| Blauert, J., Spatial Hearing: The psychophysics of human sound localization. 1999: The MIT Press. |
....fingernails. It s tempting to say the synthetic sound coming out of my loudspeaker is loud enough to mask the sound my sensor makes, so I won t worry about it. Unfortunately, our perception in these situations is dominated by the precedence effect, also known as the law of the first wavefront [2]. This effect tells us that when we are hearing a sound from two locations, and the wavefronts arrive at our ears more than about a millisecond apart, the one that we hear first will determine our perception of where the sound is coming from, even if the later sound is drastically louder. So it s ....
Blauert, J. Spatial hearing : the psychophysics of human sound localization . MIT Press, Cambridge, 1997.
.... pressure are passed through to the middle ear and converted (transduced) into electrical signals in the inner ear and ultimately coded into a pattern of neuronal spikes which are interpreted by the brain (a complete discussion of the physiology of the ear is beyond the scope of this report see [92, 16] for greater details) However, the pattern of sound pressure variations arriving at our ears may not necessarily be identical to the pressure variations originally generated by the vibrating object. In order to propagate, sound waves require a medium (e.g. they are mechanical waves and therefore ....
....directly to the right or left of the listener respectively (e.g. azimuth) Separation of ITD and ILD Cues Although the duplex theory incorporates both ITD and ILD cues, they do not necessarily operate together. ITDs are prevalent primarily for low frequencies, less than approximately 1500Hz [16], where the wavelengths of the arriving sound are long relative to the diameter of the head and the phase of the sounds reaching the ears can be determined without ambiguity. For wavelengths smaller than the diameter of the head, the di#erence in distance may be greater than one wavelength, ....
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J. Blauert. Spatial Hearing: The Psychophysics of Human Sound Localization. MIT Press, Cambridge, MA. USA, 1983.
....synthesis vowels. 2.6. Effect on panoramisation We first implemented a panoramisation driven by features. The left L # and right level L# are computed from control curves # #t#. Using only one control curve, the effect is just an adaptive constant power panoramization (from Blumlein law [12], 3] pp.138 41) with # ##t# # # # and: # #### #### #; L# # # #### ### # (14) Another effect is obtained by assigning two different control curves to the channels: ###;t#; L# # ###;t# (15) This is no more a panoramisation, but the first step to spatialisation: indeed two ....
Blauert, J., Spatial Hearing: the Psychophysics of Human Sound Localization, MIT Press, 1983.
....reverberation [6] Spectrum which conveys distance information as well, if the listener has enough familiarity with the original sound. Spectral changes are due to the sound absorbing properties of the air, for distances greater than 15 m, and to the sound reflection over non ideal surfaces [7]. Binaural differences that represent an important cue especially for nearby sources [8] The auditory display aims at increasing the usability of interfaces instead of focusing on the audio quality per se. Exaggerating some aspects of the displayed sounds, as in the visual representation field ....
J. Blauert, Spatial Hearing: the Psychophysics of Human Sound Localization, MIT Press, Cambridge, MA, 1983.
.... pressure are passed through to the middle ear and converted (transduced) into electrical signals in the inner ear and ultimately coded into a pattern of neuronal spikes which are interpreted by the brain (a complete discussion of the physiology of the ear is beyond the scope of this report see [87, 15] for greater details) However, the pattern of sound pressure variations arriving at our ears may not necessarily be identical to the pressure variations originally generated by the vibrating object. As mentioned above, in order to propagate, sound waves require a medium (e.g. they are mechanical ....
....(e.g. azimuth) At this time, both cues will reach their maximum. Separation of ITD and ILD Cues Although the duplex theory incorporates both ITD and ILD cues, they do not necessarily operate together. ITDs are prevalent primarily for low frequencies, less than approximately 1500Hz [15], where the wavelengths of the arriving sound are long relative to the diameter of the head and the phase of the sounds reaching the ears can be determined without ambiguity. For wavelengths smaller than the diameter of the head, the di#erence in distance may be greater than one wavelength, ....
[Article contains additional citation context not shown here]
J. Blauert. Spatial Hearing: The Psychophysics of Human Sound Localization. MIT Press, Cambridge, MA USA, 1983.
....inhabiting and interacting with other people in a 3D virtual world. Spatialized sound effects are important in these applications because they combine with visual cues to aid localization of objects, separation of simultaneous sound signals, and formation of spatial impressions of an environment [12]. For instance, binaural auditory cues are essential in localizing objects outside a user s field of view, such as when a car comes around a blind corner in a driving simulation, or when a soldier must find a sharpshooter in a military training application. They also help users separate ....
....percentage of the wavelength) In contrast, most light sources (except lasers) emit largely incoherent waves, and thus lighting simulations simply sum the power of different propagation paths. Dynamic range: the human ear is sensitive to five orders of magnitude difference in sound amplitude [12], and arrival time differences allow some high order reflections to be audible. Therefore, as compared to computer graphics, acoustical simulations usually aim to compute several times more reflections, and the statistical time frequency effects of late sound reverberation are much more ....
