Publications 1999 2017

  • 21 h-Index
  • 63 Conference contribution
  • 18 Article
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Conference contribution
2017
1 Citations

On geometric features for skeleton-based action recognition using multilayer LSTM networks

Zhang, S., Liu, X. & Xiao, J. May 11 2017 Proceedings - 2017 IEEE Winter Conference on Applications of Computer Vision, WACV 2017. Institute of Electrical and Electronics Engineers Inc., p. 148-157 10 p. 7926607

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Multilayers
Experiments
2016
6 Citations

Adaptive 3D face reconstruction from unconstrained photo collections

Roth, J., Tong, Y. & Liu, X. 2016 2016 IEEE Conference on Computer Vision and Pattern Recognition, CVPR 2016. IEEE Computer Society, Vol. 2016-January, p. 4197-4206 10 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Lighting
18 Citations

Face alignment across large poses: A 3D solution

Zhu, X., Lei, Z., Liu, X., Shi, H. & Li, S. Z. 2016 2016 IEEE Conference on Computer Vision and Pattern Recognition, CVPR 2016. IEEE Computer Society, Vol. 2016-January, p. 146-155 10 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Labeling
Pixels
Semantics
Experiments

Joint face alignment and 3D face reconstruction

Liu, F., Zeng, D., Zhao, Q. & Liu, X. 2016 Computer Vision - 14th European Conference, ECCV 2016, Proceedings. Springer Verlag, Vol. 9909 LNCS, p. 545-560 16 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 9909 LNCS)

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Landmarks
Adjustment
Alignment
Face recognition
Experiments
20 Citations

Large-pose face alignment via CNN-based dense 3D model fitting

Jourabloo, A. & Liu, X. 2016 2016 IEEE Conference on Computer Vision and Pattern Recognition, CVPR 2016. IEEE Computer Society, Vol. 2016-January, p. 4188-4196 9 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Face recognition
Computer vision
Cameras
Experiments
13 Citations

Pose-invariant 3D face alignment

Jourabloo, A. & Liu, X. Feb 17 2016 Proceedings - 2015 IEEE International Conference on Computer Vision, ICCV 2015. Institute of Electrical and Electronics Engineers Inc., Vol. 11-18-December-2015, p. 3694-3702 9 p. 7410778

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Visibility
Cameras
Experiments

Temporally robust global motion compensation by keypoint-based congealing

Safdarnejad, S. M., Atoum, Y. & Liu, X. 2016 Computer Vision - 14th European Conference, ECCV 2016, Proceedings. Springer Verlag, Vol. 9910 LNCS, p. 101-119 19 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 9910 LNCS)

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Motion compensation
Motion
Cameras
Camera
Motion estimation
2015
6 Citations

Attribute preserved face de-identification

Jourabloo, A., Yin, X. & Liu, X. Jun 29 2015 Proceedings of 2015 International Conference on Biometrics, ICB 2015. Institute of Electrical and Electronics Engineers Inc., p. 278-285 8 p. 7139096

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Face recognition
Identification (control systems)
2 Citations

Automatic in vivo cell detection in MRI

Afridi, M. J., Liu, X., Shapiro, E. & Ross, A. 2015 Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). Springer Verlag, Vol. 9351, p. 391-399 9 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 9351)

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Cell
Magnetic resonance imaging
Monitoring
Classifier ensemble
Bayesian classifier
1 Citations

Learning-based ballistic breech face impression image matching

Roth, J., Carriveau, A., Liu, X. & Jain, A. K. Dec 16 2015 2015 IEEE 7th International Conference on Biometrics Theory, Applications and Systems, BTAS 2015. Institute of Electrical and Electronics Engineers Inc., 7358774

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Ballistics
Cross-correlation function
Image matching
Polar coordinates
Supervised learning
1 Citations

On the exploration of joint attribute learning for person re-identification

Roth, J. & Liu, X. 2015 Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). Springer Verlag, Vol. 9003, p. 673-688 16 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 9003)

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Attribute
Classifiers
Learning algorithms
Person
Classifier
1 Citations

Samba: A smartphone-based robot system for energy-efficient aquatic environment monitoring

