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Publications, Yanxi Liu

Note: This list may not be comprehensive. It contains only those publications in the RI publications database. Entries are listed in reverse chronological order.

• Deformed Lattice Detection via Mean-Shift Belief Propagation
  M. Park, R. Collins, and Y. Liu
  European Conference on Computer Vision (ECCV), October, 2008.

• Detecting and Matching Repeated Patterns for Automatic Geo-tagging in Urban Environments
  G. Schindler, P. Krishnamurthy, R. Lublinerman, Y. Liu, and F. Dellaert
  Proceedings of CVPR 2008, June, 2008. [Abstract]
  Download: pdf [2568 KB] copyrighted

• Efficient Mean Shift Belief Propagation for Vision Tracking
  M. Park, Y. Liu, and R. Collins
  Proceedings of CVPR 2008, June, 2008. [Abstract]
  Download: pdf [2440 KB] copyrighted

• Image De-fencing
  Y. Liu, T. Belkina, J.H. Hays, and R. Lublinerman
  Proceedings of CVPR 2008, June, 2008. [Abstract]
  Download: pdf [4974 KB] copyrighted

• Performance Evaluation of State-of-the-Art Discrete Symmetry Detection Algorithms
  M. Park, S. Lee, P. Chen, S. Kashyap, A.A. Butt, and Y. Liu
  Proceedings of CVPR 2008, June, 2008. [Abstract]
  Download: pdf [8670 KB] copyrighted

• Rotation Symmetry Group Detection Via Frequency Analysis of Frieze-Expansions
  S. Lee, R. Collins, and Y. Liu
  Proceedings of CVPR 2008, June, 2008. [Abstract]
  Download: pdf [850 KB] copyrighted

• Quantified Brain Asymmetry for Age Estimation of Normal and Alzheimer's Disease/Mild Cognitive Impairment Subjects
  L. Teverovskiy, J. Becker, O. Lopez, and Y. Liu
  5th IEEE International Symposium on Biomedical Imaging: From Nano to Macro, May, 2008.

• Application of Computational Symmetry to Histology Images
  B. Canada and Y. Liu
  tech. report CMU-RI-TR-08-08, Robotics Institute, Carnegie Mellon University, January, 2008. [Abstract]
  Download: pdf [4192 KB] copyrighted

• A Quantitative Evaluation of Symmetry Detection Algorithms
  P. Chen, J.H. Hays, S. Lee, M. Park, and Y. Liu
  tech. report CMU-RI-TR-07-36, Robotics Institute, Carnegie Mellon University, September, 2007. [Abstract]
  Download: pdf [5241 KB] copyrighted

• Acceleration of cerebral ventricular expansion in the Cardiovascular Health Study
  O. Carmichael, L.H. Kuller, O.L. Lopez, P.M. Thompson, R.A. Dutton, A. Lu, S.E. Lee, J.Y. Lee, H.J. Aizenstein, C.C. Meltzer, Y. Liu, A.W. Toga, and J.T. Becker
  Neurobiology of Aging, Vol. 28, No. 9, September, 2007, pp. 1316 - 1321.

• Quantified Symmetry for Entorhinal Spatial Maps
  E. Chastain and Y. Liu
  Special Issue in Neurocomputing Journal, Vol. 70, No. 10 - 12, June, 2007, pp. 1723 - 1727. [Abstract]
  Download: pdf [1074 KB] copyrighted

• Shape Variation-based Frieze Pattern for Robust Gait Recognition
  S. Lee, Y. Liu, and R. Collins
  Proceedings of CVPR 2007, June, 2007.

• A Lattice-based MRF Model for Dynamic Near-regular Texture Tracking
  W. Lin and Y. Liu
  IEEE Transactions on Pattern Analysis and Machine Intelligence, Vol. 29, No. 5, May, 2007, pp. 777 - 792. [Abstract]
  Download: pdf [6492 KB] copyrighted

• Symmetries of Dance
  Y. Liu, X. Yang, M. Spivak, and C. Bregler
  tech. report CMU-RI-TR-07-09, Robotics Institute, Carnegie Mellon University, May, 2007.

• Discovery of "Biomarkers" for Alzheimer's Disease Prediction from Structural MR Images
  Y. Liu, L. Teverovskiy, O. Lopez, H. Aizenstein, C. Meltzer, and J. Becker
  2007 IEEE International Symposium on Biomedical Imaging, April, 2007.

