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OptiqueVQS: A visual query system over ontologies for industry

Ahmet Soylu, Evgeny Kharlamov, Dmitriy Zheleznyakov, Ernesto Jimenez-Ruiz, Martin Giese, Martin G. Skjæveland, Dag Hovland, Rudolf Schlatte, Sebastian Brandt, Hallstein Lie, Ian Horrocks, Freddy Lecue
2018 Semantic Web Journal  
We evaluated OptiqueVQS with both domain experts and casual users and qualitatively compared our system against prominent visual systems for ontology-driven query formulation and exploration of semantic  ...  OptiqueVQS implements a number of unique techniques distinguishing it from analogous query formulation systems.  ...  as SPARQL-with query formulation tools for expressing their information needs over ontologies.  ... 
doi:10.3233/sw-180293 fatcat:sia3vkdo2bgmxmpifkoogifqdu

OptiqueVQS

Ahmet Soylu, Martin Giese, Ernesto Jimenez-Ruiz, Evgeny Kharlamov, Dmitry Zheleznyakov, Ian Horrocks
2013 Proceedings of the Fifth International Conference on Management of Emergent Digital EcoSystems - MEDES '13  
In this paper, we specifically focus on end-user visual query formulation, demonstrate our preliminary ontology-based visual query system (i.e., interface), and discuss initial insights for alleviating  ...  A recent EU project, named Optique, with a strong industrial perspective, strives to enable scalable end-user access to Big Data.  ...  In this paper, we specifically focus on enduser visual query formulation, demonstrate our preliminary ontology-based visual query system OptiqueVQS (i.e., interface) over a Statoil use case, and discuss  ... 
doi:10.1145/2536146.2536149 dblp:conf/medes/SoyluGJKZH13 fatcat:spyaxc4fwrexjejxmj36tsg5uy

Experiencing OptiqueVQS: a multi-paradigm and ontology-based visual query system for end users

Ahmet Soylu, Martin Giese, Ernesto Jimenez-Ruiz, Guillermo Vega-Gorgojo, Ian Horrocks
2015 Universal Access in the Information Society  
To this end, this article introduces a novel ontology-based visual query system, named OptiqueVQS, for end users.  ...  Keywords Visual query formulation · visual query systems · ontology-based data access · data retrieval Introduction A tremendous amount of data is being generated every day both on the Web and in public  ...  Visual Query Systems Visual query formulation based on ontologies is indeed a multi-front endeavour situated on a set of interrelated research challenges, such as ontology-driven information systems (more  ... 
doi:10.1007/s10209-015-0404-5 fatcat:5zklgece7zcl3f7624gdt3oxdi

Querying industrial stream-temporal data: An ontology-based visual approach1

Ahmet Soylu, Martin Giese, Rudolf Schlatte, Ernesto Jimenez-Ruiz, Evgeny Kharlamov, Özgür Özçep, Christian Neuenstadt, Sebastian Brandt, Antonis Bikakis, Thanos G. Stavropoulos, Georgios Meditskos
2017 Journal of Ambient Intelligence and Smart Environments  
To this end, this article reports an ontology-based visual query system (VQS), namely OptiqueVQS, how it is extended for a stream-temporal query language called STARQL, a user experiment with the domain  ...  experts at Siemens AG, and STARQL's query answering performance over a proof of concept implementation for PostgreSQL.  ...  Therefore, ontology-based visual query formulation would not be a pragmatic solution for industry without technologies for ontology-based data access over relational databases.  ... 
doi:10.3233/ais-160415 fatcat:4lscdqnu7jgexdg444kdajfywq

Making Complex Ontologies End User Accessible via Ontology Projections [chapter]

Ahmet Soylu, Evgeny Kharlamov
2018 Lecture Notes in Computer Science  
To this end, in this short paper, we describe an approach to project OWL 2 ontologies into graphs and show how to leverage this approach in practical systems for visual query formulation and faceted search  ...  Ontologies are a powerful mechanism to structure domains of interest. They have successfully been applied in medical domain, industry and other important areas.  ...  Both interfaces support tree-shaped conjunctive queries. OptiqueVQS (see Figure 1 ) is a visual query system.  ... 
doi:10.1007/978-3-030-04284-4_20 fatcat:eefzmkhabrerjaejknvwttdbla

