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2010

Machine vision condition monitoring of heavy-axle load railcar structural underframe components

Schlake, B. W., Todorovic, S., Edwards, J. R., Hart, J. M., Ahuja, N. & Barkan, C. P. L., Sep 1 2010, In : Proceedings of the Institution of Mechanical Engineers, Part F: Journal of Rail and Rapid Transit. 224, 5, p. 499-511 13 p.

Research output: Contribution to journalArticle

Structural loads
Axles
Condition monitoring
Computer vision
Inspection
2013

Automated visual inspection of railroad tracks

Resendiz, E., Hart, J. M. & Ahuja, N., Jan 30 2013, In : IEEE Transactions on Intelligent Transportation Systems. 14, 2, p. 751-760 10 p., 6419832.

Research output: Contribution to journalArticle

Railroad tracks
Inspection
Computer vision
Signal processing
Defects
2017

Active online anomaly detection using dirichlet process mixture model and Gaussian process classification

Varadarajan, J., Subramanian, R., Ahuja, N., Moulin, P. & Odobez, J. M., May 11 2017, Proceedings - 2017 IEEE Winter Conference on Applications of Computer Vision, WACV 2017. Institute of Electrical and Electronics Engineers Inc., p. 615-623 9 p. 7926657. (Proceedings - 2017 IEEE Winter Conference on Applications of Computer Vision, WACV 2017).

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

Labeling
Unsupervised learning
Video streaming
Labels
Problem-Based Learning
2016

Temporally coherent completion of dynamic video

Huang, J. B., Kang, S. B., Ahuja, N. & Kopf, J., Nov 2016, In : ACM Transactions on Graphics. 35, 6, 196.

Research output: Contribution to journalArticle

Color
Optical flows
Flow fields
Pixels
Cameras
2014

Generalized pupil-centric imaging and analytical calibration for a non-frontal camera

Kumar, A. & Ahuja, N., Sep 24 2014, Proceedings of the IEEE Computer Society Conference on Computer Vision and Pattern Recognition. IEEE Computer Society, p. 3970-3977 8 p. 6909902. (Proceedings of the IEEE Computer Society Conference on Computer Vision and Pattern Recognition).

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

Cameras
Calibration
Imaging techniques
Sensors
Parameterization
2010

From ramp discontinuities to segmentation tree

Akbas, E. & Ahuja, N., Dec 29 2010, Computer Vision, ACCV 2009 - 9th Asian Conference on Computer Vision, Revised Selected Papers. PART 1 ed. p. 123-134 12 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 5994 LNCS, no. PART 1).

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

Discontinuity
Segmentation
Seed
Labeling
Data structures
2012

Learning human preferences to sharpen images

Nam, M. & Ahuja, N., 2012, ICPR 2012 - 21st International Conference on Pattern Recognition. p. 2173-2176 4 p. 6460593

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

2014

Towards accurate and robust cross-ratio based gaze trackers through learning from simulation

Huang, J. B., Cai, Q., Liu, Z., Ahuja, N. & Zhang, Z., Jan 1 2014, Proceedings of the Symposium on Eye Tracking Research and Applications, ETRA 2014. Association for Computing Machinery, p. 75-82 8 p. (Eye Tracking Research and Applications Symposium (ETRA)).

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

Learning
Calibration
Invariance
Head Movements
Cameras
2012

Shadow removal using bilateral filtering

Yang, Q., Tan, K. H. & Ahuja, N., Sep 28 2012, In : IEEE Transactions on Image Processing. 21, 10, p. 4361-4368 8 p., 6241432.

Research output: Contribution to journalArticle

Luminance
Three-Dimensional Imaging
Lighting
Color
Cameras
2013

Low-rank sparse coding for image classification

Zhang, T., Ghanem, B., Liu, S., Xu, C. & Ahuja, N., Jan 1 2013, Proceedings - 2013 IEEE International Conference on Computer Vision, ICCV 2013. Institute of Electrical and Electronics Engineers Inc., p. 281-288 8 p. 6751144. (Proceedings of the IEEE International Conference on Computer Vision).

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

Image classification
Experiments
2014

Non-frontal camera calibration using focal stack imagery

Kumar, A. & Ahuja, N., Dec 4 2014, Proceedings - International Conference on Pattern Recognition. Institute of Electrical and Electronics Engineers Inc., p. 202-207 6 p. 6976755. (Proceedings - International Conference on Pattern Recognition).

