32 citations · 115 across the 20 of their papers we have counts for
21 papers
AmbiDrop: Ambisonics-Based Array-Agnostic Neural Speech Enhancement
Michael Tatarjitzky, Vladimir Tourbabin, Boaz Rafaely
Multichannel Deep Neural Networks (DNNs) have significantly improved speech enhancement performance; however, they typically remain constrained by reliance on fixed microphone arra…
SRP-PHAT-NET: A Reliability-Driven DNN for Reverberant Speaker Localization
Bar Shaybet, Vladimir Tourbabin, Boaz Rafaely
Accurate Direction-of-Arrival (DOA) estimation in reverberant environments remains a fundamental challenge for spatial audio applications. While deep learning methods have shown st…
Microphone Occlusion Mitigation for Own-Voice Enhancement in Head-Worn Microphone Arrays Using Switching-Adaptive Beamforming
Wiebke Middelberg, Jung-Suk Lee, Saeed Bagheri Sereshki +3
Enhancing the user's own-voice for head-worn microphone arrays is an important task in noisy environments to allow for easier speech communication and user-device interaction. Howe…
Ambisonics Encoder for Wearable Array with Improved Binaural Reproduction
Yhonatan Gayer, Vladimir Tourbabin, Zamir Ben-Hur +2
Ambisonics Signal Matching (ASM) is a recently proposed signal-independent approach to encoding Ambisonic signal from wearable microphone arrays, enabling efficient and standardize…
Array-Aware Ambisonics and HRTF Encoding for Binaural Reproduction With Wearable Arrays
Yhonatan Gayer, Vladimir Tourbabin, Zamir Ben Hur +2
This work introduces a novel method for binaural reproduction from arbitrary microphone arrays, based on array-aware optimization of Ambisonics encoding through Head-Related Transf…
The importance of spatial and spectral information in multiple speaker tracking
Hanan Beit-On, Vladimir Tourbabin, Boaz Rafaely
Multi-speaker localization and tracking using microphone array recording is of importance in a wide range of applications. One of the challenges with multi-speaker tracking is to a…
Blind Localization of Early Room Reflections with Arbitrary Microphone Array
Yogev Hadadi, Vladimir Tourbabin, Zamir Ben-Hur +2
Blindly estimating the direction of arrival (DoA) of early room reflections without prior knowledge of the room impulse response or source signal is highly valuable in audio signal…
Improved direction of arrival estimations with a wearable microphone array for dynamic environments by reliability weighting
Daniel A. Mitchell, Boaz Rafaely, Anurag Kumar +1
Direction-of-arrival estimation of multiple speakers in a room is an important task for a wide range of applications. In particular, challenging environments with moving speakers,…
Performance and Robustness of Signal-Dependent vs. Signal-Independent Binaural Signal Matching with Wearable Microphone Arrays
Ami Berger, Vladimir Tourbabin, Jacob Donley +2
The increasing popularity of spatial audio in applications such as teleconferencing, entertainment, and virtual reality has led to the recent developments of binaural reproduction…
Design and Analysis of Binaural Signal Matching with Arbitrary Microphone Arrays and Listener Head Rotations
Lior Madmoni, Zamir Ben-Hur, Jacob Donley +2
Binaural reproduction is rapidly becoming a topic of great interest in the research community, especially with the surge of new and popular devices, such as virtual reality headset…
Ambisonics Networks -- The Effect Of Radial Functions Regularization
Bar Shaybet, Anurag Kumar, Vladimir Tourbabin +1
Ambisonics, a popular format of spatial audio, is the spherical harmonic (SH) representation of the plane wave density function of a sound field. Many algorithms operate in the SH…
Ambisonics Encoding For Arbitrary Microphone Arrays Incorporating Residual Channels For Binaural Reproduction
Yhonatan Gayer, Vladimir Tourbabin, Zamir Ben-Hur +2
In the rapidly evolving fields of virtual and augmented reality, accurate spatial audio capture and reproduction are essential. For these applications, Ambisonics has emerged as a…
Theoretical Framework for the Optimization of Microphone Array Configuration for Humanoid Robot Audition
Vladimir Tourbabin, Boaz Rafaely
An important aspect of a humanoid robot is audition. Previous work has presented robot systems capable of sound localization and source segregation based on microphone arrays with…
Direction of Arrival Estimation Using Microphone Array Processing for Moving Humanoid Robots
Vladimir Tourbabin, Boaz Rafaely
The auditory system of humanoid robots has gained increased attention in recent years. This system typically acquires the surrounding sound field by means of a microphone array. Si…
Optimal Real-Weighted Beamforming With Application to Linear and Spherical Arrays
V. Tourbabin, M. Agmon, B. Rafaely +1
One of the uses of sensor arrays is for spatial filtering or beamforming. Current digital signal processing methods facilitate complex-weighted beamforming, providing flexibility i…
Blind Localization of Room Reflections with Application to Spatial Audio
Yogev Hadadi, Vladimir Tourbabin, Paul Calamia +1
Blind estimation of early room reflections, without knowledge of the room impulse response, holds substantial value. The FF-PHALCOR (Frequency Focusing PHase ALigned CORrelation),…
Subspace Hybrid MVDR Beamforming for Augmented Hearing
Sina Hafezi, Alastair H. Moore, Pierre H. Guiraud +4
Signal-dependent beamformers are advantageous over signal-independent beamformers when the acoustic scenario - be it real-world or simulated - is straightforward in terms of the nu…
Performance Analysis Of Binaural Signal Matching (BSM) in the Time-Frequency Domain
Ami Berger, Vladimir Tourbabin, Jacob Donley +2
The capture and reproduction of spatial audio is becoming increasingly popular, with the mushrooming of applications in teleconferencing, entertainment and virtual reality. Many bi…
Subspace Hybrid Beamforming for Head-worn Microphone Arrays
Sina Hafezi, Alastair H. Moore, Pierre Guiraud +4
A two-stage multi-channel speech enhancement method is proposed which consists of a novel adaptive beamformer, Hybrid Minimum Variance Distortionless Response (MVDR), Isotropic-MVD…
EasyCom: An Augmented Reality Dataset to Support Algorithms for Easy Communication in Noisy Environments
Jacob Donley, Vladimir Tourbabin, Jung-Suk Lee +6
Augmented Reality (AR) as a platform has the potential to facilitate the reduction of the cocktail party effect. Future AR headsets could potentially leverage information from an a…
Sound Field Translation and Mixed Source Model for Virtual Applications with Perceptual Validation
Lachlan Birnie, Thushara Abhayapala, Vladimir Tourbabin +1
Non-interactive and linear experiences like cinema film offer high quality surround sound audio to enhance immersion, however the listener's experience is usually fixed to a single…