Towards Exploiting Query History for Adaptive Ontology-Based Visual Query Formulation [chapter]

Ahmet Soylu, Martin Giese, Ernesto Jimenez-Ruiz, Evgeny Kharlamov, Dmitriy Zheleznyakov, Ian Horrocks
2014 Communications in Computer and Information Science  
Grounded on real industrial use cases, we recently proposed an ontology-based visual query system for SPARQL, named OptiqueVQS.  ...  Ontology-based visual query systems employ ontologies and visual representations to depict the domain of interest and queries, and are promising to enable end users without any technical background to  ...  In this context, we have recently introduced an ontology-based visual query system (VQS ) for end users, named OptiqueVQS [4, 5] .  ... 
doi:10.1007/978-3-319-13674-5_11 fatcat:rcqrr6khcbarnhhyu4fkhfk4ne

Qualifying Ontology-Based Visual Query Formulation [chapter]

Ahmet Soylu, Martin Giese
2015 Advances in Intelligent Systems and Computing  
the design and development of successor visual query systems.  ...  This paper elaborates on ontology-based end-user visual query formulation, particularly for users who otherwise cannot/do not desire to use formal textual query languages to retrieve data due to the lack  ...  [21, 33] ) enable in-place access to relational data over ontologies (e.g., [25] ), and hence raise ontology-based visual query formulation as a viable and promising approach for querying a variety  ... 
doi:10.1007/978-3-319-26154-6_19 fatcat:uxuu4cbq7jb25nrve3opknbx6q

On Enhancing Visual Query Building over KGs Using Query Logs [chapter]

Vidar Klungre, Ahmet Soylu, Martin Giese, Arild Waaler, Evgeny Kharlamov
2018 Lecture Notes in Computer Science  
In this work we present a visual query system that allows users to explore KGs by intuitively constructing tree-shaped conjunctive queries.  ...  over a given KG.  ...  An important challange for visual query systems applied in the context of KGs is information overload [24, 14] : a number of options for query construction that a visual query system offers to a user  ... 
doi:10.1007/978-3-030-04284-4_6 fatcat:mne7s6r6xvcidjvlzd5zvxvmqq

Navigating OWL 2 Ontologies Through Graph Projection [chapter]

Ahmet Soylu, Evgeny Kharlamov
2019 Communications in Computer and Information Science  
The approach has been implemented in two tools, one for visual query formulation and one for faceted search, and evaluated under different use cases.  ...  Ontologies are powerful, yet often complex, assets for representing, exchanging, and reasoning over data. Particularly, OWL 2 ontologies have been key for constructing semantic knowledge graphs.  ...  Both interfaces support tree-shaped conjunctive queries. OptiqueVQS (see Fig. 1 ) is a visual query system.  ... 
doi:10.1007/978-3-030-14401-2_10 fatcat:4ybzbidqnneyjpobjawdkwdpbm

A semantic approach to polystores

E. Kharlamov, T. Mailis, K. Bereta, D. Bilidas, S. Brandt, E. Jimenez-Ruiz, S. Lamparter, C. Neuenstadt, O. Ozcep, A. Soylu, C. Svingos, G. Xiao (+8 others)
2016 2016 IEEE International Conference on Big Data (Big Data)  
In the database community Polystores is an emerging and promising approach for data federation that aims at designing a unified querying layer over multiple data models.  ...  In the Semantic Web community a similar in spirit approach of Ontology-Based Data Access (OBDA) has been recently proposed, attracted a lot of attention, and proved its success in several industrial scenarios  ...  Section IV presents the visual components of the OPTIQUE platform. OPTIQUEVQS is a visual query formulation system that allows domain experts to formulate and pose queries.  ... 
doi:10.1109/bigdata.2016.7840898 dblp:conf/bigdataconf/KharlamovMBBBJL16 fatcat:qoo6qitn4nf6jiqwltr7ehqj3a

