3 papers
cs.CL2026
Negation Beyond the Verbal Channel: Temporal Multimodal Correlates in Dialogue
Leon Hammerla, Patrick Schrottenbacher, Alexander Mehler
Negation is typically modeled through its linguistic realization, although spoken interaction is accompanied by tightly coordinated nonverbal behavior. We ask whether contexts cent…
cs.AI2026
Learning to Detect Cross-Modal Negation: An Analysis of Latent Representations and an Attention-Based Solution
Ali AbuSaleh, Leon Hammerla, Alexander Mehler
Detecting high-level semantic concepts like negation across modalities remains a challenge for current multimodal systems. We analyze this as a fundamental representation learning…
cs.CL2022
German Parliamentary Corpus (GerParCor)
Giuseppe Abrami, Mevlüt Bagci, Leon Hammerla +1
Parliamentary debates represent a large and partly unexploited treasure trove of publicly accessible texts. In the German-speaking area, there is a certain deficit of uniformly acc…