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harikrish.u

The presentation at IEEE SoutheastCon Conference. The work is published in the conference proceedings

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Experimental Performance Analysis of Sound Source Detection with SRP PHAT- β Anand Ramamurthy, Harikrishnan Unnikrishnan, Kevin. D. Donohue Center For Visualization & Virtual Environments Funded in part by NSF EPSCoR Program UNIVERSITY OF KENTUCKY College of Engineering Department of Electrical and Computer Engineering
Sound Source Detection ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Objective ,[object Object]
Steered Response Power ,[object Object],[object Object],[object Object],z
[object Object],[object Object],[object Object],Steered Response Coherent Power
SRCP ∑ Compute Coherent Power (x,y,z) Uniquely defines (x,y,z)
SRCP … ,[object Object],[object Object],[object Object],Coherent Summation Incoherent Summation
PHAT ,[object Object],[object Object],[object Object],[object Object],[object Object]
PHAT
SRCP – PHAT ,[object Object]
PHAT - β ,[object Object],[object Object],[object Object],[object Object]
Experimental Setup Speakers (sound source) Office Wall Microphones Field of View
Test Signals Used ,[object Object],[object Object],[object Object]
Results
ROC ,[object Object],[object Object],[object Object],[object Object]
Narrow band Broad band Low reverb. High reverb.
Conclusion ,[object Object],[object Object],[object Object],[object Object],Signal type Low reverb. High Reverb. Narrow band 0.4 – 0.75 0.2 – 0.7 Broadband 0.65 – 0.9 0.6 – 1

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My Conferecence Publication

  • 1. Experimental Performance Analysis of Sound Source Detection with SRP PHAT- β Anand Ramamurthy, Harikrishnan Unnikrishnan, Kevin. D. Donohue Center For Visualization & Virtual Environments Funded in part by NSF EPSCoR Program UNIVERSITY OF KENTUCKY College of Engineering Department of Electrical and Computer Engineering
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  • 6. SRCP ∑ Compute Coherent Power (x,y,z) Uniquely defines (x,y,z)
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  • 12. Experimental Setup Speakers (sound source) Office Wall Microphones Field of View
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  • 16. Narrow band Broad band Low reverb. High reverb.
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Editor's Notes

  1. I am Harikrishnan from University of Kentucky. I would like to present the work done by us on Sound Source detection technique, called Steered Response Power using phase transform.