Michael Wiegand

ORCID

Publication Activity (10 Years)

Years Active: 2007-2024
Publications (10 Years): 35

Top Venues

Saarland University (PHD)

Education History

Saarland University

PHD

Publications

Julia Maria Struß, Federico Ruggeri, Alberto Barrón-Cedeño, Firoj Alam, Dimitar Dimitrov, Andrea Galassi, Georgi Pachov, Ivan Koychev, Preslav Nakov, Melanie Siegel, Michael Wiegand, Maram Hasanain, Reem Suwaileh, Wajdi Zaghouani
Overview of the CLEF-2024 CheckThat! Lab Task 2 on Subjectivity in News Articles. CLEF (Working Notes) (2024)
Michael Wiegand, Marc Schulder, Josef Ruppenhofer
Determining sentiment views of verbal multiword expressions using linguistic features. Nat. Lang. Eng. 30 (2) (2024)
Elisabeth Eder, Ulrike Krieg-Holz, Michael Wiegand
A Question of Style: A Dataset for Analyzing Formality on Different Levels. EACL (Findings) (2023)
Michael Wiegand, Jana Kampfmeier, Elisabeth Eder, Josef Ruppenhofer
Euphemistic Abuse - A New Dataset and Classification Experiments for Implicitly Abusive Language. EMNLP (2023)
Andrea Galassi, Federico Ruggeri, Alberto Barrón-Cedeño, Firoj Alam, Tommaso Caselli, Mücahid Kutlu, Julia Maria Struß, Francesco Antici, Maram Hasanain, Juliane Köhler, Katerina Korre, Folkert Leistra, Arianna Muti, Melanie Siegel, Mehmet Deniz Türkmen, Michael Wiegand, Wajdi Zaghouani
Overview of the CLEF-2023 CheckThat! Lab: Task 2 on Subjectivity Detection. CLEF (Working Notes) (2023)
Ralf Krestel, Udo Kruschwitz, Michael Wiegand, Theo Härder
Editorial. Datenbank-Spektrum 23 (1) (2023)
Michael Wiegand, Elisabeth Eder, Josef Ruppenhofer
Identifying Implicitly Abusive Remarks about Identity Groups using a Linguistically Informed Approach. NAACL-HLT (2022)
Juliane Köhler, Gautam Kishore Shahi, Julia Maria Struß, Michael Wiegand, Melanie Siegel, Thomas Mandl, Mina Schütz
Overview of the CLEF-2022 CheckThat! Lab: Task 3 on Fake News Detection. CLEF (Working Notes) (2022)
Preslav Nakov, Alberto Barrón-Cedeño, Giovanni Da San Martino, Firoj Alam, Julia Maria Struß, Thomas Mandl, Rubén Míguez, Tommaso Caselli, Mücahid Kutlu, Wajdi Zaghouani, Chengkai Li, Shaden Shaar, Gautam Kishore Shahi, Hamdy Mubarak, Alex Nikolov, Nikolay Babulkov, Yavuz Selim Kartal, Michael Wiegand, Melanie Siegel, Juliane Köhler
Overview of the CLEF-2022 CheckThat! Lab on Fighting the COVID-19 Infodemic and Fake News Detection. CLEF (2022)
Michael Wiegand, Rebecca Wilm, Katja Markert
Biographically Relevant Tweets - a New Dataset, Linguistic Analysis and Classification Experiments. COLING (2022)
Elisabeth Eder, Michael Wiegand, Ulrike Krieg-Holz, Udo Hahn
"Beste Grüße, Maria Meyer" - Pseudonymization of Privacy-Sensitive Information in Emails. LREC (2022)
Marc Schulder, Michael Wiegand, Josef Ruppenhofer
Automatic generation of lexica for sentiment polarity shifters. Nat. Lang. Eng. 27 (2) (2021)
Michael Wiegand, Maja Geulig, Josef Ruppenhofer
Implicitly Abusive Comparisons - A New Dataset and Linguistic Analysis. EACL (2021)
Michael Wiegand, Josef Ruppenhofer, Elisabeth Eder
Implicitly Abusive Language - What does it actually look like and why are we not getting there? NAACL-HLT (2021)
Michael Wiegand, Josef Ruppenhofer
Exploiting Emojis for Abusive Language Detection. EACL (2021)
Benjamin Roth, Michael Wiegand
Python for Linguists. Comput. Linguistics 47 (1) (2021)
Julian Risch, Anke Stoll, Lena Wilms, Michael Wiegand
Overview of the GermEval 2021 Shared Task on the Identification of Toxic, Engaging, and Fact-Claiming Comments. GermEval@KONVENS (2021)
Esther van den Berg, Katharina Korfhage, Josef Ruppenhofer, Michael Wiegand, Katja Markert
Doctor Who? Framing Through Names and Titles in German. LREC (2020)
Marc Schulder, Michael Wiegand, Josef Ruppenhofer
Enhancing a Lexicon of Polarity Shifters through the Supervised Classification of Shifting Directions. LREC (2020)
