Photographic dataset: playing cards. - David Villacis; Santeri Kaupinmäki; Samuli Siltanen; Teemu Helenius (CoRR, 2017)

Bilevel Imaging Learning Problems as Mathematical Programs with Complementarity Constraints. - Juan Carlos de los Reyes; David Villacis (CoRR, 2021)

Optimality Conditions for Bilevel Imaging Learning Problems with Total Variation Regularization. - Juan Carlos de los Reyes; David Villacis (SIAM J. Imaging Sci., 2022)