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Recently, deep learning-based Text-to-Speech (TTS) systems have achieved high-quality speech synthesis results. Recurrent neural networks have become a standard modeling technique for sequential data in TTS systems and are widely used.…

声音 · 计算机科学 2024-03-19 Ziqi Liang , Haoxiang Shi , Jiawei Wang , Keda Lu

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,…

计算与语言 · 计算机科学 2023-10-27 Yongxin Zhu , Zhujin Gao , Xinyuan Zhou , Zhongyi Ye , Linli Xu

Latent Diffusion Models (LDMs) have emerged as powerful generative models, known for delivering remarkable results under constrained computational resources. However, deploying LDMs on resource-limited devices remains a complex issue,…

机器学习 · 计算机科学 2024-04-19 Thibault Castells , Hyoung-Kyu Song , Bo-Kyeong Kim , Shinkook Choi

Recent advancements in diffusion models have been effective in learning data priors for solving inverse problems. They leverage diffusion sampling steps for inducing a data prior while using a measurement guidance gradient at each step to…

机器学习 · 计算机科学 2025-04-02 Rayhan Zirvi , Bahareh Tolooshams , Anima Anandkumar

Neural vocoder using denoising diffusion probabilistic model (DDPM) has been improved by adaptation of the diffusion noise distribution to given acoustic features. In this study, we propose SpecGrad that adapts the diffusion noise so that…

音频与语音处理 · 电气工程与系统科学 2022-08-08 Yuma Koizumi , Heiga Zen , Kohei Yatabe , Nanxin Chen , Michiel Bacchiani

Recently, the strong latent Diffusion Probabilistic Model (DPM) has been applied to high-quality Text-to-Image (T2I) generation (e.g., Stable Diffusion), by injecting the encoded target text prompt into the gradually denoised diffusion…

计算机视觉与模式识别 · 计算机科学 2024-10-29 Mingyang Yi , Aoxue Li , Yi Xin , Zhenguo Li

Latent diffusion models offer an attractive alternative to discrete diffusion for non-autoregressive text generation by operating on continuous text representations and denoising entire sequences in parallel. The major challenge in latent…

Diffusion Probabilistic Models (DPMs) have emerged as the de facto approach for high-fidelity image synthesis, operating diffusion processes on continuous VAE latent, which significantly differ from the text generation methods employed by…

计算机视觉与模式识别 · 计算机科学 2024-12-30 Xiaoping Wu , Jie Hu , Xiaoming Wei

We propose Guided-TTS, a high-quality text-to-speech (TTS) model that does not require any transcript of target speaker using classifier guidance. Guided-TTS combines an unconditional diffusion probabilistic model with a separately trained…

声音 · 计算机科学 2022-06-13 Heeseung Kim , Sungwon Kim , Sungroh Yoon

The incorporation of Denoising Diffusion Models (DDMs) in the Text-to-Speech (TTS) domain is rising, providing great value in synthesizing high quality speech. Although they exhibit impressive audio quality, the extent of their semantic…

声音 · 计算机科学 2024-06-05 Miri Varshavsky-Hassid , Roy Hirsch , Regev Cohen , Tomer Golany , Daniel Freedman , Ehud Rivlin

Interpreting EEG signals linked to spoken language presents a complex challenge, given the data's intricate temporal and spatial attributes, as well as the various noise factors. Denoising diffusion probabilistic models (DDPMs), which have…

计算与语言 · 计算机科学 2023-11-15 Soowon Kim , Seo-Hyun Lee , Young-Eun Lee , Ji-Won Lee , Ji-Ha Park , Seong-Whan Lee

Recently, there has been a growing interest in text-to-speech (TTS) methods that can be trained with minimal supervision by combining two types of discrete speech representations and using two sequence-to-sequence tasks to decouple TTS.…

声音 · 计算机科学 2023-12-19 Chunyu Qiang , Hao Li , Hao Ni , He Qu , Ruibo Fu , Tao Wang , Longbiao Wang , Jianwu Dang

Diffusion Probabilistic Models (DPMs) suffer from inefficient inference due to their slow sampling and high memory consumption, which limits their applicability to various medical imaging applications. In this work, we propose a novel…

计算机视觉与模式识别 · 计算机科学 2025-01-22 Fahim Ahmed Zaman , Mathews Jacob , Amanda Chang , Kan Liu , Milan Sonka , Xiaodong Wu

Denoising diffusion probabilistic models (DDPMs) are a recent family of generative models that achieve state-of-the-art results. In order to obtain class-conditional generation, it was suggested to guide the diffusion process by gradients…

计算机视觉与模式识别 · 计算机科学 2023-03-17 Bahjat Kawar , Roy Ganz , Michael Elad

Text-to-Speech (TTS) models have advanced significantly, aiming to accurately replicate human speech's diversity, including unique speaker identities and linguistic nuances. Despite these advancements, achieving an optimal balance between…

音频与语音处理 · 电气工程与系统科学 2024-08-28 Jinhyeok Yang , Junhyeok Lee , Hyeong-Seok Choi , Seunghun Ji , Hyeongju Kim , Juheon Lee

Diffusion probabilistic models (DPMs) and their extensions have emerged as competitive generative models yet confront challenges of efficient sampling. We propose a new bilateral denoising diffusion model (BDDM) that parameterizes both the…

音频与语音处理 · 电气工程与系统科学 2022-03-28 Max W. Y. Lam , Jun Wang , Dan Su , Dong Yu

Text-to-Speech (TTS) services that run on edge devices have many advantages compared to cloud TTS, e.g., latency and privacy issues. However, neural vocoders with a low complexity and small model footprint inevitably generate annoying…

音频与语音处理 · 电气工程与系统科学 2022-07-01 Sangjun Park , Kihyun Choo , Joohyung Lee , Anton V. Porov , Konstantin Osipov , June Sig Sung

Trajectory prediction is a fundamental task for autonomous systems, requiring complex reasoning about multi-agent interactions and intents. Large language models (LLMs) have recently been adopted for this task, as they provide strong…

人工智能 · 计算机科学 2026-05-29 Mincheol Kang , Hyunjin Lim , Bomin Kang , Daehee Park

Scaling Text-to-speech (TTS) to large-scale datasets has been demonstrated as an effective method for improving the diversity and naturalness of synthesized speech. At the high level, previous large-scale TTS models can be categorized into…

Diffusion models have demonstrated significant potential in speech synthesis tasks, including text-to-speech (TTS) and voice cloning. However, their iterative denoising processes are computationally intensive, and previous distillation…

音频与语音处理 · 电气工程与系统科学 2025-02-21 Yingahao Aaron Li , Rithesh Kumar , Zeyu Jin