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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

Knowing the room geometry may be very beneficial for many audio applications, including sound reproduction, acoustic scene analysis, and sound source localization. Room geometry inference (RGI) deals with the problem of reflector…

Audio and Speech Processing · Electrical Eng. & Systems 2023-08-29 Cagdas Tuna , Altan Akat , H. Nazim Bicer , Andreas Walther , Emanuël A. P. Habets

We describe a new method to estimate the geometry of a room given room impulse responses. The method utilises convolutional neural networks to estimate the room geometry and uses the mean square error as the loss function. In contrast to…

Audio and Speech Processing · Electrical Eng. & Systems 2019-05-16 Wangyang Yu , W. Bastiaan Kleijn

Prediction of room impulse responses (RIRs) is essential for room acoustics, spatial audio, and immersive applications, yet conventional simulations and measurements remain computationally expensive and time-consuming. This work proposes a…

Audio and Speech Processing · Electrical Eng. & Systems 2025-09-30 Imran Muhammad , Gerald Schuller

The room impulse response (RIR) encodes, among others, information about the distance of an acoustic source from the sensors. Deep neural networks (DNNs) have been shown to be able to extract that information for acoustic distance…

Sound · Computer Science 2024-08-27 Tobias Gburrek , Adrian Meise , Joerg Schmalenstroeer , Reinhold Haeb-Umbach

In mixed reality applications, a realistic acoustic experience in spatial environments is as crucial as the visual experience for achieving true immersion. Despite recent advances in neural approaches for Room Impulse Response (RIR)…

Computer Vision and Pattern Recognition · Computer Science 2025-06-06 Xiulong Liu , Anurag Kumar , Paul Calamia , Sebastia V. Amengual , Calvin Murdock , Ishwarya Ananthabhotla , Philip Robinson , Eli Shlizerman , Vamsi Krishna Ithapu , Ruohan Gao

Rendering immersive spatial audio in virtual reality (VR) and video games demands a fast and accurate generation of room impulse responses (RIRs) to recreate auditory environments plausibly. However, the conventional methods for simulating…

Audio and Speech Processing · Electrical Eng. & Systems 2026-02-11 Jackie Lin , Georg Götz , Sebastian J. Schlecht

Knowing the geometry of a space is desirable for many applications, e.g. sound source localization, sound field reproduction or auralization. In circumstances where only acoustic signals can be obtained, estimating the geometry of a room is…

Sound · Computer Science 2019-07-03 Linh Nguyen , Jaime Valls Miro , Xiaojun Qiu

Room impulse response (RIR) functions capture how the surrounding physical environment transforms the sounds heard by a listener, with implications for various applications in AR, VR, and robotics. Whereas traditional methods to estimate…

Sound · Computer Science 2022-11-28 Sagnik Majumder , Changan Chen , Ziad Al-Halah , Kristen Grauman

Accurate estimation of indoor space geometries is vital for constructing precise digital twins, whose broad industrial applications include navigation in unfamiliar environments and efficient evacuation planning, particularly in low-light…

Sound · Computer Science 2024-11-25 Inmo Yeon , Iljoo Jeong , Seungchul Lee , Jung-Woo Choi

We propose a multimodal deep learning model for VR auralization that generates spatial room impulse responses (SRIRs) in real time to reconstruct scene-specific auditory perception. Employing SRIRs as the output reduces computational…

Audio and Speech Processing · Electrical Eng. & Systems 2026-04-08 Zhiyu Li , Xinwen Yue , Shenghui Zhao , Jing Wang

This paper focuses on room fingerprinting, a task involving the analysis of an audio recording to determine the specific volume and shape of the room in which it was captured. While it is relatively straightforward to determine the basic…

Audio and Speech Processing · Electrical Eng. & Systems 2024-06-06 Jacob Bitterman , Daniel Levi , Hilel Hagai Diamandi , Sharon Gannot , Tal Rosenwein

Recent years have seen immense progress in 3D computer vision and computer graphics, with emerging tools that can virtualize real-world 3D environments for numerous Mixed Reality (XR) applications. However, alongside immersive visual…

Sound · Computer Science 2024-06-12 Mason Wang , Ryosuke Sawata , Samuel Clarke , Ruohan Gao , Shangzhe Wu , Jiajun Wu

In the context of building acoustics and the acoustic diagnosis of an existing room, this paper introduces and investigates a new approach to estimate mean absorption coefficients solely from a room impulse response (RIR). This inverse…

Neural and Evolutionary Computing · Computer Science 2021-09-02 Cédric Foy , Antoine Deleforge , Diego Di Carlo

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

For augmented (AR) and virtual reality (VR) applications, accurate estimates of the acoustic characteristics of a scene are critical for creating a sense of immersion. However, directly estimating Room-impulse Responses (RIRs) from scene…

Audio and Speech Processing · Electrical Eng. & Systems 2025-11-20 Ricardo Falcon-Perez , Ruohan Gao , Gregor Mueckl , Sebastia V. Amengual Gari , Ishwarya Ananthabhotla

Room Impulse Responses (RIRs) characterize acoustic environments and are crucial in multiple audio signal processing tasks. High-quality RIR estimates drive applications such as virtual microphones, sound source localization, augmented…

Sound · Computer Science 2025-04-30 Sagi Della Torre , Mirco Pezzoli , Fabio Antonacci , Sharon Gannot

Implicit Neural Representations (INRs) are widely used for modeling continuous 2D images, enabling high-fidelity reconstruction, super-resolution, and compression. Architectures such as SIREN, WIRE, and FINER demonstrate their ability to…

Computer Vision and Pattern Recognition · Computer Science 2026-03-26 Weronika Jakubowska , Mikołaj Zieliński , Rafał Tobiasz , Krzysztof Byrski , Maciej Zięba , Dominik Belter , Przemysław Spurek

We introduce a computationally efficient and tunable feedback delay network (FDN) architecture for real-time room impulse response (RIR) rendering that addresses the computational and latency challenges inherent in traditional convolution…

Audio and Speech Processing · Electrical Eng. & Systems 2025-10-02 Armin Gerami , Ramani Duraiswami

Predicting Room Impulse Responses (RIRs) remains a challenge due to the high dimensionality of audio signals and the need for perceptual accuracy. This paper introduces a neural network framework that predicts multi-band Energy Decay Curves…

Audio and Speech Processing · Electrical Eng. & Systems 2026-05-21 Imran Muhammad , Gerald Schuller
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