collaborators

5 papers

cs.CL2025

A Toolbox for Improving Evolutionary Prompt Search

Daniel Grießhaber, Maximilian Kimmich, Johannes Maucher +1

Evolutionary prompt optimization has demonstrated effectiveness in refining prompts for LLMs. However, existing approaches lack robust operators and efficient evaluation mechanisms…

cs.CL2025

The Impact of Code-switched Synthetic Data Quality is Task Dependent: Insights from MT and ASR

Injy Hamed, Ngoc Thang Vu, Nizar Habash

Code-switching, the act of alternating between languages, emerged as a prevalent global phenomenon that needs to be addressed for building user-friendly language technologies. A ma…

cs.CL2025

Towards Zero-Shot, Controllable Dialog Planning with LLMs

Dirk Väth, Ngoc Thang Vu

Recently, Large Language Models (LLMs) have emerged as an alternative to training task-specific dialog agents, due to their broad reasoning capabilities and performance in zero-sho…

cs.CL2025

A Survey of Code-switched Arabic NLP: Progress, Challenges, and Future Directions

Injy Hamed, Caroline Sabty, Slim Abdennadher +3

Language in the Arab world presents a complex diglossic and multilingual setting, involving the use of Modern Standard Arabic, various dialects and sub-dialects, as well as multipl…

cs.CL2024

Improving noisy student training for low-resource languages in End-to-End ASR using CycleGAN and inter-domain losses

Chia-Yu Li, Ngoc Thang Vu

Training a semi-supervised end-to-end speech recognition system using noisy student training has significantly improved performance. However, this approach requires a substantial a…