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

Cameras
Calibration
Sensors
Imaging techniques
Lenses
2013

A generative focus measure with application to omnifocus imaging

Kumar, A. & Ahuja, N., Aug 8 2013, 2013 IEEE International Conference on Computational Photography, ICCP 2013. 6528295. (2013 IEEE International Conference on Computational Photography, ICCP 2013).

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

Imaging techniques
Pixels
Convolution
Composite materials
2019

Fast and Accurate Image Super-Resolution with Deep Laplacian Pyramid Networks

Lai, W. S., Huang, J. B., Ahuja, N. & Yang, M. H., Nov 1 2019, In : IEEE transactions on pattern analysis and machine intelligence. 41, 11, p. 2599-2613 15 p., 8434354.

Research output: Contribution to journalArticle

Super-resolution
Pyramid
Image resolution
Image reconstruction
Image quality
2014

Image completion using planar structure guidance

Huang, J. B., Kang, S. B., Ahuja, N. & Kopf, J., Jan 1 2014, In : ACM Transactions on Graphics. 33, 4, 129.

Research output: Contribution to journalConference article

2016

Unsupervised visual representation learning by graph-based consistent constraints

Li, D., Hung, W. C., Huang, J. B., Wang, S., Ahuja, N. & Yang, M. H., Jan 1 2016, Computer Vision - 14th European Conference, ECCV 2016, Proceedings. Sebe, N., Leibe, B., Welling, M. & Matas, J. (eds.). Springer-Verlag, p. 678-694 17 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 9908 LNCS).

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

Image classification
Supervised learning
Graph in graph theory
Volatile organic compounds
Scalability
2010

From region based image representation to object discovery and recognition

Ahuja, N. & Todorovic, S., Oct 29 2010, Structural, Syntactic, and Statistical Pattern Recognition - Joint IAPR International Workshop, SSPR and SPR 2010, Proceedings. p. 1-19 19 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 6218 LNCS).

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

Image Representation
Object recognition
Structural properties
Graph in graph theory
Subgraph
2011

A uniform framework for estimating illumination chromaticity, correspondence, and specular reflection

Yang, Q., Wang, S., Ahuja, N. & Yang, R., Jan 1 2011, In : IEEE Transactions on Image Processing. 20, 1, p. 53-63 11 p., 5497278.

Research output: Contribution to journalArticle

Lighting
2014

Partial occlusion handling for visual tracking via robust part matching

Zhang, T., Jia, K., Xu, C., Ma, Y. & Ahuja, N., Sep 24 2014, Proceedings of the IEEE Computer Society Conference on Computer Vision and Pattern Recognition. IEEE Computer Society, p. 1258-1265 8 p. 6909560. (Proceedings of the IEEE Computer Society Conference on Computer Vision and Pattern Recognition).

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

2010

A constant-space belief propagation algorithm for stereo matching

Yang, Q., Wang, L. & Ahuja, N., Aug 31 2010, 2010 IEEE Computer Society Conference on Computer Vision and Pattern Recognition, CVPR 2010. p. 1458-1465 8 p. 5539797. (Proceedings of the IEEE Computer Society Conference on Computer Vision and Pattern Recognition).

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

Data storage equipment
Image resolution
Program processors
Pixels
Graphics processing unit
2014

Improving head and body pose estimation through semi-supervised manifold alignment

Heili, A., Varadarajan, J., Ghanem, B., Ahuja, N. & Odobez, J. M., Jan 28 2014, 2014 IEEE International Conference on Image Processing, ICIP 2014. Institute of Electrical and Electronics Engineers Inc., p. 1912-1916 5 p. 7025383. (2014 IEEE International Conference on Image Processing, ICIP 2014).

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

Labels
Cameras
2016

Deep joint image filtering

Li, Y., Huang, J. B., Ahuja, N. & Yang, M. H., Jan 1 2016, Computer Vision - 14th European Conference, ECCV 2016, Proceedings. Sebe, N., Leibe, B., Welling, M. & Matas, J. (eds.). Springer-Verlag, p. 154-169 16 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 9908 LNCS).

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

Image Filtering
Neural networks
Guidance
Filter
Target
2014

Generalized radial alignment constraint for camera calibration

Kumar, A. & Ahuja, N., Dec 4 2014, Proceedings - International Conference on Pattern Recognition. Institute of Electrical and Electronics Engineers Inc., p. 184-189 6 p. 6976752. (Proceedings - International Conference on Pattern Recognition).

