Dr Fabrizio Smeraldi

PhD

Senior Lecturer in Artificial Intelligence

School of Electronic Engineering and Computer Science
Queen Mary University of London

f.smeraldi@qmul.ac.uk

www.eecs.qmul.ac.uk/~fabri/

Centre for Multimodal AI

Research
Publications
Grants

Research

Machine Learning, Computer Vision, Bioinformatics, Cybersecurity, Health Informatics, Social Media Analysis

Interests

Fabrizio is a Machine Learning researcher with over 25 years of experience and a solid interdisciplinary profile. He has published at an international level on pattern recognition, face biometrics, low-level vision, robotics, bioinformatics, cybersecurity and social media analysis. He is a co-founder of Mebomine, a health informatics startup that focusses on extracting the voice of the patient and real world evidence from online health boards.

Publications of specific relevance to the Centre for Multimodal AI

2021

Analysis of mental and physical disorders associated with COVID-19 in online health forums: a natural language processing study
Patel R, Smeraldi F, Abdollahyan M, Irving J and Bessant C
Bmj Open, Bmj vol. 11 (11)

DOI 10.1136/bmjopen-2021-056601

QMRO

01-11-2021

2020

Partial Order Rank Features in Colour Space
Smeraldi F, Bianconi F, Fernández A and González E
Applied Sciences, Mdpi vol. 10 (2)

DOI 10.3390/app10020499

10-01-2020

Investigating Comorbidity of Mental and Physical Disorders in Online Health Forums
Abdollahyan M, Smeraldi F, Patel R and Bessant C
Proceedings of the 3rd International Conference on Applications of Intelligent Systems., 1-5.

DOI 10.1145/3378184.3378195

07-01-2020

2019

Comparative Evaluation of Hand-Crafted Image Descriptors vs. Off-the-Shelf CNN-Based Features for Colour Texture Classification under Ideal and Realistic Conditions
Bello-Cerezo R, Bianconi F, Di Maria F, Napoletano P and Smeraldi F
Applied Sciences, Mdpi vol. 9 (4)

DOI 10.3390/app9040738

20-02-2019

Engaging With Contemporary Dance: What Can Body Movements Tell us About Audience Responses?
Theodorou L, Healey PGT and Smeraldi F
Front Psychol vol. 10, 71-71.

DOI 10.3389/fpsyg.2019.00071

QMRO

01-02-2019

2018

Visual Localization in the Presence of Appearance Changes Using the Partial Order Kernel
ABDOLLAHYAN M, Cascianelli S, Bellocchio E, Costante G, Ciarfuglia TA, Bianconi F, SMERALDI F and Fravolini ML
European Signal Processing Conference.

DOI 10.23919/EUSIPCO.2018.8553252

QMRO

03-12-2018

Identifying Potential Regulatory Elements by Transcription Factor Binding Site Alignment Using Partial Order Graphs
Abdollahyan M, Elgar G and Smeraldi F
International Journal of Foundations of Computer Science, World Scientific Publishing vol. 29 (08), 1345-1354.

DOI 10.1142/s0129054118430074

QMRO

01-12-2018

Visualising the topological structure of health-elated message board user networks
Abdollahyan M, Mondragón RJ, Bessant C and Smeraldi F
Frontiers in Artificial Intelligence and Applications. vol. 310, 274-279.

DOI 10.3233/978-1-61499-929-4-274

QMRO

01-01-2018

2017

Compact color texture descriptor based on rank transform and product ordering in the RGB color space
Fernandez A, Lima D, Bianconi F and SMERALDI F
International Conference on Computer Vision Workshops (CEFRL-ICCV) Venice, Italy 22 Oct 2017 - 29 Oct 2017.

DOI 10.1109/ICCVW.2017.126

QMRO

29-10-2017

Hand-Designed Local Image Descriptors vs. Off-the-Shelf CNN-Based Features for Texture Classification: An Experimental Comparison
Bello-Cerezo R, Bianconi F, Cascianelli S, Fravolini ML, di Maria F and Smeraldi F
Smart Innovation, Systems and Technologies. vol. 76, 1-10.

DOI 10.1007/978-3-319-59480-4_1

QMRO

28-05-2017

POKer: a Partial Order Kernel for Comparing Strings with Alternative Substrings
ABDOLLAHYAN M and SMERALDI F
European Symposium on Artificial Neural Networks, Computational Intelligence and Machine Learning Bruges, Belgium 26 Apr 2017 - 28 Apr 2017.

QMRO

26-04-2017

2016

On the Use of Skin Texture Features for Gender Recognition: An Experimental Evaluation
Bianconi F, Smeraldi F, Abdollahyan M and Xiao P
2016 Sixth International Conference on Image Processing Theory, Tools and Applications (IPTA)., 1-6.

