Aleksandr Perevalov

According to our database, Aleksandr Perevalov authored at least 24 papers between 2019 and 2024.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of five.

2024

Multilingual question answering systems for knowledge graphs - a survey.

Aleksandr Perevalov, Andreas Both, Axel-Cyrille Ngonga Ngomo

Semantic Web, 2024

Towards LLM-driven Natural Language Generation based on SPARQL Queries and RDF Knowledge Graphs.

Andreas Both, Aleksandr Perevalov

Proceedings of the Joint proceedings of the 3rd International workshop on knowledge graph generation from text (TEXT2KG) and Data Quality meets Machine Learning and Knowledge Graphs (DQMLKG) co-located with the Extended Semantic Web Conference ( ESWC 2024), 2024

Towards Automated Semantics-Driven Web Service Composition: Case Study on Question Answering Systems.

Aleksandr Perevalov, Andreas Both, Mike Scherfner

Proceedings of the 18th IEEE International Conference on Semantic Computing, 2024

Language Models as SPARQL Query Filtering for Improving the Quality of Multilingual Question Answering over Knowledge Graphs.

Aleksandr Perevalov, Aleksandr Gashkov, Maria Eltsova, Andreas Both

Proceedings of the Web Engineering - 24th International Conference, 2024

Post-Hoc Insights: Natural-Language Explanations for AI-Enhanced/-Integrated Software Systems.

Dennis Schiese, Aleksandr Perevalov, Andreas Both

Proceedings of the Joint Proceedings of Posters, 2024

2023

Qanary Builder: Addressing the Reproducibility Crisis in Question Answering over Knowledge Graphs.

Aleksandr Perevalov, Andreas Both, Florian Gudat, Paul Brauning, Johannes Meesters, Lennart Grundel, Marie-Susann Bachmann, Salem Zin Iden Naser

Proceedings of the ISWC 2023 Posters, 2023

Lingua Franca - Entity-Aware Machine Translation Approach for Question Answering over Knowledge Graphs.

Nikit Srivastava, Aleksandr Perevalov, Denis Kuchelev, Diego Moussallem, Axel-Cyrille Ngonga Ngomo, Andreas Both

Proceedings of the 12th Knowledge Capture Conference 2023, 2023

2022

Can Machine Translation be a Reasonable Alternative for Multilingual Question Answering Systems over Knowledge Graphs?

Aleksandr Perevalov, Andreas Both, Dennis Diefenbach, Axel-Cyrille Ngonga Ngomo

Proceedings of the WWW '22: The ACM Web Conference 2022, Virtual Event, Lyon, France, April 25, 2022

Enhancing Multilingual Accessibility of Question Answering over Knowledge Graphs.

Aleksandr Perevalov

Proceedings of the Companion of The Web Conference 2022, Virtual Event / Lyon, France, April 25, 2022

Quality Assurance of a German COVID-19 Question Answering Systems using Component-based Microbenchmarking.

Andreas Both, Paul Heinze, Aleksandr Perevalov, Johannes Richard Bartsch, Rostislav Iudin, Johannes Rudolf Herkner, Tim Schrader, Jonas Wunsch, René Gürth, Ann Kristin Falkenhain

Proceedings of the WSDM '22: The Fifteenth ACM International Conference on Web Search and Data Mining, Virtual Event / Tempe, AZ, USA, February 21, 2022

Enhancing the Accessibility of Knowledge Graph Question Answering Systems through Multilingualization.

Aleksandr Perevalov, Axel-Cyrille Ngonga Ngomo, Andreas Both

Proceedings of the 16th IEEE International Conference on Semantic Computing, 2022

QALD-9-plus: A Multilingual Dataset for Question Answering over DBpedia and Wikidata Translated by Native Speakers.

Aleksandr Perevalov, Dennis Diefenbach, Ricardo Usbeck, Andreas Both

Proceedings of the 16th IEEE International Conference on Semantic Computing, 2022

Knowledge Graph Question Answering Leaderboard: A Community Resource to Prevent a Replication Crisis.

Aleksandr Perevalov, Xi Yan, Liubov Kovriguina, Longquan Jiang, Andreas Both, Ricardo Usbeck

Proceedings of the Thirteenth Language Resources and Evaluation Conference, 2022

Towards Bridging the Gap Between Knowledge Graphs and Chatbots.

Annemarie Wittig, Aleksandr Perevalov, Andreas Both

Proceedings of the Web Engineering - 22nd International Conference, 2022

Towards Knowledge Graph-Agnostic SPARQL Query Validation for Improving Question Answering.

Aleksandr Perevalov, Aleksandr Gashkov, Maria Eltsova, Andreas Both

Proceedings of the Semantic Web: ESWC 2022 Satellite Events - Hersonissos, Crete, Greece, May 29, 2022

WikidataComplete - An Easy-to-Use Method for Rapid Validation of Text-Extracted New Facts Applied to the Wikidata Knowledge Graph.

Kunpeng Guo, Dhairya Khanna, Dennis Diefenbach, Aleksandr Perevalov, Andreas Both

Proceedings of the Semantic Web: ESWC 2022 Satellite Events - Hersonissos, Crete, Greece, May 29, 2022

Improving Question Answering Quality Through Language Feature-Based SPARQL Query Candidate Validation.

Aleksandr Gashkov, Aleksandr Perevalov, Maria Eltsova, Andreas Both

Proceedings of the Semantic Web - 19th International Conference, 2022

2021

Hierarchical Expected Answer Type Classification for Question Answering.

Aleksandr Perevalov, Andreas Both

Proceedings of the ISWC 2021 Posters, 2021

Mutilingual Hierarchical Expected Answer Type Classification using the SMART 2021 Dataset.

Aleksandr Perevalov, Andreas Both

Proceedings of the SeMantic Answer Type and Relation Prediction Task at ISWC 2021 Semantic Web Challenge (SMART2021) co-located with the 20th International Semantic Web Conference (ISWC 2021), 2021

Improving Answer Type Classification Quality Through Combined Question Answering Datasets.

Aleksandr Perevalov, Andreas Both

Proceedings of the Knowledge Science, Engineering and Management, 2021

Improving the Question Answering Quality using Answer Candidate Filtering based on Natural-Language Features.

Aleksandr Gashkov, Aleksandr Perevalov, Maria Eltsova, Andreas Both

Proceedings of the 16th International Conference on Intelligent Systems and Knowledge Engineering, 2021

A Question Answering System for retrieving German COVID-19 data driven and quality-controlled by Semantic Technology.

Andreas Both, Aleksandr Perevalov, Johannes Richard Bartsch, Paul Heinze, Rostislav Iudin, Johannes Rudolf Herkner, Tim Schrader, Jonas Wunsch, Ann Kristin Falkenhain, René Gürth

Proceedings of the Joint Proceedings of the Semantics co-located events: Poster&Demo track and Workshop on Ontology-Driven Conceptual Modelling of Digital Twins co-located with Semantics 2021, 2021

2020

Augmentation-based Answer Type Classification of the SMART dataset.

Aleksandr Perevalov, Andreas Both

Proceedings of the SeMantic AnsweR Type prediction task (SMART) at ISWC 2020 Semantic Web Challenge co-located with the 19th International Semantic Web Conference (ISWC 2020), 2020

2019

Question Embeddings Based on Shannon Entropy: Solving intent classification task in goal-oriented dialogue system.

Aleksandr Perevalov, Daniil Kurushin, Rustam Faizrakhmanov, Farida Khabibrakhmanova

CoRR, 2019