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Research Interests
- Data Preparation for Dialect Classification from Audio
Design, implementation and empirical evaluation of preprocessing methods for dialectal audio data, including reliable speaker diarization, segmentation of recordings and normalization strategies, to determine their impact on enabling effective downstream dialect classification. - Horizontal Classification of German Dialects with Deep Learning
Application and optimization of deep learning approaches for classifying German dialects from audio recordings, focusing on the analysis of misclassified segments, refinement of data augmentation strategies and the extraction of information from classification outcomes for subsequent linguistic analyses. - Vertical Classification of Dialectal Variation and Speaker Types
Development of a vertical classification model that builds on horizontal results to capture temporal variation in dialect usage, enabling the identification of speaker types, code-switching behavior and variation along the dialect-standard continuum.
Keywords
Speech processing, Audio classification, Deep learning, Acoustic phonetics, Dialectology, German dialects, Diatopic and diaphasic variation, Dialect-standard continuum, Code-switching, Speaker types, Speaker diarization, Low-resource speech data, Data augmentation for speech, Horizontal dialect classification, Vertical dialect classification