Julia Maria Struß, Melanie Siegel, Josef Ruppenhofer, Michael Wiegand, Manfred Klenner
Overview of GermEval Task 2, 2019 Shared Task on the Identification of Offensive Language. KONVENS (2019)
Michael Wiegand, Maximilian Wolf, Josef Ruppenhofer
Detecting Derogatory Compounds - An Unsupervised Approach. NAACL-HLT (1) (2019)
Michael Wiegand, Leonie Lapp, Josef Ruppenhofer
A Descriptive Analysis of a German Corpus Annotated with Opinion Sources and Targets. KONVENS (2019)
Michael Wiegand, Josef Ruppenhofer, Thomas Kleinbauer
Detection of Abusive Language: the Problem of Biased Datasets. NAACL-HLT (1) (2019)
Michael Wiegand, Margarita Chikobava, Josef Ruppenhofer
A Supervised Learning Approach for the Extraction of Sources and Targets from German Text. KONVENS (2019)
Michael Wiegand, Sylvette Loda, Josef Ruppenhofer
Disambiguation of Verbal Shifters. LREC (2018)
Josef Ruppenhofer, Michael Wiegand, Rebecca Wilm, Katja Markert
Distinguishing affixoid formations from compounds. COLING (2018)
Marc Schulder, Michael Wiegand, Josef Ruppenhofer
Automatically Creating a Lexicon of Verbal Polarity Shifters: Mono- and Cross-lingual Methods for German. COLING (2018)
Marc Schulder, Michael Wiegand, Josef Ruppenhofer, Stephanie Köser
Introducing a Lexicon of Verbal Polarity Shifters for English. LREC (2018)
Michael Wiegand, Josef Ruppenhofer, Anna Schmidt, Clayton Greenberg
Inducing a Lexicon of Abusive Words - a Feature-Based Approach. NAACL-HLT (2018)
Josef Ruppenhofer, Petra Steiner, Michael Wiegand
Evaluating the morphological compositionality of polarity. RANLP (2017)
Anna Schmidt, Michael Wiegand
A Survey on Hate Speech Detection using Natural Language Processing. SocialNLP@EACL (2017)
Michael Wiegand, Maximilian Wolf, Josef Ruppenhofer
Negation Modeling for German Polarity Classification. GSCL (2017)
Marc Schulder, Michael Wiegand, Josef Ruppenhofer, Benjamin Roth
Towards Bootstrapping a Polarity Shifter Lexicon using Linguistic Features. IJCNLP(1) (2017)
Michael Wiegand, Christine Bocionek, Josef Ruppenhofer
Opinion Holder and Target Extraction on Opinion Compounds - A Linguistic Approach. HLT-NAACL (2016)
Michael Wiegand, Marc Schulder, Josef Ruppenhofer
Separating Actor-View from Speaker-View Opinion Expressions using Linguistic Features. HLT-NAACL (2016)
Michael Wiegand, Dietrich Klakow
Detecting conditional healthiness of food items from natural language text. Lang. Resour. Evaluation 49 (4) (2015)
Michael Wiegand, Marc Schulder, Josef Ruppenhofer
Opinion Holder and Target Extraction for Verb-based Opinion Predicates - The Problem is Not Solved. WASSA@EMNLP (2015)
Josef Ruppenhofer, Jasper Brandes, Petra Steiner, Michael Wiegand
Ordering adverbs by their scaling effect on adjective intensity. RANLP (2015)
Michael Wiegand, Josef Ruppenhofer
Opinion Holder and Target Extraction based on the Induction of Verbal Categories. CoNLL (2015)
Michael Wiegand, Benjamin Roth, Dietrich Klakow
Combining Pattern-Based and Distributional Similarity for Graph-Based Noun Categorization. NLDB (2015)
Benjamin Roth, Tassilo Barth, Michael Wiegand, Mittul Singh, Dietrich Klakow
Effective Slot Filling Based on Shallow Distant Supervision Methods. CoRR (2014)
Melanie Reiplinger, Michael Wiegand, Dietrich Klakow
Relation Extraction for the Food Domain without Labeled Training Data - Is Distant Supervision the Best Solution? PolTAL (2014)
Josef Ruppenhofer, Michael Wiegand, Jasper Brandes
Comparing methods for deriving intensity scores for adjectives. EACL (2014)
Michael Wiegand, Dietrich Klakow
Separating Brands from Types: an Investigation of Different Features for the Food Domain. COLING (2014)
Michael Wiegand, Benjamin Roth, Dietrich Klakow
Automatic Food Categorization from Large Unlabeled Corpora and Its Impact on Relation Extraction. EACL (2014)
