is a small open source Python library that makes it easier to access data from Springer Nature SciGraph.
2017
Nov
SciGraph publishes 1 billion facts as Linked Open Data
Last Thursday, we reached a major milestone for the SciGraph project: nearly 1 billion facts (= RDF statements) have been released as Linked Open Data, most of it under a CC-BY license!
Apr
Exploring SciGraph data using JSON-LD, Elastic Search and Kibana
Hello there data lovers! In this post you can find some information on how to download and make some sense of the scholarly dataset recently made available by the Springer Nature SciGraph project, by using the freely available Elasticsearch suite of software.
Feb
A new version of OntoSpy (1.7.4) is available online.
2016
Oct
Leipzig Semantics 2016 conference
A few weeks ago, I attended the SEMANTiCS conference in Leipzig, so here's a short report about the event.
Jun
A new and improved version of OntoSpy (1.6.7) is available online.
2015
Sep
Another experiment with Wittgenstein's Tractatus
I spent some time hacking over the weekend, and here's the result: a minimalist interactive version of Wittgenstein's Tractatus.
Jun
Towards an ontology for philosophy
I enjoyed watching a recent presentation by Barry Smith about ontology engineering and in particular its application in the field of philosophy itself.
2014
Nov
Installing Stardog triplestore on mac os
Stardog is an enterprise-level triplestore developed by clarkparsia.com.
Oct
Installing ClioPatria triplestore on mac os
ClioPatria is a "SWI-Prolog application that integrates SWI-Prolog's libraries for RDF and HTTP services into a ready-to-use (semantic) web server".
Oct
Installing GraphDB (aka OWLIM) triplestore on mac os
GraphDB (formerly called OWLIM) is an RDF triplestore which is used - among others - by large organizations like the BBC and the British Museum.
Oct
Wouldn't it be nice to have an interactive environment where you could quickly hack together an RDF model and then show it to your clients or colleagues in a more accessible format - such as a diagram?
2013
Aug
Textmate bundle for Turtle and Sparql
I recently ran into the Textmate bundle for Turtle, an extension for the Textmate osx editor aimed at facilitating working with RDF and SPARQL.
Jul
Creating useful classifications with taxonomies (part 1)
Taxonomies and other classification schemes are omnipresent in Information Architecture.
Jun
ESWC 2013 - report from the conference
Last week I attended the European Semantic Web Conference (ESWC'13) in Montpellier and had a really good time meeting old friends and catching up with the latest research in this area.
Apr
Neo4j is a graph database that has been rapidly accumulating success stories, especially in areas such as social applications, recommendation engines, fraud detection, resource authorization, network and data center management, and much more.
2012
Nov
Here are a couple of reference sheets that can become handy if you're doing any semantic web-related work.
Sep
Open Knowledge Festival – Helsinki, 18-22 September 2012
I'm at the OKFestival this week. Tons of inspiring talks.
Sep
Navigating through the people of medieval Scotland... one step at a time
Navigating through the people of medieval Scotland...
May
DJFacet 0.9.7: MPTT hierarchical facets now supported!
DJFacet is a pluggable module for the Django web application framework that allows you to navigate the data in your web app using an approach based on 'facets'.
2011
Nov
Towards a conceptual model for the domain of sculpture
For the next two years, I'll be collaborating with the Art of Making project.
Sep
Luc Steels on creating artificial semiotic systems
In this post, I'm presenting an organized version of the notes I've taken after reading a beautiful paper by Luc Steels titled "The Symbol Grounding Problem has been solved.
Jul
Inspecting an ontology with RDFLib
RDFLib (homepage) is a solid and comprehensive RDF programming kit for Python.
Jun
DJFacet: a faceted browser for Django
DJFacet is a pluggable module for the Django web application framework that allows you to navigate the data in your web app using an approach based on 'facets'.
May
Hack4Europe! - Europeana hackathon roadshow, June 2011
Europeana is a multilingual digital collection containing more than 15 million resources that lets you explore Europe's history from ancient times to the modern day.
Apr
RDF programming with AllegroCL and AllegroGraph
Allegro Common Lisp (Wikipedia) is a commercial implementation of the Common Lisp programming language developed by Franz Inc.
Mar
A few useful Linked Data resources
I've done a bit of semantic web work in the last couple of weeks, which gave me a chance to better explore the current landscape around this topic.
