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Computational Symmetry
This lab is no longer active.
Head: Yanxi Liu
Contact: Yanxi Liu
Associated center(s) / consortia:
 Vision and Autonomous Systems Center (VASC)
Publications
  • 3D Reconstruction of Anatomical Structures from Endoscopic Images

    Chenyu Wu
    doctoral dissertation, tech. report CMU-RI-TR-10-04, Robotics Institute, Carnegie Mellon University, January, 2010
    Details | pdf (12MB) | Copyrighted

  • Curved Glide-Reflection Symmetry Detection

    Seungkyu Lee and Yanxi Liu
    Computer Vision and Pattern Recognition Conference (CVPR '09) oral paper, March, 2009.
    Details | pdf (665KB) | Copyrighted

  • Towards Efficient Automated Characterization of Irregular Histology Images via Transformation to Frieze-Like Patterns

    B.A. Canada, G.K. Thomas, K.C. Cheng, James Z. Wang, and Yanxi Liu
    Proceedings of the ACM International Conference on Image and Video Retrieval, July, 2008.
    Details

  • Rotation Symmetry Group Detection Via Frequency Analysis of Frieze-Expansions

    Seungkyu Lee, Robert Collins, and Yanxi Liu
    Proceedings of CVPR 2008, July, 2008.
    Details | pdf (851KB) | Copyrighted

  • Performance Evaluation of State-of-the-Art Discrete Symmetry Detection Algorithms

    Minwoo Park, Seungkyu Lee, Po-Chun Chen, Somesh Kashyap, Asad A. Butt, and Yanxi Liu
    Computer Vision and Pattern Recognition Conference (CVPR '08), July, 2008.
    Details | pdf (9MB) | Copyrighted

  • Image De-fencing

    Yanxi Liu, Tamara Belkina, James H. Hays, and Roberto Lublinerman
    Proceedings of CVPR 2008, July, 2008.
    Details | pdf (5MB) | Copyrighted

  • Detecting and Matching Repeated Patterns for Automatic Geo-tagging in Urban Environments

    Grant Schindler, Panchapagesan Krishnamurthy, Roberto Lublinerman, Yanxi Liu, and Frank Dellaert
    Proceedings of CVPR 2008, July, 2008.
    Details | pdf (3MB) | Copyrighted

  • Quantified Brain Asymmetry for Age Estimation of Normal and Alzheimer's Disease/Mild Cognitive Impairment Subjects

    Leonid Teverovskiy, Jim Becker, Oscar Lopez, and Yanxi Liu
    5th IEEE International Symposium on Biomedical Imaging: From Nano to Macro, May, 2008.
    Details

  • Application of Computational Symmetry to Histology Images

    Brian Canada and Yanxi Liu
    tech. report CMU-RI-TR-08-08, Robotics Institute, Carnegie Mellon University, January, 2008
    Details | pdf (4MB) | Copyrighted

  • Deformed Lattice Detection via Mean-Shift Belief Propagation

    Minwoo Park, Robert Collins, and Yanxi Liu
    European Conference on Computer Vision (ECCV), October, 2008.
    Details | pdf (3MB) | Copyrighted

  • Automatic Lattice Detection in Near-Regular Histology Array Images

    Brian A. Canada, Georgia K. Thomas, Keith C. Cheng, James Z. Wang, and Yanxi Liu
    Proceedings of the IEEE International Conference on Image Processing, October, 2008.
    Details

  • A Quantitative Evaluation of Symmetry Detection Algorithms

    Po-Chun Chen, James H. Hays, Seungkyu Lee, Minwoo Park, and Yanxi Liu
    tech. report CMU-RI-TR-07-36, Robotics Institute, Carnegie Mellon University, October, 2007
    Details | pdf (5MB) | Copyrighted

  • Shape Variation-based Frieze Pattern for Robust Gait Recognition

    S. Lee, Yanxi Liu, and Robert Collins
    Proceedings of CVPR 2007, July, 2007.
    Details | pdf (1MB) | Copyrighted

  • A Lattice-based MRF Model for Dynamic Near-regular Texture Tracking

    Wen-Chieh Lin and Yanxi Liu
    IEEE Transactions on Pattern Analysis and Machine Intelligence, Vol. 29, No. 5, May, 2007, pp. 777 - 792.
    Details | pdf (6MB) | Copyrighted

