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Author (up) Bogdan Raducanu; Fadi Dornaika edit  doi
isbn  openurl
  Title Dynamic Facial Expression Recognition Using Laplacian Eigenmaps-Based Manifold Learning Type Conference Article
  Year 2010 Publication IEEE International Conference on Robotics and Automation Abbreviated Journal  
  Volume Issue Pages 156–161  
  Keywords  
  Abstract In this paper, we propose an integrated framework for tracking, modelling and recognition of facial expressions. The main contributions are: (i) a view- and texture independent scheme that exploits facial action parameters estimated by an appearance-based 3D face tracker; (ii) the complexity of the non-linear facial expression space is modelled through a manifold, whose structure is learned using Laplacian Eigenmaps. The projected facial expressions are afterwards recognized based on Nearest Neighbor classifier; (iii) with the proposed approach, we developed an application for an AIBO robot, in which it mirrors the perceived facial expression.  
  Address Anchorage; AK; USA;  
  Corporate Author Thesis  
  Publisher Place of Publication Editor  
  Language Summary Language Original Title  
  Series Editor Series Title Abbreviated Series Title  
  Series Volume Series Issue Edition  
  ISSN 1050-4729 ISBN 978-1-4244-5038-1 Medium  
  Area Expedition Conference ICRA  
  Notes OR; MV Approved no  
  Call Number BCNPCL @ bcnpcl @ RaD2010 Serial 1310  
Permanent link to this record
 

 
Author (up) Bogdan Raducanu; Fadi Dornaika edit  doi
isbn  openurl
  Title Natural Facial Expression Recognition Using Dynamic and Static Schemes Type Conference Article
  Year 2009 Publication 5th International Symposium on Visual Computing Abbreviated Journal  
  Volume 5875 Issue Pages 730–739  
  Keywords  
  Abstract Affective computing is at the core of a new paradigm in HCI and AI represented by human-centered computing. Within this paradigm, it is expected that machines will be enabled with perceiving capabilities, making them aware about users’ affective state. The current paper addresses the problem of facial expression recognition from monocular videos sequences. We propose a dynamic facial expression recognition scheme, which is proven to be very efficient. Furthermore, it is conveniently compared with several static-based systems adopting different magnitude of facial expression. We provide evaluations of performance using Linear Discriminant Analysis (LDA), Non parametric Discriminant Analysis (NDA), and Support Vector Machines (SVM). We also provide performance evaluations using arbitrary test video sequences.  
  Address Las Vegas, USA  
  Corporate Author Thesis  
  Publisher Springer Berlin Heidelberg Place of Publication Editor  
  Language Summary Language Original Title  
  Series Editor Series Title Abbreviated Series Title LNCS  
  Series Volume Series Issue Edition  
  ISSN 0302-9743 ISBN 978-3-642-10330-8 Medium  
  Area Expedition Conference ISVC  
  Notes OR;MV Approved no  
  Call Number BCNPCL @ bcnpcl @ RaD2009 Serial 1257  
Permanent link to this record
 

 
Author (up) Bogdan Raducanu; Fadi Dornaika edit  openurl
  Title Dynamic Vs. Static Recognition of Facial Expressions Type Book Chapter
  Year 2008 Publication Ambient Intelligence. European Conference Abbreviated Journal  
  Volume 5355 Issue Pages 13–25  
  Keywords  
  Abstract  
  Address Nuremberg (Germany)  
  Corporate Author Thesis  
  Publisher Place of Publication Editor Rabuñal  
  Language Summary Language Original Title  
  Series Editor Series Title Abbreviated Series Title LNCS  
  Series Volume Series Issue Edition  
  ISSN ISBN Medium  
  Area Expedition Conference AMI  
  Notes OR; MV Approved no  
  Call Number BCNPCL @ bcnpcl @ RaD2008 Serial 1035  
Permanent link to this record
 

 
Author (up) Bogdan Raducanu; Jordi Vitria edit  openurl
  Title Face Recognition by Artificial Vision Systems: A Cognitive Perspective Type Journal
  Year 2008 Publication International Journal of Pattern Recognition and Artificial Intelligence Abbreviated Journal IJPRAI  
  Volume 22 Issue 5 Pages 899–913  
  Keywords  
  Abstract  
  Address  
  Corporate Author Thesis  
  Publisher Place of Publication Editor  
  Language Summary Language Original Title  
  Series Editor Series Title Abbreviated Series Title  
  Series Volume Series Issue Edition  
  ISSN ISBN Medium  
  Area Expedition Conference  
  Notes OR;MV Approved no  
  Call Number BCNPCL @ bcnpcl @ RaV2008b Serial 1007  
Permanent link to this record
 

 
Author (up) Bogdan Raducanu; Jordi Vitria edit  openurl
  Title Learning to Learn: From Smarts Machines to Intelligent Machines Type Journal
  Year 2008 Publication Patter Recognition Letters Abbreviated Journal PRL  
  Volume 29 Issue 8 Pages 1024–1032  
  Keywords  
  Abstract  
  Address  
  Corporate Author Thesis  
  Publisher Place of Publication Editor  
  Language Summary Language Original Title  
  Series Editor Series Title Abbreviated Series Title  
  Series Volume Series Issue Edition  
  ISSN ISBN Medium  
  Area Expedition Conference  
  Notes OR;MV Approved no  
  Call Number BCNPCL @ bcnpcl @ RaV2008a Serial 950  
Permanent link to this record
 

