12 citations · 31 across the 18 of their papers we have counts for
8 papers · 1 filter
How to Build Robust FAQ Chatbot with Controllable Question Generator?
Yan Pan, Mingyang Ma, Bernhard Pflugfelder +1
Many unanswerable adversarial questions fool the question-answer (QA) system with some plausible answers. Building a robust, frequently asked questions (FAQ) chatbot needs a large…
End-to-End Annotator Bias Approximation on Crowdsourced Single-Label Sentiment Analysis
Gerhard Johann Hagerer, David Szabo, Andreas Koch +5
Sentiment analysis is often a crowdsourcing task prone to subjective labels given by many annotators. It is not yet fully understood how the annotation bias of each annotator can b…
A Case Study and Qualitative Analysis of Simple Cross-Lingual Opinion Mining
Gerhard Johann Hagerer, Wing Sheung Leung, Qiaoxi Liu +2
User-generated content from social media is produced in many languages, making it technically challenging to compare the discussed themes from one domain across different cultures…
An Analysis of Programming Course Evaluations Before and After the Introduction of an Autograder
Gerhard Johann Hagerer, Laura Lahesoo, Miriam Anschütz +2
Commonly, introductory programming courses in higher education institutions have hundreds of participating students eager to learn to program. The manual effort for reviewing the s…
SocialVisTUM: An Interactive Visualization Toolkit for Correlated Neural Topic Models on Social Media Opinion Mining
Gerhard Johann Hagerer, Martin Kirchhoff, Hannah Danner +5
Recent research in opinion mining proposed word embedding-based topic modeling methods that provide superior coherence compared to traditional topic modeling. In this paper, we dem…
Introducing an Abusive Language Classification Framework for Telegram to Investigate the German Hater Community
Maximilian Wich, Adrian Gorniak, Tobias Eder +3
Since traditional social media platforms continue to ban actors spreading hate speech or other forms of abusive languages (a process known as deplatforming), these actors migrate t…
Classification of Consumer Belief Statements From Social Media
Gerhard Johann Hagerer, Wenbin Le, Hannah Danner +1
Social media offer plenty of information to perform market research in order to meet the requirements of customers. One way how this research is conducted is that a domain expert g…
GraphTMT: Unsupervised Graph-based Topic Modeling from Video Transcripts
Lukas Stappen, Jason Thies, Gerhard Hagerer +2
To unfold the tremendous amount of multimedia data uploaded daily to social media platforms, effective topic modeling techniques are needed. Existing work tends to apply topic mode…