Temporal Patterns of spontaneous
smiles when delighted and frustrated
1. Four participants, each smiling
while being in either a (i)
frustrated or (ii) delighted state.
Can you tell which smile is in which
**Answers are provided at the end.
Is it possible for people to smile
under negative situations? In our
study, more than 90% of the people
smiled while being exposed to a
Is there a difference between people smiling under frustration as
opposed to being genuinely
How well do humans do in
correctly labeling smiles elicited
under frustrated and delighted
situations? Can we develop automated
systems to distinguish between
frustrated and delighted smiles that
perform better or as good as their
human counterpart? This paper
attempts to answer all these
questions through a series of
M. E. Hoque, D. J. McDuff, R. W
Picard, Exploring Temporal Patterns
towards Classifying Frustrated and
Delighted Smiles, IEEE Transactions
on Affective Computing, 2012.
M. E. Hoque, R. W. Picard, Acted vs.
natural frustration and delight:
Many people smile in natural
frustration, 9th IEEE International
Conference on Automatic Face and
Gesture Recognition (FG'11), Santa
Barbara, CA, USA, March 2011.
**Figure 1 (a), (d), (f), (h) are
taken from instances of frustration;
(b), (c), (e), (g) are from
instances of delight.