Blog
Writing on knowledge graphs, ontologies, and data-centric architecture
Articles and working notes from the people at Semantic Arts, newest first.
Resisting the Temptation of Fused Edges
by Justin Dowdy | The Whiteboard
Fused Edges If you are doing domain modeling and using a graph database you might be tempted to use fused edges. You see them around the semantic web. But you should resist the temptation. What In a graph database a […]
How to SPARQL with tarql
by Phil Blackwood | The Whiteboard
To load existing data into a knowledge graph without writing code, try using the tarql program. Tarql takes comma-separated values (csv) as input, so if you have a way to put your existing data in csv format, you can then […]
Dispose, Delete, and Discard: Keep your Enterprise Data Tidy Part 3
by Semantic Arts | The Whiteboard
Those who are familiar with Marie Kondo know that she is a ruthless disposer. If you’ve read parts one and two of this series, you know that the process is more nuanced than just “throw it all away,” but we’ve […]
Setting the Stage for Success Part 2
by Semantic Arts | The Whiteboard
Envisioning Your Dream System with the Marie Kondo Method Before you begin gathering your belongings, discarding, or reorganizing, Marie Kondo asks you to envision your dream lifestyle. She insists that this is the critical first step to ensuring success with […]
Does your Data Spark Joy? Part 1
by Semantic Arts | The Whiteboard
Why is Marie Kondo so popular for home organization? Marie Kondo released her book, “The Life-Changing Magic of Tidying up,” almost ten years ago and has since gained much notoriety for motivating millions of people to de-clutter their homes, offices, […]
Structure-First Data Modeling: The Losing Battle of Perfect Descriptions
by Dave McComb | The Whiteboard
In my last article I described Meaning-First data modeling. It’s time to dig into its predecessor and antithesis, which I call Structure-First data modeling, specifically looking at how two assumptions drive our actions. Assumptions are quite useful since they leverage […]
Decades, Planets and Marriage
by Michael Uschold | The Whiteboard
Google ontologist, Denny Vrandečić started a vigorous thread on the question of what constitutes a decade. See for example, the article: “People Can’t Even Agree On When The Decade Ends”. This, is a re-emergence of the question from 20 years […]
Facet Math: Trim Ontology Fat with Occam’s Razor
by Dave McComb | The Whiteboard
At Semantic Arts we often come across ontologies whose developers seem to take pride in the number of classes they have created, giving the impression that more classes equate to a better ontology. We disagree with this perspective and as […]
Toss Out Metadata That Does Not Bring Joy
by Dave McComb | The Whiteboard
As I write this, I can almost hear you wail “No, no, we don’t have too much metadata, we don’t have nearly enough! We have several projects in flight to expand our use of metadata.” Sorry, I’m going to have […]
Are You Spending Way Too Much on Software?
by Dave McComb | The Whiteboard
Alan Morrison, senior research fellow at PwC’s Center for Technology and Innovation, interviews Dave McComb forstrategy+business about why IT systems and software continue to cost more, but still under-deliver. McComb argues that legacy processes, excess code, and a mind-set that […]
Do Data Lakes Make My Enterprise Look Data-Centric?
by Dave McComb | The Whiteboard
Where Did “Data Lakes” Come From? Many large firms are implementing “Data Lakes.” The term, and the practice, came into being when two trends collided. The first trend was the upwelling of demand for “Big Data”-inspired architectures. Firms found Big […]
Degeneracy, Pot and Freebasing
by Dave McComb | The Whiteboard
In 2013 marijuana became legal in Colorado and Washington. It did not escape the notice of our clients that all Semantic Arts staff are from those two states. Suspicions grew deeper when we told them about the large collaborative knowledge […]
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