  • Feature-based vs. Intensity-based Neuroimage Registration: Comprehensive Comparison Using Mutual Information

    Leonid Teverovskiy, Owen Carmichael, Howard Aizenstein, Nicole Lazar, and Yanxi Liu
    2007 IEEE International Symposium on Biomedical Imaging, May, 2007.
    Details

  • Discovery of "Biomarkers" for Alzheimer's Disease Prediction from Structural MR Images

    Yanxi Liu, Leonid Teverovskiy, Oscar Lopez, Howard Aizenstein, Carolyn Meltzer, and Jim Becker
    2007 IEEE International Symposium on Biomedical Imaging, May, 2007.
    Details

  • Two-level Method for 3D Non-rigid Registration: with an Application to Statistical Atlases Construction

    Chenyu Wu, Patty E. Murtha, Andrew Mor, and Branislav Jaramaz
    2nd International Conference on Computer Vision Theory (VISAPP2007), March, 2007.
    Details | pdf (1MB) | Copyrighted

  • Understanding the Role of Facial Asymmetry in Human Face Identification

    Sinjini Mitra, Nicole Lazar, and Yanxi Liu
    Statistics and Computing, Vol. 17, January, 2007, pp. 57 - 70.
    Details | pdf (515KB) | Copyrighted

  • Quantitative Evaluation on Near Regular Texture Synthesis

    Wen-Chieh Lin, James H. Hays, Chenyu Wu, V. Kwatra, and Yanxi Liu
    Computer Vision and Pattern Recognition Conference (CVPR '06), July, 2006, pp. 427 - 434.
    Details | pdf (815KB) | Copyrighted

  • Tracking Dynamic Near-regular Textures under Occlusion and Rapid Movements

    Wen-Chieh Lin and Yanxi Liu
    9th European Conference on Computer Vision, May, 2006.
    Details | pdf (4MB) | Copyrighted

  • Discovering Texture Regularity as a Higher-Order Correspondence Problem

    James H. Hays, Marius Leordeanu, Alexei A. Efros, and Yanxi Liu
    9th European Conference on Computer Vision, May, 2006.
    Details | pdf (5MB) | Copyrighted

  • Expression Classification using Wavelet Packet Method on Asymmetry Faces

    Kenny Teng and Yanxi Liu
    tech. report CMU-RI-TR-06-03, Robotics Institute, Carnegie Mellon University, January, 2006
    Details | pdf (1MB) | Copyrighted

  • Motion Texture

    Harriet Pashley, James H. Hays, and Yanxi Liu
    tech. report CMU-RI-TR-05-61, Robotics Institute, Carnegie Mellon University, October, 2005
    Details | pdf (608KB) | Copyrighted

  • The Promise and Perils of Near-Regular Texture [publication grayscale version]

    Yanxi Liu, Yanghai Tsin, and Wen-Chieh Lin
    International Journal of Computer Vision, Vol. 62, No. 1-2, May, 2005, pp. 145 - 159.
    Details | pdf (2MB) | Copyrighted

  • The Promise and Perils of Near-Regular Texture [pre-publication color version]

    Yanxi Liu, Yanghai Tsin, and Wen-Chieh Lin
    International Journal of Computer Vision, Vol. 62, No. 1-2, May, 2005, pp. 145 - 159.
    Details | pdf (3MB) | Copyrighted

  • A Lattice-based MRF model for Dynamic Near-regular Texture Tracking and Manipulation

    Wen-Chieh Lin
    doctoral dissertation, tech. report CMU-RI-TR-05-58, Robotics Institute, Carnegie Mellon University, December, 2005
    Details | pdf (28MB) | Copyrighted

  • On Improving the Performance of the Wallpaper Symmetry Group Classification Algorithm

    Sravana Reddy and Yanxi Liu
    tech. report CMU-RI-TR-05-49, Robotics Institute, Carnegie Mellon University, December, 2005
    Details | pdf (904KB) | Copyrighted

  • Digital Papercutting

    Yanxi Liu, James H. Hays, Ying-Qing Xu, and Heung-Yeung Shum
    Technical Sketch, SIGGRAPH, 2005
    Details | pdf (1MB) | Copyrighted

