Abstract
Facial expressions depend greatly on facial morphology and expressiveness of the observed person. Recent studies have shown great improvement of the personalized over non-personalized models in variety of facial expression related tasks, such as face and emotion recognition. However, in the context of facial action unit (AU) intensity estimation, personalized modeling has been scarcely investigated. In this paper, we propose a two-step approach for personalized modeling of facial AU intensity from spontaneously displayed facial expressions. In the first step, we perform facial feature decomposition using the proposed matrix decomposition algorithm that separates the person’s identity from facial expression. These two are then jointly modeled using the framework of Conditional Ordinal Random Fields, resulting in a personalized model for intensity estimation of AUs. Our experimental results show that the proposed personalized model largely outperforms non-personalized models for intensity estimation of AUs.
| Original language | English |
|---|---|
| Title of host publication | Advances in Visual Computing |
| Subtitle of host publication | 10th International Symposium, ISVC 2014, Las Vegas, NV, USA, December 8-10, 2014, Proceedings |
| Editors | George Bebis, Richard Boyle, Bahram Parvin, Darko Koracin |
| Place of Publication | Cham |
| Publisher | Springer |
| Pages | 269-281 |
| Number of pages | 13 |
| Volume | Part II |
| ISBN (Electronic) | 978-3-319-14364-4 |
| ISBN (Print) | 978-3-319-14363-7 |
| DOIs | |
| Publication status | Published - Dec 2014 |
| Event | 10th International Symposium on Visual Computing, ISVC 2014 - Las Vegas, United States Duration: 8 Dec 2014 → 10 Dec 2014 Conference number: 10 |
Publication series
| Name | Lecture Notes in Computer Science |
|---|---|
| Publisher | Springer |
| Volume | 8888 |
| ISSN (Print) | 0302-9743 |
| ISSN (Electronic) | 1611-3349 |
Conference
| Conference | 10th International Symposium on Visual Computing, ISVC 2014 |
|---|---|
| Abbreviated title | ISVC |
| Country/Territory | United States |
| City | Las Vegas |
| Period | 8/12/14 → 10/12/14 |
Keywords
- HMI-HF: Human Factors
- EWI-25809
- EC Grant Agreement nr.: FP7/611153
- EC Grant Agreement nr.: FP7/2007-2013
- METIS-309928
- IR-94676
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