collaborators

10 papers

eess.AS2026

Using Phonological-Level Wav2Vec2 for Mandarin Automatic Mispronunciation Detection and Diagnosis

Jinghao Chen, Mostafa Shahin, Beena Ahmed

Automatic mispronunciation detection and diagnosis (MDD) plays a crucial role in L2 Mandarin pronunciation learning. While end-to-end (E2E) based MDD methods have substantially imp…

eess.AS2026

The WER Trap: Shattering the Illusion of Unified Tokens in Speech Language Models

Xiangyu Zhang, Yuxin Li, Haoyang Zhang +5

The pursuit of a "unified" discrete token for both speech understanding and generation has led the Speech Language Model (SLM) community to heavily rely on Word Error Rate (WER) --…

eess.AS2026

Why Your Tokenizer Fails in Information Fusion: A Timing-Aware Pre-Quantization Fusion for Video-Enhanced Audio Tokenization

Xiangyu Zhang, Benjamin John Southwell, Siqi Pan +3

Audio tokenization has emerged as a critical component in end-to-end audio language models, enabling efficient discrete representation learning for both audio understanding and gen…

eess.AS2025

Distinctive Feature Codec: An Adaptive Efficient Speech Representation for Depression Detection

Xiangyu Zhang, Fuming Fang, Peng Gao +3

Large Language Models (LLMs) have demonstrated remarkable success across diverse fields, establishing a powerful paradigm for complex information processing. This has inspired the…

cs.HC2025

System X: A Mobile Voice-Based AI System for EMR Generation and Clinical Decision Support in Low-Resource Maternal Healthcare

Maryam Mustafa, Umme Ammara, Amna Shahnawaz +5

We present the design, implementation, and in-situ deployment of a smartphone-based voice-enabled AI system for generating electronic medical records (EMRs) and clinical risk alert…

cs.SD2025

Zero-Shot Cognitive Impairment Detection from Speech Using AudioLLM

Mostafa Shahin, Beena Ahmed, Julien Epps

Cognitive impairment (CI) is of growing public health concern, and early detection is vital for effective intervention. Speech has gained attention as a non-invasive and easily col…