DOI 10.1109/ipta.2016.7821018

QMRO

01-12-2016

Personal identification based on skin texture features from the forearm and multi-modal imaging.
Bianconi F, Chirikhina E, Smeraldi F, Bontozoglou C and Xiao P
Skin Res Technol

DOI 10.1111/srt.12348

QMRO

20-11-2016

Efficient Numerical Frameworks for Multi-Objective Cyber Security Planning
KHOUZANI MHR, MALACARIA P, HANKIN C, FIELDER A and SMERALDI F
European Symposium on Research in Computer Security (ESORICS) 2016 Heraklion, Crete, Greece 26 Sep 2016 - 30 Sep 2016.

DOI 10.1007/978-3-319-45741-3_10

QMRO

15-09-2016

Exploring Audience Behaviour During Contemporary Dance Performances
Theodorou L, Healey PGT and Smeraldi F
Proceedings of the 3rd International Symposium on Movement and Computing., 1-7.

DOI 10.1145/2948910.2948928

05-07-2016

Decision support approaches for cyber security investment
Fielder A, Panaousis E, Malacaria P, Hankin C and Smeraldi F
Decision Support Systems vol. 86, 13-23.

DOI 10.1016/j.dss.2016.02.012

QMRO

19-03-2016

2014

How to spend it
Smeraldi F and Malacaria P
, Association For Computing Machinery (Acm), 1-4.

DOI 10.1145/2602945.2602952

06-05-2014

Cybersecurity Games and Investments: A Decision Support Approach
Panaousis E, Fielder A, Malacaria P, Hankin C and Smeraldi F
Lecture Notes in Computer Science. vol. 8840, 266-286.

DOI 10.1007/978-3-319-12601-2_15

01-01-2014

Game Theory Meets Information Security Management
Fielder A, Panaousis E, Malacaria P, Hankin C and Smeraldi F
IFIP Advances in Information and Communication Technology. vol. 428, 15-29.

DOI 10.1007/978-3-642-55415-5_2

QMRO

01-01-2014

2011

Online multiple instance learning applied to hand detection in a humanoid robot
Ciliberto C, Smeraldi F, Natale L and Metta G
IEEE International Conference on Intelligent Robots and Systems., 1526-1532.

DOI 10.1109/IROS.2011.6048694

29-12-2011

Online Multiple Instance Learning applied to hand detection in a humanoid robot
Ciliberto C, Smeraldi F, Natale L and Metta G
Intelligent Robots and Systems (IROS), 2011 IEEE/RSJ International Conference on Genova, Italy 25 Sep 2011 - 30 Sep 2011.

DOI 10.1109/IROS.2011.6095002

01-09-2011

CLOOSTING: CLustering data with bOOSTING
Smeraldi F, Bicego M, Cristani M and Murino V
To appear in the Proceedings of the 10th International Workshop on Multiple Classifier Systems, Naples (Italy).

DOI 10.1007/978-3-642-21557-5_31

01-06-2011

On the probabilistic logical modelling of quantum and geometrically–inspired IR
Smeraldi F, Martinez-Alvarez M, Frommholz I and Roelleke T
Proceeding of the 2nd Italian Information Retrieval Workshop, Milan (Italy).
01-01-2011

2010

Handling missing features with boosting algorithms for protein–protein interaction prediction
Smeraldi F, Defoin-Platel M and Saqi M
Proceedings of the 7th International Conference on Data Integration in the Life Sciences (DILS’10), Gothenburg (Sweden)., 132–147-132–147.

DOI 10.1007/978-3-642-15120-0_11

01-08-2010

A descriptive approach to modelling learning
Martinez-Alvarez M, Smeraldi F and Roelleke T
Proceedings of the 1st Spanish Conference on Information Retrieval (CERI 2010), Madrid (Spain)., 183–194-183–194.
01-06-2010

Handling Missing Features with Boosting Algorithms for Protein-Protein Interaction Prediction
Smeraldi F, Defoin-Platel M and Saqi M
DATA INTEGRATION IN THE LIFE SCIENCES. vol. 6254, 132-147. Editors: Lambrix P and Kemp G.
01-01-2010

2009

Fast algorithms for the computation of ranklets
Smeraldi F
Proceedings of ICIP, Cairo (Egypt).

DOI 10.1109/ICIP.2009.5413803

01-11-2009

Variance ranklets: orientation–selective rank features for contrast modulations
Azzopardi G and Smeraldi F
Proceedings of the British Machine Vision Conference, London (UK).

DOI 10.5244/C.23.73

01-09-2009

2008

On Adaboost and optimal betting strategies
Malacaria P and Smeraldi F
Proceedings of the 1st national ICT conference (WICT), Valletta (Malta).
01-11-2008

2007

Adaptive multi–feature tracking in a particle filter framework
Maggio E, Smeraldi F and Cavallaro A
Ieee Transactions On Circuits and Systems For Video Technology vol. 17, 1348–1359-1348–1359.