Feb
Survey of Pythonic tools for RDF and Linked Data programming
The Resource Description Framework (RDF) is a data model and language that is quickly gaining momentum in the open-data and data-integration worlds.
2010
Aug
KR workshop #2: introducing CIDOC-CRM and FRBR-OO
This is the second appointment with the knowledge representation seminar we're having at CCH (Kings College, London).
Jul
Knowledge Representation workshop @ CCH
Last month or so I started a Knowledge Representation workshop with my colleagues at CCH.
Feb
Getting back to the ontological work..
I'll be working in Osaka for three months on ontologizing a couple of datasets with the help of Riichiro Mizoguchi.
2009
Oct
Neat little project that will speed up your data modeling using django: think up an application model, formalize it by drawing a UML diagram using the freely available ArgoUML, and have it translated into django models automatically.
Aug
Representing hierarchical data with Django and MPTT
Apparently, you've got two options for managing hierarchical data in django - django-mptt and django-treebeard.
Jun
I found an interesting article on the SEP this morning, it seemed to me well written and clearly argumented.
Jun
Understanding Google's BigTable
BigTable is google's proprietary data storage system - and that's what you've got to learn if you want to work with the Google Application Engine (a web application environment by which you can make use of Google's powerful IT infrastructure free of charge).
May
I really dig the concept - but after playing with it for a little I think that the whole thing is still too convoluted (lots of forms to fill in, popups etc.).
May
A Sneak Preview of Wolfram Alpha
It's the new brainchild of Stephen Wolfram, author of Mathematica.
Mar
DB visualize : The Universal Database Tool
I've been searching for something similar for a long time.
Mar
Faceted Browsing: a conceptual map
UPDATE 8/6/11: I uploaded an improved version of the map Faceted search (navigation, or browsing) is a technique for accessing a collection of information represented using a faceted classification, allowing users to explore by filtering available information.
Mar
GAE SQL designer is a simple app that allows you to Draw E-R designs, Edit tables and rows, Manage keys, Create relations (FK constraints), Save & Load designs and Import DB schemas.
2008
Mar
Book Summary: Knowledge Technologies
A new interesting book on Knowledge Technologies from Nick Milton is available online.
Feb
It's nice when a few people's interests happen to converge.
Jan
How semantic is the semantic web?
Just read this article thanks to a colleague: I share pretty much everything it says about the SW, so I though it wouldn't be too bad to pass it on to the next reader.
2007
Sep
It's not the only semweb repository out there, but for sure it's the more interesting.
Jun
Article Summmary: Sketch of The Analytical Engine.
I recently read the original article of Charles Babbage - which deals with the work he and Lady Ada Augusta Countess of Lovelace did on the Analytical Engine, one of the (mechanical) predecessors of the modern computer - thanks to a blog post from David Dodds.
Jun
Discovery: philosophy in the digital Era
It looks like the semantic web rumor is spreading out fast, also in the philosophy circles:
Jun
Article: 'The Semantic Web: The Origins of Artificial Intelligence Redux'
A very interesting article from Harry Halpin, whose work lies at the borderline between history of science (of computer science especially, I gather) and (Semantic) Web.
Apr
I'm afraid this is just in italian, for now.
Apr
Mar
Modeling Representations (take 2)
I wrote something in the last weeks about the difficulties related to the modeling of representations and their contents.
Mar
It's been three days that I'm struggling with concepts of content, form, representation and so on..
Feb
NINES : SW faceted browser - by SpecLab
I tried it out last night, and the interface seems really rich and powerful.
Feb
Only £120 for students!!! It's the International Lisp conference 2007
Jan
2006
Nov
Knowledge Elicitation: playing with cards
If you want to work with knowledge, you need firstly to 'extract' it.
Nov
Pathway: Wiki Semantic Navigator
Just found a very cool app that lets you organize and store the navigation on any mediawiki site, Pathway.
Nov
MultimediaN semantic navigator
Winner of the Semantic Web challenge 2006, the MultimediaN e-Culture demonstrator looks at
Nov
Just read an article by John Markoff, in the New York Times.
Oct
Semantic Wikipedia: some issues
Just went to a talk by Denny Vrandecic, one of the people who developed the Semantic MediaWiki.
Jun
Compendium vs Nestor - knowledge organization tools
Spent some time trying to figure out the key features of two knowledge-organization tools, Compendium and Nestor.
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