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Shujie LIU

43 accepted papers

2026

CARE: Towards Clinical Accountability in Multi-Modal Medical Reasoning with an Evidence-Grounded Agentic Framework

ICLR 2026poster

Large visual language models (VLMs) have shown strong multi-modal medical reasoning ability, but most operate as end-to-end black boxes, diverging from clinicians’ evidence-based, staged workflows and hindering clinical accountability. Complementarily, expert visual grounding models can accurately l…

Cited by 0SourceScholar
2026

EmotionThinker: Prosody-Aware Reinforcement Learning for Explainable Speech Emotion Reasoning

ICLR 2026oral

Emotional information in speech plays a unique role in multimodal perception. However, current Speech Large Language Models (SpeechLLMs), similar to conventional speech emotion recognition (SER) systems, still treat emotion understanding as a simple classification problem. This provides limited inte…

Cited by 0SourcecodeScholar
2026

MMedAgent-RL: Optimizing Multi-Agent Collaboration for Multimodal Medical Reasoning

ICLR 2026poster

Medical Large Vision-Language Models (Med-LVLMs) have shown strong potential in multimodal diagnostic tasks. However, existing single-agent models struggle to generalize across diverse medical specialties, limiting their performance. Recent efforts introduce multi-agent collaboration frameworks insp…

Cited by 0SourceScholar
2026

Position: Towards Responsible Evaluation for Text-to-Speech

ICML 2026poster

Recent advances in text-to-speech (TTS) technology have enabled systems to generate speech that is often indistinguishable from human speech, bringing benefits to accessibility, content creation, and human-computer interaction. However, current evaluation practices are increasingly inadequate for ca…

Cited by 0SourceScholar
2026

STITCH: Simultaneous Thinking and Talking with Chunked Reasoning for Spoken Language Models

ICLR 2026poster

Spoken Language Models (SLMs) are designed to take speech inputs and produce spoken responses. However, current SLMs lack the ability to perform an internal, unspoken thinking process before responding. In contrast, humans typically engage in complex mental reasoning internally, enabling them to com…

Cited by 0SourcecodeScholar
2025

ARLON: Boosting Diffusion Transformers with Autoregressive Models for Long Video Generation

ICLR 2025poster

Text-to-video (T2V) models have recently undergone rapid and substantial advancements. Nevertheless, due to limitations in data and computational resources, achieving efficient generation of long videos with rich motion dynamics remains a significant challenge. To generate high-quality, dynamic, an…

Cited by 6SourcePDFScholar
2025

Autoregressive Speech Synthesis without Vector Quantization

ACL 2025long

We present MELLE, a novel continuous-valued token based language modeling approach for text-to-speech synthesis (TTS). MELLE autoregressively generates continuous mel-spectrogram frames directly from text condition, bypassing the need for vector quantization, which is typically designed for audio co…

2025

Boosting Large Language Model for Speech Synthesis: An Empirical Study

ICASSP 2025accepted

Large language models (LLMs) have made significant advancements in natural language processing and are concurrently extending the language ability to other modalities, such as speech and vision. Nevertheless, most of the previous work focuses on prompting LLMs with perception abilities like auditory…

Cited by 0SourceScholar
2025

SLAM-Omni: Timbre-Controllable Voice Interaction System with Single-Stage Training

ACL 2025finding

Recent advancements highlight the potential of end-to-end real-time spoken dialogue systems, showcasing their low latency and high quality. In this paper, we introduce SLAM-Omni, a timbre-controllable, end-to-end voice interaction system with single-stage training. SLAM-Omni achieves zero-shot timbr…

2025

TrInk: Ink Generation with Transformer Network

EMNLP 2025

In this paper, we propose TrInk, a Transformer-based model for ink generation, which effectively captures global dependencies. To better facilitate the alignment between the input text and generated stroke points, we introduce scaled positional embeddings and a Gaussian memory mask in the cross-atte