DOI 10.1109/TCSVT.2007.903781

01-10-2007

Adaptive multi-feature tracking in a particle filtering framework
MAGGIO E, SMERALDI F and CAVALLARO A
Ieee Transactions On Circuits and Systems For Video Technology vol. 17 Issue 10, 1348-1359.

DOI 10.1109/TCSVT.2007.903781

01-10-2007

Non-rigid structure from motion using ranklet–based tracking and non-linear optimization
Bue AD, Smeraldi F and Agapito L
Image and Vision Computing vol. 25, 297–310-297–310.

DOI 10.1016/j.imavis.2005.10.004

01-03-2007

Non-rigid structure from motion using ranklet-based tracking and non-linear optimization
Del Bue A, Smeraldi F and Agapito L
Image Vision Comput vol. 25 (3), 297-310.

DOI 10.1016/j.imavis.2005.10.004

01-03-2007

2005

A classical tool revisited: Object detection by statistical testing
Franceschi E, Odone F, Smeraldi F and Verri A
Proceedings of the SICE Annual Conference., 2961-2964.
01-12-2005

Combining Colour and Orientation for Adaptive Particle Filter-based Tracking
Smeraldi F, CAVALLARO A and Maggio E
British Machine Vision Conference (BMVC), Oxford, 6-8 September 2005.

DOI 10.5244/C.19.79

06-09-2005

Feature selection with nonparametric statistics
Franceschi E, Odone F, Smeraldi F and Verri A
2005 International Conference on Image Processing (ICIP), Vols 1-5., 1085-1088.
01-01-2005

Feature Selection with Nonparametric Statistics
Franceschi E, Odone F, Smeraldi F and Verri A
IEEE International Conference on Image Processing 2005. vol. 1, 322-325.

DOI 10.1109/icip.2005.1529753

01-01-2005

Tracking points on deformable objects with ranklets
Smeraldi F, Del Bue A and Agapito L
2005 International Conference on Image Processing (ICIP), Vols 1-5., 3749-3752.

DOI 10.1109/ICIP.2005.1530343

01-01-2005

2004

Non-rigid structure from motion using nonparametric tracking and non-linear optimization
Bue AD, Smeraldi F and Agapito L
IEEE Workshop in Articulated and Nonrigid Motion ANM04, held in conjunction with CVPR2004., 8–8-8–8.

DOI 10.1109/CVPR.2004.406

01-06-2004

Cognitive navigation based on nonuniform Gabor space sampling, unsupervised growing networks, and reinforcement learning.
Arleo A, Smeraldi F and Gerstner W
Ieee Trans Neural Netw vol. 15 (3), 639-652.

DOI 10.1109/TNN.2004.826221

01-05-2004

Finding objects with hypothesis testing
SMERALDI F, Verri A, Odone F and Franceschi E
Proceedings of the Workshop on Learning for Adaptable Visual Systems, in conjunction with ICPR'04, Cambridge, UK.
01-01-2004

Non-rigid structure from motion using nonparametric tracking and non-linear optimization
SMERALDI F, Agapito L and Del Bue A
IEEE Workshop in Articulated and Nonrigid Motion ANMO4, held in conjunction with CVPR2004, Washington D.C (USA).
01-01-2004

2003

Special issue - Audio- and Video-Based Biometric Person Authentication (AVBPA 2001) - Preface
Smeraldi F and Bigun J
Pattern Recogn Lett vol. 24 (13), 2103-2104.

DOI 10.1016/S0167-8655(03)00078-3

01-09-2003

Ranklets on hexagonal pixel lattices
SMERALDI F and Rob M
Proceedings of the British Machine Vision Conference. Norwich, UK. vol 1.

DOI 10.5244/c.17.17

01-01-2003

A Nonparametric approach to face detection using ranklets
Smeraldi F
AUDIO-AND VIDEO-BASED BIOMETRIC PERSON AUTHENTICATION, PROCEEDINGS. vol. 2688, 351-359. Editors: Kittler J and Nixon MS.

DOI 10.1007/3-540-44887-x_42

01-01-2003

2002

Retinal vision applied to facial features detection and face authentication
Smeraldi F and Bigun J
Pattern Recogn Lett vol. 23 (4), 463-475.

DOI 10.1016/S0167-8655(01)00178-7

01-02-2002

Ranklets: orientation selective non-parametric features applied to face detection
Smeraldi F
16TH INTERNATIONAL CONFERENCE ON PATTERN RECOGNITION, VOL III, PROCEEDINGS., 379-382. Editors: Kasturi R, Laurendeau D and Suen C.

