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Related papers: DiffAU: Diffusion-Based Ambisonics Upscaling

200 papers

Spatial audio is essential for enhancing the immersiveness of audio-visual experiences, yet its production typically demands complex recording systems and specialized expertise. In this work, we address a novel problem of generating…

Sound · Computer Science 2025-06-17 Jaeyeon Kim , Heeseung Yun , Gunhee Kim

Diffusion models have attracted a lot of attention in recent years. These models view speech generation as a continuous-time process. For efficient training, this process is typically restricted to additive Gaussian noising, which is…

Machine Learning · Computer Science 2025-10-14 Xiaozhou Tan , Minghui Zhao , Anton Ragni

In this paper we consider the problem of acoustic inversion in the context of the optoacoustic tomography image reconstruction problem. By leveraging the ability of the recently proposed diffusion models for image generative tasks among…

Image and Video Processing · Electrical Eng. & Systems 2024-04-17 M. G. González , M. Vera , A. Dreszman , L. J. Rey Vega

The Video-to-Audio (V2A) model has recently gained attention for its practical application in generating audio directly from silent videos, particularly in video/film production. However, previous methods in V2A have limited generation…

Sound · Computer Science 2023-07-03 Simian Luo , Chuanhao Yan , Chenxu Hu , Hang Zhao

Recent advancements in deep learning have led to widespread use of techniques for audio content generation, notably employing Denoising Diffusion Probabilistic Models (DDPM) across various tasks. Among these, Foley Sound Synthesis is of…

Audio and Speech Processing · Electrical Eng. & Systems 2025-03-14 Marco Furio Colombo , Francesca Ronchini , Luca Comanducci , Fabio Antonacci

Ambisonics i.e., a full-sphere surround sound, is quintessential with 360-degree visual content to provide a realistic virtual reality (VR) experience. While 360-degree visual content capture gained a tremendous boost recently, the…

Sound · Computer Science 2019-08-20 Aakanksha Rana , Cagri Ozcinar , Aljoscha Smolic

Unsupervised Anomalous Sound Detection (ASD) aims to design a generalizable method that can be used to detect anomalies when only normal sounds are given. In this paper, Anomalous Sound Detection based on Diffusion Models (ASD-Diffusion) is…

Sound · Computer Science 2024-09-25 Fengrun Zhang , Xiang Xie , Kai Guo

Diffusion-based data augmentation (DiffDA) has emerged as a promising approach to improving classification performance under data scarcity. However, existing works vary significantly in task configurations, model choices, and experimental…

Computer Vision and Pattern Recognition · Computer Science 2026-03-10 Zekun Li , Yinghuan Shi , Yang Gao , Dong Xu

This paper introduces a novel framework for high-accuracy outdoor user equipment (UE) positioning that applies a conditional generative diffusion model directly to high-dimensional massive MIMO channel state information (CSI). Traditional…

Networking and Internet Architecture · Computer Science 2025-10-17 Taekyun Lee , Tommaso Balercia , Heasung Kim , Hyeji Kim , Jeffrey G. Andrews

In higher-order Ambisonics, a framework for sound field reproduction, secondary-source driving signals are generally obtained by regularized mode matching. The authors have proposed a regularization technique based on direction-of-arrival…

Audio and Speech Processing · Electrical Eng. & Systems 2025-02-25 Ryo Matsuda , Makoto Otani

Recently, diffusion models have achieved great success in mono-channel audio generation. However, when it comes to stereo audio generation, the soundscapes often have a complex scene of multiple objects and directions. Controlling stereo…

Sound · Computer Science 2025-02-26 Peiwen Sun , Sitong Cheng , Xiangtai Li , Zhen Ye , Huadai Liu , Honggang Zhang , Wei Xue , Yike Guo

Background: Photoacoustic Microscopy (PAM) integrates optical and acoustic imaging, offering enhanced penetration depth for detecting optical-absorbing components in tissues. Nonetheless, challenges arise in scanning large areas with high…

Medical Physics · Physics 2023-12-15 Irem Loc , Mehmet Burcin Unlu

Collaborative 3D object detection holds significant importance in the field of autonomous driving, as it greatly enhances the perception capabilities of each individual agent by facilitating information exchange among multiple agents.…

Computer Vision and Pattern Recognition · Computer Science 2025-09-05 Zhe Huang , Shuo Wang , Yongcai Wang , Lei Wang

We propose DiffuStereo, a novel system using only sparse cameras (8 in this work) for high-quality 3D human reconstruction. At its core is a novel diffusion-based stereo module, which introduces diffusion models, a type of powerful…

Computer Vision and Pattern Recognition · Computer Science 2022-07-21 Ruizhi Shao , Zerong Zheng , Hongwen Zhang , Jingxiang Sun , Yebin Liu

We present a CNN architecture for speech enhancement from multichannel first-order Ambisonics mixtures. The data-dependent spatial filters, deduced from a mask-based approach, are used to help an automatic speech recognition engine to face…

Audio and Speech Processing · Electrical Eng. & Systems 2020-06-03 Amélie Bosca , Alexandre Guérin , Lauréline Perotin , Srđan Kitić

Accurately estimating and simulating the physical properties of objects from real-world sound recordings is of great practical importance in the fields of vision, graphics, and robotics. However, the progress in these directions has been…

Sound · Computer Science 2024-09-23 Xutong Jin , Chenxi Xu , Ruohan Gao , Jiajun Wu , Guoping Wang , Sheng Li

A recent study has shown that diffusion models are well-suited for modeling the generative process of user-item interactions in recommender systems due to their denoising nature. However, existing diffusion model-based recommender systems…

Information Retrieval · Computer Science 2024-04-23 Yu Hou , Jin-Duk Park , Won-Yong Shin

Autoregressive (AR) large audio language models (LALMs) such as Qwen-2.5-Omni have achieved strong performance on audio understanding and interaction, but scaling them remains costly in data and computation, and strictly sequential decoding…

Sound · Computer Science 2026-02-02 Jiaming Zhou , Xuxin Cheng , Shiwan Zhao , Yuhang Jia , Cao Liu , Ke Zeng , Xunliang Cai , Yong Qin

The performance of leaning-based perception algorithms suffer when deployed in out-of-distribution and underrepresented environments. Outdoor robots are particularly susceptible to rapid changes in visual scene appearance due to dynamic…

Computer Vision and Pattern Recognition · Computer Science 2025-07-02 Peter Mortimer , Mirko Maehlisch

We study the problem of multimodal physical scene understanding, where an embodied agent needs to find fallen objects by inferring object properties, direction, and distance of an impact sound source. Previous works adopt feed-forward…

Robotics · Computer Science 2024-07-17 Jie Yin , Andrew Luo , Yilun Du , Anoop Cherian , Tim K. Marks , Jonathan Le Roux , Chuang Gan