27/10/10

The new frontiers of synthesis (synthesis neural)

Not much time has passed since the invention of the first synthesizer and yet, over a period of decades, musicians and scholars have been reprocessed in constant research and development of new and increasingly sophisticated methods and tools for sound synthesis.

From the first additive and subtractive techniques, with wavetable, FM, to name only the most important, it has been testing and construction of hardware and software tools based on new synthesis systems by particular names: resynthesis, granular synthesis, physical modeling, neural synthesis.

In order to synthesize and manipulate a stamp have to know the deeper properties. The amount of harmonics is only one aspect of which is the stamp, but the fluctuation of the same in amplitude and frequency over time, their different decay, are features that contain a certain amount of what researchers call "chaos".

And 'everything differenzioa a real sound than plastic. The summary physical modeling is to analyze the various parts that cause the sound, such as the action of the plectrum, the movement of a guitar string, the resonant cavity of the case, the various materials that make up, then to be able to reproduce the behavioral characteristics in creating mathematical terms, then, "models" sononri.

In practice, the sound of instruments made with this technique should have the characteristics of the nonlinearity typical of real instruments, actually surpassing the limits of traditional synthesis.

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