Tagged: Semantic Web

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How to Create and Issue Open Badges

Badges are ubiquitous on the web. Any website that has some social component has badges. Audible gives you badges based on your listening. StackOverFlow gives you badges based on your participation etc. The problem with these badges is that they are not portable and not verifiable. For example, if you are on a site where you want to show or prove the badge that you have acquired on StackOverFlow, then it’s not possible. OpenBadge solves this.

Wikidata Query Interface 0

Learning SPARQL with Wikidata

SPARQL has a lot of similarities to SQL and also is very different. Here I am going to get the English works of Rabindranath Tagore from Wikidata. I will use this as an exercise to learn SPARQL. As you will see, I have not tried to explain the terms here as I expect some knowledge of SQL and Semantic Triples. Since I go step by step, I think it’s easy to understand.

Sync between LGD and WikiData 2

Mapping Local Government Directory to WikiData

The Indian government maintains the directory and hierarchy of local governments and administrative areas in India called the Local Government Directory (LGD). Recently I wanted to map them to WikiData items. This means I wanted to map the administrative areas in the local government to items on WikiData. Update them if necessary.

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Getting started with RDF using Blazegraph

Table of Contents1 Semantic Web, Triple and Triplestore2 Blazegraph2.1 Download and install the database.2.2 Import some data3 Next – SPARQL This started as a simple exercise of querying WikiData database using their SPQRQL query service. That lead me to studying about RDF and Triplets. I found it very interesting. I spent hours on...

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Trying WikiData

I just finished a small personal data project. Once it was done. I wanted to modify it to use data from WikiData, and I wanted the labels in Kannada. So I tried to get a list of districts and wards from WikiData. That lead me to learn SPARQL. I can’t say I am...