Publications

Journal Articles

2019

A Computer Vision System to Detect Bedside Patient Mobilization

s. Yeung; F. Rinaldo; J. Jopling; B. Liu; R. Mehra et al. 

Nature Digital Medicine. 2019-03-01. 

2018

Let Me Not Lie: Learning MultiNomial Logit

B. Sifringer; V. Lurkin; A. Alahi 

arxiv. 2018-12-23. 

Long-term path prediction in urban scenarios using circular distributions

P. Coscia; F. Castaldo; F. Palmieri; A. Alahi; S. Savarese et al. 

Image and Vision Computing. 2018. 

2014

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Robust Real-time Pedestrians Detection in Urban Environments with a Network of Low Resolution Cameras

A. Alahi; M. Bierlaire; P. Vandergheynst 

Transportation Research Part C: Emerging Technologies. 2014. DOI : 10.1016/j.trc.2013.11.019.
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From Bits to Images: Inversion of Local Binary Descriptors

E. D'Angelo; L. Jacques; A. Alahi; P. Vandergheynst 

IEEE Transactions on Pattern Analysis and Machine Intelligence. 2014. DOI : 10.1109/TPAMI.2013.228.

2012

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SCOOP: A Real-Time Sparsity Driven People Localization Algorithm

M. Golbabaee; A. Alahi; P. Vandergheynst 

Journal Of Mathematical Imaging And Vision. 2012. DOI : 10.1007/s10851-012-0405-4.

2011

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Sparsity Driven People Localization with a Heterogeneous Network of Cameras

A. Alahi; L. Jacques; Y. Boursier; P. Vandergheynst 

Journal of Mathematical Imaging and Vision. 2011. DOI : 10.1007/s10851-010-0258-7.

2010

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Cascade of Descriptors to Detect and Track Objects Across Any Network of Cameras

A. Alahi; P. Vandergheynst; M. Bierlaire; M. Kunt 

Computer Vision and Image Understanding. 2010. DOI : 10.1016/j.cviu.2010.01.004.

Conference Papers

2019

Convolutional Relational Machine for Group Activity Recognition

s. Mokhtarzadeh; M. Ghadimi; A. Nickabadi; A. Alahi 

2019-06. IEEE Conference on Computer Vision and Pattern Recognition (CVPR).

PifPaf: Composite Fields for Human Pose Estimation

S. Kreiss; L. Bertoni; A. Alahi 

2019-06. IEEE conference on computer vision and pattern recognition (CVPR).

Collaborative GAN Sampling

Y. Liu; P. A. Kothari; A. Alahi 

2019-02-11. 

Crowd-Robot Interaction: Crowd-aware Robot Navigation with Attention-based Deep Reinforcement Learning

C. Chen; Y. Liu; S. Kreiss; A. Alahi 

2019. International Conference on Robotics and Automation (ICRA), Montreal, Canada, May 20-24, 2019.

2018

Enhancing Discrete Choice Models with Neural Networks

B. Sifringer; V. Lurkin; A. Alahi 

2018-09-05. hEART 2018 – 7th Symposium of the European Association for Research in Transportation conference, Athens, September 5-7, 2018.

Learning nuisances to track pedestrians in autonomous vehicles

G. Adaimi; A. Alahi 

2018-09-05. Heart 2018 - 7th Symposium of the European Association for Research in Transportation conference, Athens, September 5-7, 2018.

Using A Priori Knowledge to Improve Scene Understanding in Autonomous Navigation

B. Schroeder; A. Alahi 

2018-09-05. Heart 2018 - 7th Symposium of the European Association for Research in Transportation conference, Athens, September 5-7, 2018.

Linear Artificial Forces for Human Dynamics in Complex Contexts

P. Coscia; L. Ballan; F. Palmieri; A. Alahi; S. Savarese 

2018-06-15. WIRN, Vietri, 13-15 june 2018.

Learning nuisances to track pedestrians in autonomous vehicles

G. Adaimi; A. Alahi 

2018-05-16. 18th Swiss Transport Research Conference, Monte Verità, Ascona, May 16 – 18, 2018.

CAR-Net: Clairvoyant Attentive Recurrent Network

A. Sadeghian; F. Legros; M. Voisin; R. Vesel; A. Alahi et al. 

2018. European Conference on Computer Vision (ECCV), Munich, 8-14 September 2018.

Social GAN: Socially Acceptable Trajectories with Generative Adversarial Networks

A. Gupta; j. Johnson; l. Fei-Fei; S. Savarese; A. Alahi 

2018. IEEE Conference on Computer Vision and Pattern Recognition (CVPR), Salt lake city, June 18-22.

2017

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Unsupervised Camera Localization in Crowded Spaces

A. Alahi; J. Wilson; L. Fei-Fei; S. Savarese 

2017. IEEE International Conference on Robotics and Automation (ICRA), Singapore, May 29 - June 3, 2017.
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Jointly Learning Energy Expenditures and Activities using Egocentric Multimodal Signals

