31 citations · 243 across the 42 of their papers we have counts for
18 papers · 2 filters
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…
Assessing the Potential Impact of Direction-Dependent HRTF Selection on Sound Localization Accuracy
Sapir Goldring, Zamir Ben Hur, David Lou Alon +1
This study investigates the approach of direction-dependent selection of Head-Related Transfer Functions (HRTFs) and its impact on sound localization accuracy. For applications suc…
Feasibility of iMagLS-BSM -- ILD Informed Binaural Signal Matching with Arbitrary Microphone Arrays
Or Berebi, Zamir Ben-Hur, David Lou Alon +1
Binaural reproduction for headphone-centric listening has become a focal point in ongoing research, particularly within the realm of advancing technologies such as augmented and vi…
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…
On HRTF Notch Frequency Prediction Using Anthropometric Features and Neural Networks
Lior Arbel, Ishwarya Ananthabhotla, Zamir Ben-Hur +2
High fidelity spatial audio often performs better when produced using a personalized head-related transfer function (HRTF). However, the direct acquisition of HRTFs is cumbersome a…
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…
Theory and investigation of acoustic multiple-input multiple-output systems based on spherical arrays in a room
Hai Morgenstern, Boaz Rafaely, Franz Zotter
Spatial attributes of room acoustics have been widely studied using microphone and loudspeaker arrays. However, systems that combine both arrays, referred to as multiple-input mult…
Modal smoothing for analysis of room reflections measured with spherical microphone and loudspeaker arrays
Hai Morgenstern, Boaz Rafaely
Spatial analysis of room acoustics is an ongoing research topic. Microphone arrays have been employed for spatial analyses with an important objective being the estimation of the d…
Spatial Reverberation and Dereverberation using an Acoustic Multiple-Input Multiple-Output System
Hai Morgenstern, Boaz Rafaely
Methods are proposed for modifying the reverberation characteristics of sound fields in rooms by employing a loudspeaker with adjustable directivity, realized with a compact spheri…
Design framework for spherical microphone and loudspeaker arrays in a multiple-input multiple-output system
Hai Morgenstern, Boaz Rafaely, Markus Noisternig
Spherical microphone arrays (SMAs) and spherical loudspeaker arrays (SLAs) facilitate the study of room acoustics due to the three-dimensional analysis they provide. More recently,…
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…
The role of direct sound spherical harmonics representation in externalization using binaural reproduction
Eran Miller, Boaz Rafaely
The importance of the information in the direct sound to human perception of spatial sound sources is an ongoing research topic. The classification between direct sound and diffuse…