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THE GENERATION OF PANNING LAWS FOR IRREGULAR SPEAKER ARRAYS USING HEURISTIC METHODS.  Dr Bruce Wiggins Signal Processing Applications Research Group University of Derby
Introduction ,[object Object],[object Object],[object Object]
Ambisonics - Overview ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Frequency Band Choices ,[object Object],[object Object],[object Object],[object Object]
Decoders for Regular Speaker Arrays ,[object Object],[object Object]
1 st  Order Decoders
Decoders for irregular speaker arrays ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Higher Order Irregular Decoders ,[object Object],[object Object],[object Object],[object Object]
Tabu Search Algorithm ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Fitness Equation Weightings ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Example 2 nd  Order Decoders ,[object Object],Frequency Independent High Frequency Low Frequency
Tabu Search Application
Further Analysis of Optimised Decoders ,[object Object],[object Object],[object Object],[object Object],[object Object]
4 th  Order Decoders Craven Decode Max Me Mv 1 Max Me Mv 2 Max Ae Av 0.70 0.50 0.10 0.25 0.15 0.00 Max Ae Av 0.60 0.90 0.10 0.15 0.15 0.00 Max Me Mv 2 0.60 0.50 0.10 0.15 0.25 0.00 Max Me Mv 1 AeFit MeFit EFit AvFit MvFit PFit Decoder type
HRTF Analysis – Forward Facing Craven Decode Max Me Mv 1 Max Me Mv 2 Max Ae Av
Facing 45 0  From Front Craven Decode Max Me Mv 1 Max Me Mv 2 Max Ae Av
References ,[object Object],[object Object],[object Object],[object Object]

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the generation of panning laws for irregular speaker arrays using heuristic methods

  • 1. THE GENERATION OF PANNING LAWS FOR IRREGULAR SPEAKER ARRAYS USING HEURISTIC METHODS. Dr Bruce Wiggins Signal Processing Applications Research Group University of Derby
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  • 6. 1 st Order Decoders
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  • 14. 4 th Order Decoders Craven Decode Max Me Mv 1 Max Me Mv 2 Max Ae Av 0.70 0.50 0.10 0.25 0.15 0.00 Max Ae Av 0.60 0.90 0.10 0.15 0.15 0.00 Max Me Mv 2 0.60 0.50 0.10 0.15 0.25 0.00 Max Me Mv 1 AeFit MeFit EFit AvFit MvFit PFit Decoder type
  • 15. HRTF Analysis – Forward Facing Craven Decode Max Me Mv 1 Max Me Mv 2 Max Ae Av
  • 16. Facing 45 0 From Front Craven Decode Max Me Mv 1 Max Me Mv 2 Max Ae Av
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