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NEECK Validation: Acoustic Measurements and BEM Simulations

Young, Kat; Kearney, Gavin; Tew, Anthony. I


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  "created": "2018-12-19T17:40:41.184047+00:00", 
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  "metadata": {
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    "doi": "10.5281/zenodo.2361513", 
    "description": "<p>This repository contains the supporting data for the paper entitled &quot;Acoustic Validation of a BEM-Suitable 3D Mesh Model of KEMAR&#39;&#39;, K. Young, G. Kearney, and A. I. Tew, at the 2018 AES International Conference on Spatial Reproduction - Aesthetics and Science, Tokyo. Available at: http://www.aes.org/e-lib/browse.cfm?elib=19662.&nbsp;Please cite both the paper and dataset if used.</p>\n\n<p>Note: the azimuth angle system used in this work increments positively in the left direction, such that 90&deg; is on the left and 270&deg; is on the right. In elevation, -90&deg; is below, +90&deg; is above.&nbsp;</p>\n\n<p>---</p>\n\n<p>The data is organised as follows:</p>\n\n<p>- NEECK_HRIR_measured.sofa<br>\n&nbsp;&nbsp; &nbsp;(SOFA file (SimpleFreeFieldHRIR) containing the 185 acoustically measured HRIRs for the Neck-Extended Easily Computable KEMAR (NEECK))<br>\n- NEECK_HRTF_simulated.sofa<br>\n&nbsp;&nbsp; &nbsp;(SOFA file (SimpleFreeFieldTF) containing the 10,205 simulated HRTFs for the Neck-Extended Easily Computable KEMAR (NEECK))<br>\n- AdditionalData<br>\n&nbsp;&nbsp; &nbsp;(Zip folder containing data processed during the analysis stages)<br>\n&nbsp;&nbsp; &nbsp;- averageResponse_measured.mat<br>\n&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;(mat file containing the average IR responses, corresponding inverse filters and inverse filter generation parameters)<br>\n&nbsp;&nbsp; &nbsp;- averageResponse_simulated.mat<br>\n&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;(mat file containing the average TF responses in linear scale)<br>\n&nbsp;&nbsp; &nbsp;- measuredData.mat<br>\n&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;(mat file containing the following data:)<br>\n&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;- IRs<br>\n&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;(Measured impulse responses as in SOFA file. Dimensions: M1xRxN1)<br>\n&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;- IRs_DTF<br>\n&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;(Impulse responses after application of average response inverse filter. Dimensions: M1xRxN1)<br>\n&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;- HRTFs<br>\n&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;(HRTF magnitudes in linear scale. Dimensions: M1xRxN1)<br>\n&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;- HRTFs_dB<br>\n&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;(As above in decibel scale. Dimensions: M1xRxN1)<br>\n&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;- DTFs<br>\n&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;(DTF magnitudes in linear scale - after application of average response inverse filter. Dimensions: M1xRxN1)<br>\n&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;- DTFs_dB<br>\n&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;(As above in decibel scale. Dimensions: M1xRxN1)<br>\n&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;- measFs<br>\n&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;(sampling rate of measured responses: Dimensions: 1x1)<br>\n&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;- allSourcePositions_measured<br>\n&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;(measured source positions in spherical coordinates (azimuth, elevation, radius). Units: degrees, degrees, metres. Dimensions: M1x3)<br>\n&nbsp;&nbsp; &nbsp;- simulatedData.mat<br>\n&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;(mat file containing the following data:<br>\n&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;- IRs<br>\n&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;(Impluse responses generated from the simulated HRTF data. Dimensions: M2xRxN2)<br>\n&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;- HRTFs_complex<br>\n&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;(Complex simulated HRTF data. Dimensions: M2xRxN3)<br>\n&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;- HRTFs_mag_dB<br>\n&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;(Magnitudes of simulated HRTF data in decibel scale. Dimensions: M2xRxN3)<br>\n&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;- DTFs_mag_lin<br>\n&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;(Magnitudes of directional transfer function (DTF) data in linear scale. Dimensions: M2xRxN3)<br>\n&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;- DTFs_mag_dB<br>\n&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;(As above in decibel scale. Dimensions: M2xRxN3)<br>\n&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;- simFs<br>\n&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;(sampling rate of generated impulse responses. Dimensions: 1x1)<br>\n&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;- allSourcePositions_simulated<br>\n&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;(simulated source positions in spherical coordinates (azimuth, elevation, radius). units: degrees, degrees, metres. Dimensions: M2x3)<br>\n&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;- frequencies<br>\n&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;(frequencies used in the simulation. Dimensions: N3x1)<br>\n&nbsp;&nbsp; &nbsp;- license.mat<br>\n&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;(mat file containing licensing information)<br>\n- License.txt<br>\n&nbsp;&nbsp; &nbsp;(Text file detailing the license under which this data is published.)</p>\n\n<p>For enquiries regarding the data in a different format, please email kaey500@york.ac.uk.&nbsp;<br>\n---</p>\n\n<p>Data Dimensions:</p>\n\n<p>M1 = number of measured source positions, in this case 185<br>\nM2 = number of simulated source positions, in this case 10,205<br>\nR = number of channels, in this case 2, where 1 and 2 correspond to left and right respectively<br>\nN1 = number of samples in measured impulse responses, in this case 1024<br>\nN2 = number of samples in generated impulse responses, in this case (number of samples in HRTF*2)+2 = 400<br>\nN3 = number of samples in simulated transfer functions, in this case, the number of frequency points, 199</p>\n\n<p>---</p>\n\n<p>This work is licensed under a Creative Commons Attribution-NonCommercial 4.0 International License (http://creativecommons.org/licenses/by-nc/4.0/), with no warranty; or the implied warranty of merchantability or fitness for a particular problem.</p>\n\n<p>---</p>\n\n<p>Data produced by Kat Young at the AudioLab, Dept. of Electronic Engineering, University of York.<br>\nContact: kaey500@york.ac.uk</p>", 
    "language": "eng", 
    "title": "NEECK Validation: Acoustic Measurements and BEM Simulations", 
    "license": {
      "id": "CC-BY-NC-4.0"
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    "notes": "New version to address error in processing.", 
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    "version": "2", 
    "keywords": [
      "binaural", 
      "simulation", 
      "boundary element method", 
      "BEM", 
      "HRTF", 
      "HRIR"
    ], 
    "publication_date": "2018-12-19", 
    "creators": [
      {
        "orcid": "0000-0002-6931-2534", 
        "affiliation": "University of York", 
        "name": "Young, Kat"
      }, 
      {
        "orcid": "0000-0002-0692-236X", 
        "affiliation": "University of York", 
        "name": "Kearney, Gavin"
      }, 
      {
        "orcid": "0000-0002-0288-4765", 
        "affiliation": "University of York", 
        "name": "Tew, Anthony. I"
      }
    ], 
    "meeting": {
      "dates": "6-9th August 2018", 
      "title": "2018 AES International Conference on Spatial Reproduction \u2014 Aesthetics and Science", 
      "url": "http://www.aes.org/conferences/2018/spatial/", 
      "session": "EB2", 
      "place": "Tokyo, Japan", 
      "session_part": "9"
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