Wang, Y., Tan, R., Xing, G., Wang, J., Tan, X. & Liu, X. Apr 13 2015 IPSN 2015 - Proceedings of the 14th International Symposium on Information Processing in Sensor Networks (Part of CPS Week). Association for Computing Machinery, Inc, p. 262-273 12 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Smartphones
Image segmentation
Energy utilization
Robots
Monitoring
3 Citations

Sports Videos in the Wild (SVW): A video dataset for sports analysis

Safdarnejad, S. M., Liu, X., Udpa, L., Andrus, B., Wood, J. & Craven, D. Jul 17 2015 2015 11th IEEE International Conference and Workshops on Automatic Face and Gesture Recognition, FG 2015. Institute of Electrical and Electronics Engineers Inc., 7163105

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Sports
Smartphones
Broadcasting
Application programs
Computer vision
13 Citations

Unconstrained 3D face reconstruction

Roth, J., Tong, Y. & Liu, X. Oct 14 2015 Proceedings of the IEEE Computer Society Conference on Computer Vision and Pattern Recognition. IEEE Computer Society, Vol. 07-12-June-2015, p. 2606-2615 10 p. 7298876

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Surface reconstruction
Metadata
Computer vision
Textures
Lighting
2014
4 Citations

An automated system for plant-level disease rating in real fields

Afridi, M. J., Liu, X. & McGrath, J. M. Dec 4 2014 Proceedings - International Conference on Pattern Recognition. Institute of Electrical and Electronics Engineers Inc., p. 148-153 6 p. 6976746

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Pixels
Sugar beets
Sugar (sucrose)
Computer vision
Lighting
5 Citations

Aquatic debris monitoring using smartphone-based robotic sensors

Wang, Y., Tan, R., Xing, G., Wang, J., Tan, X., Liu, X. & Chang, X. 2014 IPSN 2014 - Proceedings of the 13th International Symposium on Information Processing in Sensor Networks (Part of CPS Week). IEEE Computer Society, p. 13-24 12 p. 6835794

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Debris
Scheduling algorithms
Monitoring
Smartphones
Robotics
2 Citations

Genre categorization of amateur sports videos in the wild

Safdarnejad, S. M., Liu, X. & Udpa, L. Jan 28 2014 2014 IEEE International Conference on Image Processing, ICIP 2014. Institute of Electrical and Electronics Engineers Inc., p. 1001-1005 5 p. 7025201

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Sports
Trajectories
Broadcasting
Mobile phones
Linings
3 Citations

Image segmentation of mesenchymal stem cells in diverse culturing conditions

Afridi, M. J., Liu, C., Chan, C., Baek, S. & Liu, X. 2014 2014 IEEE Winter Conference on Applications of Computer Vision, WACV 2014. IEEE Computer Society, p. 516-523 8 p. 6836058

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Stem cells
Image segmentation
Tissue engineering
Image analysis
7 Citations

Multi-leaf alignment from fluorescence plant images

Yin, X., Liu, X., Chen, J. & Kramer, D. M. 2014 2014 IEEE Winter Conference on Applications of Computer Vision, WACV 2014. IEEE Computer Society, p. 437-444 8 p. 6836067

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Masks
Fluorescence
8 Citations

Multi-leaf tracking from fluorescence plant videos

Yin, X., Liu, X., Chen, J. & Kramer, D. M. Jan 28 2014 2014 IEEE International Conference on Image Processing, ICIP 2014. Institute of Electrical and Electronics Engineers Inc., p. 408-412 5 p. 7025081

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Fluorescence
1 Citations

On hair recognition in the wild by machine

Roth, J. & Liu, X. 2014 Proceedings of the National Conference on Artificial Intelligence. AI Access Foundation, Vol. 4, p. 2824-2830 7 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Adaptive boosting
Face recognition
Classifiers
Fusion reactions
Textures
2013
25 Citations

Adaptive unsupervised multi-view feature selection for visual concept recognition

Feng, Y., Xiao, J., Zhuang, Y. & Liu, X. 2013 Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). PART 1 ed. Vol. 7724 LNCS, p. 343-357 15 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 7724 LNCS, no. PART 1)

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Feature selection
Feature extraction
Labels
Graph in graph theory
Action recognition
12 Citations

Biometric authentication via keystroke sound

Roth, J., Liu, X., Ross, A. & Metaxas, D. 2013 Proceedings - 2013 International Conference on Biometrics, ICB 2013. IEEE Computer Society, 6613015

