Listening to Distances and Hearing Shapes:Inverse Problems in Room Acoustics and Beyond ...
A central theme of this thesis is using echoes to achieve useful, interesting, and sometimes surprising results. One should have no doubts about the echoes' constructive potential; it is, after all, demonstrated masterfully by Nature. Just think about the bat's intriguing ability to naviga...
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2015
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Online Access: | https://dx.doi.org/10.5075/epfl-thesis-6623 http://infoscience.epfl.ch/record/208779 |
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ftdatacite:10.5075/epfl-thesis-6623 2024-06-09T07:49:57+00:00 Listening to Distances and Hearing Shapes:Inverse Problems in Room Acoustics and Beyond ... Dokmanić, Ivan 2015 https://dx.doi.org/10.5075/epfl-thesis-6623 http://infoscience.epfl.ch/record/208779 en eng Lausanne, EPFL Text ScholarlyArticle article-journal 2015 ftdatacite https://doi.org/10.5075/epfl-thesis-6623 2024-05-13T10:48:39Z A central theme of this thesis is using echoes to achieve useful, interesting, and sometimes surprising results. One should have no doubts about the echoes' constructive potential; it is, after all, demonstrated masterfully by Nature. Just think about the bat's intriguing ability to navigate in unknown spaces and hunt for insects by listening to echoes of its calls, or about similar (albeit less well-known) abilities of toothed whales, some birds, shrews, and ultimately people. We show that, perhaps contrary to conventional wisdom, multipath propagation resulting from echoes is our friend. When we think about it the right way, it reveals essential geometric information about the sources--channel--receivers system. The key idea is to think of echoes as being more than just delayed and attenuated peaks in 1D impulse responses; they are actually additional sources with their corresponding 3D locations. This transformation allows us to forget about the abstract \emph{room}, and to replace it by more familiar ... Text toothed whales DataCite Metadata Store (German National Library of Science and Technology) |
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DataCite Metadata Store (German National Library of Science and Technology) |
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English |
description |
A central theme of this thesis is using echoes to achieve useful, interesting, and sometimes surprising results. One should have no doubts about the echoes' constructive potential; it is, after all, demonstrated masterfully by Nature. Just think about the bat's intriguing ability to navigate in unknown spaces and hunt for insects by listening to echoes of its calls, or about similar (albeit less well-known) abilities of toothed whales, some birds, shrews, and ultimately people. We show that, perhaps contrary to conventional wisdom, multipath propagation resulting from echoes is our friend. When we think about it the right way, it reveals essential geometric information about the sources--channel--receivers system. The key idea is to think of echoes as being more than just delayed and attenuated peaks in 1D impulse responses; they are actually additional sources with their corresponding 3D locations. This transformation allows us to forget about the abstract \emph{room}, and to replace it by more familiar ... |
format |
Text |
author |
Dokmanić, Ivan |
spellingShingle |
Dokmanić, Ivan Listening to Distances and Hearing Shapes:Inverse Problems in Room Acoustics and Beyond ... |
author_facet |
Dokmanić, Ivan |
author_sort |
Dokmanić, Ivan |
title |
Listening to Distances and Hearing Shapes:Inverse Problems in Room Acoustics and Beyond ... |
title_short |
Listening to Distances and Hearing Shapes:Inverse Problems in Room Acoustics and Beyond ... |
title_full |
Listening to Distances and Hearing Shapes:Inverse Problems in Room Acoustics and Beyond ... |
title_fullStr |
Listening to Distances and Hearing Shapes:Inverse Problems in Room Acoustics and Beyond ... |
title_full_unstemmed |
Listening to Distances and Hearing Shapes:Inverse Problems in Room Acoustics and Beyond ... |
title_sort |
listening to distances and hearing shapes:inverse problems in room acoustics and beyond ... |
publisher |
Lausanne, EPFL |
publishDate |
2015 |
url |
https://dx.doi.org/10.5075/epfl-thesis-6623 http://infoscience.epfl.ch/record/208779 |
genre |
toothed whales |
genre_facet |
toothed whales |
op_doi |
https://doi.org/10.5075/epfl-thesis-6623 |
_version_ |
1801382890008739840 |