7 votes
Accepted

Wikidata get property of property

The point in time property of the award received is what Wikidata calls a qualifier: Along with sources and ranks, qualifiers allow statements to be expanded on, annotated, or contextualized beyond ...
user avatar
  • 5,807
6 votes
Accepted

Ontological Database of Objects

...but extracting the hierarchical information is non-trivial. DBpedia T-Box dump is available to download as a separate file from this page. Wikidata classes and properties dumps are available to ...
user avatar
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/...
user avatar
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 ...
user avatar
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
user avatar
5 votes

designing a vocabulary / ontology where classes have fixed constraints

Based on my research into this topic there appears to be two reasonable solutions. Perhaps one solution is more reasonable then the other. One key is to recognize that constraints exist as a concept ...
user avatar
4 votes

Where can I find an ontology for “project”?

DOAP - Description of a Project. still alive, now on github https://github.com/edumbill/doap/wiki
user avatar
  • 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.
user avatar
  • 5,807
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 ...
user avatar
  • 566
3 votes

Wikidata get property of property

You're trying to access qualifiers, that is statements on statements, all the doc you need is here: https://www.wikidata.org/wiki/Wikidata:SPARQL_query_service/queries#Working_with_qualifiers
user avatar
  • 256
3 votes

Ontology with concepts about many domains (transport, environment, engineering, …)

The open directory project DMOZ is probably too shallow for scientific use, but maybe appropriate to get a "average Joe" perspective on concepts visible in such topics as Science/Environment Science/...
user avatar
  • 2,784
3 votes

Ontology with concepts about many domains (transport, environment, engineering, …)

There are several "common" ontologies published for Open Data. Here are some: Linked Open Vocabulary (LOV): http://lov.okfn.org/dataset/lov/ Linked Open Data (LOD) : http://linkeddata.org/ We (...
user avatar
3 votes

Is the Ontology of the Semantic Web dead?

I wouldn't say 'dead'. There might be less dicussion of it, as people consider things to be stable enough that there are useful products that it's less hyped. I'd personally advise against making a ...
user avatar
  • 4,485
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 ...
user avatar
2 votes

Where can I find an ontology for “project”?

A list of ontologies used in Linked Open Data using project can be found here https://lov.linkeddata.es/dataset/lov/terms?q=project
user avatar
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.
user avatar
  • 161
2 votes

Web services access to OSHA regulations

At this point, OSHA's regulations are not available through web services. I'll share this suggestion internally with my colleagues in OSHA for consideration.
user avatar
2 votes

Are there relationships between Knowledge Management and Ontologies?

There are a lot of different definitions of "ontology" out there. In my opinion this here is highly relevant in practice: An ontology is a formal, explicit specification of a shared ...
user avatar
  • 488
2 votes

API to use Klink-2 Computer Science Ontology (CSO)

https://gist.github.com/VladimirAlexiev/fafdcb258d067cfed272664d6ae5d982 describes 6 datasets of Science Classification. Will keep it up to date as we progress. One of them is CSO, which is now ...
user avatar
2 votes
Accepted

API to use Klink-2 Computer Science Ontology (CSO)

It is unlikely that the entire Klink-2 Computer Science Ontology is openly available online. The authors decide to monetize their research creating Rexplore. It seems that the generated CSO ontology ...
user avatar
2 votes
Accepted

Soccer league and team hierarchical metadata

Schema.org has some decent categories, split between "Sports Organization" and "Sports Team". Also useful is "Sports Vocabulary" (PDF). Another Q/A here, as a reference: Schema.org - Correct way to ...
user avatar
  • 17.2k
2 votes
Accepted

How to build a concept hierarchy using LOD?

Possible answers were listed in your previous questions. Perhaps some upper ontologies contain what you need. Another possible source is Wikidata. For example, this is SVM's page on Wikidata. As you ...
user avatar
2 votes

How to identify general terms using LOD?

There is no global "LOD hierarhy" of terms. There are various ontologies and knowledge bases, and each has its own idea of the world. I'd use Wikidata items for the the terms that you've mentioned. ...
user avatar
2 votes
Accepted

What is the hypernym field in DBpedia?

<http://purl.org/linguistics/gold/hypernym> is a property from the GOLD linguistic ontology. See http://linguistics-ontology.org/gold/hypernym.
user avatar
1 vote

Dataset of Luna and Emperor Moths

The Encyclopedia of Life includes a database called TraitBank that includes some of these quantitative traits. For example, the entry for Luna Moth has a wingspan entry but unfortunately no mass. EOL ...
user avatar
  • 141
1 vote

Dataset of Luna and Emperor Moths

As you are looking for open data you may not get all that you desire and this species of moth appears to be found only in the USA, so you should be looking for websites recording species in the USA. ...
user avatar
  • 369
1 vote
Accepted

How to extract DBpedia infomation

Here below I'm using examples from comments to your previous question. Linked Data Fragments For simple queries, you could use Linked Data Fragments: Query 1 Query 2 Add Accept: application/json ...
user avatar
1 vote
Accepted

YAGO entity details

YAGO Demo page lists two possible ways: Explore YAGO with our graph browser (YAGO3) Explore YAGO with our ontology browser (YAGO2) You can find what you need using query builder. There also ...
user avatar
1 vote

API to use Klink-2 Computer Science Ontology (CSO)

The Computer Science Ontology (CSO) is freely available at http://cso.kmi.open.ac.uk/ since 2018, and it can be downloaded in a variety of formats. You can also subscribe to the site and give your ...
user avatar
1 vote

Which RDF predicates to use to annotate: fileX "has hash" 01ABCF "of type" sha256 "downloaded from site" http://url/to/page?

Use Wikipedia urls to identify the hash type. (That's 5 star out of the box) For your other questions use Linked Open Vocabularies. If that fails, use your own URLs (5 star please) and if you later ...
user avatar
  • 488

Only top scored, non community-wiki answers of a minimum length are eligible