9 votes

What Linked Data serialization format to choose for our (now CSV) open data?

In addition to @enridaga's great answer, let me offer a few additional thoughts. RDFa is (only) useful if you already have HTML content that you want to enrich with semantic data. RDF/XML is very ...
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  • 5,806
8 votes

What Linked Data serialization format to choose for our (now CSV) open data?

So you have a CSV file and you want to publish it as linked data in a RDF format, not CSV. The core part of the work here is the translation to RDF, that implies, as @andrew-opengeocode suggested in ...
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  • 181
6 votes

Is there a vocabulary for linking weather data?

The two links below are NOAA/NWS weather terms used in their datasets: This document is the vocabulary for the annual summaries: http://www1.ncdc.noaa.gov/pub/data/cdo/documentation/...
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6 votes
Accepted

What triplestore that can handle the largest number of triples?

The W3C hosts a list of large triple stores with documented deployments and numbers of triples. The top contenders with more than 10B triples currently are: AllegroGraph (1Trillion+) Stardog (50B) ...
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  • 5,806
5 votes
Accepted

Linked Data vs Linked Open Data

In 2006, Tim Berners-Lee defined the four rules of Linked Data: Use URIs as names for things Use HTTP URIs so that people can look up those names. When someone looks up a URI, provide useful ...
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  • 374
5 votes

What Linked Data serialization format to choose for our (now CSV) open data?

In order to make it into Linked Data and be easily reusable by as many mashups/apps/etc as possible.. It seems you are talking about RDF dumps, but there are other ways to provide access to RDF data, ...
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5 votes
Accepted

Is there a vocabulary for linking weather data?

We (met.no) plan on publishing a JSON-LD vocabulary for climate/weather data, when we release our public portal later this year. We'll be publishing JSON-LD ourselves as our primary data format. To ...
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5 votes

Is there a vocabulary for linking weather data?

The common vocabulary for weather data is the Weather Exchange Model (WXXM). Read more here: https://wiki.ucar.edu/display/NNEWD/WXXM
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5 votes

What Linked Data serialization format to choose for our (now CSV) open data?

Here's my 2 cents. Since your data is already in CSV format, the fastest way to add semantic context is to use ODI's 'Linked CSV' format: (http://jenit.github.io/linked-csv/). You will need to pick a ...
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5 votes

What Linked Data serialization format to choose for our (now CSV) open data?

First off, you can use CSV as a Linked Open Data (LOD) serialization format. This has been the case since 2009 (early days of LOD cloud, demonstrated via DBpedia; just look in the footer of any of ...
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5 votes
Accepted

Extract labels from Wikidata entity

You could do it with SPARQL: SELECT ?wdLabel ?ooLabel WHERE { VALUES (?s) {(wd:Q42)} ?s ?wdt ?o . ?wd wikibase:directClaim ?wdt . ?wd rdfs:label ?wdLabel . OPTIONAL { ?o rdfs:label ?...
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4 votes
Accepted

Where should I host/contribute a mapping from Stack Overflow tags to Wikipedia articles?

The best is to host your mapping directly on Wikidata. The property is https://www.wikidata.org/wiki/Property:P1482 For instance, https://www.wikidata.org/wiki/Q859221 represents Java Swing, and has ...
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  • 395
4 votes
Accepted

How to get my data accepted in the Linked Open Data Cloud Diagram?

essentially you need to: validate your dataset with ckan lod validator publish dataset add it to ckan "so that it appears in the next version of the lod cloud diagram" Reference: http://datahub....
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  • 11.8k
4 votes

how to get semantic ontology of words related to technology

The best place to start looking is Linked Open Vocabularies. As of February 2015 they have indexed more than 450 vocabularies and ontologies and provide a convenient search feature.
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  • 5,806
4 votes

Data management practices

R, the open source and cross-platform statistics software has something similar where sometimes packages/plugins for R include sample or test data: See this SO question: https://stackoverflow.com/...
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4 votes
Accepted

Can Linked Data URIs be parameters?

If by "relevant parts" you mean the video IDs, I think those alone could be considered URIs, but not very good ones, as they do identify the resource, but not unambiguously. If I ask you to find me ...
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  • 156
4 votes
Accepted

5-star Open Data rating scheme, are there URIs for the ratings?

I'm not sure I agree that you need to have any URI to demonstrate how open a set of data is. Either the data is open and shareable or it is not, the openness of the data is described by the openness ...
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  • 566
3 votes

In dbpedia vocabulary, why is class "City" not linked with class "Country"?

I believe it is linked with Country through the dbpedia-owl:country link, have you looked at this? StackOverflow, query cities and their country Qoute sample code: SELECT DISTINCT ?city ?country ...
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3 votes

What does the second "rule" of linked data mean?

The first rule says to use URIs as "names for things". There are many URI schemes available, for example http/https, urn, data, tag, mailto, xmpp, ftp, etc. The second rule says to use the http URI ...
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  • 374
3 votes
Accepted

Are there any dataset for psychology

The Thesaurus of Psychological Index Terms, published by one of your employer's (?) customers, is known now as Psychology Ontology. This ontology is not even a taxonomy, but rather a flat list of ...
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3 votes
Accepted

What needs to be done to be 4 or 5-star open data?

The current situation of your data Data tables in PDF (example from your forestry statistics page) are a great example of 1-star data: The data is on the web, but it's pretty much unusable for ...
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  • 5,806
3 votes
Accepted

"DBpedia as Tables" not having all the properties

According to DBpedia as Tables, DBpedia uses the following data to create the tables: Each instance is described by its URI, an English label and a short abstract, the mapping-based infobox data ...
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  • 5,806
3 votes

What is a good editor for linked data?

I use Sublime Text, and a number of plugins using package control. Most usefully this Turtle plugin that autocompletes things based on what you've already typed: https://github.com/abcoates/sublime-...
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3 votes

Any uses of JSON-LD?

This site used JSON-LD to markup their recipes and successfully got rich snippets in Google: http://gracessweetlife.com/2010/06/cannoli-siciliani-the-ultimate-italian-pastry/ Example query: https://...
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  • 131
3 votes

Linked Open Data Statistics

LOD Cloud has some data/statistics from its beginnings, leading up to 2014, in a variety of formats: LOD Cloud History Related information: LOD Cloud explains how they mined the data for their sets, ...
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  • 11.8k
3 votes

Get the details of all Indian films from Wikipedia

You can get all Wikidata items which are: instance of (P31): film (Q11424) origin from (P495): India (Q668) with the following: https://wdq.wmflabs.org/api?q=claim[31:11424] AND claim[495:668] ...
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3 votes
Accepted

GIThub to share a set of SPARQL queries

You could allow users to upload/email .txt files containing queries, or upload URLs (e.g. pastebin, gist). Then your local code would read these .txt queries and add them to the repository (also ...
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  • 17.2k
2 votes

Is there a vocabulary for linking weather data?

Meteo is out there: http://purl.org/ns/meteo. I have no idea how well-used it is.
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  • 161
2 votes

U.S. federal government data fetchable via SPARQL?

your best bet is to search specific data sites that you want to get the data from...i went to healthdata.gov and found this guy: http://healthdata.gov/cqld although their query point throws a 404 OKFN ...
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  • 11.8k

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