Laplacian


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Related to Laplacian: Laplacian operator

Laplacian

[lə′pläs·ē·ən]
(mathematics)
References in periodicals archive ?
We assume Laplacian source signal at the input in the wide dynamic range of 50 dB, and we adopt [[sigma].
Each error image resulting out of this difference is a level in the Laplacian pyramid.
As for semi-implicit schemes, such as MPS (47) and ISPH, (71) based on a projection method, differential operator models have been refined for discretizing the source term and Laplacian of PPE as well as for restoring momentum conservation (Khayyer et al, 20 08).
To the best knowledge of the authors, an implementation of three-level quantization in delta modulation system has not yet been reported for coding of Laplacian sources.
This is clearly not acceptable and so, we employ the machinery of Laplacian process to ensure [mathematical expression not reproducible] is also random.
LoG is an edge detection method that combines Laplacian and Gaussian features.
The live-wire in this work has includes the gradient magnitude, gradient direction, Canny edge detection, and Laplacian zero crossing edge detection as part of the cost function.
The density of proper mass (source of gravitational field) in equation (1) can vary with coordinate time and the Euclidean Laplacian cannot account for this possible variation.
Keywords: Laplacian solver, randomized Kaczmarz, cycle basis
On the other hand, the one-sided stencils for [MATHEMATICAL EXPRESSION NOT REPRODUCIBLE IN ASCII] result from adding the special contribution of the non-zero interior entries of [MATHEMATICAL EXPRESSION NOT REPRODUCIBLE IN ASCII] to the standard Laplacian approximation DG at those grid centers.
The topology among the followers is undirected and is described by graph G with its Laplacian matrix denoted as L.