[Article contains additional citation context not shown here]
J. Blauert. Spatial Hearing : The Psychophysics of Human Sound Localization. M.I.T. Press, Cambridge, MA, 1997.
....after construction. In virtual environments, experiments have shown that more accurate acoustic modeling provides a stronger sense of presence [13] Furthermore, auditory cues aid in formation of spatial impressions, separation of simultaneous sound signals, and localization of objects [5], such as when a soldier locates an enemy in a training exercise or a fire fighter locates a person stranded in a burning building. In contrast, incorrect auditory cues can lead to negative training [35, 6] Although several systems (e.g. 10, 28, 9] are available for computing sound ....
....emit largely incoherent waves, and thus lighting simulations simply sum the power of different propagation paths. Dynamic range: the human ear is sensitive to five orders of magnitude difference in sound amplitude and arrival time differences allow some high order reflections to be audible [37, 5]. Therefore, as compared to computer graphics, acoustical simulations usually aim to compute several times more reflections, and the statistical time frequency effects of late sound reverberation are much more significant than for global illumination. Despite these differences, the problems of ....
J. Blauert. Spatial Hearing : The Psychophysics of Human Sound Localization. M.I.T. Press, Cambridge, MA, 1997.
....experimental and a theoretical point of view, and basic cues related to sound localization were revealed. The group of Ruhr UniversityofBochum led by Prof. Blauert constructs a binaural computer model, which is designed to simulate various psycho acoustical phenomenon related to sound localization[2][3] 4] This model calculates an inter aural cross correlation between inputs of left and right ears for each subband. Comparing to other binaural or localization models, this model has two special features. The first one is the contra lateral inhibition whichisintroduced to reduce ambiguity of ....
J. Blauert, Spatial Hearing -- The Psychophysics of Human Sound Localization MIT Press, 1983
....new model concept for the audio visual integration of spatial localization hypotheses. 1 Introduction In recent years a lot of promising work on the problem of spatial hearing has been published many investigations and models of auditory perception exist from neurobiology to psychoacoustics [2, 1]. However, although numerous applications in robotics and human machine interaction are imaginable, only a few working examples are known. There could be di erent reasons for that: on the one hand, the models normally can include only a few details of the complex neural coding and processing ....
....for the localization. To evaluate spatial information of a sonic eld, the auditory system utilizes acoustic e ects caused by a varying distance between the sound source and the two ears and the shape of the head and body. We can categorize these e ects in intensity di erences and time delays. In [1] a comprehensive study of sound localization based on di erent types of binaural and monaural information is presented, including ndings about the localization blur: The achieved precision in the horizontal plane corresponds conspicuously to the relation of azimuth angle variation and interaural ....
Jens Blauert. Spatial Hearing : The Psychophysics of Human Sound Localization. MIT Press, 1996.
....and right spatial discrimination. For instance, auditory servoing can be achieved by moving the head neck in a pan motion, while minimising the volume of the left and right ears. The technique we have employed is a process of interaural processing, for a comprehensive coverage of the subject see [11]. The sound source from each ear is processed by a Fast Fourier Transform (FFT) producing a power spectrum for each channel (see Figure 2a and b) the next process is then simply by taking the difference of each spectrum with its corresponding frequency. In yielding an output of the direction and ....
J. Blauert, Spatial Hearing: The Psychophysics of Human Sound Localization. The MIT Press, revised ed., 1999. Second
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Blauert, J., Spatial Hearing: The psychophysics of human sound localization. 1999: The MIT Press.
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Blauert, J., Spatial Hearing: The psychophysics of human sound localization. 1999: The MIT Press.
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Blauert, J., Spatial Hearing: The psychophysics of human sound localization. 1999: The MIT Press.
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J. Blauert. Spatial Hearing : The Psychophysics of Human Sound Localization. M.I.T. Press, Cambridge, MA, 1983.
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J. Blauert. Spatial Hearing : The Psychophysics of Human Sound Localization. M.I.T. Press, Cambridge, MA, 1997.
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J. Blauert, Spatial hearing: the psychophysics of human sound localization. MIT Press, revised ed., (1997).
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Jens Blauert. Spatial hearing : the psychophysics of human sound localization. MIT Press, Cambridge, Mass., rev. edition, 1997.
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J. Blauert. Spatial Hearing: The Psychophysics of Human Sound Localization. MIT Press, Cambridge, MA. USA, 1983.
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J. Blauert. Spatial Hearing : The Psychophysics of Human Sound Localization. M.I.T. Press, Cambridge, MA, 1997.
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Blauert, J., Spatial Hearing: the Psychophysics of Human Sound Localization. Second Printing, 1999 ed. 1983, Cambridge: M.I.T. Press. 494.
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J. Blauert. Spatial Hearing: the Psychophysics of Human Sound Localization. MIT Press, Cambridge, MA, 1983.
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J. Blauert. Spatial Hearing: the Psychophysics of Human Sound Localization. MIT Press, Cambridge, MA, 1983.
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J. Blauert, Spatial Hearing: the Psychophysics of Human Sound Localization, MIT Press, Cambridge, MA, 1983
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J. Blauert, Spatial hearing: the psychophysics of human sound localization, The MIT Press, revised ed., 1996.
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Blauert, J. Spatial Hearing: The Psychophysics of Human Sound Localization. Cambridge, MA, MIT Press, 1973.
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