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TASLP
2010
107views more  TASLP 2010»
12 years 11 months ago
A Robust Method to Extract Talker Azimuth Orientation Using a Large-Aperture Microphone Array
Knowing the orientation of a talker in the focal area of a large-aperture microphone array enables the development of better beamforming algorithms (to obtain higher-quality speech...
Avram Levi, Harvey F. Silverman
ICMCS
2010
IEEE
150views Multimedia» more  ICMCS 2010»
13 years 4 months ago
Turning enemies into friends: Using reflections to improve sound source localization
Sound Source Localization (SSL) based on microphone arrays has numerous applications, and has received significant research attention. Common to all published research is the obs...
Flavio Ribeiro, Demba E. Ba, Cha Zhang, Dinei A. F...
ICASSP
2010
IEEE
13 years 4 months ago
An alternate approach to adaptive beamforming using SRP-PHAT
An important application for microphone arrays is to extract highquality output from a single wideband source in multi-source and adverse environments. Methods based on blind-sour...
Avram Levi, Harvey F. Silverman
CSREAPSC
2006
13 years 6 months ago
Real-Time Speaker Verification with a Microphone Array
- Real-time speaker verification, with speech acquired using the NIST Mk-III microphone array and an autodirective beamforming algorithm, is demonstrated. The software and hardware...
Gang Mei, Roger Xu, Debang Lao, Chiman Kwan, Vince...
AUIC
2004
IEEE
13 years 8 months ago
Wearable Microphone Array as User Interface
We are at present enabled with machine-empowered technologies. The future is certainly looking towards human-empowered technologies, which should enable mobile user with natural w...
Yong Xu, Mingjiang Yang, Yanxin Yan, Jianfeng Chen
MLMI
2005
Springer
13 years 10 months ago
The Development of the AMI System for the Transcription of Speech in Meetings
The automatic processing of speech collected in conference style meetings has attracted considerable interest with several large scale projects devoted to this area. This paper des...
Thomas Hain, Lukas Burget, John Dines, Iain McCowa...
ICMCS
2005
IEEE
197views Multimedia» more  ICMCS 2005»
13 years 10 months ago
An adaptive microphone array with local acoustic sensitivity
In this paper, a microphone array with 3-D focal zone is proposed. The microphone array consists of one omni-directional and two uni-directional microphones. The microphone array ...
Jianfeng Chen, Louis Shue, Hanwu Sun, Koksoon Phua
ICMCS
2006
IEEE
129views Multimedia» more  ICMCS 2006»
13 years 10 months ago
Speaker Identification using a Microphone Array and a Joint HMM with Speech Spectrum and Angle of Arrival
In this paper, we present a speaker identification algorithm for a microphone array based on a first-order joint Hidden Markov Model (HMM) where the observations correspond to t...
Jack W. Stokes, John C. Platt, Sumit Basu
MLMI
2007
Springer
13 years 10 months ago
Microphone Array Beamforming Approach to Blind Speech Separation
In this paper, we present a microphone array beamforming approach to blind speech separation. Unlike previous beamforming approaches, our system does not require a-priori knowledge...
Ivan Himawan, Iain McCowan, Mike Lincoln
ISM
2008
IEEE
136views Multimedia» more  ISM 2008»
13 years 11 months ago
Multimodal Speaker Segmentation in Presence of Overlapped Speech Segments
We propose a multimodal speaker segmentation algorithm with two main contributions: First, we suggest a hidden Markov model architecture that performs fusion of the three modaliti...
Viktor Rozgic, Kyu Jeong Han, Panayiotis G. Georgi...