• Feature-based vs. Intensity-based Neuroimage Registration: Comprehensive Comparison Using Mutual Information
  L. Teverovskiy, O. Carmichael, H. Aizenstein, N. Lazar, and Y. Liu
  2007 IEEE International Symposium on Biomedical Imaging, April, 2007.

• Ventricular volume and dementia progression in the Cardiovascular Health Study
  O. Carmichael, L.H. Kuller, O.L. Lopez, P.M. Thompson, A. Lu, S.E. Lee, J.Y. Lee, H.J. Aizenstein, C.C. Meltzer, Y. Liu, A.W. Toga, and J.T. Becker
  Neurobiology of Aging, Vol. 28, No. 3, February, 2007, pp. 389 - 397.

• Cerebral Ventricular Changes Associated With Transitions Between Normal Cognitive Function, Mild Cognitive Impairment, and Dementia
  O. Carmichael, L.H. Kuller, O. Lopez, P.M. Thompson, R.A. Dutton, A. Lu, S.E. Lee, J.Y. Lee, H. Aizenstein, C. Meltzer, Y. Liu, A.W. Toga, and J. Becker
  Alzheimer's Disease and Associated Disorders, Vol. 21, No. 1, January, 2007, pp. 14 - 24.

• Understanding the Role of Facial Asymmetry in Human Face Identification
  S. Mitra, N. Lazar, and Y. Liu
  Statistics and Computing, Vol. 17, January, 2007, pp. 57 - 70. [Abstract]
  Download: pdf [515 KB] copyrighted

• Quantified Symmetry for Entorhinal Spatial Maps
  E. Chastain and Y. Liu
  Fifteenth Annual Computational Neuroscience Meeting (CNS 2006), July, 2006. [Abstract]
  Download: pdf [443 KB] copyrighted

• Body Localization in Still Images Using Hierarchical Models and Hybrid Search
  J. Zhang, J. Luo, R. Collins, and Y. Liu
  Proceedings of the 2006 IEEE Conference on Computer Vision and Pattern Recognition (CVPR'06), Vol. II, June, 2006, pp. 1536 -- 1543. [Abstract]
  Download: pdf [981 KB] copyrighted

• Quantitative Evaluation on Near Regular Texture Synthesis
  W. Lin, J.H. Hays, C. Wu, V. Kwatra, and Y. Liu
  Computer Vision and Pattern Recognition Conference (CVPR '06), Vol. 1, June, 2006, pp. 427 - 434. [Abstract]
  Download: pdf [815 KB] copyrighted

• Discovering Texture Regularity as a Higher-Order Correspondence Problem
  J.H. Hays, M. Leordeanu, A.A. Efros, and Y. Liu
  9th European Conference on Computer Vision, May, 2006.
  Download: pdf [5335 KB] copyrighted

• Tracking Dynamic Near-regular Textures under Occlusion and Rapid Movements
  W. Lin and Y. Liu
  9th European Conference on Computer Vision, May, 2006.
  Download: pdf [4144 KB] copyrighted

• Mapping Ventricular Changes Related to Dementia and Mild Cognitive Impairment in a Large Community-Based Cohort
  O. Carmichael, P.M. Thompson, R.A. Dutton, A. Lu, S.E. Lee, J.Y. Lee, L.H. Kuller, O. Lopez, H. Aizenstein, C. CidisMeltzer, Y. Liu, A.W. Toga, and J. Becker
  3rd IEEE International Symposium on Biomedical Imaging: Macro to Nano, 2006, April, 2006, pp. 315 - 318.
  Download: pdf [557 KB] copyrighted

• Truly 3D Midsagittal Plane Extraction for Robust Neuroimage Registration
  L. Teverovskiy and Y. Liu
  3rd IEEE International Symposium on Biomedical Imaging: Macro to Nano, 2006, April, 2006, pp. 860 - 863.
  Download: pdf [344 KB] copyrighted

• Expression Classification using Wavelet Packet Method on Asymmetry Faces
  K. Teng and Y. Liu
  tech. report CMU-RI-TR-06-03, Robotics Institute, Carnegie Mellon University, January, 2006. [Abstract]
  Download: pdf [1125 KB] copyrighted

• Firing Fields of Dorsocaudal Medial Entorhinal Cortex as a Context-Independent Spatial Map
  E. Chastain and Y. Liu
  tech. report CMU-RI-TR-06-02, Robotics Institute, Carnegie Mellon University, January, 2006. [Abstract]
  Download: pdf [471 KB] copyrighted

• Computer Vision for Biomedical Image Applications
  Y. Liu
  Springer, November, 2005.

