Over the years, a large amount of temporal data needs to be shared and exchanged on the
Web. Resource Description Framework (RDF) has been widely accepted and has rapidly …

Ontologies have been widely used in numerous and varied applications, eg to support data
modeling, information integration, and knowledge management. With the increasing size of …

Openly available, collaboratively edited Knowledge Graphs (KGs) are key platforms for the
collective management of evolving knowledge. The present work aims to provide an …

Abstract RDF (Resource Description Framework), a standard resource description model, is
popularized and applied in many application scenarios for its explicit representation of …

Populating ontology graphs represents a long-standing problem for the Semantic Web
community. Recent advances in translation-based graph embedding methods for populating …

With the explosive growth of temporal data, how to query and manage temporal data has
become an important research issue. Resource description framework (RDF), as the …

In this paper we present QA 3, a question answering (QA) system over RDF data cubes. The
system first tags chunks of text with elements of the knowledge base, and then leverages the …

We present a Question Answering system aimed to answer natural language questions over
the open RDF spending data provided by LinkedSpeding. We propose an original machine …

This article introduces a methodology to perform live time-traversal SPARQL queries on
RDF datasets and software based on this methodology that offers a solution to manage the …

We explore solutions for representing archives of versioned RDF data using the SPARQL
standard and off-the-shelf engines. We consider six representations of RDF archives based …