K. Nakamura; S. Yeung; A. Alahi; L. Fei-Fei 

2017. IEEE Conference on Computer Vision and Pattern Recognition (CVPR), Hawaii, USA, July 21-26, 2017.
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Social Scene Understanding: End-to-End Multi-Person Action Localization and Collective Activity Recognition

T. Bagautdinov; A. Alahi; F. Fleuret; P. Fua; S. Savarese 

2017. IEEE Conference on Computer Vision and Pattern Recognition (CVPR), Hawaii, USA, July 21-26, 2017. p. 3425-3434. DOI : 10.1109/Cvpr.2017.365.
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Unsupervised Learning of Long-Term Motion Dynamics for Videos

Z. Luo; B. Peng; D-A. Huang; A. Alahi; L. Fei-Fei 

2017. IEEE Conference on Computer Vision and Pattern Recognition (CVPR), Hawaii, USA, July 21-26, 2017.
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Towards Vision-Based Smart Hospitals: A System for Tracking and Monitoring Hand Hygiene Compliance

A. Haque; M. Guo; A. Alahi; S. Yeung; Z. Luo et al. 

2017. Machine Learning for Healthcare (MLHC), Northeastern University, Massachusetts, August 18- 19, 2017.
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Characterizing and Improving Stability in Neural Style Transfer

A. Gupta; J. Johnson; A. Alahi; L. Fei-Fei 

2017. International Conference on Computer Vision (ICCV), Venice, Italy, October 22-29, 2017.
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Tracking The Untrackable: Learning To Track Multiple Cues with Long-Term Dependencies

A. Sadeghian; A. Alahi; S. Savarese 

2017. International Conference on Computer Vision (ICCV), Venice, Italy, October 22-29, 2017.

2016

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Social LSTM: Human Trajectory Prediction in Crowded Spaces

A. Alahi; K. Goel; V. Ramanathan; A. Robicquet; L. Fei-Fei et al. 

2016. IEEE Conference on Computer Vision and Pattern Recognition (CVPR), Las Vegas, NV, USA, 27-30 June 2016. p. 961-971. DOI : 10.1109/CVPR.2016.110.
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Recurrent Attention Models for Depth-Based Person Identification

A. Haque; A. Alahi; L. Fei-Fei 

2016. IEEE Conference on Computer Vision and Pattern Recognition (CVPR), Las Vegas, NV, USA, 27-30 June, 2016. p. 1229-1238. DOI : 10.1109/CVPR.2016.138.
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Point-based Path Prediction from Polar Histograms

P. Coscia; F. Castaldo; F. A. N. Palmieri; L. Ballan; A. Alahi et al. 

2016.  p. 1961-1967.
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Learning Social Etiquette: Human Trajectory Understanding In Crowded Scenes

A. Robicquet; A. Sadeghian; A. Alahi; S. Savarese 

2016.  p. 549-565. DOI : 10.1007/978-3-319-46484-8_33.
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Towards Viewpoint Invariant 3D Human Pose Estimation

A. Haque; B. Peng; Z. Luo; A. Alahi; S. Yeung et al. 

2016.  p. 160-177. DOI : 10.1007/978-3-319-46448-0_10.
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Knowledge Transfer for Scene-specific Motion Prediction

L. Ballan; F. Castaldo; A. Alahi; F. Palmieri; S. Savarese 

2016. European Conference on Computer Vision (ECCV). p. 697-713. DOI : 10.1007/978-3-319-46448-0_42.
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Perceptual Losses for Real-Time Style Transfer and Super-Resolution

J. Johson; A. Alahi; L. Fei-Fei 

2016. European Conference on Computer Vision (ECCV). p. 694-711. DOI : 10.1007/978-3-319-46475-6_43.

2015

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Learning to Track: Online Multi-object Tracking by Decision Making

Y. Xiang; A. Alahi; S. Savarese 

2015. IEEE International Conference on Computer Vision (ICCV), Santiago, Chile, 7-13 December 2015. p. 4705-4713. DOI : 10.1109/ICCV.2015.534.
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RGB-W: When Vision Meets Wireless

A. Alahi; A. Haque; L. Fei-Fei 

2015. IEEE International Conference on Computer Vision (ICCV), Santiago, Chile, 7-13 December 2015. p. 3289-3297. DOI : 10.1109/ICCV.2015.376.

2014

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Socially-Aware Large-Scale Crowd Forecasting

A. Alahi; V. Ramanathan; L. Fei-Fei 

2014. IEEE Conference on Computer Vision and Pattern Recognition (CVPR), Columbus, OH, USA, 23-28 June 2014. p. 2211-2218. DOI : 10.1109/CVPR.2014.283.

