一作ACL 2026Poster· Natural Language Processing
S ub T oken T est: A Practical Benchmark for Real-World Sub-token Understanding
Shuyang Hou · Yi Hu · Muhan Zhang
摘要
Recent advancements in large language models (LLMs) have significantly enhanced their reasoning capabilities. However, they continue to struggle with basic character-level tasks, such as counting letters in words—a problem rooted in their tokenization process. While existing benchmarks have highl...