Search Results for author: Stefan Dietze

Found 21 papers, 7 papers with code

Multi-Level Sequence Denoising with Cross-Signal Contrastive Learning for Sequential Recommendation

1 code implementation22 Apr 2024 Xiaofei Zhu, Liang Li, Stefan Dietze, Xin Luo

To the end, in this paper, we propose a novel model named Multi-level Sequence Denoising with Cross-signal Contrastive Learning (MSDCCL) for sequential recommendation.

Contrastive Learning Denoising +1

Toward FAIR Semantic Publishing of Research Dataset Metadata in the Open Research Knowledge Graph

no code implementations12 Apr 2024 Raia Abu Ahmad, Jennifer D'Souza, Matthäus Zloch, Wolfgang Otto, Georg Rehm, Allard Oelen, Stefan Dietze, Sören Auer

We design a specific application of the ORKG-Dataset semantic model based on 40 diverse research datasets on scientific information extraction.

Descriptive

Enhancing Software-Related Information Extraction via Single-Choice Question Answering with Large Language Models

no code implementations8 Apr 2024 Wolfgang Otto, Sharmila Upadhyaya, Stefan Dietze

This paper describes our participation in the Shared Task on Software Mentions Disambiguation (SOMD), with a focus on improving relation extraction in scholarly texts through generative Large Language Models (LLMs) using single-choice question-answering.

Descriptive In-Context Learning +6

Dissecting Paraphrases: The Impact of Prompt Syntax and supplementary Information on Knowledge Retrieval from Pretrained Language Models

no code implementations2 Apr 2024 Stephan Linzbach, Dimitar Dimitrov, Laura Kallmeyer, Kilian Evang, Hajira Jabeen, Stefan Dietze

Typically, designing these prompts is a tedious task because small differences in syntax or semantics can have a substantial impact on knowledge retrieval performance.

Retrieval

TACO -- Twitter Arguments from COnversations

1 code implementation30 Mar 2024 Marc Feger, Stefan Dietze

Twitter has emerged as a global hub for engaging in online conversations and as a research corpus for various disciplines that have recognized the significance of its user-generated content.

Argument Mining

nuScenes Knowledge Graph -- A comprehensive semantic representation of traffic scenes for trajectory prediction

1 code implementation15 Dec 2023 Leon Mlodzian, Zhigang Sun, Hendrik Berkemeyer, Sebastian Monka, Zixu Wang, Stefan Dietze, Lavdim Halilaj, Juergen Luettin

Further, we present nuScenes Knowledge Graph (nSKG), a knowledge graph for the nuScenes dataset, that models explicitly all scene participants and road elements, as well as their semantic and spatial relationships.

Knowledge Graphs Trajectory Prediction

Which Factors are associated with Open Access Publishing? A Springer Nature Case Study

1 code implementation17 Aug 2022 Fakhri Momeni, Stefan Dietze, Philipp Mayr, Kristin Biesenbender, Isabella Peters

Employing correlation and regression analyses, we describe the relationship between authors affiliated with countries from different income levels, their choice of publishing model, and the citation impact of their papers.

SciTweets -- A Dataset and Annotation Framework for Detecting Scientific Online Discourse

1 code implementation15 Jun 2022 Salim Hafid, Sebastian Schellhammer, Sandra Bringay, Konstantin Todorov, Stefan Dietze

Scientific topics, claims and resources are increasingly debated as part of online discourse, where prominent examples include discourse related to COVID-19 or climate change.

SoMeSci- A 5 Star Open Data Gold Standard Knowledge Graph of Software Mentions in Scientific Articles

1 code implementation20 Aug 2021 David Schindler, Felix Bensmann, Stefan Dietze, Frank Krüger

To the best of our knowledge, SoMeSci is the most comprehensive corpus about software mentions in scientific articles, providing training samples for Named Entity Recognition, Relation Extraction, Entity Disambiguation, and Entity Linking.

Entity Disambiguation Entity Linking +5

Predicting Knowledge Gain during Web Search based on Multimedia Resource Consumption

no code implementations11 Jun 2021 Christian Otto, Ran Yu, Georg Pardi, Johannes von Hoyer, Markus Rokicki, Anett Hoppe, Peter Holtz, Yvonne Kammerer, Stefan Dietze, Ralph Ewerth

Related work in this field, also called search as learning, has focused on behavioral or text resource features to predict learning outcome and knowledge gain.

Feature Importance

Better Together -- An Ensemble Learner for Combining the Results of Ready-made Entity Linking Systems

no code implementations14 Jan 2021 Renato Stoffalette João, Pavlos Fafalios, Stefan Dietze

Entity linking (EL) is the task of automatically identifying entity mentions in text and resolving them to a corresponding entity in a reference knowledge base like Wikipedia.

Entity Linking

The Role of Word-Eye-Fixations for Query Term Prediction

no code implementations5 Aug 2020 Masoud Davari, Daniel Hienert, Dagmar Kern, Stefan Dietze

We investigate the relationship between a range of in-session features, in particular, gaze data, with the query terms and train models for predicting query terms.

TweetsCOV19 -- A Knowledge Base of Semantically Annotated Tweets about the COVID-19 Pandemic

1 code implementation25 Jun 2020 Dimitar Dimitrov, Erdal Baran, Pavlos Fafalios, Ran Yu, Xiaofei Zhu, Matthäus Zloch, Stefan Dietze

Publicly available social media archives facilitate research in the social sciences and provide corpora for training and testing a wide range of machine learning and natural language processing methods.

Event Detection Information Retrieval +1

Same but Different: Distant Supervision for Predicting and Understanding Entity Linking Difficulty

no code implementations13 Dec 2018 Renato Stoffalette João, Pavlos Fafalios, Stefan Dietze

Entity Linking (EL) is the task of automatically identifying entity mentions in a piece of text and resolving them to a corresponding entity in a reference knowledge base like Wikipedia.

Entity Linking

Time-Aware and Corpus-Specific Entity Relatedness

no code implementations23 Oct 2018 Nilamadhaba Mohapatra, Vasileios Iosifidis, Asif Ekbal, Stefan Dietze, Pavlos Fafalios

Entity relatedness has emerged as an important feature in a plethora of applications such as information retrieval, entity recommendation and entity linking.

Entity Linking Information Retrieval +2

Inferring Missing Categorical Information in Noisy and Sparse Web Markup

no code implementations1 Mar 2018 Nicolas Tempelmeier, Elena Demidova, Stefan Dietze

Nevertheless, given the scale and diversity of Web markup data, nodes that provide missing information can be obtained from the Web in large quantities, in particular for categorical properties.

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