2025

V2SFlow: Video-to-Speech Generation with Speech Decomposition and Rectified Flow

ICASSP 2025accepted

In this paper, we introduce V2SFlow, a novel Video-to-Speech (V2S) framework designed to generate natural and intelligible speech directly from silent talking face videos. While recent V2S systems have shown promising results on constrained datasets with limited speakers and vocabularies, their perf…

Cited by 0SourceScholar
2024

CoVoMix: Advancing Zero-Shot Speech Generation for Human-like Multi-talker Conversations

NeurIPS 2024poster

Recent advancements in zero-shot text-to-speech (TTS) modeling have led to significant strides in generating high-fidelity and diverse speech. However, dialogue generation, along with achieving human-like naturalness in speech, continues to be a challenge. In this paper, we introduce CoVoMix: Conver…

2024

TransVIP: Speech to Speech Translation System with Voice and Isochrony Preservation

NeurIPS 2024poster

There is a rising interest and trend in research towards directly translating speech from one language to another, known as end-to-end speech-to-speech translation. However, most end-to-end models struggle to outperform cascade models, i.e., a pipeline framework by concatenating speech recognition,…

2024

WavLLM: Towards Robust and Adaptive Speech Large Language Model

EMNLP 2024finding

Recent advancements in large language models (LLMs) have expanded their scope in natural language processing (NLP) to encompass multimodal functions. However, integrating listening capabilities effectively remains a significant challenge for generalization and complex auditory task execution. In thi…

2023

BEATs: Audio Pre-Training with Acoustic Tokenizers

ICML 2023oral

We introduce a self-supervised learning (SSL) framework BEATs for general audio representation pre-training, where we optimize an acoustic tokenizer and an audio SSL model by iterations. Unlike the previous audio SSL models that employ reconstruction loss for pre-training, our audio SSL model is tra…

2023

Code-Switching Text Generation and Injection in Mandarin-English ASR

ICASSP 2023accepted

Code-switching speech refers to a means of expression by mixing two or more languages within a single utterance. Automatic Speech Recognition (ASR) with End-to-End (E2E) modeling for such speech can be a challenging task due to the lack of data. In this study, we investigate text generation and inje…

Cited by 0SourceScholar
2023

ComSL: A Composite Speech-Language Model for End-to-End Speech-to-Text Translation

NeurIPS 2023poster

Joint speech-language training is challenging due to the large demand for training data and GPU consumption, as well as the modality gap between speech and language. We present ComSL, a speech-language model built atop a composite architecture of public pre-trained speech-only and language-only mode…

2023

DATA2VEC-SG: Improving Self-Supervised Learning Representations for Speech Generation Tasks

ICASSP 2023accepted

Self-supervised learning has been successfully applied to various speech recognition and understanding tasks. However, for generative tasks such as speech enhancement and speech separation, most self-supervised speech representations did not show substantial improvements. To deal with this problem,…

Cited by 0SourceScholar
2023

Joint Pre-Training with Speech and Bilingual Text for Direct Speech to Speech Translation

ICASSP 2023accepted

Direct speech-to-speech translation (S2ST) is an attractive research topic with many advantages compared to cascaded S2ST. However, direct S2ST suffers from the data scarcity problem because the corpora from the speech of the source language to the speech of the target language are very rare. To add…

Cited by 0SourceScholar
2023

LongFNT: Long-Form Speech Recognition with Factorized Neural Transducer

ICASSP 2023accepted

Traditional automatic speech recognition (ASR) systems usually focus on individual utterances, without considering long-form speech with useful historical information, which is more practical in real scenarios. Simply attending longer transcription history for a vanilla neural transducer model shows…

Cited by 0SourceScholar
2023

Robust Data2VEC: Noise-Robust Speech Representation Learning for ASR by Combining Regression and Improved Contrastive Learning

