* Empty constructors */

* Empty constructors */

constructor */

Constructor takes the boundary conditions as arguments, this sets the first derivative (gradient) at the lower and upper end points

构建Hessien矩阵A = J^T * J，b=J^T * r */

store new descriptors to be inserted in dataset */

=========================================================================== AUGMENT PATTERN WITH ADDITIONAL QUADS ====================================

constructor setting default values */

constructor setting default values */

retrieve Hamming distances */

=========================================================================== ERASE OVERHEAD ===========================================================

compute Gaussian pyramids */

implementation of descriptors computation */

constructor with smart pointer */

* Recursively create directory if `path` not exists. * Return 0 if success. ****************************************************************

Derivative of Lie bracket with respect to first element. This function returns ``D_a [a, b]`` with ``D_a`` being the differential operator with respe

return norm mode */

return descriptor size */

return data type */

requires line detection (only one image) */

Overload with fast detection

implementation of line detection */

* Returns the Hamming distance between two descriptors * @param a first descriptor vector * @param b second descriptor vector * @return hammi

* Returns the Hamming distance between two descriptors * @param a first descriptor vector * @param b second descriptor vector * @return hammi