Core techniques of question answering systems over knowledge bases: a survey

D Diefenbach, V Lopez, K Singh, P Maret - Knowledge and Information …, 2018 - Springer
Abstract The Semantic Web contains an enormous amount of information in the form of
knowledge bases (KB). To make this information available, many question answering (QA) …

Neural network-based question answering over knowledge graphs on word and character level

D Lukovnikov, A Fischer, J Lehmann… - Proceedings of the 26th …, 2017 - dl.acm.org
Question Answering (QA) systems over Knowledge Graphs (KG) automatically answer
natural language questions using facts contained in a knowledge graph. Simple questions …

Survey on challenges of question answering in the semantic web

K Höffner, S Walter, E Marx, R Usbeck… - Semantic …, 2017 - content.iospress.com
Abstract Semantic Question Answering (SQA) removes two major access requirements to
the Semantic Web: the mastery of a formal query language like SPARQL and knowledge of …

Systematic review of question answering over knowledge bases

A Pereira, A Trifan, RP Lopes, JL Oliveira - IET Software, 2022 - Wiley Online Library
Over the years, a growing number of semantic data repositories have been made available
on the web. However, this has created new challenges in exploiting these resources …

EARL: joint entity and relation linking for question answering over knowledge graphs

M Dubey, D Banerjee, D Chaudhuri… - The Semantic Web–ISWC …, 2018 - Springer
Many question answering systems over knowledge graphs rely on entity and relation linking
components in order to connect the natural language input to the underlying knowledge …

Towards a question answering system over the semantic web

D Diefenbach, A Both, K Singh, P Maret - Semantic Web, 2020 - content.iospress.com
With the development of the Semantic Web, a lot of new structured data has become
available on the Web in the form of knowledge bases (KBs). Making this valuable data …

Why reinvent the wheel: Let's build question answering systems together

K Singh, AS Radhakrishna, A Both… - Proceedings of the …, 2018 - dl.acm.org
Modern question answering (QA) systems need to flexibly integrate a number of
components specialised to fulfil specific tasks in a QA pipeline. Key QA tasks include Named …

QALD-10–The 10th challenge on question answering over linked data: Shifting from DBpedia to Wikidata as a KG for KGQA

R Usbeck, X Yan, A Perevalov, L Jiang… - Semantic …, 2024 - journals.sagepub.com
Knowledge Graph Question Answering (KGQA) has gained attention from both industry and
academia over the past decade. Researchers proposed a substantial amount of …

Template-based question answering over linked geospatial data

D Punjani, K Singh, A Both, M Koubarakis… - Proceedings of the 12th …, 2018 - dl.acm.org
Large amounts of geospatial data have been made available recently on the linked open
data cloud and on the portals of many national cartographic agencies (eg, OpenStreetMap …

Enhancing Community Interactions with Data-Driven Chatbots--The DBpedia Chatbot

RG Athreya, AC Ngonga Ngomo… - Companion proceedings of …, 2018 - dl.acm.org
In this demo, we introduce the DBpedia chatbot, a knowledge-graph-driven chatbot
designed to optimize community interaction. The bot was designed for integration into …