DerivativeFilter[image, {n_1, n_2}] computes the n_i\[Null]^th derivative of image in the vertical and horizontal directions.DerivativeFilter[image, {n_1, n_2}, \[Sigma]] ...
Dialog
(Built-in Mathematica Symbol) Dialog[] initiates a dialog. Dialog[expr] initiates a dialog with expr as the current value of %.
FileByteCount["file"] gives the number of bytes in a file.
GraphComplement[g] gives the graph complement of the graph g.
ImageColorSpace[image] gives the name of the color space of image.
ImageCorrelate[image, ker] gives the correlation of image with kernel ker.ImageCorrelate[image, ker, f] computes a generalized correlation in which the function f is used in ...
LeafCount[expr] gives the total number of indivisible subexpressions in expr.
LimitsPositioningTokens is an option for selections that specifies a set of characters for which the option LimitsPositioning is set to True by default.
ListCurvePathPlot[{{x_1, y_1}, {x_2, y_2}, ...}] plots a curve that corresponds to a smooth path through the specified points.
Log2
(Built-in Mathematica Symbol) Log2[x] gives the base-2 logarithm of x.