2012

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Beyond Bits: Reconstructing Images from Local Binary Descriptors

E. D'Angelo; A. Alahi; P. Vandergheynst 

2012. 21st International Conference on Pattern Recognition (ICPR), Tsukuba Science City, Japan, November 11-15, 2012.
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Foreground Silhouette Extraction robust to Sudden Changes of background Appearance

A. Alahi; L. Bagnato; D. Matti; P. Vandergheynst 

2012. IEEE International conference on Image Processing, Orlando, Florida, USA, September 30 - October 3, 2012. DOI : 10.1109/ICIP.2012.6467088.
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FREAK: Fast Retina Keypoint

A. Alahi; R. Ortiz; P. Vandergheynst 

2012. IEEE Conference on Computer Vision and Pattern Recognition, Rhode Island, Providence, USA, June 16-21, 2012.

2010

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Stream Carving: an Adaptive Seam Carving Algorithm

D. Domingues; A. Alahi; P. Vandergheynst 

2010. International conference on Image Processing, Honk hong, September 26-29, 2010. p. 901-904. DOI : 10.1109/ICIP.2010.5653984.

2009

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Sparsity-driven People Localization Algorithm: Evaluation in Crowded Scenes Environments

A. Alahi; L. Jacques; Y. Boursier; P. Vandergheynst 

2009. IEEE International Workshop on Performance Evaluation of Tracking and Surveillance, Snowbird, Utah, December 7-10, 2009. DOI : 10.1109/PETS-WINTER.2009.5399487.
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Sport Players Detection and Tracking With a Mixed Network of Planar and Omnidirectional Cameras

A. Alahi; Y. Boursier; L. Jacques; P. Vandergheynst 

2009. Third ACM/IEEE International Conference on Distributed Smart Cameras, Como, 30 August - 2 September, 2009. DOI : 10.1109/ICDSC.2009.5289406.
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A Sparsity Constrained Inverse Problem to Locate People in a Network of Cameras

A. Alahi; Y. Boursier; L. Jacques; P. Vandergheynst 

2009. 16th International Conference on Digital Signal Processing, Aegean island of Santorini, Greece, July 5-7, 2009. DOI : 10.1109/ICDSP.2009.5201223.

2008

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Object Detection and Matching in a Mixed Network of Fixed and Mobile Cameras

A. Alahi; P. Vandergheynst; M. Bierlaire; M. Kunt 

2008. ACM International Conference on Multimedia, Vancouver, Canada, October 31, 2008. DOI : 10.1145/1463542.1463545.
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A Master-Slave Approach for Object Detection and Matching with Fixed and Mobile Cameras

A. Alahi; D. Marimon; M. Bierlaire; M. Kunt 

2008. 15th IEEE International Conference on Image Processing, San Diego, USA, October 12-15, 2008. p. 1712-1715. DOI : 10.1109/ICIP.2008.4712104.

Book Chapters

2017

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Learning to Predict Human Behavior in Crowded Scenes

A. Alahi; V. Ramanathan; K. Goel; A. Robicquet; A. Sadeghian et al. 

Group and Crowd Behavior for Computer Vision; Elsevier, 2017. p. 183-207.
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Tracking millions of humans

A. Alahi; V. Ramanathan; L. Fei-Fei 

Group and Crowd Behavior for Computer Vision; Elsevier, 2017. p. 115-135.

2015

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Biologically Inspired Keypoints

A. Alahi; G. Goetz; E. D’Angelo 

Biologically Inspired Computer Vision: Fundamentals and Applications; Wiley, 2015. p. 347-374.

Posters

2017

Vision-Based Prediction of ICU Mobility Care Activities using Recurrent Neural Networks

G. Bianconi; R. Mehra; S. Yeung; F. Salipur; J. Jopling et al. 

NIPS workshop on Machine Learning for Health, 2017-12-08.

Viewpoint Invariant Convolutional Networks for Identifying Risky Hand Hygiene Scenarios

M. Guo; A. Haque; s. Yeung; J. Jopling; L. Downing et al. 

Workshop at NIPS on Machine Learning for Health.

2016

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Vision-Based Hand Hygiene Monitoring in Hospitals

S. Yeung; A. Alahi; A. Haque; Z. Luo; B. Peng et al. 

American Medical Informatics Association (AMIA) Symposium, 2016.

Patents

2014

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Method and system for automatic objects localization

A. Alahi; M. Golbabaee; P. Vandergheynst 

US2014254875; US8749630; EP2386981; US2011279685; EP2386981.

2014.

A. Alahi; M. Golbabaee; P. Vandergheynst 

System and method for media library navigation and recommendation

A. Alahi; P. Vandergheynst; K. Benzi 

WO2014002064.

2014.

A. Alahi; P. Vandergheynst; K. Benzi 

2008

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System and Method for Measuring Performances of Surveillance Systems

A. Azarbayejani; A. Alahi; M. Erdem 

US7415385; JP2008165740; US2008126031.

2008.

A. Azarbayejani; A. Alahi; M. Erdem