  • Near Regular Texture Analysis and Manipulation

    Yanxi Liu, Wen-Chieh Lin, and James H. Hays
    ACM Transactions on Graphics (SIGGRAPH 2004), Vol. 23, No. 3, August, 2004, pp. 368 - 376.
    Details | pdf (1MB) | Copyrighted

  • Local Facial Asymmetry for Expression Classification

    Sinjini Mitra and Yanxi Liu
    Proceedings of the 2004 IEEE Conference on Computer Vision and Pattern Recognition (CVPR'04), July, 2004, pp. 889 - 894.
    Details | pdf (583KB) | Copyrighted

  • Truly 3D Midsagittal Plane Extraction for Robust Neuroimage Registration

    Leonid Teverovskiy and Yanxi Liu
    tech. report CMU-RI-TR-04-21, Robotics Institute, Carnegie Mellon University, March, 2004
    Details | pdf (903KB) | Copyrighted

  • A Computational Model for Periodic Pattern Perception Based on Frieze and Wallpaper Groups

    Yanxi Liu, Robert Collins, and Yanghai Tsin
    IEEE Transactions on Pattern Analysis and Machine Intelligence, Vol. 26, No. 3, March, 2004, pp. 354 - 371.
    Details | pdf (4MB) | Copyrighted

  • Semantic based Biomedical Image Indexing and Retrieval

    Yanxi Liu, Nicole Lazar, W.E. Rothfus, Frank Dellaert, Andrew Moore, Jeff Schneider, and Takeo Kanade
    Trends and Advances in Content-Based Image and Video Retrieval, Shapiro, Kriegel, and Veltkamp, ed., 2004
    Details | pdf (1MB) | Copyrighted

  • A Comparison Study of Four Texture Synthesis Algorithms on Regular and Near-regular Textures

    Wen-Chieh Lin, James H. Hays, Chenyu Wu, Vivek Kwatra, and Yanxi Liu
    tech. report CMU-RI-TR-04-01, Robotics Institute, Carnegie Mellon University, January, 2004
    Details | pdf (7MB) | Copyrighted

  • Learning-based Neuroimage Registration

    Leonid Teverovskiy and Yanxi Liu
    tech. report CMU-RI-TR-04-59, Robotics Institute, Carnegie Mellon University, October, 2004
    Details | pdf (321KB) | Copyrighted

  • Deformable Texture: the Irregular-Regular-Irregular Cycle

    Yanxi Liu and Wen-Chieh Lin
    tech. report CMU-RI-TR-03-26, Robotics Institute, Carnegie Mellon University, August, 2003
    Details | pdf (2MB) | Copyrighted

  • Facial Asymmetry Quantification for Expression Invariant Human Identification

    Yanxi Liu, Karen Schmidt, Jeffrey Cohn, and Sinjini Mitra
    Computer Vision and Image Understanding Journal, Vol. 91, No. 1/2, July, 2003, pp. 138 - 159.
    Details | pdf (1MB) | Copyrighted

  • A Quantified Study of Facial Asymmetry in 3D Faces

    Yanxi Liu and Jeff Palmer
    tech. report CMU-RI-TR-03-21, Robotics Institute, Carnegie Mellon University, July, 2003
    Details | pdf (5MB) | Copyrighted

  • Human Identification versus Expression Classification via Bagging on Facial Asymmetry

    Yanxi Liu and S. Mitra
    tech. report CMU-RI-TR-03-08, Robotics Institute, Carnegie Mellon University, May, 2003
    Details | pdf (395KB) | Copyrighted

  • A Quantified Study of Facial Asymmetry and Gender Difference

    Yanxi Liu and S. Mitra
    tech. report CMU-RI-TR-03-09, Robotics Institute, Carnegie Mellon University, May, 2003
    Details

  • Using Classical and Resampling Methods for Face Recognition based on Quantified Asymmetry Measures

    Sinjini Mitra, Nicole A. Lazar, and Yanxi Liu
    tech. report 790, Statistics, Carnegie Mellon University, December, 2003
    Details | pdf (366KB) | Copyrighted