 
Author (up) Bogdan Raducanu; Jordi Vitria edit  openurl
  Title Online Nonparametric Discriminant Analysis for Incremental Subspace Learning and Recognition Type Journal
  Year 2008 Publication Pattern Analysis and Applications. Special Issue: Non–Parametric Distance–Based Classification Techniques and Their Applications Abbreviated Journal  
  Volume 11 Issue 3-4 Pages 259–268  
  Keywords  
  Abstract  
  Address  
  Corporate Author Thesis  
  Publisher Springer Place of Publication Editor  
  Language Summary Language Original Title  
  Series Editor Series Title Abbreviated Series Title  
  Series Volume Series Issue Edition  
  ISSN ISBN Medium  
  Area Expedition Conference  
  Notes OR;MV Approved no  
  Call Number BCNPCL @ bcnpcl @ RaV2008c Serial 997  
Permanent link to this record
 

 
Author (up) Bogdan Raducanu; Jordi Vitria edit  openurl
  Title Incremental Subspace Learning for Cognitive Visual Processes Type Conference Article
  Year 2007 Publication Advances in Brain, Vision and Artificial Intelligence, 2nd International Symposium Abbreviated Journal  
  Volume 4729 Issue Pages 214–223  
  Keywords  
  Abstract  
  Address Naples (Italy)  
  Corporate Author Thesis  
  Publisher Place of Publication Editor  
  Language Summary Language Original Title  
  Series Editor Series Title Abbreviated Series Title LNCS  
  Series Volume Series Issue Edition  
  ISSN ISBN Medium  
  Area Expedition Conference BVAI’07  
  Notes OR;MV Approved no  
  Call Number BCNPCL @ bcnpcl @ RaV2007b Serial 901  
Permanent link to this record
 

 
Author (up) Bogdan Raducanu; Jordi Vitria edit  openurl
  Title Online Learning for Human-Robot Interaction Type Conference Article
  Year 2007 Publication IEEE Conference on Computer Vision and Pattern Recognition Workshop on Abbreviated Journal  
  Volume Issue Pages  
  Keywords  
  Abstract  
  Address Minneapolis (USA)  
  Corporate Author Thesis  
  Publisher Place of Publication Editor  
  Language Summary Language Original Title  
  Series Editor Series Title Abbreviated Series Title  
  Series Volume Series Issue Edition  
  ISSN ISBN Medium  
  Area Expedition Conference CVPR  
  Notes OR; MV Approved no  
  Call Number BCNPCL @ bcnpcl @ RaV2007a Serial 791  
Permanent link to this record
 

 
Author (up) Bogdan Raducanu; Jordi Vitria edit  openurl
  Title Aprendiendo a Aprender: de Maquinas Listas a Maquinas Inteligentes Type Miscellaneous
  Year 2006 Publication Campus Multidisciplinario en Percepcion e Inteligencia (Antionio Fernandez–Caballero et al., eds.), 1: 34–45 Abbreviated Journal  
  Volume Issue Pages  
  Keywords  
  Abstract  
  Address Albacete (Spain)  
  Corporate Author Thesis  
  Publisher Place of Publication Editor  
  Language Summary Language Original Title  
  Series Editor Series Title Abbreviated Series Title  
  Series Volume Series Issue Edition  
  ISSN ISBN Medium  
  Area Expedition Conference  
  Notes OR;MV Approved no  
  Call Number BCNPCL @ bcnpcl @ RaV2006b Serial 714  
Permanent link to this record
 

 
Author (up) Bogdan Raducanu; Jordi Vitria edit  openurl
  Title A Robust Particle Filter-Based Face Tracker Using Combination of Color and Geometric Information Type Book Chapter
  Year 2006 Publication International Conference on Image Analysis and Recognition (ICIAR´06), LNCS 4141 (A. Campilho et al., eds.), 1: 922–933 Abbreviated Journal  
  Volume Issue Pages  
  Keywords  
  Abstract  
  Address  
  Corporate Author Thesis  
  Publisher Place of Publication Editor  
  Language Summary Language Original Title  
  Series Editor Series Title Abbreviated Series Title  
  Series Volume Series Issue Edition  
  ISSN ISBN Medium  
  Area Expedition Conference  
  Notes OR;MV Approved no  
  Call Number BCNPCL @ bcnpcl @ RaV2006c Serial 715  
Permanent link to this record
 

 
Author (up) Bogdan Raducanu; Jordi Vitria edit  openurl
  Title Real-Time Face Tracking for Context-Aware Computing Type Miscellaneous
  Year 2005 Publication 8th Catalan Conference on Artificial Intelligence (CCIA 2005) (published in Abbreviated Journal  
  Volume Issue Pages  
  Keywords  
  Abstract  
  Address  
  Corporate Author Thesis  
  Publisher Place of Publication Editor  
  Language Summary Language Original Title  
  Series Editor Series Title Abbreviated Series Title  
  Series Volume Series Issue Edition  
  ISSN ISBN Medium  
  Area Expedition Conference  
  Notes OR;MV Approved no  
  Call Number BCNPCL @ bcnpcl @ RaV2005a Serial 560  
Permanent link to this record
 

