Expression glasses: a wearable device for facial expression recognition. - Jocelyn Scheirer; Raul Fernandez; Rosalind W. Picard (CHI Extended Abstracts, 1999)

Frustrating the user on purpose: a step toward building an affective computer. - Jocelyn Scheirer; Raul Fernandez; Jonathan Klein; Rosalind W. Picard (Interact. Comput., 2001)