Semantic access to streaming and static data at Siemens

Evgeny Kharlamov, Theofilos Mailis, Gulnar Mehdi, Christian Neuenstadt, Özgür Özçep, Mikhail Roshchin, Nina Solomakhina, Ahmet Soylu, Christoforos Svingos, Sebastian Brandt, Martin Giese, Yannis Ioannidis (+4 others)
2017 Journal of Web Semantics  
The platform is based on a number of novel techniques and components including a deployment module, BootOX for ontology and mapping bootstrapping, a query language STARQL that allows for a uniform querying  ...  of both streaming and static data, a highly optimised backend, ExaStream, for processing such data, and a query formulation interface, OptiqueVQS, that allows to formulate STARQL queries without prior  ...  Visual query formulation with OptiqueVQS The Optique platform allows domain experts to formulate and pose queries via a visual query formulation system, called Op-tiqueVQS [62] [63] [64] [65] [66] [67  ... 
doi:10.1016/j.websem.2017.02.001 fatcat:vbyec4wq3rc5nntgpp35bc4fwa

A Preliminary Approach on Ontology-Based Visual Query Formulation for Big Data [chapter]

Ahmet Soylu, Martin G. Skjæveland, Martin Giese, Ian Horrocks, Ernesto Jimenez-Ruiz, Evgeny Kharlamov, Dmitriy Zheleznyakov
2013 Communications in Computer and Information Science  
In this paper, we specifically present the preliminary design and development of our ontology-based visual query system and discuss directions for addressing the Big Data effect.  ...  Data access in an enterprise setting is a determining factor for the potential of value creation processes such as sense-making, decision making, and intelligence analysis.  ...  We have implemented a preliminary visual query system, OptiqueVQS, 5 which is depicted in Fig. 3 . The OptiqueVQS is initially composed of three widgets.  ... 
doi:10.1007/978-3-319-03437-9_21 fatcat:euhhdafkhvbq5bhf2qqoqoxiye

Ontology Based Data Access in Statoil

Evgeny Kharlamov, Dag Hovland, Martin G. Skjæveland, Dimitris Bilidas, Ernesto Jiménez-Ruiz, Guohui Xiao, Ahmet Soylu, Davide Lanti, Martin Rezk, Dmitriy Zheleznyakov, Martin Giese, Hallstein Lie (+4 others)
2017 Journal of Web Semantics  
of translating ontological queries into data queries and their execution over either a single DB of federated DBs; and a query formulation module to support query construction for engineers with a limited  ...  Despite a lot of attention from the research community, there are still few instances of real world industrial use of OBDA systems.  ...  This work was partially funded by the EU project Optique (FP7-ICT-318338), the EPSRC projects MaSI 3 , DBOnto, ED 3 , the BIGMED project (IKT 259055), and the SIRIUS Centre for Scalable Data Access (Research  ... 
doi:10.1016/j.websem.2017.05.005 fatcat:ghpdmsaoizc6bgly4cuyxljvq4

Ontology Based Data Access in Statoil

Evgeny Kharlamov, Dimitris Bilidas, Dag Hovland, Ernesto Jimenez-Ruiz, Davide Lanti, Hallstein Lie, Martin Rezk, Martin G. Skjjveland, Ahmet Soylu, Guohui Xiao, Dimitriy Zheleznyakov, Martin Giese (+4 others)
2017 Social Science Research Network  
of translating ontological queries into data queries and their execution over either a single DB of federated DBs; and a query formulation module to support query construction for engineers with a limited  ...  Despite a lot of attention from the research community, there are still few instances of real world industrial use of OBDA systems.  ...  This work was partially funded by the EU project Optique (FP7-ICT-318338), the EPSRC projects MaSI 3 , DBOnto, ED 3 , the BIGMED project (IKT 259055), and the SIRIUS Centre for Scalable Data Access (Research  ... 
doi:10.2139/ssrn.3199136 fatcat:l23bxm5dgrcolfr4p43cs6efre

Virtual Knowledge Graphs: An Overview of Systems and Use Cases

Guohui Xiao, Linfang Ding, Benjamin Cogrel, Diego Calvanese
2019 Data Intelligence  
In this paper, we present the virtual knowledge graph (VKG) paradigm for data integration and access, also known in the literature as Ontology-based Data Access.  ...  Integrating data and providing a convenient access to them are work-intensive, expensive but essential activities, as it is critical for organizations to be data-driven to stay competitive.  ...  For example, OptiqueVQS [50] is a visual SPARQL query interface that exploits the ontology and samples the data to allow users to build SPARQL queries in a graphical way.  ... 
doi:10.1162/dint_a_00011 fatcat:dogtoffhbncx7lxxagytwlxz2u
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