6 papers
BiTSE: Binaural Target Speaker Extraction in Noisy Multi-Talker Environments for AR Glass Arrays
Selani A. Indrapala, Wageesha N. Manamperi
Isolating a desired speech signal in noisy multi-talker conversational scenarios is a key requirement for augmented reality (AR) wearable microphone array systems. In this work, a…
EEG-Based Characterization of Samatha and Vipassana Meditation States
M. A. B. C. A. Bandaranayake, K. P. U. Chandrathilake, J. L. S. Jayasekara +3
Meditation has been associated with a range of cognitive and physiological benefits. However, the underlying neural mechanisms of different meditation practices are not yet fully u…
Articulated Humanoid Head for a Robot Receptionist Capable of Natural Human Interaction
Tharusha Fonseka, Charuka Bandara, Moshintha Hewavitharana +4
Humanoid robots have become increasingly popular in applications such as social interaction, education, and service roles, which drives the need for more natural and efficient huma…
A Simultaneous ECG-PCG Acquisition System with Real-Time Burst-Adaptive Noise Cancellation
Avishka Herath, Malith Jayalath, Kumudu Kaushalya +7
Cardiac auscultation is an essential clinical skill, requiring excellent hearing to distinguish subtle differences in timing and pitch of heart sounds. However, diagnosing solely f…
Relative Transfer Matrix Estimator using Covariance Subtraction
Wageesha N. Manamperi, Thushara D. Abhayapala
The Relative Transfer Matrix (ReTM), recently introduced as a generalization of the relative transfer function for multiple receivers and sources, shows promising performance when…
Multiple Speaker Separation from Noisy Sources in Reverberant Rooms using Relative Transfer Matrix
Wageesha N. Manamperi, Thushara D. Abhayapala
Separation of simultaneously active multiple speakers is a difficult task in environments with strong reverberation and many background noise sources. This paper uses the relative…