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BACKGROUND In patients with very severe dementia self-rating of quality of life usually is not possible and appropriate instruments for proxy-ratings are not available. The aim of this project is to develop an instrument of clinical proxy-ratings for this population. METHODS Using electronic instruments, physicians and nurses recorded patient behaviour(More)
We are presenting a tutorial which describes how a human produces speech and how this speech production can be simulated by an LPC vocoder. In the first section, we describe that speech is generated by a periodic or noise-like signal of the vocal cords which excites the articulation tract (mouth, nose cavity). The next section explains how this natural(More)
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