Enhanced continuous sign language recognition using PCA and neural network features. - Yannick L. Gweth; Christian Plahl; Hermann Ney (CVPR Workshops, 2012)

Improving Continuous Sign Language Recognition: Speech Recognition Techniques and System Design. - Jens Forster; Oscar Koller; Christian Oberdörfer; Yannick L. Gweth; Hermann Ney (SLPAT, 2013)