semantic-web

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Association Rule Mining on a FOAF dataset of social networks

I am working on a project called \"association rule discovery from social network data: Introducing Data Mining to the Semantic Web\". Can anyone suggest a good source for an algorithm (and its code.[详细]

2023-02-26 03:11 分类：问答
SPARQL Select two columns

I\'m new to SPARQL and I\'m trying to select two or more data properties f开发者_如何学Pythonrom entity.[详细]

2023-02-26 00:01 分类：问答
Protege - Specifying primary key and foregin key for RDF file

Using protege, I am cr开发者_高级运维eating RDF file. Now I want to know to how to specify an slot is an primary and foreign keys to the given classes? Thanks in advanceFor a primary key you have to h[详细]

2023-02-25 06:35 分类：问答
How to extract RDF triples from XML file using an existing ontology?

I am trying to extract RDF triples from XML files by using an existing开发者_开发技巧 ontology. I am using Java, and can use XPath to extract data from XML and Jena to read and write RDF documents and[详细]

2023-02-25 03:04 分类：问答
Ontology similar to PeriodicTable for integrated search

I am developing an application that queries PeriodicTable ontology. Is 开发者_如何学Gothere some other ontology similar to this that can be queried with it? Basically, I am in search of ontology that[详细]

2023-02-24 09:22 分类：问答
ontology on the semantic web, database on syntactic web

can anyone tell me what commonalities and diffrences are between an ontology on the semantic web and a database on the syntac开发者_StackOverflowtic web?By going to answers.semanticweb.com you could l[详细]

2023-02-23 18:05 分类：问答
Is there a Java open source library for managing a NISO/ANSI Z39.19 controlled vocabulary in XML or SKOS format?

I need a Java library to parse thesauri files which adhere to the NISO/ANSI Z39.19 standard XML or SKOS format. Parsing these files and creating associated classes to represent the data doesn\'t seem[详细]

2023-02-23 14:05 分类：问答
MicroData Headaches, Nesting, and Mixed up info

I understand the majority of this topic and how to nest something like address vocabulary in person vocabulary.[详细]

2023-02-22 06:57 分类：问答
What is the purpose of SWRL rules?

Can anybody explain the purpose of SWRL rules. As far as I have understood, SWRL rules are same as stored procedures in SQL. I have made a few rules, but don\'t know how to utilize them in my applicat[详细]

2023-02-19 17:19 分类：问答
R: Data structure for a ontology and web extraction

I want to extrac开发者_运维知识库t information from a large website and generate an ontology. Something that can be processed with description logic.[详细]

2023-02-18 05:45 分类：问答