Acoustic signals
Acoustic signals as visual biofeedback in the speech training of hearing impaired children
... the acoustic studies of the speech in the hearing-impaired population have focused on temporal parameters, such as consonant and vowel durations (Forrest & Elbert, 1990), as well as voice onset time (VOT) ...
86
ACOUSTIC SIGNALS PROCESSING AND APPLIANCE FOR THE PROBLEM OF TRAFFIC FLOW MONITORING
... using acoustic sensors for traffic intensity measurements are discussed in this ...article. Acoustic signal detector, such as an ordinary household microphone, is used as the most inexpensive sensor version ...
7
How effective are acoustic signals in territorial defence in the Lusitanian toadfish?
... of acoustic signals in winning contests and in deterring territorial ...agonistic acoustic signals on territorial intrusions has traditionally been described for ...
6
Functional design and use of acoustic signals produced by killer whales (Orcinus orca)
... varied acoustic signals and the source levels of sounds studied to date vary between species and according to context (Fish & Turl, 1976; Richardson et ...louder signals attracted other ...
154
Acoustic communication in colonial seabirds : individual, sexual, and species-specific variation in acoustic signals of Pterodroma petrels
... and acoustic signals important for pair formation and (usually) for reproductive ...Might signals also differ among populations of a species breeding in distant colonies? ...
258
The method of correlation investigation of acoustic signals with priority placement of microphones
... of acoustic signals between microphones t , such structure of a special processor does not allow to determine independently the spatial coordinates of the source of acoustic signal since it ...
6
CONDITIONING MONITORING OF GEARBOX USING VIBRATION AND ACOUSTIC SIGNALS
... whether acoustic signal can be used effectively along vibration signal to detect the various local faults in gearboxes using the wavelet ...from acoustic signals were compared with vibration ...that ...
9
Characterising Vibro-Acoustic Signals of a Reciprocating Compressor for Condition Monitoring
... of acoustic signals to predict pressure and mass fluctuations from a reciprocating compressor (Glen & Eugene, ...on acoustic emission (AE) ...total acoustic power emitted by the sound ...
241
Decision making and preferences for acoustic signals in choice situations by female crickets
... Serial or parallel processing of recognition and localization Positive phonotaxis requires both the recognition and localization of conspecific signals. For insects, scenarios of parallel and serial processing of ...
10
Time-delay estimation and correlation analysis of acoustic signals in granular media using wavelet decomposition
... the acoustic signals recorded within the chain changed completely - solitary wave pulses were created at high drive voltages, due to strongly non-linear contacts between spheres and subsequent multiple ...
5
Gear wear process monitoring using acoustic signals
... Airborne acoustic signals contain valuable information from machines and can be detected remotely for condition ...an acoustic based method of monitoring a two stage helical gearbox, a common power ...
9
Visualisation of Corrosion Acoustic Signals Using Quality Tools
... of acoustic signals from corrosion ...the acoustic emission (AE) is ...receive signals and perform basic ...corrosion acoustic signals. Keywords: corrosion, acoustic ...
5
Statistical Spectral Parameter Estimation of Acoustic Signals with Applications to Byzantine Music
... Instruments like the piano are not able of producing vibrato sounds, but the singing voice and some other instruments like the violin are. Excessive vibrato “masks” the average frequency value of partials over time and ...
117
Detection of Whale Acoustic Signals in the Northern Gulf of Mexico LADC-GEMM Database
... In contrast to Figure 4.21(d), the sequence of clicks produced because of reflection, the multi-pulse structure of Figure 4.23 is produced by the sperm whale itself. This structure has been called bent-horn sound ...
75
The Effect of Acoustic Signals on the Chirp Rhythm in the Bush Cricket Pholidoptera Griseoaptera
... In the bush cricket Pholidoptera griseoaptera, natural and artificial sound signals appear to have an inhibitory effect on the chirp rhythm generator Jones 19660, b.. This effect is rapi[r] ...
12
Silence on Shangri-La: attenuation of Huygens acoustic signals suggests surface volatiles
... The Huygens probe to Titan carried three acoustic instruments. A passive microphone, part of the Huygens Atmospheric Structure Instrument (HASI) was intended to search for thunder, but detected only aeroacoustic ...
42
The classification of sheep and goat feeding phases from acoustic signals of jaw sounds
... discrimination even when significant feed bin banging and bleating noises are mixed with feeding sounds. He used 12 spectral bins to create the feature vectors and test[r] ...
5
Detection of underwater acoustic signals induced by ultra-high energy neutrinos interactions.
... The acoustic detection technique of neutrino induced cascades, in water or ice, is based on the thermo-acoustic effect, described in more details in chapter ...The acoustic detectors are composed of ...
122
Preferences based on spectral differences in acoustic signals in four species of treefrogs (Anura: Hylidae)
... Although the matched-filter hypothesis is supported at a gross level of analysis, there are also many examples of mismatches between auditory tuning and the mean frequency or frequencies emphasized in conspecific calls ...
9
Mathematical Modeling of Acoustic Signals Generated During Gas Tungsten Arc Welding Process
... On a Gas Tungsten Arc Welding machine, various modes for welding are available. Experimentation has been carried out for test bead and visual examination has been performed. It can be observed from figure 3 that the weld ...
8