Publications 1999 2018

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  • 75 Conference contribution
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Article
2018
1 Citations

Do Convolutional Neural Networks Learn Class Hierarchy?

Bilal, A., Jourabloo, A., Ye, M., Liu, X. & Ren, L. Jan 1 2018 In : IEEE Transactions on Visualization and Computer Graphics. 24, 1, p. 152-165 14 p., 8017618

Research output: Contribution to journalArticle

Neural networks
Detectors
Image classification

Fusing Geometric Features for Skeleton-Based Action Recognition using Multilayer LSTM Networks

Zhang, S., Xiao, J., Liu, X., Yang, Y., Xie, D. & Zhuang, Y. Feb 5 2018 (Accepted/In press) In : IEEE Transactions on Multimedia.

Research output: Contribution to journalArticle

Multilayers
Fusion reactions
2017
1 Citations

Adaptive 3D Face Reconstruction from Unconstrained Photo Collections

Roth, J., Tong, Y. & Liu, X. Nov 1 2017 In : IEEE Transactions on Pattern Analysis and Machine Intelligence. 39, 11, p. 2127-2141 15 p., 7776921

Research output: Contribution to journalArticle

Face
Image quality
Lighting
Internet
Photometric Stereo
2 Citations

Automated Online Exam Proctoring

Atoum, Y., Chen, L., Liu, A. X., Hsu, S. D. H. & Liu, X. Jul 1 2017 In : IEEE Transactions on Multimedia. 19, 7, p. 1609-1624 16 p., 7828141

Research output: Contribution to journalArticle

Education
Monitoring
Microphones
Scalability
Acoustics

Face Alignment In Full Pose Range: A 3D Total Solution

Zhu, X., Liu, X., Lei, Z. & Li, S. Z. Nov 27 2017 (Accepted/In press) In : IEEE Transactions on Pattern Analysis and Machine Intelligence.

Research output: Contribution to journalArticle

Three-dimensional Display
Solid Modeling
Convolution
3D Model
Data mining
1 Citations

Fast single image dehazing based on a regression model

Luan, Z., Shang, Y., Zhou, X., Shao, Z., Guo, G. & Liu, X. Jul 5 2017 In : Neurocomputing. 245, p. 10-22 13 p.

Research output: Contribution to journalArticle

Fog
Image quality
Computational complexity
Sampling
Image Enhancement
1 Citations

Intelligent and automatic in vivo detection and quantification of transplanted cells in MRI

Afridi, M. J., Ross, A., Liu, X., Bennewitz, M. F., Shuboni, D. D. & Shapiro, E. M. Nov 1 2017 In : Magnetic Resonance in Medicine. 78, 5, p. 1991-2002 12 p.

Research output: Contribution to journalArticle

Magnetic Resonance Imaging
Cell Tracking
Mesenchymal Stromal Cells
Brain
Cell- and Tissue-Based Therapy

Joint Multi-Leaf Segmentation, Alignment, and Tracking from Fluorescence Plant Videos

Yin, X., Liu, X., Chen, J. & M. Kramer, D. Jul 15 2017 (Accepted/In press) In : IEEE Transactions on Pattern Analysis and Machine Intelligence.

Research output: Contribution to journalArticle

Fluorescence
Leaves
Alignment
Segmentation
Video Processing
2 Citations

Multi-Task Convolutional Neural Network for Pose-Invariant Face Recognition

Yin, X. & Liu, X. Oct 21 2017 (Accepted/In press) In : IEEE Transactions on Image Processing.

Research output: Contribution to journalArticle

Face recognition
Lighting
Neural networks
Experiments
7 Citations

Pose-Invariant Face Alignment via CNN-Based Dense 3D Model Fitting

Jourabloo, A. & Liu, X. Apr 19 2017 (Accepted/In press) In : International Journal of Computer Vision. p. 1-17 17 p.

Research output: Contribution to journalArticle

Face recognition
Computer vision
Cameras
Experiments
2016

Energy-efficient aquatic environment monitoring using smartphone-based robots

Wang, Y., Tan, R., Xing, G., Wang, J., Tan, X. & Liu, X. Jul 1 2016 In : ACM Transactions on Sensor Networks. 12, 3, 25

Research output: Contribution to journalArticle

Smartphones
Robots
Image segmentation
Monitoring
Energy utilization
3 Citations

Monitoring aquatic debris using smartphone-based robots

Wang, Y., Tan, R., Xing, G., Wang, J., Tan, X., Liu, X. & Chang, X. Jun 1 2016 In : IEEE Transactions on Mobile Computing. 15, 6, p. 1412-1426 15 p., 7165664

Research output: Contribution to journalArticle

Smartphones
Debris
Robots
Monitoring
Scheduling algorithms
6 Citations

On developing and enhancing plant-level disease rating systems in real fields

Atoum, Y., Afridi, M. J., Liu, X., McGrath, J. M. & Hanson, L. E. May 1 2016 In : Pattern Recognition. 53, p. 287-299 13 p.

