This is a Matlab implementation of the L2-Net feature descriptor presented in [1].
[1]Y. Tian, B. Fan, F. Wu. "L2-Net: Deep Learning of Discriminative Patch Descriptor in Euclidean Space", CVPR, 2017.
MatConvNet 1.0-beta18 or higher( http://www.vlfeat.org/matconvnet/).