The second one uses basic decoding (aka velocity, matching, rV=1) decoding over the entire frequency range, which means, among other things, that the ILDs are not as large as they would be with rE_max decoding.
Aaron (hel...@ai.sri.com) Menlo Park, CA US On Tue, Oct 8, 2013 at 3:30 PM, Peter Lennox <p.len...@derby.ac.uk> wrote: > The first paper basically concludes that higher order (3rd) produces > better elevation discrimination. Given that elevation (or rather, vertical) > perception is thought to largely rely on Pinnae effects, this is hardly > suprising (since, for a given order, wavefront reconstruction error > increase with frequency) > One conclusion, therefore, might be that it would be advisable to > concentrate limited resources in providing better resolution to the up-down > axis, in preference over the horizontal axis. This is in contrast to a > strand of thinking that advocates concentrating on the horizontal axis at > the expense of the vertical, on the basis that we really don't perceive > up/down all that well because interaural differences are more important > than other cues. > So I hope we've laid that ghost to rest. > Dr Peter Lennox > > School of Technology, > Faculty of Arts, Design and Technology > University of Derby, UK > e: p.len...@derby.ac.uk > t: 01332 593155 > ________________________________________ > From: Sursound [sursound-boun...@music.vt.edu] On Behalf Of Aaron Heller [ > hel...@ai.sri.com] > Sent: 08 October 2013 23:10 > To: Surround Sound discussion group > Subject: [Sursound] two new BBC Research white papers on Ambisonics > > [1] P. Power, C. Dunn, B. Davies, and J. Hirst, “Localisation of Elevated > Sources in Higher-Order Ambisonics,” BBC R&D, WHP 261, Oct. 2013. > http://www.bbc.co.uk/rd/publications/whitepaper261 > > > > [2] D. Satongar, C. Dunn, Y. Lan, and F. Li, “Localisation Performance of > Higher-Order Ambisonics for Off-Centre Listening,” BBC R&D, WHP 254, Oct. > 2013. > > http://www.bbc.co.uk/rd/publications/whitepaper254 > -------------- next part -------------- > An HTML attachment was scrubbed... > URL: < > https://mail.music.vt.edu/mailman/private/sursound/attachments/20131008/d0c438d8/attachment.html > > > _______________________________________________ > Sursound mailing list > Sursound@music.vt.edu > https://mail.music.vt.edu/mailman/listinfo/sursound > > _____________________________________________________________________ > The University of Derby has a published policy regarding email and > reserves the right to monitor email traffic. If you believe this email was > sent to you in error, please notify the sender and delete this email. > Please direct any concerns to info...@derby.ac.uk. > _______________________________________________ > Sursound mailing list > Sursound@music.vt.edu > https://mail.music.vt.edu/mailman/listinfo/sursound > -------------- next part -------------- An HTML attachment was scrubbed... URL: <https://mail.music.vt.edu/mailman/private/sursound/attachments/20131008/2a787a6b/attachment.html> _______________________________________________ Sursound mailing list Sursound@music.vt.edu https://mail.music.vt.edu/mailman/listinfo/sursound
