Sentence examples for vertical derivatives from inspiring English sources

Unlike traditional wavelet-based image derivative estimators that use only the horizontal and vertical wavelet coefficients, the proposed transform maps the diagonal as well as the horizontal and vertical wavelet coefficients to the horizontal and vertical derivatives of the image.

These matrices represent, respectively, an approximation of the horizontal and vertical derivatives at a pixel position.

We calculated the first horizontal and vertical derivatives (HD and VD) to reveal the subsurface fault structure.

The features of the Bouguer anomaly and its first horizontal and vertical derivatives clearly illustrate the EBFZNP.

First horizontal and vertical derivatives, as well as a normalized total horizontal derivative, characterize well the continuous subsurface fault structure along the Futagawa fault zone.

Many filters are available to enhance subtle detail in potential-field data, such as downward continuation, horizontal and vertical derivatives, and other forms of highpass filters.

The basis-spline functions, obtained from the de-Boor algorithm, are employed to derive both the vertical derivative and integral operators, since Eulerian advection terms are involved.

One evaluates the vertical derivative of the velocity potential at the surface by use of computed values of the potential on the vertical sides of the domain.

The direct effects of atmospheric turbulence intensity at stack height (IAir) and the vertical derivative of wind velocity are introduced in plume rise formulas.

In this study, the gravity data were subjected to the vertical derivative in order to isolate inflections and to determine concealed structurally high areas in the subsurface that could have hydrocarbon potential.

the first vertical derivative.