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Zhujin Gao

4 accepted papers

2025

Unifying Continuous and Discrete Text Diffusion with Non-simultaneous Diffusion Processes

ACL 2025long

Diffusion models have emerged as a promising approach for text generation, with recent works falling into two main categories: discrete and continuous diffusion models. Discrete diffusion models apply token corruption independently using categorical distributions, allowing for different diffusion pr…

Cited by 0SourcePDFScholar
2024

Empowering Diffusion Models on the Embedding Space for Text Generation

NAACL 2024long

Diffusion models have achieved state-of-the-art synthesis quality on both visual and audio tasks, and recent works further adapt them to textual data by diffusing on the embedding space. In this paper, we conduct systematic studies of the optimization challenges encountered with both the embedding s…

2024

Few-shot Temporal Pruning Accelerates Diffusion Models for Text Generation

COLING 2024main

Diffusion models have achieved significant success in computer vision and shown immense potential in natural language processing applications, particularly for text generation tasks. However, generating high-quality text using these models often necessitates thousands of iterations, leading to slow…

Cited by 1SourcePDFScholar
2023

DiffS2UT: A Semantic Preserving Diffusion Model for Textless Direct Speech-to-Speech Translation

EMNLP 2023long main

While Diffusion Generative Models have achieved great success on image generation tasks, how to efficiently and effectively incorporate them into speech generation especially translation tasks remains a non-trivial problem. Specifically, due to the low information density of speech data, the transfo…

Cited by 0SourceScholar