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The results of the experiments initially confirm the analogy between the threshold phenomena occurring in the digital audio circuits and ear noises origin. Another problem concerning hearing impaired people is the narrow dynamic range of hearing sensitivity. In the second part of the paper, a new method of fitting acoustical elements of a hearing aid is proposed. Recent screening hearing tests, which have been carried out in Poland, showed that many people suffer from hearing loss. W referacie przedstawiowo zastosowania, takie jak:

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The parameterized data represented singular sounds of musical scale of contemporary orchestral string instruments, woodwinds, and brass. The existing and recently introduced standards qirtualny surround systems allow for reproduction of spatial sound in almost any room conditions. This problem is solved with the application of genetic algorithms to the processing of subjective test results. A music predictor based on artificial neural networks was introduced for this task.

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Pitch estimation methods are widely used for extracting musical data from digital signal. The difficulty in determining hearing characteristics on the basis of known LGOB test results lies primarily in converting the subjective scale of loudness sensation into the objective scale of sound level expressed in dB. Conclusions are also drawn. This algorithm operates in several frequency bands. Proposed feature vectors were derived on the basis of the constructed databases that contain recorded musical sounds.

Apperance of cheap digital signal processors on the electronics market opens a new domain of applications related to the real-time synthesis of sound of wind instruments basing directly on their physical models. Yes, it is also nice for future extensibility and all the nice bonuses I get by plugging into AudioKit. The iPhone version has turned out fantastic: Attention is paid to the usage of artificial neural networks as a decision system determining which components of an input signal are valid and which ones are unwanted.

Special features of the practically implemented method are quoted.

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The obtained results of the noise measurements revealed that an unfavorable noise climate was witrualny in the examined schools and music clubs. Since one of the main problems is related to acoustic feedback between microphone and loudspeakers, therefore methods for acoustic feedback elimination are implemented in the hearing aid. For this purpose physical modeling techniques were used in order to change parameters of a model in real time.

The system provides a multichannel and a multitask system for recording, storing, transmitting and for intelligibility improving of speech radio communication content. A brief discussion on the results of carried out experiments and some conclusions are also included in the paper. A method for encoding wideband speech signal employing standardized narrowband speech codecs is presented as well as experimental results concerning detection of tonal spectral components.

Matthieu Brucher has released version 2. Any part of the hearing aid set-up contacts the infant's body. Telemedicine can play an important role in diagnosing and treating hearing losses. The algorithms stemming from the neuro-rough computing approach were applied to digital acquisition of audio signals with regard to automatic localization of sound sources with the presence of noise and parasite echo.

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The results of the LGOB test are the base for the hearing dynamic characteristic calculating. And now they have gone one step further, and created a version that's native to the iPhone, so you can have an incredible synth with you literally wherever you go. The scheme of experiments carried out in an acoustically adopted chamber, exploiting the engineered method is detailed.

A software is prepared employing above mentioned algorithms to be used by cochlear implanted patients in the process of speech wirttualny.

An artificial neural network is employed as wlrtualny classifier allowing recognition of speech utterances. Just click and download. The power spectrum bins are grouped and smoothed according to the perceptually motivated Mel frequency scaling. A prediction module based on neural networks is proposed to improve the tonal components tracking.

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Some principles of the synteztor logic-based hearing fitting system are shown. When all the testing is completed, "I Can Hear…" automatically analyses the results for each person examined. We have some pretty special synth apps already on iOS but this one….