English
Related papers

Related papers: EchoScan: Scanning Complex Room Geometries via Aco…

200 papers

This paper presents a method to reconstruct the 3D structure of generic convex rooms from sound signals. Differently from most of the previous approaches, the method is fully uncalibrated in the sense that no knowledge about the microphones…

Sound · Computer Science 2016-06-21 Marco Crocco , Andrea Trucco , Alessio Del Bue

Wave-guide-based physical systems provide a promising route toward energy-efficient analog computing beyond traditional electronics. Within this landscape, acoustic neural networks represent a promising approach for achieving low-power…

Sound · Computer Science 2025-11-27 Ivan Kalthoff , Marcel Rey , Raphael Wittkowski

The conventional room geometry blind inference techniques with acoustic signals are conducted based on the prior knowledge of the environment, such as the room impulse response (RIR) or the sound source position, which will limit its…

Sound · Computer Science 2022-07-25 Shan Gao , Xihong Wu , Tianshu Qu

Depth estimation, as a necessary clue to convert 2D images into the 3D space, has been applied in many machine vision areas. However, to achieve an entire surrounding 360-degree geometric sensing, traditional stereo matching algorithms for…

Computer Vision and Pattern Recognition · Computer Science 2021-09-22 Keyang Zhou , Kailun Yang , Kaiwei Wang

Acoustic Environment Matching (AEM) is the task of transferring clean audio into a target acoustic environment, enabling engaging applications such as audio dubbing and auditory immersive virtual reality (VR). Recovering similar room…

Sound · Computer Science 2026-04-01 Chenpei Huang , Lingfeng Yao , Kyu In Lee , Lan Emily Zhang , Xun Chen , Miao Pan

We present a novel neural surface reconstruction method called NeuralRoom for reconstructing room-sized indoor scenes directly from a set of 2D images. Recently, implicit neural representations have become a promising way to reconstruct…

Computer Vision and Pattern Recognition · Computer Science 2022-11-29 Yusen Wang , Zongcheng Li , Yu Jiang , Kaixuan Zhou , Tuo Cao , Yanping Fu , Chunxia Xiao

Reconstructing the room transfer functions needed to calculate the complex sound field in a room has several important real-world applications. However, an unpractical number of microphones is often required. Recently, in addition to…

Audio and Speech Processing · Electrical Eng. & Systems 2024-06-12 Francesca Ronchini , Luca Comanducci , Mirco Pezzoli , Fabio Antonacci , Augusto Sarti

Geometrical approaches for room acoustics simulation have the advantage of requiring limited computational resources while still achieving a high perceptual plausibility. A common approach is using the image source model for direct and…

Sound · Computer Science 2024-10-28 Siegfried Gündert , Stephan D. Ewert , Steven van de Par

Room geometry is important prior information for implementing realistic 3D audio rendering. For this reason, various room geometry inference (RGI) methods have been developed by utilizing the time-of-arrival (TOA) or…

Audio and Speech Processing · Electrical Eng. & Systems 2024-11-25 Inmo Yeon , Jung-Woo Choi

This article explores a variant of Kac's famous problem, "Can one hear the shape of a drum?", by addressing a geometric inverse problem in acoustics. Our objective is to reconstruct the shape of a cuboid room using acoustic signals measured…

Optimization and Control · Mathematics 2025-09-11 Antoine Deleforge , Cédric Foy , Yannick Privat , Tom Sprunck

Different methods can be employed to render virtual reverberation, often requiring substantial information about the room's geometry and the acoustic characteristics of the surfaces. However, fully comprehensive approaches that account for…

Audio and Speech Processing · Electrical Eng. & Systems 2024-11-18 Vincent Martin , Isaac Engel , Lorenzo Picinali

There has been a growing adoption of computer vision tools and technologies in architectural design workflows over the past decade. Notable use cases include point cloud generation, visual content analysis, and spatial awareness for robotic…

Computer Vision and Pattern Recognition · Computer Science 2023-12-21 Demircan Tas , Rohit Priyadarshi Sanatani

Conventional acoustic metasurfaces are constructed with gradiently ``local'' phase shift profiles provided by subunits. The local strategy implies the ignorance of the mutual coupling between subunits, which limits the efficiency of…

Applied Physics · Physics 2021-08-04 Hua Ding , Xinsheng Fang , Bin Jia , Nengyin Wang , Qian Cheng , Yong Li

We show that one can reconstruct the shape of a room with planar walls from the first-order echoes received by four non-planar microphones placed on a drone with generic position and orientation. Both the cases where the source is located…

Commutative Algebra · Mathematics 2020-01-16 Mireille Boutin , Gregor Kemper

Metric depth prediction from monocular videos suffers from bad generalization between datasets and requires supervised depth data for scale-correct training. Self-supervised training using multi-view reconstruction can benefit from large…

Computer Vision and Pattern Recognition · Computer Science 2024-12-03 Xiaohu Liu , Sascha Hornauer , Fabien Moutarde , Jialiang Lu

Accurate acoustic simulations of enclosed spaces require precise boundary conditions, typically expressed through surface impedances for wave-based methods. Conventional measurement techniques often rely on simplifying assumptions about the…

Sound · Computer Science 2026-04-09 Jonas M. Schmid , Johannes D. Schmid , Martin Eser , Steffen Marburg

One of the challenges in computational acoustics is the identification of models that can simulate and predict the physical behavior of a system generating an acoustic signal. Whenever such models are used for commercial applications an…

We present EchoScene, an interactive and controllable generative model that generates 3D indoor scenes on scene graphs. EchoScene leverages a dual-branch diffusion model that dynamically adapts to scene graphs. Existing methods struggle to…

Computer Vision and Pattern Recognition · Computer Science 2025-02-28 Guangyao Zhai , Evin Pınar Örnek , Dave Zhenyu Chen , Ruotong Liao , Yan Di , Nassir Navab , Federico Tombari , Benjamin Busam

In this paper, a deep-learning-based method for sound field reconstruction is proposed. It is shown the possibility to reconstruct the magnitude of the sound pressure in the frequency band 30-300 Hz for an entire room by using a very low…

Sound · Computer Science 2020-08-07 Francesc Lluís , Pablo Martínez-Nuevo , Martin Bo Møller , Sven Ewan Shepstone

Deep learning has the potential to enhance speech signals and increase their intelligibility for users of hearing aids. Deep models suited for real-world application should feature a low computational complexity and low processing delay of…

Audio and Speech Processing · Electrical Eng. & Systems 2024-10-31 Nils L. Westhausen , Hendrik Kayser , Theresa Jansen , Bernd T. Meyer