• On Improving the Performance of the Wallpaper Symmetry Group Classification Algorithm
  S. Reddy and Y. Liu
  tech. report CMU-RI-TR-05-49, Robotics Institute, Carnegie Mellon University, November, 2005. [Abstract]
  Download: pdf [903 KB] copyrighted

• Bayesian Body Localization Using Mixture of Nonlinear Shape Models
  J. Zhang, R. Collins, and Y. Liu
  International Conference of Computer Vision (ICCV'05), October, 2005, pp. 725 - 732. [Abstract]
  Download: pdf [1702 KB] copyrighted

• On-Line Selection of Discriminative Tracking Features
  R. Collins, Y. Liu, and M. Leordeanu
  IEEE Transaction on Pattern Analysis and Machine Intelligence, Vol. 27, No. 10, October, 2005, pp. 1631 - 1643.
  Download: pdf [3159 KB] copyrighted

• SVM Decision Boundary Based Discriminative Subspace Induction
  J. Zhang and Y. Liu
  Pattern Recognition, Vol. 38, No. 10, October, 2005, pp. 1746 - 1758. [Abstract]
  Download: pdf [645 KB] copyrighted

• Motion Texture
  H. Pashley, J.H. Hays, and Y. Liu
  tech. report CMU-RI-TR-05-61, Robotics Institute, Carnegie Mellon University, September, 2005.
  Download: pdf [608 KB] copyrighted

• Atlas-Based Hippocampus Segmentation In Alzheimer's Disease and Mild Cognitive Impairment
  O. Carmichael, H. Aizenstein, S.W. Davis, J. Becker, P.M. Thompson, C. Meltzer, and Y. Liu
  NeuroImage, No. 27, June, 2005, pp. 979 - 990. [Abstract]
  Download: pdf [734 KB] copyrighted

• The Promise and Perils of Near-Regular Texture [pre-publication color version]
  Y. Liu, Y. Tsin, and W. Lin
  International Journal of Computer Vision, Vol. 62, No. 1-2, April, 2005, pp. 145 - 159. [Abstract]
  Download: pdf [3392 KB], ps.gz [10214 KB] copyrighted

• The Promise and Perils of Near-Regular Texture [publication grayscale version]
  Y. Liu, Y. Tsin, and W. Lin
  International Journal of Computer Vision, Vol. 62, No. 1-2, April, 2005, pp. 145 - 159. [Abstract]
  Download: pdf [2207 KB] copyrighted

• Digital Papercutting
  Y. Liu, J.H. Hays, Y. Xu, and H. Shum
  Technical Sketch, SIGGRAPH, 2005. [Abstract]
  Download: pdf [1038 KB] copyrighted

• Atlas-Based Hippocampus Segmentation In Alzheimer's Disease and Mild Cognitive Impairment
  O. Carmichael, H. Aizenstein, S.W. Davis, J. Becker, P.M. Thompson, C. Meltzer, and Y. Liu
  tech. report CMU-RI-TR-04-53, Robotics Institute, Carnegie Mellon University, December, 2004. [Abstract]
  Download: pdf [3962 KB] copyrighted

• Discriminative MR Image Feature Analysis for Automatic Schizophrenia and Alzheimer's Disease Classification
  Y. Liu, L. Teverovskiy, O. Carmichael, R. Kikinis, M. Shenton, C.S. Carter, V.A. Stenger, S. Davis, H. Aizenstein, J. Becker, O. Lopez, and C. Meltzer
  Proceedings of the 7th International Conference on MedicalImage Computing and Computer Aided Intervention (MICCAI '04), October, 2004, pp. 393 - 401. [Abstract]
  Download: pdf [993 KB] copyrighted

• Learning-based Neuroimage Registration
  L. Teverovskiy and Y. Liu
  tech. report CMU-RI-TR-04-59, Robotics Institute, Carnegie Mellon University, October, 2004. [Abstract]
  Download: pdf [321 KB], ps.gz [1798 KB] copyrighted

• Cervical Cancer Detection Using SVM Based Feature Screening
  J. Zhang and Y. Liu
  Proceedings of the 7th International Conference on Medical Image Computing and Computer Aided Intervention (MICCAI '04), Vol. II, September, 2004, pp. 873 - 880.
  Download: pdf [850 KB] copyrighted

