ANISOTROPY OF SURFACE ROUGHNESS - Centrum Textil

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$Surface roughness and fractal dimension - Centrum Textil$

Geometrical fractal• From Latin fractus, meaning irregular orfragmented0.3Koch n=30.20.100 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 10.3Koch n=40.20.100 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1Koch curve
Randomfractal6 x 10-3 Random walk, H = 0.2542Weistrass Mandelbrot equationsatisfies to the self-affinityrequirement(fractional Brownian motion)R(d)=GD − 1∞∑i =n 1cos(g2πgi* ( 2 − D1
Page 2 and 3: Liberec• Pearl at the foot of the
Page 4 and 5: Textiles surface roughness• the s
Page 6 and 7: Weaves surface profileVariation of
Page 8 and 9: 60Spectral504030analysis20100-1 0Ex
Page 12: Spatial statistical analysisStatist
Page 18 and 19: Fractional BrownianmotionThe expect
Page 21 and 22: Fractal dimension fBn1. Stochastic
Page 23 and 24: Fractional noise fGnFractional nois
Page 25 and 26: MATLAB program outputsThese basic c
Page 27 and 28: Surface spectral moments• Surface
Page 29 and 30: AnisotropycharacteristicsLong-crest
Page 31 and 32: Measurement• For investigation of
Page 33 and 34: Sample Afractal dimension mean = 1.
Page 35 and 36: Sample Cfractal dimension mean = 1.
Page 37 and 38: Anisotropy - twill
Page 39 and 40: ANISOTROPY OF SURFACE ROUGHNESSJiř
Page 41 and 42: e simple to derive confidence inter
Page 43 and 44: 2.3 ROUGHNESS IN SPATIAL DOMAINIt i
Page 45 and 46: The second profile spectral moment

ANISOTROPY OF SURFACE ROUGHNESS - Centrum Textil

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