Benjamin Roth, Tassilo Barth, Michael Wiegand, Mittul Singh, Dietrich Klakow
Effective Slot Filling Based on Shallow Distant Supervision Methods. TAC (2013)
Benjamin Roth, Tassilo Barth, Michael Wiegand, Dietrich Klakow
A survey of noise reduction methods for distant supervision. AKBC@CIKM (2013)
Michael Wiegand, Dietrich Klakow
Towards Contextual Healthiness Classification of Food Items - A Linguistic Approach. IJCNLP (2013)
Michael Wiegand, Manfred Klenner, Dietrich Klakow
Bootstrapping polarity classifiers with rule-based classification. Lang. Resour. Evaluation 47 (4) (2013)
Michael Wiegand, Josef Ruppenhofer, Dietrich Klakow
Predicative Adjectives: An Unsupervised Criterion to Extract Subjective Adjectives. HLT-NAACL (2013)
Michael Wiegand, Dietrich Klakow
Generalization Methods for In-Domain and Cross-Domain Opinion Holder Extraction. EACL (2012)
Simon Clematide, Stefan Gindl, Manfred Klenner, Stefanos Petrakis, Robert Remus, Josef Ruppenhofer, Ulli Waltinger, Michael Wiegand
MLSA - A Multi-layered Reference Corpus for German Sentiment Analysis. LREC (2012)
Michael Wiegand, Benjamin Roth, Dietrich Klakow
Data-driven knowledge extraction for the food domain. KONVENS (2012)
Benjamin Roth, Grzegorz Chrupala, Michael Wiegand, Mittul Singh, Dietrich Klakow
Generalizing from Freebase and Patterns using Cluster-Based Distant Supervision for TAC KBP Slotfilling 2012. TAC (2012)
Michael Wiegand, Benjamin Roth, Eva Lasarcyk, Stephanie Köser, Dietrich Klakow
A Gold Standard for Relation Extraction in the Food Domain. LREC (2012)
Michael Wiegand, Benjamin Roth, Dietrich Klakow
Web-Based Relation Extraction for the Food Domain. NLDB (2012)
Michael Wiegand, Dietrich Klakow
Convolution Kernels for Subjectivity Detection. NODALIDA (2011)
Fang Xu, Stefan Kazalski, Grzegorz Chrupala, Benjamin Roth, Xujian Zhao, Michael Wiegand, Dietrich Klakow
Saarland University Spoken Language Systems Group at TAC KBP 2011. TAC (2011)
Michael Wiegand, Dietrich Klakow
Prototypical Opinion Holders: What We can Learn from Experts and Analysts. RANLP (2011)
Michael Wiegand, Dietrich Klakow
Predictive Features for Detecting Indefinite Polar Sentences. LREC (2010)
Grzegorz Chrupala, Saeedeh Momtazi, Michael Wiegand, Stefan Kazalski, Fang Xu, Benjamin Roth, Alexandra Balahur, Dietrich Klakow
Saarland University Spoken Language Systems at the Slot Filling Task of TAC KBP 2010. TAC (2010)
Michael Wiegand, Alexandra Balahur, Benjamin Roth, Dietrich Klakow, Andrés Montoyo
A survey on the role of negation in sentiment analysis. NeSp-NLP@ACL (2010)
Michael Wiegand, Dietrich Klakow
Convolution Kernels for Opinion Holder Extraction. HLT-NAACL (2010)
Michael Wiegand, Dietrich Klakow
Topic-Related Polarity Classification of Blog Sentences. EPIA (2009)
Michael Wiegand, Dietrich Klakow
Predictive Features in Semi-Supervised Learning for Polarity Classification and the Role of Adjectives. NODALIDA (2009)
Michael Wiegand, Dietrich Klakow
The Role of Knowledge-based Features in Polarity Classification at Sentence Level. FLAIRS Conference (2009)
Michael Wiegand, Dietrich Klakow
Optimizing Language Models for Polarity Classification. ECIR (2008)
Michael Wiegand, Saeedeh Momtazi, Stefan Kazalski, Fang Xu, Grzegorz Chrupala, Dietrich Klakow
The Alyssa System at TAC QA 2008. TAC (2008)
Michael Wiegand, Jochen L. Leidner, Dietrich Klakow
Cost-Sensitive Learning in Answer Extraction. LREC (2008)
Michael Wiegand, Jochen L. Leidner, Dietrich Klakow
Combining term-based and event-based matching for question answering. SIGIR (2007)
Dan Shen, Michael Wiegand, Andreas Merkel, Stefan Kazalski, Sabine Hunsicker, Jochen L. Leidner, Dietrich Klakow
The Alyssa System at TREC QA 2007: Do We Need Blog06? TREC (2007)

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Publication Activity (10 Years)

Top Topics

Top Venues

Michael Wiegand