• Near Regular Texture Analysis and Manipulation
  Y. Liu, W. Lin, and J.H. Hays
  ACM Transactions on Graphics (SIGGRAPH 2004), Vol. 23, No. 3, August, 2004, pp. 368 - 376. [Abstract]
  Download: pdf [1256 KB] copyrighted

• Local Facial Asymmetry for Expression Classification
  S. Mitra and Y. Liu
  Proceedings of the 2004 IEEE Conference on Computer Vision and Pattern Recognition (CVPR'04), Vol. 2, June, 2004, pp. 889 - 894.
  Download: pdf [582 KB] copyrighted

• Representation and Matching of Articulated Shapes
  J. Zhang, R. Collins, and Y. Liu
  Proceedings of the 2004 IEEE Conference on Computer Vision and Pattern Recognition (CVPR'04), Vol. II, June, 2004, pp. 342 - 349. [Abstract]
  Download: pdf [1640 KB] copyrighted

• A Computational Model for Periodic Pattern Perception Based on Frieze and Wallpaper Groups
  Y. Liu, R. Collins, and Y. Tsin
  IEEE Transactions on Pattern Analysis and Machine Intelligence, Vol. 26, No. 3, March, 2004, pp. 354 - 371. [Abstract]
  Download: pdf [3541 KB] copyrighted

• Discriminative MR Image Feature Analysis for Automatic Schizophrenia and Alzheimer's Disease Classification
  Y. Liu, L. Teverovskiy, O. Carmichael, R. Kikinis, M. Shenton, C.S. Carter, V.A. Stenger, S. Davis, H. Aizenstein, J. Becker, O. Lopez, and C. Meltzer
  tech. report CMU-RI-TR-04-15, Robotics Institute, Carnegie Mellon University, March, 2004.
  Download: pdf [1214 KB] copyrighted

• Truly 3D Midsagittal Plane Extraction for Robust Neuroimage Registration
  L. Teverovskiy and Y. Liu
  tech. report CMU-RI-TR-04-21, Robotics Institute, Carnegie Mellon University, March, 2004. [Abstract]
  Download: pdf [903 KB], ps.gz [1538 KB] copyrighted

• Semantic based Biomedical Image Indexing and Retrieval
  Y. Liu, N. Lazar, W.E. Rothfus, F. Dellaert, A. Moore, J. Schneider, and T. Kanade
  Trends and Advances in Content-Based Image and Video Retrieval, Shapiro, Kriegel, and Veltkamp, ed., February, 2004. [Abstract]
  Download: pdf [1371 KB] copyrighted

• A Comparison Study of Four Texture Synthesis Algorithms on Regular and Near-regular Textures
  W. Lin, J.H. Hays, C. Wu, V. Kwatra, and Y. Liu
  tech. report CMU-RI-TR-04-01, Robotics Institute, Carnegie Mellon University, January, 2004. [Abstract]
  Download: pdf [7380 KB] copyrighted

• Using Classical and Resampling Methods for Face Recognition based on Quantified Asymmetry Measures
  S. Mitra, N.A. Lazar, and Y. Liu
  tech. report 790, Statistics, Carnegie Mellon University, December, 2003. [Abstract]
  Download: pdf [365 KB] copyrighted

• A Quantified Study of Facial Asymmetry in 3D Faces
  Y. Liu and J. 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. [Abstract]
  Download: pdf [3065 KB] copyrighted

• Deformable Texture: the Irregular-Regular-Irregular Cycle
  Y. Liu and W. Lin
  Proceedings of the 3rd International Workshop on Texture Analysis and Synthesis (Texture 2003), October, 2003, pp. 65 - 70. [Abstract]
  Download: pdf [2031 KB] copyrighted

• On-Line Selection of Discriminative Tracking Features
  R. Collins and Y. Liu
  Proceedings of the 2003 International Conference of Computer Vision (ICCV '03), Vol. 1, October, 2003, pp. 346 - 352. [Abstract]
  Download: pdf [1066 KB], ps.gz [544 KB] copyrighted

• Deformable Texture: the Irregular-Regular-Irregular Cycle
  Y. Liu and W. Lin
  tech. report CMU-RI-TR-03-26, Robotics Institute, Carnegie Mellon University, August, 2003. [Abstract]
  Download: pdf [2265 KB] copyrighted