  • Deformable Texture: the Irregular-Regular-Irregular Cycle

    Yanxi Liu and Wen-Chieh Lin
    Proceedings of the 3rd International Workshop on Texture Analysis and Synthesis (Texture 2003), October, 2003, pp. 65 - 70.
    Details | pdf (2MB) | Copyrighted

  • A Quantified Study of Facial Asymmetry in 3D Faces

    Yanxi Liu and Jeffrey Palmer
    Proceedings of the 2003 IEEE International Workshop on Analysis and Modeling of Faces and Gestures, in conjunction with the 2003 International Conference of Computer Vision (ICCV '03), October, 2003.
    Details | pdf (3MB) | Copyrighted

  • Experiments with Quantified Facial Asymmetry for Human Identification

    Yanxi Liu and S. Mitra
    tech. report CMU-RI-TR-02-24, Robotics Institute, Carnegie Mellon University, October, 2002
    Details | pdf (2MB) | Copyrighted

  • Semantic-based Biomedical Image Indexing and Retrieval

    Yanxi Liu, Nicole Lazar, and W. Rothfus
    International Conference on Diagnostic Imaging and Analysis (ICDIA 2002), August, 2002.
    Details | pdf (539KB) | Copyrighted

  • Measurement of Asymmetry in Persons with Facial Paralysis

    G.S. Wachtman, Yanxi Liu, Tong Zhao, Jeffrey Cohn, Karen Schmidt, T.C. Henkelmann, J.M. VanSwearingen, and E.K. Manders
    Combined Annual Conference of the Robert H. Ivy and Ohio Valley societies of Plastic and Reconstructive Surgeons, July, 2002.
    Details

  • Human facial asymmetry for expression-invariant facial identification

    Yanxi Liu, Karen Schmidt, Jeffrey Cohn, and Rhiannon L. Weaver
    Proceedings of the Fifth IEEE International Conference on Automatic Face and Gesture Recognition (FG'02), May, 2002.
    Details | pdf (1MB) | Copyrighted

  • Gait Sequence Analysis using Frieze Patterns

    Yanxi Liu, Robert Collins, and Yanghai Tsin
    Proceedings of the 7th European Conference on Computer Vision (ECCV'02), May, 2002.
    Details | pdf (974KB) | Copyrighted

  • Facial Asymmetry Quantification for Expression Invariant Human Identification

    Yanxi Liu, Karen Schmidt, Jeffrey Cohn, and Rhiannon L. Weaver
    Proceedings of the 5th International Conference on Automatic Face and Gesture Recognition (FG'02), May, 2002, pp. 198 - 204.
    Details | pdf (767KB) | Copyrighted

  • The Promise and Perils of Near-Regular Texture

    Yanxi Liu and Yanghai Tsin
    Texture 2002, the 2nd International Workshop on Texture Analysis and Synthesis, associated with the European Conference on Computer Vision 2002 (ECCV'02), 2002.
    Details | pdf (1MB) | Copyrighted

  • Facial Asymmetry: A New Biometric

    Yanxi Liu, R.L. Weaver, Karen Schmidt, N. Serban, and Jeffrey Cohn
    tech. report CMU-RI-TR-01-23, Robotics Institute, Carnegie Mellon University, August, 2001
    Details | pdf (662KB) | Copyrighted

  • Robust Midsagittal Plane Extraction from Normal and Pathological 3D Neuroradiology Images

    Yanxi Liu, Robert Collins, and William E. Rothfus
    IEEE Transactions on Medical Imaging, Vol. 20, No. 3, March, 2001, pp. 175 - 192.
    Details | pdf (853KB) | Copyrighted

  • Texture Replacement in Real Images

    Yanghai Tsin, Yanxi Liu, and Visvanathan Ramesh
    IEEE Conference on Computer Vision and Pattern Recognition, December, 2001, pp. 539 = 544.
    Details | pdf (732KB) | Copyrighted

  • Skewed Symmetry Groups

    Yanxi Liu and Robert Collins
    IEEE Conference on Computer Vision and Pattern Recognition, December, 2001, pp. 872 - 879.
    Details | pdf (519KB) | Copyrighted

