Questions tagged [ontology]

For questions related to ontologies or vocabularies that describe types, properties, and interrelationships of entities in a particular domain.

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Does it make sense to restrict the meaning of an external entity for our purposes?

We create a standard for a data exchange format in form of an RDF graph. We would like to re-use existing class entities of external ontologies that fit our needs – except that they are too general ...
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Meta collection or database of structured vocabularies

A short question; does a meta aggregation or collection of ontologies and structured vocabularies which exist out there, each single ones being ready to be used as linked data? (ideally with links to ...
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How to know which are required and recommended linked data properties to use from schema.org

On this page, https://developers.google.com/search/docs/guides/sd-policies#completeness we can read: Specify all required properties for your rich result type. Items that are missing required ...
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Is there an open standard for recording pieces of media?

‘Social cataloguing’ sites like Goodreads/Letterboxd/etc. allow users to record the media they read/watch/etc., usually with dates, reviews, etc. and social elements. This can also extend beyond media ...
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DOID , SYMP Ontology Sparql Queries

I need to extract the list of diseases, categories, bodyparts and symptoms. I've found several ontologies for that datasets. Disease ontology, symptom ontology, Bioportal and Wikipedia. But I don't ...
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How to get List of all diseases , categories , causes and symptoms?

I am looking for a medical dataset. I Need a list of all diseases, symptoms, categories, causes, body part relations. I don't know how to get it. Actually I've found some semantic sources like DO ...
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What would be the best ontology evaluation tool to use to analyse and evaluate the Computer Science Ontology (CSO)?

A tool that can assess the effectiveness of the Computer Science Ontology (CSO) in the best possible way, by assessing metrics such as accuracy, completeness, conciseness, consistency, expressiveness ...
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3 votes
1 answer
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designing a vocabulary / ontology where classes have fixed constraints

Let's say that I have a class called "Event". Inside of this class there is a property called chanceOfSuccess which has the type QuantitativeValue. QuantitativeValue is a class that has min, max, and ...
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RDF schemas, ontologies for software libraries?

Are there RDF schemas, ontologies for software libraries? Let's say I'm a Lisp programmer familiar with quicklisp. Or I'm a C programmer using numerical packages. Or a MS programmer using DLLs. Has ...
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What is the hypernym field in DBpedia?

I saw that there is a field http://purl.org/linguistics/gold/hypernym in DBpedia. For instance consider the DBpedia page http://dbpedia.org/page/Humanities. The http://purl.org/linguistics/gold/...
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Ontology for theme of a text

I'm looking for an ontology that describes the theme of a text (eg. "finance", "leisure"). A text can have multiple themes. Preferably the ontology would also have room to store a match percentage: { ...
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How to identify general medical terms using Wikipedia/DBpedia/WikiData

Given a list of medical terms, I want to identify and remove the general (less granular) terms. For example consider the below mentioned word list: - kartagener s syndrome - disease treatment - ...
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2 votes
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How to identify general terms using LOD?

I want to identify general medical terms such as human, patient, hospitals, drugs using LOD (e.g., wikipedia, dbpedia, wikidata etc.). In other words I am referring to medical terms that are less ...
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Ontology for QoS, i.e. download/upload speed, throughput

There are lots of papers, but don't publish their actual ontology, only give you figures/graphs (i.e. QoSOnt, OWL-QoS). Is there a properly hosted ontology with an actual owl file and namespace ...
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1 answer
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Industries which maintain their own versions of common data?

We have a product for the Australian mortgage brokers which is a centralised database of all lender/bank loan products. We do this because every large broker group must update their own version of the ...
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1 answer
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Ontologies on the notarial domain

I am completely new to ontologies and have been doing some research on representing notarial deeds in the historical domain (ie: old acts) using ontologies and RDF to create a knowledge graph. I am ...
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2 votes
2 answers
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Dataset of Luna and Emperor Moths

To implement a classifier, I require labeled data. The features I require in the dataset are the mass of the moths and wingspan. Additional features antenna size and wing color(s) would also be useful....
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2 votes
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Publicly available example ontologies for financial and political domain

I'm doing a research project and I have trouble finding suitable ontologies for financial and political domains. Political domain means any kind of political ontology regarding any country. Can anyone ...
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Is there any available dataset describing types of sensors (ideally using SSNO)?

I am developing an application that tries to predict what type of sensors would be needed in a working environment to achieve certain goals. In order to function, this application needs to know (A) ...
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1 answer
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How to extract DBpedia infomation

I wrote a python programme to extract the DBpedia links for a given document using DBpedia Spotlight. Now I am interested in getting the skos:broader property and dcterms:subject property for each ...
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1 answer
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How to build a concept hierarchy using LOD?

