3 papers
cs.SD2025
Smark: A Watermark for Text-to-Speech Diffusion Models via Discrete Wavelet Transform
Yichuan Zhang, Chengxin Li, Yujie Gu
Text-to-Speech (TTS) diffusion models generate high-quality speech, which raises challenges for the model intellectual property protection and speech tracing for legal use. Audio w…
cs.AI2025
POI-Enhancer: An LLM-based Semantic Enhancement Framework for POI Representation Learning
Jiawei Cheng, Jingyuan Wang, Yichuan Zhang +4
POI representation learning plays a crucial role in handling tasks related to user mobility data. Recent studies have shown that enriching POI representations with multimodal infor…
math.DS2023
Stability analysis of an SIR model with saturated infection rate and saturated treatment rate
Yichuan Zhang, Changrong Zhu
Treatment rate has always been one of the most important factors affecting the spread of infectious diseases. In this paper, we study a treatment function SIR model with treatment…