Research output: Contribution to journalArticle

Sugar beets
Labels
Sugar industry
Computer vision
Lighting
2015
10 Citations

Automatic feeding control for dense aquaculture fish tanks

Atoum, Y., Srivastava, S. & Liu, X. Aug 1 2015 In : IEEE Signal Processing Letters. 22, 8, p. 1089-1093 5 p., 6997987

Research output: Contribution to journalArticle

Aquaculture
Automatic Control
Fish
Optimal Rates
Farms
75 Citations

Demographic estimation from face images: Human vs. machine performance

Han, H., Otto, C., Liu, X. & Jain, A. K. Jun 1 2015 In : IEEE Transactions on Pattern Analysis and Machine Intelligence. 37, 6, p. 1148-1161 14 p., 6920084

Research output: Contribution to journalArticle

Face
Person
Human
Group Classification
Human Perception
10 Citations

Investigating the discriminative power of keystroke sound

Roth, J., Liu, X., Ross, A. & Metaxas, D. Feb 1 2015 In : IEEE Transactions on Information Forensics and Security. 10, 2, p. 333-345 13 p., 6966780

Research output: Contribution to journalArticle

Acoustic waves
Authentication
Experiments
33 Citations

Leaf segmentation in plant phenotyping: a collation study

Scharr, H., Minervini, M., French, A. P., Klukas, C., Kramer, D. M., Liu, X., Luengo, I., Pape, J. M., Polder, G., Vukadinovic, D., Yin, X. & Tsaftaris, S. A. Dec 12 2015 (Accepted/In press) In : Machine Vision and Applications. p. 1-22 22 p.

Research output: Contribution to journalArticle

Computer vision
Tobacco
Agriculture
Imaging techniques
Processing
10 Citations

Multi-modality imagery database for plant phenotyping

Cruz, J. A., Yin, X., Liu, X., Imran, S. M., Morris, D. D., Kramer, D. M. & Chen, J. Nov 28 2015 (Accepted/In press) In : Machine Vision and Applications. p. 1-15 15 p.

Research output: Contribution to journalArticle

Image analysis
Imaging techniques
Crops
Sensors
Labeling
2014
25 Citations

On continuous user authentication via typing behavior

Roth, J., Liu, X. & Metaxas, D. Oct 1 2014 In : IEEE Transactions on Image Processing. 23, 10, p. 4611-4614 4 p., 6879297

Research output: Contribution to journalArticle

Biometrics
Authentication
Hand
End effectors
Computer vision
10 Citations

Transfer learning with one-class data

Chen, J. & Liu, X. Feb 1 2014 In : Pattern Recognition Letters. 37, 1, p. 32-40 9 p.

Research output: Contribution to journalArticle

Learning algorithms
Feature extraction
Classifiers
Testing
Experiments
2013
33 Citations

Learning person-specific models for facial expression and action unit recognition

Chen, J., Liu, X., Tu, P. & Aragones, A. 2013 In : Pattern Recognition Letters. 34, 15, p. 1964-1970 7 p.

Research output: Contribution to journalArticle

Labeling
Learning systems
Experiments
2012
8 Citations

Semi-supervised facial landmark annotation

Tong, Y., Liu, X., Wheeler, F. W. & Tu, P. H. Aug 2012 In : Computer Vision and Image Understanding. 116, 8, p. 922-935 14 p.

Research output: Contribution to journalArticle

Computer vision
Personnel
Experiments
Object detection
2010
32 Citations

Video-based face model fitting using Adaptive Active Appearance Model

Liu, X. Jul 2010 In : Image and Vision Computing. 28, 7, p. 1162-1172 11 p.

Research output: Contribution to journalArticle

Computer vision
2009
56 Citations

Discriminative face alignment

Liu, X. 2009 In : IEEE Transactions on Pattern Analysis and Machine Intelligence. 31, 11, p. 1941-1954 14 p.

Research output: Contribution to journalArticle

Alignment
Face
Active Appearance Models
Landmarks
Classifier
2003
48 Citations

Eigenspace updating for non-stationary process and its application to face recognition

Liu, X., Chen, T. & Thornton, S. M. Sep 2003 In : Pattern Recognition. 36, 9, p. 1945-1959 15 p.

Research output: Contribution to journalArticle

Face recognition
Random processes
Lighting
Statistics
76 Citations

Face authentication for multiple subjects using eigenflow

Liu, X., Chen, T. & Kumar, B. V. K. V. Feb 2003 In : Pattern Recognition. 36, 2, p. 313-328 16 p.

Research output: Contribution to journalArticle

Optical flows
Authentication
Discriminant analysis
Principal component analysis