Boosting Hankel matrices for face emotion recognition and pain detection

LL Presti, M La Cascia - Computer Vision and Image Understanding, 2017 - Elsevier
Studies in psychology have shown that the dynamics of emotional expressions play an
important role in face emotion recognition in humans. Motivated by these studies, in this …

Using Hankel matrices for dynamics-based facial emotion recognition and pain detection

L Lo Presti, M La Cascia - Proceedings of the IEEE conference on …, 2015 - cv-foundation.org
This paper proposes a new approach to model the temporal dynamics of a sequence of
facial expressions. To this purpose, a sequence of Face Image Descriptors (FID) is regarded …

[HTML][HTML] An efficient facial expression recognition system with appearance-based fused descriptors

Y Yaddaden - Intelligent Systems with Applications, 2023 - Elsevier
Facial expressions have always been defined as the most efficient way to characterize
emotions. Therefore, they have been used in various fields of applications such as human …

Face expression recognition by cross modal data association

A Tawari, MM Trivedi - IEEE Transactions on Multimedia, 2013 - ieeexplore.ieee.org
We present a novel facial expression recognition framework using audio-visual information
analysis. We propose to model the cross-modality data correlation while allowing them to be …

Facial expression recognition in dynamic sequences: An integrated approach

H Fang, N Mac Parthaláin, AJ Aubrey, GKL Tam… - Pattern Recognition, 2014 - Elsevier
Automatic facial expression analysis aims to analyse human facial expressions and classify
them into discrete categories. Methods based on existing work are reliant on extracting …

Hog-based decision tree for facial expression classification

C Orrite, A Ganán, G Rogez - Pattern Recognition and Image Analysis: 4th …, 2009 - Springer
We address the problem of human emotion identification from still pictures taken in semi-
controlled environments. Histogram of Oriented Gradient (HOG) descriptors are considered …

Automatic emotion recognition in the wild using an ensemble of static and dynamic representations

MM Ghazi, HK Ekenel - Proceedings of the 18th ACM International …, 2016 - dl.acm.org
Automatic emotion recognition in the wild video datasets is a very challenging problem
because of the inter-class similarities among different facial expressions and large intra …

Recognizing emotions from an ensemble of features

U Tariq, KH Lin, Z Li, X Zhou, Z Wang… - … on Systems, Man …, 2012 - ieeexplore.ieee.org
This paper details the authors' efforts to push the baseline of emotion recognition
performance on the Geneva Multimodal Emotion Portrayals (GEMEP) Facial Expression …

Spatio-temporal modeling of facial expressions using Gabor-wavelets and hierarchical hidden Markov models

L Ma, D Chelberg, M Celenk - IEEE International Conference …, 2005 - ieeexplore.ieee.org
As one of the key techniques for futuristic man-machine interface, facial expression analysis
has received much attention in recent years. This paper proposes a hierarchical approach to …

Emotion recognition based on facial components

PI Rani, K Muneeswaran - Sādhanā, 2018 - Springer
Abstract Machine analysis of facial emotion recognition is a challenging and an innovative
research topic in human–computer interaction. Though a face displays different facial …