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Debela Gemechu

4 accepted papers

2025

Looking at the Unseen: Effective Sampling of Non-Related Propositions for Argument Mining

COLING 2025main

Traditionally, argument mining research has approached the task of automatic identification of argument structures by using existing definitions of what constitutes an argument, while leaving the equally important matter of what does not qualify as an argument unaddressed. With the ability to distin…

Cited by 0SourcePDFScholar
2025

Natural Language Reasoning in Large Language Models: Analysis and Evaluation

ACL 2025finding

While Large Language Models (LLMs) have demonstrated promising results on a range of reasoning benchmarks—particularly in formal logic, mathematical tasks, and Chain-of-Thought prompting—less is known about their capabilities in unconstrained natural language reasoning. Argumentative reasoning, a fo…

2024

External Knowledge-Driven Argument Mining: Leveraging Attention-Enhanced Multi-Network Models

EMNLP 2024main

Argument mining (AM) involves the identification of argument relations (AR) between Argumentative Discourse Units (ADUs). The essence of ARs among ADUs is context-dependent and lies in maintaining a coherent flow of ideas, often centered around the relations between discussed entities, topics, theme…

Cited by 0SourcePDFScholar