ICASSP 2023accepted

Self-supervised pre-training methods based on contrastive learning or regression tasks can utilize more unlabeled data to improve the performance of automatic speech recognition (ASR). However, the robustness impact of combining the two pre-training tasks and constructing different negative samples…

Cited by 0SourceScholar
2023

Target Sound Extraction with Variable Cross-Modality Clues

ICASSP 2023accepted

Automatic target sound extraction (TSE) is a machine learning approach to mimic the human auditory perception capability of attending to a sound source of interest from a mixture of sources. It often uses a model conditioned on a fixed form of target sound clues, such as a sound class label, which l…

Cited by 0SourceScholar
2022

A Configurable Multilingual Model is All You Need to Recognize All Languages

ICASSP 2022accepted

Multilingual automatic speech recognition models have shown great promise in recent years because of the simple model training and deployment process. Conventional methods either train a universal multilingual model without taking any language information or with a 1-hot language ID (LID) vector to…

Cited by 48SourceScholar
2022

Improving Noise Robustness of Contrastive Speech Representation Learning with Speech Reconstruction

ICASSP 2022accepted

Noise robustness is essential for deploying automatic speech recognition (ASR) systems in real-world environments. One way to reduce the effect of noise interference is to employ a preprocessing module that conducts speech enhancement, and then feed the enhanced speech to an ASR backend. In this wor…

Cited by 0SourceScholar
2022

Improving Self-Supervised Learning for Speech Recognition with Intermediate Layer Supervision

ICASSP 2022accepted

Recently, pioneer work finds that self-supervised pre-training methods can improve multiple downstream speech tasks, because the model utilizes bottom layers to learn speaker-related information and top layers to encode content-related information. Since the network capacity is limited, we believe t…

Cited by 0SourceScholar
2022

Large-Scale Self-Supervised Speech Representation Learning for Automatic Speaker Verification

ICASSP 2022accepted

The speech representations learned from large-scale unlabeled data have shown better generalizability than those from supervised learning and thus attract a lot of interest to be applied for various downstream tasks. In this paper, we explore the limits of speech representations learned by different…

Cited by 0SourceScholar
2022

Multi-View Self-Attention Based Transformer for Speaker Recognition

ICASSP 2022accepted

Initially developed for natural language processing (NLP), Transformer model is now widely used for speech processing tasks such as speaker recognition, due to its powerful sequence modeling capabilities. However, conventional self-attention mechanisms are originally designed for modeling textual se…

Cited by 0SourceScholar
2022

Optimizing Alignment of Speech and Language Latent Spaces for End-To-End Speech Recognition and Understanding

ICASSP 2022accepted

The advances in attention-based encoder-decoder (AED) networks have brought great progress to end-to-end (E2E) automatic speech recognition (ASR). One way to further improve the performance of AED-based E2E ASR is to introduce an extra text encoder for leveraging extensive text data and thus capture…

Cited by 0SourceScholar
2022

SpeechT5: Unified-Modal Encoder-Decoder Pre-Training for Spoken Language Processing

ACL 2022long

Motivated by the success of T5 (Text-To-Text Transfer Transformer) in pre-trained natural language processing models, we propose a unified-modal SpeechT5 framework that explores the encoder-decoder pre-training for self-supervised speech/text representation learning. The SpeechT5 framework consists…

2022

SpeechUT: Bridging Speech and Text with Hidden-Unit for Encoder-Decoder Based Speech-Text Pre-training

EMNLP 2022main

The rapid development of single-modal pre-training has prompted researchers to pay more attention to cross-modal pre-training methods. In this paper, we propose a unified-modal speech-unit-text pre-training model, SpeechUT, to connect the representations of a speech encoder and a text decoder with a…

2022

Two-Stream Network for Sign Language Recognition and Translation

NeurIPS 2022accept

Sign languages are visual languages using manual articulations and non-manual elements to convey information. For sign language recognition and translation, the majority of existing approaches directly encode RGB videos into hidden representations. RGB videos, however, are raw signals with substanti…