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Biometric Identification
Privacy
Dermatoglyphics
Costs and Cost Analysis
5 Citations

Boosting with side information

Chen, J., Liu, X. & Lyu, S. 2013 Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). PART 1 ed. Vol. 7724 LNCS, p. 563-577 15 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 7724 LNCS, no. PART 1)

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Classifiers
Side information
Adaptive boosting
Classifier
Image resolution
2012
9 Citations

Group context learning for event recognition

Zhang, Y., Ge, W., Chang, M. C. & Liu, X. 2012 Proceedings of IEEE Workshop on Applications of Computer Vision. p. 249-255 7 p. 6163009

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Target tracking
Support vector machines
Cameras
Trajectories
1 Citations

Image congealing via efficient feature selection

Xue, Y. & Liu, X. 2012 Proceedings of IEEE Workshop on Applications of Computer Vision. p. 185-192 8 p. 6163048

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Feature extraction
Medical applications
Redundancy
Experiments
3 Citations

Learning-based scan plane identification from fetal head ultrasound images

Liu, X., Annangi, P., Gupta, M., Yu, B., Padfield, D., Banerjee, J. & Krishnan, K. 2012 Progress in Biomedical Optics and Imaging - Proceedings of SPIE. Vol. 8320, 83200A

Research output: Chapter in Book/Report/Conference proceedingConference contribution

thalamus
ellipses
learning
probes
Aerobiosis
10 Citations

Person-specific expression recognition with transfer learning

Chen, J., Liu, X., Tu, P. & Aragones, A. 2012 Proceedings - International Conference on Image Processing, ICIP. p. 2621-2624 4 p. 6467436

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Labeling
Learning systems
49 Citations

Spatio-temporal phrases for activity recognition

Zhang, Y., Liu, X., Chang, M. C., Ge, W. & Chen, T. 2012 Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). PART 3 ed. Vol. 7574 LNCS, p. 707-721 15 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 7574 LNCS, no. PART 3)

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Local features
Computational complexity
Cameras
Experiments
Person
2011
2 Citations

Automatic surveillance video matting using a shape prior

Yu, T., Liu, X., Lim, S., Krahnstoever, N. O. & Tu, P. H. 2011 Proceedings of the IEEE International Conference on Computer Vision. p. 1761-1768 8 p. 6130462

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Detectors
Cost functions

LPSM: Fitting shape model by linear programming

Tu, J., Laflen, B., Liu, X., Bello, M., Rittscher, J. & Tu, P. 2011 2011 IEEE International Conference on Automatic Face and Gesture Recognition and Workshops, FG 2011. p. 252-258 7 p. 5771406

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Linear programming
Experiments
Cost functions
Internet
Local search (optimization)
3 Citations

Optimal gradient pursuit for face alignment

Liu, X. 2011 2011 IEEE International Conference on Automatic Face and Gesture Recognition and Workshops, FG 2011. p. 245-251 7 p. 5771405

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Experiments
2010
1 Citations

Facial contour labeling via congealing

Liu, X., Tong, Y., Wheeler, F. W. & Tu, P. H. 2010 Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). PART 1 ed. Vol. 6311 LNCS, p. 354-368 15 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 6311 LNCS, no. PART 1)

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Labeling
Ensemble
Curve
Labels
Parametric curves
10 Citations

Improving biometric identification through quality-based face and fingerprint biometric fusion

Tong, Y., Wheeler, F. W. & Liu, X. 2010 2010 IEEE Computer Society Conference on Computer Vision and Pattern Recognition - Workshops, CVPRW 2010. p. 53-60 8 p. 5543233

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Biometrics
Information fusion
Bayesian networks
Image quality
Experiments

Site-adaptive face recognition

Tu, J., Liu, X. & Tu, P. 2010 IEEE 4th International Conference on Biometrics: Theory, Applications and Systems, BTAS 2010. 5634482

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Face recognition
Imaging techniques
Imaging
Recognition algorithm
Adaptive boosting
2009
24 Citations

Automatic facial landmark labeling with minimal supervision

Tong, Y., Liu, X., Wheeler, F. W. & Tu, P. 2009 2009 IEEE Computer Society Conference on Computer Vision and Pattern Recognition Workshops, CVPR Workshops 2009. p. 2097-2104 8 p. 5206670

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Labeling
Computer vision
Labels
Personnel
Experiments
11 Citations

