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Computer Vision
Webpage:
http://userweb.cs.utexas.edu/~grauman/
Director:
Kristen Grauman
In general, the goal of computer vision is to develop the algorithms and representations that will allow a computer to autonomously analyze visual information. We are especially interested in learning and recognizing visual object categories, and scalable methods for content-based retrieval and visual search.
Large amounts of interconnected visual data (images, videos) are readily available---but we don't yet have the tools to easily access and analyze them. Our group's research aims to remove this disparity, and transform how we retrieve and evaluate visual information. This requires robust methods to recognize objects, actions, and scenes, and to automatically organize and search images and videos based on their content. Key research issues that we are exploring are scalable search for meaningful similarity metrics, unsupervised visual discovery, and cooperative learning between machine and human vision systems.
People
Chao Yeh Chen
Ph.D. Student
chaoyehchen [at] gmail com
Kristen Grauman
Faculty
grauman [at] cs utexas edu
Sung Ju Hwang
Ph.D. Student
sjhwang [at] cs utexas edu
Jaechul Kim
Ph.D. Student
jaechul [at] cs utexas edu
Adriana Kovashka
Ph.D. Student
adriana [at] cs utexas edu
Yong Jae Lee
Ph.D. Student
yjlee0222 [at] mail utexas edu
Sudheendra Vijayanarasimhan
Ph.D. Student
svnaras [at] cs utexas edu
Publications
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Accounting for the Relative Importance of Objects in Image Retrieval
2010
S. J. Hwang and K. Grauman
Asymmetric Region-to-Image Matching for Comparing Images with Generic Object Categories
2010
A. Kovashka and K. Grauman
Collect-Cut: Segmentation with Top-Down Cues Discovered in Multi-Object Images
2010
Y.J. Lee and K. Grauman
Far-Sighted Active Learning on a Budget for Image and Video Recognition
2010
S. Vijayanarasimhan, P. Jain and K. Grauman
Learning a Hierarchy of Discriminative Space-Time Neighborhood Features for Human Action Recognition
2010
A. Kovashka and K. Grauman
Object-Graphs for Context-Aware Category Discovery
2010
Y.J. Lee and K. Grauman
Reading Between The Lines: Object Localization Using Implicit Cues from Image Tags
2010
S.J. Hwang and K. Grauman
Top-Down Pairwise Potentials for Piecing Together Multi-Class Segmentation Puzzles
2010
S. Vijayanarasimhan and K. Grauman
Kernelized Locality-Sensitive Hashing for Scalable Image Search
2009
B. Kulis and K. Grauman
Observe Locally, Infer Globally: a Space-Time MRF for Detecting Abnormal Activities with Incremental Updates
2009
Jaechul Kim and Kristen Grauman
Shape Discovery from Unlabeled Image Collections
2009
Y. J. Lee and K. Grauman
What's It Going to Cost You?: Predicting Effort vs. Informativeness for Multi-Label Image Annotations
2009
S. Vijayanarasimhan and K. Grauman
Fast Image Search for Learned Metrics
2008
P. Jain, B. Kulis, and K. Grauman
Foreground Focus: Finding Meaningful Features in Unlabeled Images
2008
Y. J. Lee and K. Grauman
Keywords to Visual Categories: Multiple-Instance Learning for Weakly Supervised Object Categorization
2008
S. Vijayanarasimhan and K. Grauman
Multi-Level Active Prediction of Useful Image Annotations for Recognition
2008
S. Vijayanarasimhan and K. Grauman
Online Metric Learning and Fast Similarity Search
2008
P. Jain, B. Kulis, I. Dhillon, and K. Grauman
Watch, Listen & Learn: Co-training on Captioned Images and Videos
2008
Sonal Gupta, Joohyun Kim, Kristen Grauman and Raymond Mooney
Active Learning with Gaussian Processes for Object Categorization
2007
A. Kapoor, K. Grauman, R. Urtasun, and T. Darrell
Approximate Correspondences in High Dimensions
2007
K. Grauman and T. Darrell
Pyramid Match Hashing: Sub-Linear Time Indexing Over Partial Correspondences
2007
K. Grauman and T. Darrell
The Pyramid Match: Efficient Learning with Partial Correspondences
2007
K. Grauman
Unsupervised Learning of Categories from Sets of Partially Matching Image Features
2006
K. Grauman and T. Darrell
A Picture is Worth a Thousand Keywords: Image-Based Object Search on a Mobile Platform
2005
T. Yeh, K. Grauman, K. Tollmar, and T. Darrell
Avoiding the ``Streetlight Effect'': Tracking by Exploring Likelihood Modes
2005
D. Demirdjian, L. Taycher, G. Shakhnarovich, K. Grauman, and T. Darrell
Efficient Image Matching with Distributions of Local Invariant Features
2005
K. Grauman and T. Darrell
The Pyramid Match Kernel: Discriminative Classification with Sets of Image Features
2005
K. Grauman and T. Darrell
Fast Contour Matching Using Approximate Earth Mover's Distance
2004
K. Grauman and T. Darrell
Virtual Visual Hulls: Example-Based 3D Shape Inference from a Single Silhouette
2004
K. Grauman, G. Shakhnarovich, and T. Darrell
A Bayesian Approach to Image-Based Visual Hull Reconstruction
2003
K. Grauman, G. Shakhnarovich, and T. Darrell
Inferring 3D Structure with a Statistical Image-Based Shape Model
2003
K. Grauman, G. Shakhnarovich, and T. Darrell
Communication via Eye Blinks: Detection and Duration Analysis in Real Time
2001
K. Grauman, M. Betke, J. Gips, and G. Bradski
Areas of Interest
Computer Vision