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@PHDTHESIS{Rausch:721513,
author = {Rausch, Dominik},
othercontributors = {Kuhlen, Torsten and Vorländer, Michael},
title = {{M}odal sound synthesis for interactive virtual
environments},
school = {RWTH Aachen University},
type = {Dissertation},
address = {Aachen},
reportid = {RWTH-2018-223108},
pages = {1 Online-Ressource (VIII, 158 Seiten) : Illustrationen,
Diagramme},
year = {2017},
note = {Veröffentlicht auf dem Publikationsserver der RWTH Aachen
University 2018; Dissertation, RWTH Aachen University, 2017},
abstract = {This thesis will present methods for sound synthesis for
real-time application. In an initial study, the
applicability and usability of synthesized vibration sounds
will be examined for a virtual drilling task. The study
shows that for the chosen scenario, realistic drilling sound
can support interaction in a similar way to haptic
vibrations, and can be utilized to compensate for a lack of
haptic feedback. Modal Synthesis is a promising approach for
an automatic synthesis of physically-based contact sounds
from the geometry and material properties of scene objects.
However, some limitations still restrict the applicability
of modal synthesis, which will be addressed in this thesis.
Synthesizing sounds in real-time can be a challenging
problem. For this, Modal Synthesis is a promising approach
that allows generating the contact of objects based on their
physical properties. Modal Synthesis requires a Modal
Analysis must be performed. This is a computationally
expensive task and usually performed in a pre-processing
step. In this thesis, approaches for the computation of a
Modal Analysis at run-time will be proposed, which enable
the use of Modal Synthesis for objects that cannot be
analyzed upfront, $e.g.\$ because they are created
interactively or are modified by the user. For this, the
run-time requirements will be evaluated, and appropriate
Levels-of-Detail approximations will be presented. When a
Modal Analysis has been computed, the resulting modal data
can be used to compute the vibration sound produced by an
object. These vibrations are excited by forces acting on the
object. At run-time, the Modal Synthesis has to evaluate the
modal vibrations and apply the force excitation. While these
computations can be performed on a CPU, this strongly limits
the number and complexity of sounding objects and the forces
acting on them. This thesis will present specialized
algorithms to compute the Modal Synthesis with active forces
on a graphics card, allowing for a high number of sounding
objects.},
cin = {124170 / 124620 / 120000},
ddc = {004},
cid = {$I:(DE-82)124170_20140620$ / $I:(DE-82)124620_20151124$ /
$I:(DE-82)120000_20140620$},
typ = {PUB:(DE-HGF)11},
doi = {10.18154/RWTH-2018-223108},
url = {https://publications.rwth-aachen.de/record/721513},
}