  • Gait Sequence Analysis using Frieze Patterns

    Yanxi Liu, Robert Collins, and Yanghai Tsin
    tech. report CMU-RI-TR-01-38, Robotics Institute, Carnegie Mellon University, December, 2001
    Details | pdf (1MB) | Copyrighted

  • Classification-Driven Pathological Neuroimage Retrieval Using Statistical Asymmetry Measures

    Yanxi Liu, Frank Dellaert, William E. Rothfus, Andrew Moore, Jeff Schneider, and Takeo Kanade
    Proceedings of the 2001 Medical Imaging Computing and Computer Assisted Intervention Conference (MICCAI '01), October, 2001.
    Details | pdf (452KB) | Copyrighted

  • A Computational Model for Repeated Pattern Perception using Frieze and Wallpaper Groups

    Yanxi Liu and Robert Collins
    2000 IEEE Computer Society Conference on Computer Vision and Pattern Recognition (CVPR 2000), July, 2000, pp. 537 - 544.
    Details | pdf (979KB) | Copyrighted

  • A Computational Model for Repeated Pattern Perception using Frieze and Wallpaper Groups

    Yanxi Liu and Robert Collins
    tech. report CMU-RI-TR-00-08, Robotics Institute, Carnegie Mellon University, May, 2000
    Details | pdf (907KB) | Copyrighted

  • Evaluation of a Robust Midsagittal Plane Extraction Algorithm for Coarse, Pathological 3D Images

    Yanxi Liu, Robert Collins, and William E. Rothfus
    Proceedings of the Medical Imaging Computing and Computer Assisted Intervention Conference (MICCAI 2000), October, 2000.
    Details | pdf (689KB) | Copyrighted

  • Periodic Pattern Analysis Under Affine Distortions Using Wallpaper Groups

    Yanxi Liu and Robert Collins
    2nd International Workshop on Algebraic Frames for the Perception Action Cycle (AFPAC), Lecture Notes in Computer Science 1888, 2000, pp. 241 - 250.
    Details | pdf (1MB) | Copyrighted

  • Frieze and Wallpaper Symmetry Groups Classification under Affine and Perspective Distortion

    Yanxi Liu and Robert Collins
    tech. report CMU-RI-TR-98-37, Robotics Institute, Carnegie Mellon University, July, 1998
    Details | pdf (3MB) | Copyrighted

  • A Classification Based Similarity Metric for 3D Image Retrieval

    Yanxi Liu and Frank Dellaert
    CVPR'98, July, 1998, pp. 800 - 805.
    Details | pdf (328KB) | Copyrighted

  • Automatic Bilateral Symmetry (Midsagittal) Plane Extraction from Pathological 3D Neuroradiological Images

    Yanxi Liu, Robert Collins, , , and M.D.
    SPIE International Symposium on Medical Imaging, March, 1998.
    Details | pdf (581KB) | Copyrighted

  • Content-based 3D Neuroradiologic Image Retrieval: Preliminary Results

    Yanxi Liu, , , M.D., and Takeo Kanade
    IEEE International Workshop on Content-based Access of Image and Video Databases, January, 1998, pp. 91 - 100.
    Details | pdf (1MB) | Copyrighted

  • Content based 3D Neuroradiologic Image Indexing and Retrieval: Preliminary Results

    Yanxi Liu, William E. Rothfus, and Takeo Kanade
    tech. report CMU-RI-TR-98-04, Robotics Institute, Carnegie Mellon University, 1998
    Details | pdf (935KB) | Copyrighted

  • Classification Driven Semantic Based Medical Image Indexing and Retrieval

    Yanxi Liu, Frank Dellaert, and William E. Rothfus
    tech. report CMU-RI-TR-98-25, Robotics Institute, Carnegie Mellon University, 1998
    Details | pdf (1MB) | Copyrighted

  • Classification Driven Medical Image Retrieval

    Yanxi Liu and Frank Dellaert
    Proc. of the Image Understanding Workshop, 1998.
    Details | pdf (546KB) | Copyrighted

  • Automatic Extraction of the Central Symmetry Plane from Neuroradiology Images

    Yanxi Liu and Robert Collins
    tech. report CMU-RI-TR-96-40, Robotics Institute, Carnegie Mellon University, December, 1996
    Details | pdf (638KB) | Copyrighted