• Facial Asymmetry Quantification for Expression Invariant Human Identification
  Y. Liu, K. Schmidt, J. Cohn, and S. Mitra
  Computer Vision and Image Understanding Journal, Vol. 91, No. 1/2, July, 2003, pp. 138 - 159. [Abstract]
  Download: pdf [1010 KB] copyrighted

• A Quantified Study of Facial Asymmetry in 3D Faces
  Y. Liu and J. Palmer
  tech. report CMU-RI-TR-03-21, Robotics Institute, Carnegie Mellon University, June, 2003. [Abstract]
  Download: pdf [5191 KB] copyrighted

• A Quantified Study of Facial Asymmetry and Gender Difference
  Y. Liu and S. Mitra
  tech. report CMU-RI-TR-03-09, Robotics Institute, Carnegie Mellon University, April, 2003.

• Human Identification versus Expression Classification via Bagging on Facial Asymmetry
  Y. Liu and S. Mitra
  tech. report CMU-RI-TR-03-08, Robotics Institute, Carnegie Mellon University, April, 2003. [Abstract]
  Download: pdf [394 KB] copyrighted

• On-Line Selection of Discriminative Tracking Features
  R. Collins and Y. Liu
  tech. report CMU-RI-TR-03-12, Robotics Institute, Carnegie Mellon University, April, 2003. [Abstract]
  Download: pdf [919 KB] copyrighted

• Hyperspectral Face Database
  L.J. Denes, P. Metes, and Y. Liu
  tech. report CMU-RI-TR-02-25, Robotics Institute, Carnegie Mellon University, October, 2002. [Abstract]
  Download: pdf [10439 KB], ps.gz [6851 KB] copyrighted

• Experiments with Quantified Facial Asymmetry for Human Identification
  Y. Liu and S. Mitra
  tech. report CMU-RI-TR-02-24, Robotics Institute, Carnegie Mellon University, September, 2002.
  Download: pdf [1817 KB], ps.gz [2565 KB] copyrighted

• Does Multispectral Texture Features Really Improve Cervical Cancer Detection?
  T. Zhao, J. Zhang, and Y. Liu
  International Conference on Diagnostic Imaging and Analysis (ICDIA 2002), August, 2002.
  Download: pdf [127 KB] copyrighted

• Semantic-based Biomedical Image Indexing and Retrieval
  Y. Liu, N. Lazar, and W. Rothfus
  International Conference on Diagnostic Imaging and Analysis (ICDIA 2002), August, 2002.
  Download: pdf [539 KB], ps.gz [901 KB] copyrighted

• SVM Based Feature Screening Applied to Hierarchical Cervial Cancer Detection
  J. Zhang, Y. Liu, and T. Zhao
  International Conference on Diagnostic Imaging and Analysis (ICDIA 2002), August, 2002. [Abstract]
  Download: pdf [488 KB] copyrighted

• Learning Multispectral Texture Features for Cervical Cancer Detection
  Y. Liu, T. Zhao, and J. Zhang
  Proceedings of 2002 IEEE International Symposium on BiomedicalImaging: Macro to Nano, July, 2002, pp. 169 - 172. [Abstract]
  Download: pdf [554 KB], ps.gz [876 KB] copyrighted

• Measurement of Asymmetry in Persons with Facial Paralysis
  G.S. Wachtman, Y. Liu, T. Zhao, J. Cohn, K. 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, June, 2002.

• SVM Decision Boundary Based Discriminative Subspace Induction
  J. Zhang and Y. Liu
  tech. report CMU-RI-TR-02-15, Robotics Institute, Carnegie Mellon University, June, 2002. [Abstract]
  Download: pdf [547 KB], ps.gz [326 KB] copyrighted

• Facial Asymmetry Quantification for Expression Invariant Human Identification
  Y. Liu, K. Schmidt, J. Cohn, and R.L. Weaver
  Proceedings of the 5th International Conference on Automatic Face and Gesture Recognition (FG'02), May, 2002, pp. 198 - 204. [Abstract]
  Download: pdf [767 KB], ps.gz [1293 KB] copyrighted

• Gait Sequence Analysis using Frieze Patterns
  Y. Liu, R. Collins, and Y. Tsin
  Proceedings of the 7th European Conference on Computer Vision (ECCV'02), May, 2002. [Abstract]
  Download: pdf [973 KB], ps.gz [567 KB] copyrighted

