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  1. No Access

    Chapter and Conference Paper

    Efficient Evaluation of Conjunctive Regular Path Queries Using Multi-way Joins

    Recent analyses of real-world queries show that a prominent type of queries is that of conjunctive regular path queries. Despite the increasing popularity of this type of queries, only limited efforts have bee...

    Nikolaos Karalis, Alexander Bigerl, Liss Heidrich, Mohamed Ahmed Sherif… in The Semantic Web (2024)

  2. No Access

    Chapter and Conference Paper

    Explainable Integration of Knowledge Graphs Using Large Language Models

    Linked knowledge graphs build the backbone of many data-driven applications such as search engines, conversational agents and e-commerce solutions. Declarative link discovery frameworks use complex link specif...

    Abdullah Fathi Ahmed, Asep Fajar Firmansyah… in Natural Language Processing and Informatio… (2023)

  3. No Access

    Chapter and Conference Paper

    MultPAX: Keyphrase Extraction Using Language Models and Knowledge Graphs

    Keyphrase extraction aims to identify a small set of phrases that best describe the content of text. The automatic generation of keyphrases has become essential for many natural language applications such as t...

    Hamada M. Zahera, Daniel Vollmers, Mohamed Ahmed Sherif… in The Semantic Web – ISWC 2022 (2022)

  4. No Access

    Chapter and Conference Paper

    LSVS: Link Specification Verbalization and Summarization

    An increasing number and size of datasets abiding by the Linked Data paradigm are published everyday. Discovering links between these datasets is thus central to achieve the vision behind the Data Web. Declara...

    Abdullah Fathi Ahmed, Mohamed Ahmed Sherif… in Natural Language Processing and Informatio… (2019)