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Xutai Ma

8 accepted papers

2025

Seeing is Believing: Emotion-Aware Audio-Visual Language Modeling for Expressive Speech Generation

EMNLP 2025

We present an Audio-Visual Language Model (AVLM) for expressive speech generation by integrating full-face visual cues into a pre-trained expressive speech model. We explore multiple visual encoders and multimodal fusion strategies during pre-training to identify the most effective integration appro

2024

Evaluating the IWSLT2023 Speech Translation Tasks: Human Annotations, Automatic Metrics, and Segmentation

COLING 2024main

Human evaluation is a critical component in machine translation system development and has received much attention in text translation research. However, little prior work exists on the topic of human evaluation for speech translation, which adds additional challenges such as noisy data and segmenta…

Cited by 1SourcePDFScholar
2024

Multi-resolution HuBERT: Multi-resolution Speech Self-Supervised Learning with Masked Unit Prediction

ICLR 2024spotlight

Existing Self-Supervised Learning (SSL) models for speech typically process speech signals at a fixed resolution of 20 milliseconds. This approach overlooks the varying informational content present at different resolutions in speech signals. In contrast, this paper aims to incorporate multi-resolut…

Cited by 26SourcePDFScholar
2023

Hybrid Transducer and Attention based Encoder-Decoder Modeling for Speech-to-Text Tasks

ACL 2023long

Transducer and Attention based Encoder-Decoder (AED) are two widely used frameworks for speech-to-text tasks. They are designed for different purposes and each has its own benefits and drawbacks for speech-to-text tasks. In order to leverage strengths of both modeling methods, we propose a solution…

2022

Direct Speech-to-Speech Translation With Discrete Units

ACL 2022long

We present a direct speech-to-speech translation (S2ST) model that translates speech from one language to speech in another language without relying on intermediate text generation. We tackle the problem by first applying a self-supervised discrete speech encoder on the target speech and then traini…

2021

A General Multi-Task Learning Framework to Leverage Text Data for Speech to Text Tasks

ICASSP 2021accepted

Attention-based sequence-to-sequence modeling provides a powerful and elegant solution for applications that need to map one sequence to a different sequence. Its success heavily relies on the availability of large amounts of training data. This presents a challenge for speech applications where lab…

Cited by 0SourceScholar
2021

Streaming Simultaneous Speech Translation with Augmented Memory Transformer

ICASSP 2021accepted

Transformer-based models have achieved state-of-the-art performance on speech translation tasks. However, the model architecture is not efficient enough for streaming scenarios since self-attention is computed over an entire input sequence and the computational cost grows quadratically with the leng…

Cited by 0SourceScholar