collaborators

8 papers

eess.AS2025

Natural Language-based Assessment of L2 Oral Proficiency using LLMs

Stefano Bannò, Rao Ma, Mengjie Qian +3

Natural language-based assessment (NLA) is an approach to second language assessment that uses instructions - expressed in the form of can-do descriptors - originally intended for…

cs.CL2025

End-to-End Spoken Grammatical Error Correction

Mengjie Qian, Rao Ma, Stefano Bannò +2

Grammatical Error Correction (GEC) and feedback play a vital role in supporting second language (L2) learners, educators, and examiners. While written GEC is well-established, spok…

cs.CL2025

Assessment of L2 Oral Proficiency using Speech Large Language Models

Rao Ma, Mengjie Qian, Siyuan Tang +3

The growing population of L2 English speakers has increased the demand for developing automatic graders for spoken language assessment (SLA). Historically, statistical models, text…

cs.CL2025

Scaling and Prompting for Improved End-to-End Spoken Grammatical Error Correction

Mengjie Qian, Rao Ma, Stefano Bannò +2

Spoken Grammatical Error Correction (SGEC) and Feedback (SGECF) are crucial for second language learners, teachers and test takers. Traditional SGEC systems rely on a cascaded pipe…

cs.CL2025

Universal Acoustic Adversarial Attacks for Flexible Control of Speech-LLMs

Rao Ma, Mengjie Qian, Vyas Raina +2

The combination of pre-trained speech encoders with large language models has enabled the development of speech LLMs that can handle a wide range of spoken language processing task…

cs.CL2025

LegoSLM: Connecting LLM with Speech Encoder using CTC Posteriors

Rao Ma, Tongzhou Chen, Kartik Audhkhasi +1

Recently, large-scale pre-trained speech encoders and Large Language Models (LLMs) have been released, which show state-of-the-art performance on a range of spoken language process…