collaborators

5 papers

cs.CL2026

When the API Speaks the Wrong Language: Revisiting Post-Training for Multilingual Tool Use

Siddharth Chauhan, Thomas Butler, Abhishek Singhania +2

The reliability of Large Language Models (LLMs) for API calling degrades in multilingual settings. A common failure occurs when a model selects the correct tool but generates argum…

cs.CL2026

Forget to Know, Remember to Use: Context-Aware Unlearning for Large Language Models

Yuefeng Peng, Parnian Afshar, Megan Ganji +4

Large language models may encode sensitive information or outdated knowledge that needs to be removed, to ensure responsible and compliant model responses. Unlearning has emerged a…

cs.CL2026

DialectLLM: A Dialect-Aware Dialog[ue] Generation Framework Beyond Standard American English

Jio Oh, Paul Vicinanza, Thomas Butler +3

More than 80% of the 1.6B English speakers do not use Standard American English (SAE), yet LLMs often fail to correctly identify non-SAE dialects and generate stereotyped responses…

cs.CL2026

English is Not All You Need: Systematically Exploring the Role of Multilinguality in LLM Post-Training

Mehak Dhaliwal, Shashwat Chaurasia, Yao Qin +2

Despite the widespread multilingual deployment of large language models, post-training pipelines remain predominantly English-centric, contributing to performance disparities acros…

cs.LG2025

PolyLingua: Margin-based Inter-class Transformer for Robust Cross-domain Language Detection

Ali Lotfi Rezaabad, Bikram Khanal, Shashwat Chaurasia +5

Language identification is a crucial first step in multilingual systems such as chatbots and virtual assistants, enabling linguistically and culturally accurate user experiences. E…