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Lijia Sun

4 accepted papers

2025

Improving Lip-synchrony in Direct Audio-Visual Speech-to-Speech Translation

ICASSP 2025accepted

Audio-Visual Speech-to-Speech Translation (AVS2S) typically prioritizes improving translation quality and naturalness. However, an equally critical aspect in audio-visual content is lip-synchrony—ensuring that the movements of the lips match the spoken content—essential for maintaining realism in du…

Cited by 0SourceScholar
2024

Bootstrapping LLM-based Task-Oriented Dialogue Agents via Self-Talk

ACL 2024findings

Large language models (LLMs) are powerful dialogue agents, but specializing them towards fulfilling a specific function can be challenging. Instructing tuning, i.e. tuning models on instruction and sample responses generated by humans (Ouyang et al., 2022), has proven as an effective method to do so…

2024

MAGID: An Automated Pipeline for Generating Synthetic Multi-modal Datasets

NAACL 2024long

Development of multimodal interactive systems is hindered by the lack of rich, multimodal (text, images) conversational data, which is needed in large quantities for LLMs. Previous approaches augment textual dialogues with retrieved images, posing privacy, diversity, and quality constraints. In this…

2024

TofuEval: Evaluating Hallucinations of LLMs on Topic-Focused Dialogue Summarization

NAACL 2024long

Single document news summarization has seen substantial progress on faithfulness in recent years, driven by research on the evaluation of factual consistency, or hallucinations. We ask whether these advances carry over to other text summarization domains. We propose a new evaluation benchmark on top…