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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  
We advocate Ontology Based Data Access (OBDA) as a suitable Semantic Web driven technology to address the challenge.  ...  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  ...  Acknowledgements This work was partially funded by the EU project Optique (FP7-ICT-318338), and the EPSRC projects MaSI 3 (EP/K00607X/1), DBOnto (EP/L012138/1), ED 3 (EP/N014359/1).  ... 
doi:10.1016/j.websem.2017.02.001 fatcat:vbyec4wq3rc5nntgpp35bc4fwa

Ontology-Based Integration of Streaming and Static Relational Data with Optique

Evgeny Kharlamov, Christoforos Svingos, Dmitriy Zheleznyakov, Ian Horrocks, Yannis Ioannidis, Ralf Moeller, Sebastian Brandt, Ernesto Jimenez-Ruiz, Yannis Kotidis, Steffen Lamparter, Theofilos Mailis, Christian Neuenstadt (+2 others)
2016 Proceedings of the 2016 International Conference on Management of Data - SIGMOD '16  
Real-time processing of data coming from multiple heterogeneous data streams and static databases is a typical task in many industrial scenarios such as diagnostics of large machines.  ...  In a nutshell, OP-TIQUE allows complex diagnostic tasks to be expressed with just a few high-level semantic queries.  ...  , DBonto, and MaSI 3 .  ... 
doi:10.1145/2882903.2899385 dblp:conf/sigmod/KharlamovBJKLMN16 fatcat:r5hcgvmrurbe7a6rxjenrcn4xq

Towards Analytics Aware Ontology Based Access to Static and Streaming Data (Extended Version) [article]

Evgeny Kharlamov, Yannis Kotidis, Theofilos Mailis, Christian Neuenstadt, Charalampos Nikolaou, Özgür Özcep, Christoforos Svingos, Dmitriy Zheleznyakov, Sebastian Brandt, Ian Horrocks, Yannis Ioannidis, Steffen Lamparter, Ralf Möller
2016 arXiv   pre-print
Moreover, we develop query optimisation techniques that allow to efficiently process analytical tasks over static and streaming data.  ...  Real-time analytics that requires integration and aggregation of heterogeneous and distributed streaming and static data is a typical task in many industrial scenarios such as diagnostics of turbines in  ...  A typical scenario that requires both analytics and access to static and streaming data is diagnostics and monitoring of turbines in Siemens.  ... 
arXiv:1607.05351v2 fatcat:3vfhmj4tabddtptampyd2riv7q

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  ...  This task can be expressed in STARQL over the Siemens ontology [12] as in Listing 1 and it requires to combine streaming and static data.  ... 
doi:10.1109/bigdata.2016.7840898 dblp:conf/bigdataconf/KharlamovMBBBJL16 fatcat:qoo6qitn4nf6jiqwltr7ehqj3a

How Semantic Technologies Can Enhance Data Access at Siemens Energy [chapter]

Evgeny Kharlamov, Nina Solomakhina, Özgür Lütfü Özçep, Dmitriy Zheleznyakov, Thomas Hubauer, Steffen Lamparter, Mikhail Roshchin, Ahmet Soylu, Stuart Watson
2014 Lecture Notes in Computer Science  
We advocate for Ontology Based Data Access (OBDA) as a suitable Semantic Web driven technology to address the challenge.  ...  We present a description and analysis of the data access challenge in the Siemens Energy.  ...  To this end, in Section 2 we analyse reactive and predictive diagnostics at Siemens and derive five Siemens direct data access requirements.  ... 
doi:10.1007/978-3-319-11964-9_38 fatcat:fzkk5pwsjzd25jcicvlvlgg7ae

Optique: OBDA Solution for Big Data [chapter]

D. Calvanese, Martin Giese, Peter Haase, Ian Horrocks, T. Hubauer, Y. Ioannidis, Ernesto Jiménez-Ruiz, E. Kharlamov, H. Kllapi, J. Klüwer, Manolis Koubarakis, S. Lamparter (+11 others)
2013 Lecture Notes in Computer Science  
The project aims at solutions that reduce the cost of data access dramatically.  ...  Additionally, they are not static artefacts and should evolve according to the new end-users' information requirements.  ...  The project aims at solutions that reduce the cost of data access dramatically.  ... 
doi:10.1007/978-3-642-41242-4_48 fatcat:eaybvwjdcvbgrifpq3xpmhs2tm

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  
experts at Siemens AG, and STARQL's query answering performance over a proof of concept implementation for PostgreSQL.  ...  An increasing number of sensors are being deployed in business-critical environments, systems, and equipment; and stream a vast amount of data.  ...  Domain experts at Siemens have used OptiqueVQS for querying streaming sensor data with high efficiency and effectiveness.  ... 
doi:10.3233/ais-160415 fatcat:4lscdqnu7jgexdg444kdajfywq

Ontology–based access to temporal data with Ontop: A framework proposal

Elem Güzel Kalayci, Sebastian Brandt, Diego Calvanese, Vladislav Ryzhikov, Guohui Xiao, Michael Zakharyaschev
2019 International Journal of Applied Mathematics and Computer Science  
For instance, service engineers at Siemens diagnostic centres unveil hidden knowledge in huge amounts of historical sensor data and use it to improve the predictive systems analysing live data.  ...  However, classical OBDA systems do not support access to temporal data and reasoning over it. To address this issue, we propose a framework for temporal OBDA.  ...  This article is an extended and revised version of a paper that was published in the proceedings of the Workshop on Novel Techniques for Integrating Big Data (BigNovelTI 2017), co-located with the 21st  ... 
doi:10.2478/amcs-2019-0002 fatcat:oirwc33cnrcf3f3ba4fqzyiqki

