Browsing Faculty of Natural and Agricultural Sciences by Subject "Fourier transform"
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Computational methods for the determination of roundness of sedimentary particles
(Springer, 2006)A number of subjective and objective methods have been proposed to determine the roundness of rock particles, roundness being one of three properties describing the shape of a particle. Methods that make use of the Fourier ... -
Three-dimensional shape descriptors and matching procedures
(WSCG, 2011)Shape descriptors are used to identify objects in the same way that human fingerprints are used to identify people. Features of an object are extracted by applying functions to the digital representation of the object. These ...