DOI 10.1109/ICPR.2002.1047924

01-01-2002

Support vector features and the role of dimensionality in face authentication
Smeraldi F, Bigun J and Gerstner W
PATTERN RECOGNITON WITH SUPPORT VECTOR MACHINES, PROCEEDINGS. vol. 2388, 249-259. Editors: Lee SE and Verri A.

DOI 10.1007/3-540-45665-1_19

01-01-2002

2001

Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics): Preface
Bigun J and Smeraldi F

01-12-2001

Place cells and spatial navigation based on 2D visual feature extraction, path integration, and reinforcement learning
Arleo A, Smeraldi F, Hug S and Gerstner W
ADVANCES IN NEURAL INFORMATION PROCESSING SYSTEMS 13. vol. 13, 89-95. Editors: Leen TK, Dietterich TG and Tresp V.
01-01-2001

Preface
Bigun J and Smeraldi F

01-01-2001

Audio-- and video-- based biometric person authentication, third international conference: proceedings
various
Editors: Bigun J and Smeraldi F.
01-01-2001

2000

Place cells and spatial navigation based on vision, path integration, and reinforcement learning
Arleo A, Smeraldi F, Hug S and Gerstner W
Advances in Neural Information Processing Systems. vol. 13, 89–95-89–95.
01-12-2000

Comparison of face verification results on the XM2VTS database
Matas J, Hamouz M, Jonsson K, Kittler J, Li Y, Kotropoulos C, Tefas A, Pitas I, Tan T, Yan H, Smeraldi F, Bigün J, Capdevielle N, Gerstner W, Ben-Yacoub S, Abdeljaoued Y and Mayoraz E
Proceedings of the 15th International Conference on Pattern Recognition, Barcelona (Spain), September 2000. vol. 4, 858–863-858–863.
01-09-2000

On the role of dimensionality in face authentication
Smeraldi F, Bigün J and Gerstner W
Proceedings of the Symposium of the Swedish Society for Automated Image Analysis, Halmstad (Sweden)., 87–91-87–91.
01-03-2000

Comparison of face verification results on the XM2VTS database
Matas J, Hamouz M, Jonsson K, Kittler J, Li Y, Kotropoulos C, Tefas A, Pitas I, Tan T, Yan H, Smeraldi F, Bigun J, Capdevielle N, Gerstner W, Ben-Yacoub S, Abdeljaoued Y and Mayoraz E
15TH INTERNATIONAL CONFERENCE ON PATTERN RECOGNITION, VOL 4, PROCEEDINGS., 858-863. Editors: Sanfeliu A, Villanueva JJ, Vanrell M, Alquezar R, Crowley J and Shirai Y.
01-01-2000

Saccadic search with Gabor features applied to eye detection and real-time head tracking
Smeraldi F, Carmona O and Bigün J
Image and Vision Computing vol. 18, 323–329-323–329.

DOI 10.1016/S0262-8856(99)00080-3

01-01-2000

1999

Facial features detection by saccadic exploration of the Gabor decomposition and Support Vector Machines
Smeraldi F, Capdevielle N and Bigün J
Proceedings of the 11th Scandinavian Conference on Image Analysis – SCIA 99, Kangerlussuaq, Greenland. vol. I, 39-44-39-44.
01-06-1999

Gabor decomposition driven saccades applied to facial features detection for visual biometrics applications
Smeraldi F, Capdevielle N and Bigün J
Proceedings of the 1999 Symposium of the Swedish Society for Automated Image Analysis, Göteborg (Sweden)., 85–88-85–88.
01-03-1999

Face Authentication by retinotopic sampling of the Gabor decomposition and Support Vector Machines
Smeraldi F, Capdevielle N and Bigun J
Audio and Video based Person Authentication - AVBPA99., 125–129-125–129.
01-01-1999

1998

Real–Time Head Tracking by Saccadic Exploration and Gabor Decomposition
Smeraldi F, Carmona O and Bigun J
Proceedings of the 5th International Workshop on Advanced Motion Control. vol. IEEE Cat. Num. 98TH8, 684–687-684–687. Editors: Almeida AT and Araujo H.
01-01-1998

Multi modal person authentication
Bigun J, Duc B, Fischer S, Makarov A and Smeraldi F
Nato-Asi advanced study on face recogniton. vol. F 163, 26–50-26–50. Editors: HWE A.
01-01-1998

Facial features detection by saccadic exploration of the Gabor decomposition
Smeraldi F and Bigun J
International Conference on Image Processing, ICIP-98, Chicago, October 4-7. vol. 3, 163–167-163–167.
01-01-1998

Grants

Grants of specific relevance to the Centre for Multimodal AI

QMUL-EPSRC Flexible Innovation Starter Award
Fabrizio Smeraldi
£5,000 EPSRC Engineering and Physical Sciences Research Council
15-11-2018 - 14-05-2019