Optique: Towards OBDA Systems for Industry [chapter]

Evgeny Kharlamov, Ernesto Jiménez-Ruiz, Dmitriy Zheleznyakov, Dimitris Bilidas, Martin Giese, Peter Haase, Ian Horrocks, Herald Kllapi, Manolis Koubarakis, Özgür Özçep, Mariano Rodríguez-Muro, Riccardo Rosati (+4 others)
2013 Lecture Notes in Computer Science  
The recently started EU FP7-funded project Optique will develop an end-to-end OBDA system providing scalable end-user access to industrial Big Data stores.  ...  We are thankful to D. Calvanese, T. Hubauer, M. Meier, R. Möller, M. Roshchin, and D. Fabio Savo for insightful discussions. The authors are supported by the EU project Optique (FP7-IP-318338).  ...  -The data and resource layer consists of the data sources that the system provides access to, i.e., relational, semistructured, temporal databases and data streams.  ... 
doi:10.1007/978-3-642-41242-4_11 fatcat:axcmbjydbzfnth7f4gzl22dpky

Ontology Based Data Access on Temporal and Streaming Data [chapter]

Özgür Lütfü Özçep, Ralf Möller
2014 Lecture Notes in Computer Science  
it can be used within the OBDA paradigm (Ontology Based Data Access in the classical sense) and within the ABDEO paradigm (Accessing Big Data over Expressive Ontologies).  ...  Though processing time-dependent data has been investigated for a long time, the research on temporal and especially stream reasoning over linked open data and ontologies is reaching its high point these  ...  Ontology Based Data Access Ever since its introduction, Ontology Based data Access (OBDA) has become a widely accepted research topic in different areas such as the semantic web, database theory, and the  ... 
doi:10.1007/978-3-319-10587-1_7 fatcat:hxxseki2izf7ndwrrnpfzwvofe

Virtual Knowledge Graphs: An Overview of Systems and Use Cases

Guohui Xiao, Linfang Ding, Benjamin Cogrel, Diego Calvanese
2019 Data Intelligence  
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.  ...  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.  ...  For performing reactive and predictive diagnostics at Siemens, data access and integration of both static data (e.g., configuration and structure of turbines) and dynamic data (e.g., sensor data) are particularly  ... 
doi:10.1162/dint_a_00011 fatcat:dogtoffhbncx7lxxagytwlxz2u

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  
Moreover, legacy data can be virtualised as RDF using ontologies following the ontology-based data access (OBDA) approach.  ...  An important application of semantic technologies in industry has been the formalisation of information models using OWL 2 ontologies and the use of RDF for storing and exchanging application data.  ...  appliances (up to 2,000 sensors in each) and static data sources (E7) .  ... 
doi:10.3233/sw-180293 fatcat:sia3vkdo2bgmxmpifkoogifqdu

Multimedia search and retrieval: new concepts, system implementation, and application

Qian Huang, A. Puri, Zhu Liu
2000 IEEE transactions on circuits and systems for video technology (Print)  
Raw multimedia data is assumed to exist in the form of programs that typically consist of a combination of media types such as visual, audio, and text.  ...  We first present new concepts applicable to the design of multimedia search and retrieval schemes in general, and to MPEG-7 in particular, the multimedia description standard in progress.  ...  a time-based media stream, reading data from the source and rendering it at a precise time.  ... 
doi:10.1109/76.856446 fatcat:mn4pcptihbg6loregis2xwfwfy

A smarter knowledge commons for smart learning

Penelope J. Lister
2018 Smart Learning Environments  
Emphasis is on open access smart learning in relation to connected and collaborative pedagogical approaches.  ...  This has led to considerations regarding where and how knowledge content is obtained, provided, produced or shared, and this paper examines issues related to the producing, searching and finding of knowledge  ...  It is Siemens' 'tool to step into the stream' that is of particular relevance to smart learning, and that this paper is attempting to examine.  ... 
doi:10.1186/s40561-018-0056-z fatcat:7bie5prd6nad5pklrwvtoxzepa

Deductive and Inductive Stream Reasoning for Semantic Social Media Analytics

Davide Barbieri, Daniele Braga, Stefano Ceri, Emanuele Della Valle, Yi Huang, Volker Tresp, Achim Rettinger, Hendrik Wermser
2010 IEEE Intelligent Systems  
When knowledge evolution is conveyed in the form of data streams, a combined approach of deductive and inductive reasoning can leverage the clear separation between the evolving (streaming) and the static  ...  In particular, the notion of RDF streams is the "glue" for the interoperability of inductive and deductive reasoning techniques with methods and systems for processing data streams.  ...  Extensions to the SPARQL language make RDF streams first class citizens, allowing static and streaming RDF data to be used within queries and allowing several window definition options.  ... 
doi:10.1109/mis.2010.142 fatcat:iu7b24hrzvgvjctmpdetlljudq
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