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I have a specific situation where I need to automatically generate SPARQL queries based on the...
For a projet i have to use apach jena as an API and Blazegraph as a triple store, but i have...
I have an application wherein I used SPIN constructors as a means to implement...
I am researcher in computer science (information system dept) my thesis title "semantical...
When we query LOD Cloud datasets (using SPARQL queries), we could face connection or server...
I'm to trying to execute a set of SPARQL queries on http://lod.openlinksw.com/sparql from my Java...
I have already found a way to infer the contents of the triple store using Openllet reasoner and...
this is my query: PREFIX kg: <http://somecompany.com/KnowledgeGraph/Property/> SELECT ?dish...
I am currently working on a project where there is an initial .owl file that contains the base...
I've got a project to my studies about owl. I need to extract datas from excel file and need to...
I have to execute about say 2000 sparql queries at once. I am currently executing the queries one...
I want to read from a file then write it in a RDF/XML model in another file using java, I've done...
I have an ontology in OWL or RDF/XML format, say Dublin Core Terms, for example, but online and not...
I am trying to run (an external project) code that uses Jena. Here is what I did: downloaded...
How do I create a query that just returns asserted individuals, not blank nodes (anonymous...
The error I get when I change list1[0] to list1[1]: I am doing a progam that prints from a file...
In apache jena website, i find many configration demo for chinese words adapt lucene.But i don't...
I am using Jena for developing an ontology whose base prefix we assume to be PREFIX example:...
In my application , I am trying to update the content of an ontology already present in TDB. Before...
I'am new on Jena. I followed the starting tutorial here:...
I'm need to write a query to check if a determined Point is inside a Polygon. I'm trying to use...
I want to get the Job ID passed as parameter and check the id with the id in the owl file and then,...
I am using an owl file as an input and doing a SPARQL query in a servlet page. Model modelFile =...
I am a newbie of Jena, I am now using Jean to constuct some interesting user graphs, including...
I'm doing a small exercise on sparql. Using Dbpedia Endpoint, I need to count number of...
I have a query I want to write that looks like this... PREFIX ma:...
My objective to create an ontology and get all the input values from the code to the owl file as...
I use fuseki server to query and update my RDF data , there are any methode do save those...
I have 2 jsp pages. In the index page I am selecting a dropdown value and passing the selected...
Any ideas on how to save the results of this SPARQL query into a TURTLE format? PREFIX rdfs:...