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Binaural audio plays a significant role in constructing immersive augmented and virtual realities. As it is expensive to record binaural audio from the real world, synthesizing them from mono audio has attracted increasing attention. This…

音频与语音处理 · 电气工程与系统科学 2022-11-30 Yichong Leng , Zehua Chen , Junliang Guo , Haohe Liu , Jiawei Chen , Xu Tan , Danilo Mandic , Lei He , Xiang-Yang Li , Tao Qin , Sheng Zhao , Tie-Yan Liu

Recently, conditional score-based diffusion models have gained significant attention in the field of supervised speech enhancement, yielding state-of-the-art performance. However, these methods may face challenges when generalising to…

计算机视觉与模式识别 · 计算机科学 2023-09-20 Berné Nortier , Mostafa Sadeghi , Romain Serizel

Whistle contour extraction aims to derive animal whistles from time-frequency spectrograms as polylines. For toothed whales, whistle extraction results can serve as the basis for analyzing animal abundance, species identity, and social…

计算机视觉与模式识别 · 计算机科学 2023-04-07 Pu Li , Marie Roch , Holger Klinck , Erica Fleishman , Douglas Gillespie , Eva-Marie Nosal , Yu Shiu , Xiaobai Liu

Diffusion Models have shown remarkable proficiency in image and video synthesis. As model size and latency increase limit user experience, hybrid edge-cloud collaborative framework was recently proposed to realize fast inference and…

计算机视觉与模式识别 · 计算机科学 2025-07-18 Jiajian Xie , Shengyu Zhang , Zhou Zhao , Fan Wu , Fei Wu

Survival analysis is a cornerstone of clinical research by modeling time-to-event outcomes such as metastasis, disease relapse, or patient death. Unlike standard tabular data, survival data often come with incomplete event information due…

机器学习 · 计算机科学 2026-02-06 Marie Brockschmidt , Maresa Schröder , Stefan Feuerriegel

Most generative models of audio directly generate samples in one of two domains: time or frequency. While sufficient to express any signal, these representations are inefficient, as they do not utilize existing knowledge of how sound is…

机器学习 · 计算机科学 2020-01-15 Jesse Engel , Lamtharn Hantrakul , Chenjie Gu , Adam Roberts

Data synthesis and augmentation are essential for Sound Event Detection (SED) due to the scarcity of temporally labeled data. While augmentation methods like SpecAugment and Mix-up can enhance model performance, they remain constrained by…

音频与语音处理 · 电气工程与系统科学 2025-09-24 Jiarui Hai , Mounya Elhilali

Audio-driven simultaneous gesture generation is vital for human-computer communication, AI games, and film production. While previous research has shown promise, there are still limitations. Methods based on VAEs are accompanied by issues…

声音 · 计算机科学 2024-11-04 Yongkang Cheng , Mingjiang Liang , Shaoli Huang , Gaoge Han , Jifeng Ning , Wei Liu

Diffusion models have emerged as powerful generative frameworks by progressively adding noise to data through a forward process and then reversing this process to generate realistic samples. While these models have achieved strong…

机器学习 · 计算机科学 2025-03-04 Xingzhuo Guo , Yu Zhang , Baixu Chen , Haoran Xu , Jianmin Wang , Mingsheng Long

Diffusion models have significantly advanced the fields of image, audio, and video generation, but they depend on an iterative sampling process that causes slow generation. To overcome this limitation, we propose consistency models, a new…

机器学习 · 计算机科学 2023-06-01 Yang Song , Prafulla Dhariwal , Mark Chen , Ilya Sutskever

Deep learning Convolutional Neural Network (CNN) models are powerful classification models but require a large amount of training data. In niche domains such as bird acoustics, it is expensive and difficult to obtain a large number of…

计算机视觉与模式识别 · 计算机科学 2019-09-18 Dina B. Efremova , Mangalam Sankupellay , Dmitry A. Konovalov

This study proposes a method based on fully convolutional neural networks (FCNs) to identify migratory birds from their songs, with the objective of recognizing which birds pass through certain areas and at what time. To determine the best…

Synthetic data generation is an important application of machine learning in the field of medical imaging. While existing approaches have successfully applied fine-tuned diffusion models for synthesizing medical images, we explore potential…

计算机视觉与模式识别 · 计算机科学 2024-10-04 Lakshmi Nair

Speech enhancement is a critical component of many user-oriented audio applications, yet current systems still suffer from distorted and unnatural outputs. While generative models have shown strong potential in speech synthesis, they are…

音频与语音处理 · 电气工程与系统科学 2022-02-11 Yen-Ju Lu , Zhong-Qiu Wang , Shinji Watanabe , Alexander Richard , Cheng Yu , Yu Tsao

Analytical diffusion models offer a mathematically transparent path to generative modeling by formulating the denoising score as an empirical-Bayes posterior mean. However, this interpretability comes at a prohibitive cost: the standard…

机器学习 · 计算机科学 2026-02-19 Xinyi Shang , Peng Sun , Jingyu Lin , Zhiqiang Shen

We introduce NitroFusion, a fundamentally different approach to single-step diffusion that achieves high-quality generation through a dynamic adversarial framework. While one-step methods offer dramatic speed advantages, they typically…

计算机视觉与模式识别 · 计算机科学 2024-12-09 Dar-Yen Chen , Hmrishav Bandyopadhyay , Kai Zou , Yi-Zhe Song

Diffusion models are receiving a growing interest for a variety of signal generation tasks such as speech or music synthesis. WaveGrad, for example, is a successful diffusion model that conditionally uses the mel spectrogram to guide a…

声音 · 计算机科学 2024-02-27 Haocheng Liu , Teysir Baoueb , Mathieu Fontaine , Jonathan Le Roux , Gael Richard

The lack of real-world data in clinical fields poses a major obstacle in training effective AI models for diagnostic and preventive tools in medicine. Generative AI has shown promise in increasing data volume and enhancing model training,…

机器学习 · 计算机科学 2026-02-10 Md Shahriar Kabir , Sana Alamgeer , Minakshi Debnath , Anne H. H. Ngu

Generative models often treat continuous data and discrete events as separate processes, creating a gap in modeling complex systems where they interact synchronously. To bridge this gap, we introduce JointDiff, a novel diffusion framework…

机器学习 · 计算机科学 2026-01-30 Guillem Capellera , Luis Ferraz , Antonio Rubio , Alexandre Alahi , Antonio Agudo

Creating high-quality sound effects from videos and text prompts requires precise alignment between visual and audio domains, both semantically and temporally, along with step-by-step guidance for professional audio generation. However,…

声音 · 计算机科学 2025-03-31 Haomin Zhang , Sizhe Shan , Haoyu Wang , Zihao Chen , Xiulong Liu , Chaofan Ding , Xinhan Di