1. von Agris, U, Kraiss, KF (2007) Towards a video corpus for signer-independent continuous sign language recognition. In: Proceedings of the International Workshop on Gesture in Human–Computer Interaction and Simulation, Lisbon
2. von Agris U, Zieren J, Canzler U, Bauer B, Kraiss KF (2008) Recent developments in visual sign language recognition. Univers Access Inf Soc 6(4):323–362
3. Al-Ahdal M, Tahir N (2012) Review in sign language recognition systems. In: Proceedings of IEEE Symposium on Computers Informatics, pp 52–57
4. Bertoldi N, Tiotto G, Prinetto P, Piccolo E, Nunnari F, Lombardo V, Mazzei A, Damiano R, Lesmo L, Del Principe A (2010) On the creation and the annotation of a large-scale Italian-LIS parallel corpus. In: Proceedings of the International Conference on Language Resources and Evaluation, pp 19–22
5. Bishop C (2006) Pattern recognition and machine learning. Springer Science+Business Media, LLC, New York