CIRO: COVID-19 infection risk ontology. by Shusaku Egami, Yasunori Yamamoto, Ikki Ohmukai, Takashi Okumura

“…This ontology expresses infection risks of COVID-19 formulated by the Japanese government, toward automated assessment of infection risks of individuals, using Resource Description Framework (RDF) and SPARQL (SPARQL Protocol and RDF Query Language) queries. …”
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Entity comparison in RDF graphs by Petrova, A, Sherkhonov, E, Cuenca Grau, B, Horrocks, I

“…We model similarities and differences between entities as SPARQL queries satisfying certain additional properties, and propose algorithms for computing them.…”

LODQuMa: A Free-ontology process for Linked (Open) Data quality management by Samah Salem, Fouzia Benchikha

“…It is mainly based on profiling statistics, synonym relationships between predicates, QVCs (Quality Verification Cases), and SPARQL (SPARQL Protocol and RDF Query Language) query templates. …”
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Fuzzy Spatiotemporal Data Modeling and Operations in RDF by Lin Zhu, Xiangfu Meng, Zehui Mi

“…Finally, the existing SPARQL query language is extended and an example that shows how to apply the proposed algebraic operations to capture the queries expressed by the extended SPARQL query language is given.…”
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The GeoLink knowledge graph by Michelle Cheatham, Adila Krisnadhi, Reihaneh Amini, Pascal Hitzler, Krzysztof Janowicz, Adam Shepherd, Tom Narock, Matt Jones, Peng Ji

“…The data has been published according to best practices for linked data and is publicly available via a SPARQL Protocol and RDF Query Language (SPARQL) end point that at present contains more than 45 million Resource Description Framework (RDF) triples together with a collection of ontologies and geo-visualization tools. …”
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An Ontological Framework to Facilitate Early Detection of ‘Radicalization’ (OFEDR)—A Three World Perspective by Linda Wendelberg

“…The software Protégé, delivered by the technical field at Stanford University, including the SPARQL tab, is used to develop and test the ontology. …”
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Metrics-Based Comparison of OWL and XML for Representing and Querying Cognitive Radio Capabilities by Yanji Chen, Mieczyslaw M. Kokar, Jakub Moskal, Kaushik R. Chowdhury

“…The requests are expressed in both SPARQL Protocol and RDF Query Language (SPARQL) and XML Query Language (XQuery), whereas the device capabilities are expressed in both OWL and XML. …”
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COEUS: “semantic web in a box” for biomedical applications by Lopes Pedro, Oliveira José Luís

“…Resources can be integrated from heterogeneous sources, including CSV and XML files or SQL and SPARQL query results, and mapped directly to one or more ontologies. …”
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RDFLog: It's like Datalog for RDF by Bry, F, Furche, T, Ley, C, Linse, B, Marnette, B

“…Our experimental evaluation shows that our prototypical implementation of RDFLog is comparable in efficiency to SPARQL implementations, yet considerably more expressive.…”

Introdução aos Dados Abertos Conectados by Jonathan Blaney

“…Este tutorial apresenta os principais conceitos de dados abertos conectados (Linked Open Data), incluindo URIs, ontologias, formatos RDF e uma breve introdução à linguagem de consulta de gráficos SPARQL. …”
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GeoLOD: A Spatial Linked Data Catalog and Recommender by Vasilis Kopsachilis, Michail Vaitis

“…GeoLOD Catalog parses, maintains and generates metadata about datasets and classes provided by SPARQL endpoints that contain georeferenced point instances. …”
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Integrated statistical indicators from Scottish linked open government data by Areti Karamanou, Evangelos Kalampokis, Konstantinos Tarabanis

“…Linked Data technologies facilitate retrieving integrated statistical indicators by defining and executing SPARQL queries. However, statistical indicators are available in different temporal and spatial granularity levels as well using different units of measurement. …”
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Regulus infers signed regulatory relations from few samples' information using discretization and likelihood constraints. by Marine Louarn, Guillaume Collet, Ève Barré, Thierry Fest, Olivier Dameron, Anne Siegel, Fabrice Chatonnet

“…After aggregating gene expressions and region activities into patterns, data are integrated into a RDF (Resource Description Framework) endpoint. A dedicated SPARQL (SPARQL Protocol and RDF Query Language) query retrieves all potential relations between expressed TF and genes involving active regulatory regions. …”
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Construction and Application of a Knowledge Graph by Xuejie Hao, Zheng Ji, Xiuhong Li, Lizeyan Yin, Lu Liu, Meiying Sun, Qiang Liu, Rongjin Yang

“…Then, using the D2RQ tool, a SPARQL protocol and resource description framework query language (SPARQL) endpoint service is used to describe functions such as query and reasoning of the knowledge graph. …”
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AI and semantic ontology for personalized activity eCoaching in healthy lifestyle recommendations: a meta-heuristic approach by Ayan Chatterjee, Nibedita Pahari, Andreas Prinz, Michael Riegler

“…We have integrated the activity prediction results in an ontology for semantic interpretation. A SPARQL query protocol and RDF Query Language (SPARQL) have generated personalized recommendations in an understandable format. …”
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An automatic and personalized recommendation modelling in activity eCoaching with deep learning and ontology by Ayan Chatterjee, Andreas Prinz, Michael Alexander Riegler, Yogesh Kumar Meena

“…To generate personalized recommendations in an understandable format, we implement the SPARQL Protocol and RDF Query Language (SPARQL). We evaluate the performance of standard time-series forecasting algorithms [such as 1D Convolutional Neural Network Model (CNN1D), autoregression, Long Short-Term Memory (LSTM), and Gated Recurrent Units (GRU)] and classifiers [including Multilayer Perceptron (MLP), Rocket, MiniRocket, and MiniRocketVoting] using state-of-the-art metrics. …”
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R2D2: A Dbpedia Chatbot Using Triple-Pattern Like Queries by Haridimos Kondylakis, Dimitrios Tsirigotakis, Giorgos Fragkiadakis, Emmanouela Panteri, Alexandros Papadakis, Alexandros Fragkakis, Eleytherios Tzagkarakis, Ioannis Rallis, Zacharias Saridakis, Apostolos Trampas, Giorgos Pirounakis, Nikolaos Papadakis

“…Based on user input (in the form of triple-pattern like queries), the corresponding SPARQL queries are automatically formulated. The queries are submitted to the corresponding DBpedia SPARQL endpoint, and then the result is received by R2D2 and augmented with maps and visuals and eventually presented to the user. …”
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ОНТОЛОГІЧНЕ МОДЕЛЮВАННЯ ІНФОРМАЦІЙНИХ ДАНИХ ЦИФРОВОГО КРИМІНАЛЬНОГО ЗЛОЧИНУ by Лідія Власенко, Наталія Луцька, Тетяна Савченко, Олександр Богданов

“…Використовуючи мову запитів SPARQL, наведено шаблони пошуку, фільтрації та аналізу інформації в реальному часі, що допомагають виявити складні взаємозв'язки між об'єктами та згенерувати нові онтологічні знання. …”
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Information privacy for linked data by Aron, Yotam

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REPRESENTASI PENGETAHUAN PERANCANGAN BERBASIS ONTOLOGI SEBAGAI DASAR SISTEM PENDAMPINGAN MENU DIET VEGETARIAN by , SATRIA ADI SURYA WIJAYA, , Sri Suning Kusumawardani, ST., MT.

“…The second test is testing of the ontology with SPARQL query that has been able to doing search and processing the data of the ontology results with different variation of queries based on 7 competency questions and 3 system test scenarios. …”