2022

Unispeech-Sat: Universal Speech Representation Learning With Speaker Aware Pre-Training

ICASSP 2022accepted

Self-supervised learning (SSL) is a long-standing goal for speech processing, since it utilizes large-scale unlabeled data and avoids extensive human labeling. Recent years have witnessed great successes in applying self-supervised learning in speech recognition, while limited exploration was attemp…

Cited by 0SourceScholar
2021

CodeXGLUE: A Machine Learning Benchmark Dataset for Code Understanding and Generation

NeurIPS 2021poster

Benchmark datasets have a significant impact on accelerating research in programming language tasks. In this paper, we introduce CodeXGLUE, a benchmark dataset to foster machine learning research for program understanding and generation. CodeXGLUE includes a collection of 10 tasks across 14 datasets…

Cited by 981SourcecodeScholar
2021

Developing Real-Time Streaming Transformer Transducer for Speech Recognition on Large-Scale Dataset

ICASSP 2021accepted

Recently, Transformer based end-to-end models have achieved great success in many areas including speech recognition. However, compared to LSTM models, the heavy computational cost of the Transformer during inference is a key issue to prevent their applications. In this work, we explored the potenti…

Cited by 0SourceScholar
2021

Don't Shoot Butterfly with Rifles: Multi-Channel Continuous Speech Separation with Early Exit Transformer

ICASSP 2021accepted

With its strong modeling capacity that comes from a multi-head and multi-layer structure, Transformer is a very powerful model for learning a sequential representation and has been successfully applied to speech separation recently. However, multi-channel speech separation sometimes does not necessa…

Cited by 0SourceScholar
2021

GraphCodeBERT: Pre-training Code Representations with Data Flow

ICLR 2021poster

Pre-trained models for programming language have achieved dramatic empirical improvements on a variety of code-related tasks such as code search, code completion, code summarization, etc. However, existing pre-trained models regard a code snippet as a sequence of tokens, while ignoring the inherent…

2021

Jointly Learning to Repair Code and Generate Commit Message

EMNLP 2021main

We propose a novel task of jointly repairing program codes and generating commit messages. Code repair and commit message generation are two essential and related tasks for software development. However, existing work usually performs the two tasks independently. We construct a multilingual triple d…

2021

Knowledge Enhanced Fine-Tuning for Better Handling Unseen Entities in Dialogue Generation

EMNLP 2021main

Although pre-training models have achieved great success in dialogue generation, their performance drops dramatically when the input contains an entity that does not appear in pre-training and fine-tuning datasets (unseen entity). To address this issue, existing methods leverage an external knowledg…

2021

Microsoft Speaker Diarization System for the Voxceleb Speaker Recognition Challenge 2020

ICASSP 2021accepted

This paper describes the Microsoft speaker diarization system for monaural multi-talker recordings in the wild, evaluated at the diarization track of the VoxCeleb Speaker Recognition Challenge (VoxSRC) 2020. We will first explain our system design to address issues in handling real multi-talker reco…

Cited by 0SourceScholar
2021

SemFace: Pre-training Encoder and Decoder with a Semantic Interface for Neural Machine Translation

ACL 2021long

While pre-training techniques are working very well in natural language processing, how to pre-train a decoder and effectively use it for neural machine translation (NMT) still remains a tricky issue. The main reason is that the cross-attention module between the encoder and decoder cannot be pre-tr…

Cited by 18SourcePDFScholar
2021

UniSpeech: Unified Speech Representation Learning with Labeled and Unlabeled Data

ICML 2021spotlight

In this paper, we propose a unified pre-training approach called UniSpeech to learn speech representations with both labeled and unlabeled data, in which supervised phonetic CTC learning and phonetically-aware contrastive self-supervised learning are conducted in a multi-task learning manner. The re…