I am interested in building a concept hierarchy using the given Computer Science related concepts. For an example we can consider 'support vector machine', whether the parent category would be '...
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3 votes
1 answer
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YAGO entity details

I recently came across an article where they have mentioned that YAGO has more entities than DBpedia. It also mentions that "Recently, a new version of YAGO has been released, which also accounts for ...
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2 votes
0 answers
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How to use DBpedia to identify the topics

In the paper "Discovering Relevant Topics using DBPedia providing non-obvious recommendations" they have used skos:broader property and dcterms:subject property. In my task given the word I want to ...
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What limitations, if any, are there on what kind of concepts can be declared using RDF?

I wanted to ask about limitations on the "concepts" that can be defined using RDF or OWL. Some concepts such as the economic term "inflation" or the concept "overwork" (as when someone works too much) ...
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2 votes
3 answers
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API to use Klink-2 Computer Science Ontology (CSO)

I came across this interesting paper that make use of the Klink-2 Computer Science Ontology (CSO): Automatic Classification of Springer Nature Proceedings with Smart Topic Miner Where can I find an ...
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3 votes
1 answer
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Soccer league and team hierarchical metadata

I'm looking for hierarchical metadata for soccer leagues and teams. I'm looking for any region or country (although Switzerland would be the first choice). There are many league or association website,...
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3 votes
1 answer
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Ontological Database of Objects

I am searching for a Database containing a hierarchical Ontology of most objects. For example, an Apple is a special type of an edible Fruit, which is a special type of Fruit. A Fruit is a physical ...
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9 votes
2 answers
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Wikidata get property of property

This question is related to this. We have the following query: SELECT DISTINCT ?item ?itemLabel ?AuthorLabel ?year WHERE { ?item wdt:P166 wd:Q255032. ?item wdt:P50 ?Author . ?item wdt:P577 ...
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4 votes
1 answer
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Which RDF predicates to use to annotate: fileX "has hash" 01ABCF "of type" sha256 "downloaded from site" http://url/to/page?

Which predicates to use: (let's use Turtle syntax) @prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> . @prefix file: <http://domain.I.own/my_rdf_space_for_file_ids/> . @prefix q?...
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2 votes
1 answer
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Are there relationships between Knowledge Management and Ontologies?

I'm working on a research project to develop an ontology for wetlands in PROTEGE, but I have doubts about the relationship between ontologies and knowledge management, I understand that ontologies are ...
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1 vote
1 answer
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Modeling Stakeholder relationships in ontologies

First: I hope I am in the correct place of StackExchange to ask Ontology related questions. I want to model relationships between agents and projects. There fore i have objectProperties of the kind: ...
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2 votes
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Is there a vocabulary for linking machine data on the shopfloor?

I've got a gateway that reads machine data on the shopfloor, e.g. running hours notifications ("low oil pressure",...) temperatures inside machine The gateway should publish this data in JSON-LD. ...
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13 votes
2 answers
263 views

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

I'm in the process of constructing a DCAT catalogue and we want to show how each dataset conforms to the 5-star open data rating scheme. I assumed that someone would have coined URIs for each rating ...
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1 vote
3 answers
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Ontology with concepts about many domains (transport, environment, engineering, …)

I am looking for an ontology or a controlled vocabulary which contains concepts about many domains such as transport, environment, engineering. Is there such a vocabulary available?
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2 votes
2 answers
77 views

Web services access to OSHA regulations

Data is available for OSHA compliance but are the regulations themselves available through web services? Is there an ontology for OSHA regulations? If not, would the DOL be interested in developing ...
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4 votes
1 answer
394 views

Is the Ontology of the Semantic Web dead? [closed]

Is the Ontology of the Semantic Web dead? I am developing a work plan for my thesis about "a knowledge base through a set ontology for interest groups around wetlands." I have been researching and ...
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4 votes
1 answer
219 views

Are there any dataset for psychology

I am looking for a triple RDF dataset or vocabulary for a psychology website I am developing. I have a large XML schema database and am looking to translate this database to one RDF serialization ...
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4 votes
1 answer
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how to get semantic ontology of words related to technology

I would like to get some semantic ontology of words related to technology. Is there a way or a place I can get these kind of informations ?
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5 votes
2 answers
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Where can I find an ontology for “project”?

I am looking for an ontology that can describe the concept "project". For example: the type of the project (new project, improvement, translate) industries involved in the project (mobile application,...
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6 votes
4 answers
380 views

Is there a vocabulary for linking weather data?

I've got a weather station and want to publish the data in JSON-LD. For the context file I'm searching for a vocubulary to express the weather data. Is there already a vocabulary or 'setup' for ...
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8 votes
1 answer
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Which namespace should be used for an open vocabulary published by a private organization?

If you want to contribute a Vocabulary to the LOD community but work for a (commercial) company, the question arises within which (DNS) domain you define the vocabulary/ ontology namespace URI/ IRI? ...
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