• Human facial asymmetry for expression-invariant facial identification
  Y. Liu, K. Schmidt, J. Cohn, and R.L. Weaver
  Proceedings of the Fifth IEEE International Conference on Automatic Face and Gesture Recognition (FG'02), May, 2002.
  Download: pdf [1127 KB] copyrighted

• Computational Symmetry
  Y. Liu
  Proceedings of Symmetry 2000, Portland Press, London, Vol. 80/1, January, 2002, pp. 231 - 245.
  Download: pdf [5696 KB] copyrighted

• The Promise and Perils of Near-Regular Texture
  Y. Liu and Y. Tsin
  Texture 2002, the 2nd International Workshop on Texture Analysis and Synthesis, associated with the European Conference on Computer Vision 2002 (ECCV'02), 2002. [Abstract]
  Download: pdf [1341 KB], ps.gz [2617 KB] copyrighted

• Gait Sequence Analysis using Frieze Patterns
  Y. Liu, R. Collins, and Y. Tsin
  tech. report CMU-RI-TR-01-38, Robotics Institute, Carnegie Mellon University, December, 2001. [Abstract]
  Download: pdf [1073 KB], ps.gz [659 KB] copyrighted

• Skewed Symmetry Groups
  Y. Liu and R. Collins
  IEEE Conference on Computer Vision and Pattern Recognition, Vol. 1, December, 2001, pp. 872 - 879. [Abstract]
  Download: pdf [519 KB], ps.gz [773 KB] copyrighted

• Texture Replacement in Real Images
  Y. Tsin, Y. Liu, and V. Ramesh
  IEEE Conference on Computer Vision and Pattern Recognition, Vol. 2, December, 2001, pp. 539 = 544. [Abstract]
  Download: pdf [731 KB], ps.gz [7075 KB] copyrighted

• Classification-Driven Pathological Neuroimage Retrieval Using Statistical Asymmetry Measures
  Y. Liu, F. Dellaert, W.E. Rothfus, A. Moore, J. Schneider, and T. Kanade
  Proceedings of the 2001 Medical Imaging Computing and Computer Assisted Intervention Conference (MICCAI '01), Utrecht, The Netherlands, October, 2001.
  Download: pdf [452 KB], ps.gz [652 KB] copyrighted

• Facial Asymmetry: A New Biometric
  Y. Liu, R.L. Weaver, K. Schmidt, N. Serban, and J. Cohn
  tech. report CMU-RI-TR-01-23, Robotics Institute, Carnegie Mellon University, August, 2001. [Abstract]
  Download: pdf [662 KB], ps.gz [1171 KB] copyrighted

• Robust Midsagittal Plane Extraction from Normal and Pathological 3D Neuroradiology Images
  Y. Liu, R. Collins, and W.E. Rothfus
  IEEE Transactions on Medical Imaging, Vol. 20, No. 3, March, 2001, pp. 175 - 192. [Abstract]
  Download: pdf [853 KB] copyrighted

• Learning Discriminant Features in Multispectral Biological images
  Y. Liu
  tech. report CMU-RI-TR-01-24, Robotics Institute, Carnegie Mellon University, 2001.

• Computational Symmetry
  Y. Liu
  tech. report CMU-RI-TR-00-31, Robotics Institute, Carnegie Mellon University, December, 2000. [Abstract]
  Download: pdf [1837 KB], ps.gz [3108 KB] copyrighted

• Evaluation of a Robust Midsagittal Plane Extraction Algorithm for Coarse, Pathological 3D Images
  Y. Liu, R. Collins, and W.E. Rothfus
  Proceedings of the Medical Imaging Computing and Computer Assisted Intervention Conference (MICCAI 2000), Pittsburgh, PA, October, 2000.
  Download: pdf [688 KB], ps.gz [1300 KB] copyrighted

• A Computational Model for Repeated Pattern Perception using Frieze and Wallpaper Groups
  Y. Liu and R. Collins
  2000 IEEE Computer Society Conference on Computer Vision and Pattern Recognition (CVPR 2000), Vol. 1, June, 2000, pp. 537 - 544. [Abstract]
  Download: pdf [979 KB], ps.gz [1433 KB], ps.z [1654 KB] copyrighted

• A Computational Model for Repeated Pattern Perception using Frieze and Wallpaper Groups
  Y. Liu and R. Collins
  tech. report CMU-RI-TR-00-08, Robotics Institute, Carnegie Mellon University, April, 2000. [Abstract]
  Download: pdf [907 KB], ps.gz [1467 KB], ps.z [1693 KB] copyrighted

