Résultats de recherche
Pink noise, 1 ⁄ f noise, fractional noise or fractal noise is a signal or process with a frequency spectrum such that the power spectral density (power per frequency interval) is inversely proportional to the frequency of the signal.
5 sept. 2023 · En outre, le bruit de Perlin peut être « empilé » en calques de fréquences et d’amplitudes différentes pour créer ce que l’on appelle le « bruit fractal de Perlin » ou « Perlin Fractal Noise ». Ce processus, appelé « octave », consiste à combiner des bruits à plusieurs échelles pour obtenir un effet plus complexe ...
Perlin noise is a procedural texture primitive, a type of gradient noise used by visual effects artists to increase the appearance of realism in computer graphics. The function has a pseudo-random appearance, yet all of its visual details are the same size.
1 mai 2023 · This paper aims to revisit the notion of scaling regularities in music and provide a more precise and more discriminating definition of the fractal pattern in sound based on this analogy, informed by a number of compositional techniques and the standard music-theoretical approaches.
5 janv. 2021 · Learn how to generate fractals, such as the Mandelbrot set and fractal noise, with the State Variables feature in COMSOL Multiphysics®.
4 août 2016 · This chapter deals with methodical challenges confronting researchers of the fractal phenomenon known as pink or 1/f noise. This chapter introduces concepts and statistical techniques for identifying fractal patterns in empirical time series. It defines some basic...
Pink noise (also called fractal or 1/f noise) is a stochastic process suitable for modeling evolutionary or developmental systems characterized by equal energy per octave as depicted in Fig 1(d) . The power spectral density of pink noise is roughly inversely proportional to frequency :
