Terms and Abbreviations

The following is a description of common terms and abbreviations used in this report.

Orthogonality

A measure of how perpendicular grid cells are, 90o is optimal.

Orthogonal Deviation

The deviation angle away from 90o.

Orthogonalize

The act of "improving" a grid so that its grid lines are more perpendicular.

Refine

Increasing the cell resolution of the grid.

Coarsen

Decreasing the cell resolution of the grid.

Regularize

Applies uniform spacing between grid cells.

Telescoping

Regularize the grid with uneven spacing between grid cells.

Global

Modifications are made to the entire grid.

Local

Modifications are made to a user-specified area only.

Spline

A line that is used to define the boundaries of a grid, four splines are required to generate a grid.

Polyline

The P2D shape file that the user uploads into CVLGrid, usually to serve as an outline to draw the splines.

CVL

Curvilinear, referring to the grid

LMC

Left mouse click

RMC

Right mouse click