 
Author (up) Bogdan Raducanu; Jordi Vitria edit  openurl
  Title Real-Time Face Tracking for Context-Aware Computing Type Book Chapter
  Year 2005 Publication Artificial Intelligence Research and Development, IOS Press, 91–98 Abbreviated Journal  
  Volume Issue Pages  
  Keywords  
  Abstract  
  Address Amsterdam  
  Corporate Author Thesis  
  Publisher Place of Publication Editor  
  Language Summary Language Original Title  
  Series Editor Series Title Abbreviated Series Title  
  Series Volume Series Issue Edition  
  ISSN ISBN Medium  
  Area Expedition Conference  
  Notes OR;MV Approved no  
  Call Number BCNPCL @ bcnpcl @ RaV2005b Serial 616  
Permanent link to this record
 

 
Author (up) Bogdan Raducanu; Jordi Vitria edit  openurl
  Title A Robust Particle Filter-based Face Tracker Using a Combination of Color and Geometric Information Type Report
  Year 2005 Publication CVC Technical Report #90 Abbreviated Journal  
  Volume Issue Pages  
  Keywords  
  Abstract  
  Address CVC (UAB)  
  Corporate Author Thesis  
  Publisher Place of Publication Editor  
  Language Summary Language Original Title  
  Series Editor Series Title Abbreviated Series Title  
  Series Volume Series Issue Edition  
  ISSN ISBN Medium  
  Area Expedition Conference  
  Notes OR;MV Approved no  
  Call Number BCNPCL @ bcnpcl @ RaV2005c Serial 617  
Permanent link to this record
 

 
Author (up) Bogdan Raducanu; Jordi Vitria; Ales Leonardis edit  url
doi  openurl
  Title Online pattern recognition and machine learning techniques for computer-vision: Theory and applications Type Journal Article
  Year 2010 Publication Image and Vision Computing Abbreviated Journal IMAVIS  
  Volume 28 Issue 7 Pages 1063–1064  
  Keywords  
  Abstract (Editorial for the Special Issue on Online pattern recognition and machine learning techniques)
In real life, visual learning is supposed to be a continuous process. This paradigm has found its way also in artificial vision systems. There is an increasing trend in pattern recognition represented by online learning approaches, which aims at continuously updating the data representation when new information arrives. Starting with a minimal dataset, the initial knowledge is expanded by incorporating incoming instances, which may have not been previously available or foreseen at the system’s design stage. An interesting characteristic of this strategy is that the train and test phases take place simultaneously. Given the increasing interest in this subject, the aim of this special issue is to be a landmark event in the development of online learning techniques and their applications with the hope that it will capture the interest of a wider audience and will attract even more researchers. We received 19 contributions, of which 9 have been accepted for publication, after having been subjected to usual peer review process.
 
  Address  
  Corporate Author Thesis  
  Publisher Elsevier Place of Publication Editor  
  Language Summary Language Original Title  
  Series Editor Series Title Abbreviated Series Title  
  Series Volume Series Issue Edition  
  ISSN 0262-8856 ISBN Medium  
  Area Expedition Conference  
  Notes OR;MV Approved no  
  Call Number BCNPCL @ bcnpcl @ RVL2010 Serial 1280  
Permanent link to this record
 

 
Author (up) Bogdan Raducanu; Jordi Vitria; D. Gatica-Perez edit  doi
isbn  openurl
  Title You are Fired! Nonverbal Role Analysis in Competitive Meetings Type Conference Article
  Year 2009 Publication IEEE International Conference on Audio, Speech and Signal Processing Abbreviated Journal  
  Volume Issue Pages 1949–1952  
  Keywords  
  Abstract This paper addresses the problem of social interaction analysis in competitive meetings, using nonverbal cues. For our study, we made use of ldquoThe Apprenticerdquo reality TV show, which features a competition for a real, highly paid corporate job. Our analysis is centered around two tasks regarding a person's role in a meeting: predicting the person with the highest status and predicting the fired candidates. The current study was carried out using nonverbal audio cues. Results obtained from the analysis of a full season of the show, representing around 90 minutes of audio data, are very promising (up to 85.7% of accuracy in the first case and up to 92.8% in the second case). Our approach is based only on the nonverbal interaction dynamics during the meeting without relying on the spoken words.  
  Address Taipei, Taiwan  
  Corporate Author Thesis  
  Publisher Place of Publication Editor  
  Language Summary Language Original Title  
  Series Editor Series Title Abbreviated Series Title  
  Series Volume Series Issue Edition  
  ISSN 1520-6149 ISBN 978-1-4244-2353-8 Medium  
  Area Expedition Conference ICASSP  
  Notes OR;MV Approved no  
  Call Number BCNPCL @ bcnpcl @ RVG2009 Serial 1154  
Permanent link to this record
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