Improving face recognition with a quality-based probabilistic framework

Ozay, N., Tong, Y., Wheeler, F. W. & Liu, X. 2009 2009 IEEE Conference on Computer Vision and Pattern Recognition, CVPR 2009. p. 134-141 8 p. 5204299

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Additive noise
Bayesian networks
Biometrics
Face recognition
Image quality
6 Citations

On optimizing subspaces for face recognition

Tu, J., Liu, X. & Tu, P. 2009 Proceedings of the IEEE International Conference on Computer Vision. p. 1149-1156 8 p. 5459345

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Face recognition
Learning algorithms
Experiments
16 Citations

Simultaneous alignment and clustering for an image ensemble

Liu, X., Tong, Y. & Wheeler, F. W. 2009 Proceedings of the IEEE International Conference on Computer Vision. p. 1327-1334 8 p. 5459313

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Medical applications
Experiments
2008
13 Citations

Boosted deformable model for human body alignment

Liu, X., Yu, T., Sebastian, T. & Tu, P. 2008 26th IEEE Conference on Computer Vision and Pattern Recognition, CVPR. 4587563

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Classifiers
Pixels
Experiments
59 Citations

Face alignment via boosted ranking model

Wu, H., Liu, X. & Doretto, G. 2008 26th IEEE Conference on Computer Vision and Pattern Recognition, CVPR. 4587753

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Cost functions
Classifiers
2007
8 Citations

An intelligent video framework for homeland protection

Tu, P. H., Doretto, G., Krahnstoever, N. O., Perera, A. G. A., Wheeler, F. W., Liu, X., Rittscher, J., Sebastian, T. B., Yu, T. & Harding, K. G. 2007 Proceedings of SPIE - The International Society for Optical Engineering. Vol. 6562, 65620C

Research output: Chapter in Book/Report/Conference proceedingConference contribution

cameras
Cameras
Calibration
biometrics
fuses
16 Citations

Automatic face recognition from skeletal remains

Tu, P., Book, R., Liu, X., Krahnstoever, N., Adrian, C. & Williams, P. 2007 Proceedings of the IEEE Computer Society Conference on Computer Vision and Pattern Recognition. 4270085

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Crime
Constrained optimization
Law enforcement
Face recognition
Clay
4 Citations

Face mosaicing for pose robust video-based recognition

Liu, X. & Chen, T. 2007 Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). PART 2 ed. Vol. 4844 LNCS, p. 662-671 10 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 4844 LNCS, no. PART 2)

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Model
Anthralin
Patch
Geometry
Ellipsoid
60 Citations

Generic face alignment using boosted appearance model

Liu, X. 2007 Proceedings of the IEEE Computer Society Conference on Computer Vision and Pattern Recognition. 4270290

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Classifiers
55 Citations

Gradient feature selection for online boosting

Liu, X. & Yu, T. 2007 Proceedings of the IEEE International Conference on Computer Vision. 4408912

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Feature extraction
Computer vision
Labels
Classifiers
Experiments
8 Citations

Improved face model fitting on video sequences

Liu, X., Wheeler, F. W. & Tu, P. H. 2007 BMVC 2007 - Proceedings of the British Machine Vision Conference 2007. British Machine Vision Association, BMVA

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Image registration
Computer vision
4 Citations

Multi-frame image restoration for face recognition

Wheeler, F. W., Liu, X., Tu, P. H. & Hoctor, R. T. 2007 Proceedings - SAFE 2007: Workshop on Signal Processing Applications for Public Security and Forensics. Institute of Electrical and Electronics Engineers Inc., 4218933

Research output: Chapter in Book/Report/Conference proceedingConference contribution

video
Face recognition
image
law enforcement
restoration
27 Citations

Multi-frame super-resolution for face recognition

Wheeler, F. W., Liu, X. & Tu, P. H. 2007 IEEE Conference on Biometrics: Theory, Applications and Systems, BTAS'07. 4401949

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Face recognition
Law enforcement
Image resolution
Cameras
Engines
24 Citations

What are customers looking at?

Liu, X., Krahnstoever, N., Yu, T. & Tu, P. 2007 2007 IEEE Conference on Advanced Video and Signal Based Surveillance, AVSS 2007 Proceedings. p. 405-410 6 p. 4425345

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Cameras
Loss prevention
Computer vision
Data mining
Marketing