• A Group Theoretical Formalization of Contact Motion
  Y. Liu
  2nd International Workshop on Algebraic Frames for the Perception Action Cycle (AFPAC), Lecture Notes in Computer Science 1888, Springer-Verlag Belin, Heidelberg, 2000, pp. 229 - 240.
  Download: pdf [343 KB], ps.gz [884 KB], ps.z [1031 KB] copyrighted

• Periodic Pattern Analysis Under Affine Distortions Using Wallpaper Groups
  Y. Liu and R. Collins
  2nd International Workshop on Algebraic Frames for the Perception Action Cycle (AFPAC), Lecture Notes in Computer Science 1888, Springer-Verlag Belin, Heidelberg, 2000, pp. 241 - 250.
  Download: pdf [1109 KB], ps.gz [1670 KB], ps.z [1874 KB] copyrighted

• Frieze and Wallpaper Symmetry Groups Classification under Affine and Perspective Distortion
  Y. Liu and R. Collins
  tech. report CMU-RI-TR-98-37, Robotics Institute, Carnegie Mellon University, July, 1998. [Abstract]
  Download: pdf [3006 KB], ps.gz [5099 KB] copyrighted

• A Classification Based Similarity Metric for 3D Image Retrieval
  Y. Liu and F. Dellaert
  CVPR'98, June, 1998, pp. 800 - 805. [Abstract]
  Download: pdf [327 KB], ps.gz [422 KB] copyrighted

• Automatic Bilateral Symmetry (Midsagittal) Plane Extraction from Pathological 3D Neuroradiological Images
  Y. Liu, R. Collins, and W.E. Rothfus, M.D.
  SPIE International Symposium on Medical Imaging, February, 1998.
  Download: pdf [581 KB], ps.gz [1093 KB] copyrighted

• Content-based 3D Neuroradiologic Image Retrieval: Preliminary Results
  Y. Liu, W.E. Rothfus, M.D., and T. Kanade
  IEEE International Workshop on Content-based Access of Image and Video Databases, January, 1998, pp. 91 - 100. [Abstract]
  Download: pdf [1031 KB], ps.gz [1528 KB] copyrighted

• Classification Driven Medical Image Retrieval
  Y. Liu and F. Dellaert
  Proc. of the Image Understanding Workshop, 1998.
  Download: pdf [546 KB], ps.gz [748 KB] copyrighted

• Classification Driven Semantic Based Medical Image Indexing and Retrieval
  Y. Liu, F. Dellaert, and W.E. Rothfus
  tech. report CMU-RI-TR-98-25, Robotics Institute, Carnegie Mellon University, 1998. [Abstract]
  Download: pdf [1093 KB], ps.gz [1804 KB] copyrighted

• Content­based 3D Neuroradiologic Image Indexing and Retrieval: Preliminary Results
  Y. Liu, W.E. Rothfus, and T. Kanade
  tech. report CMU-RI-TR-98-04, Robotics Institute, Carnegie Mellon University, 1998. [Abstract]
  Download: pdf [934 KB], ps.gz [1508 KB] copyrighted

• On Generating Multi-resolution Representations of Polygonal Meshes
  D. Zhang, M. Hebert, A. Johnson, and Y. Liu
  Proc. ICCV '98, 1998.
  Download: pdf [575 KB], ps.gz [809 KB] copyrighted

• Discrete Mathematics Software for K-12 Education
  N. Dean and Y. Liu
  Discrete mathematics in the schools, Joseph Rosenstein, Deborah Franzblau, and Fred Roberts, ed., Vol. 36, September, 1997, pp. 357 -- 372.

• A Computational Representation for Rigid and Articulated Assembly
  Y. Liu
  IEEE International Symposium of Assembly and Task Planning (ISATP97), August, 1997, pp. 224 - 230. [Abstract]
  Download: pdf [1034 KB] copyrighted

• Cooperation of Multiple Manipulators with Passive Joints
  Y. Liu and Y. Xu
  IEEE International Conference on Robotics and Automation, April, 1997, pp. 1478-1483.

• Nonlinear feedback control of cooperative underactuated manipulators
  M. Bergerman, Y. Xu, and Y. Liu
  Proceedings of the First Conference on Intelligent Robotics, 1997, pp. 156-167.

• Automatic Extraction of the Central Symmetry Plane from Neuroradiology Images
  Y. Liu and R. Collins
  tech. report CMU-RI-TR-96-40, Robotics Institute, Carnegie Mellon University, December, 1996. [Abstract]
  Download: pdf [637 KB], ps.gz [1199 KB] copyrighted

• CAD Modeling of the Birth Process: II
  Y. Liu, M. Scudder, and M.L. Gimovsky
  Proceedings of Medicine Meets Virtual Reality Conference IV, January, 1996.

• A Computational Representation for Rigid and Articulated Assembly
  Y. Liu
  tech. report CMU-RI-TR-97-66, Robotics Institute, Carnegie Mellon University, 1996. [Abstract]
  Download: pdf [254 KB], ps.gz [763 KB] copyrighted

• CAD Modeling of the Birth Process: A Preliminary Report
  Y. Liu, M. Scudder, and M.L. Gimovsky
  Proceedings of Medicine Meets Virtual Reality Conference III: Interactive Technology & Healthcare, January, 1995, pp. 211-220.

• A Multilevel Assembly Planning System
  G. Dakin, Y. Liu, and R.J. Popplestone
  Proceedings of International Mechanical Engineering Congress and Exposition, November, 1994, pp. 249 -- 254.

• A Group Theoretic Formalization of Surface Contact
  Y. Liu and R. Popplestone
  International Journal of Robotics Research, Vol. 13, No. 2, April, 1994, pp. 148-161.

• From Symmetry Groups to Stiffness Matrices
  Y. Liu and R.J. Popplestone
  Proceedings of IEEE International Conference on Robotics and Automation, Vol. 3, May, 1992, pp. 2375 - 2380. [Abstract]
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• Symmetry Groups in Solid Model-based Assembly Planning
  Y. Liu and R.J. Popplestone
  Artificial Intelligence Applications in Manufacturing, A. Famili, D. Nau and S.H. Kim, ed., AAAI Press and The MIT Press, 1992, pp. 103 -- 131.

• Symmetry Groups in Analysis of Assembly Kinematics
  Y. Liu and R.J. Popplestone
  Proceedings of IEEE International Conference on Robotics and Automation, Vol. 1, April, 1991, pp. 572 -- 577. [Abstract]
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• Symmetry Groups in Robotic Assembly Planning
  Y. Liu
  doctoral dissertation, COINS Technical Report 90-83, University of Massachusetts Amherst, September, 1990.
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• Symmetry Constraint Inference in Assembly Planning
  Y. Liu and R.J. Popplestone
  Proceedings of the Eighth National Conference on Artificial Intelligence, August, 1990, pp. 1038 -- 1044.

• A Justification for the Characteristic Invariant Representation of TR Subgroups of the Proper Euclidean Group
  Y. Liu
  the fifth SIAM Conference on Discrete Mathematics, June, 1990.

• A Group Theoretical Approach to Assembly Planning
  R.J. Popplestone, Y. Liu, and R. Weiss
  Artificial Intelligence Magazine, 1990, pp. 82 -- 97.

• Planning for Assembly with Robot Hands
  R.J. Popplestone, R.A. Grupen, Y. Liu, G. Dakin, D. Oskard, and S. Nair
  Proceedings of SPIE Conference on Intelligent Robotic Systems, November, 1989.

• Planning for Assembly from Solid Models
  Y. Liu and R.J. Popplestone
  Proceedings of IEEE International Conference on Robotics and Automation, Vol. 1, May, 1989, pp. 222 -- 227. [Abstract]
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• Symmetry Inference in Planning Assembly
  G. Dakin, Y. Liu, R. Popplestone, and R. Weiss
  Proceedings of IEEE International Conference on Robotics and Automation, Vol. 3, May, 1989, pp. 1865 -- 1868. [Abstract]
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• Using Characteristic Invariants to Infer New Spatial Relationships from Old
  R.J. Popplestone, R. Weiss, and Y. Liu
  Proceedings of IEEE International Conference on Robotics and Automation, Vol. 2, April, 1988, pp. 1107 -- 1112. [Abstract]
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• A Sensor-based Robot Planner for Assembly Tasks
  Y. Liu
  Proceedings of the First International Artificial Intelligence Conference, 87 Japan, October, 1987, pp. 571 -- 584.

• Dynamic Planning for Sensor-Based Robots
  R. Vijaykumar, M.A. Arbib, and Y. Liu
  Proceedings of the first International Federation of Automatic Control (IFAC) Symposium on Robot Control, November, 1985.