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

Cameras
Calibration
Optics
Sensors
2017

Robust visual tracking using oblique random forests

Zhang, L., Varadarajan, J., Suganthan, P. N., Ahuja, N. & Moulin, P., Nov 6 2017, Proceedings - 30th IEEE Conference on Computer Vision and Pattern Recognition, CVPR 2017. Institute of Electrical and Electronics Engineers Inc., p. 5825-5834 10 p. (Proceedings - 30th IEEE Conference on Computer Vision and Pattern Recognition, CVPR 2017; vol. 2017-January).

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

Image classification
Decision trees
Deep neural networks
Object detection
2013

Transformation guided image completion

Huang, J. B., Kopf, J., Ahuja, N. & Kang, S. B., Aug 8 2013, 2013 IEEE International Conference on Computational Photography, ICCP 2013. 6528313. (2013 IEEE International Conference on Computational Photography, ICCP 2013).

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

Color matching
Specifications
Costs
2012

Exploiting nonlocal spatiotemporal structure for video segmentation

Cheng, H. T. & Ahuja, N., Oct 1 2012, 2012 IEEE Conference on Computer Vision and Pattern Recognition, CVPR 2012. p. 741-748 8 p. 6247744. (Proceedings of the IEEE Computer Society Conference on Computer Vision and Pattern Recognition).

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

Labels
Labeling
Redundancy
Random variables
Textures
2018

DeepMVS: Learning Multi-view Stereopsis

Huang, P. H., Matzen, K., Kopf, J., Ahuja, N. & Huang, J. B., Dec 14 2018, Proceedings - 2018 IEEE/CVF Conference on Computer Vision and Pattern Recognition, CVPR 2018. IEEE Computer Society, p. 2821-2830 10 p. 8578396. (Proceedings of the IEEE Computer Society Conference on Computer Vision and Pattern Recognition).

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

Neural networks
Chemical activation
2017

Clustering Through Hybrid Network Architecture With Support Vectors

Ergul, E., Arica, N., Ahuja, N. & Erturk, S., Jun 2017, In : IEEE Transactions on Neural Networks and Learning Systems. 28, 6, p. 1373-1385 13 p., 7442845.

Research output: Contribution to journalArticle

Network architecture
Support vector machines
Tuning
Neural networks
Self organizing maps
2014

Sub-band energy constraints for self-similarity based super-resolution

Singh, A. & Ahuja, N., Dec 4 2014, Proceedings - International Conference on Pattern Recognition. Institute of Electrical and Electronics Engineers Inc., p. 4447-4452 6 p. 6977474. (Proceedings - International Conference on Pattern Recognition).

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

Band structure
Textures
Glossaries
Optical resolving power
Image resolution
2012

Exploiting ramp structures for improving optical flow estimation

Singh, A. & Ahuja, N., Dec 1 2012, ICPR 2012 - 21st International Conference on Pattern Recognition. p. 2504-2507 4 p. 6460676. (Proceedings - International Conference on Pattern Recognition).

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

Optical flows
Luminance
Pixels
2010

Hybrid compressive sampling via a new total variation TVL1

Shu, X. & Ahuja, N., Jan 1 2010, Computer Vision, ECCV 2010 - 11th European Conference on Computer Vision, Proceedings. PART 6 ed. Springer-Verlag, p. 393-404 12 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 6316 LNCS, no. PART 6).

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

Total Variation
Sampling
Gradient
Sampling Theorem
Random Sampling
2012

Trajectory-based Fisher kernel representation for action recognition in videos

Atmosukarto, I., Ghanem, B. & Ahuja, N., Dec 1 2012, ICPR 2012 - 21st International Conference on Pattern Recognition. p. 3333-3336 4 p. 6460878. (Proceedings - International Conference on Pattern Recognition).

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

Trajectories
Computer vision
Classifiers
Experiments
2019

Joint image filtering with deep convolutional networks

Li, Y., Huang, J. B., Ahuja, N. & Yang, M. H., Aug 1 2019, In : IEEE transactions on pattern analysis and machine intelligence. 41, 8, p. 1909-1923 15 p., 8598855.

Research output: Contribution to journalArticle

Image Filtering
Neural networks
Guidance
Filter
Target
2018

Coreset-based neural network compression

Dubey, A., Chatterjee, M. & Ahuja, N., Jan 1 2018, Computer Vision – ECCV 2018 - 15th European Conference, 2018, Proceedings. Ferrari, V., Sminchisescu, C., Hebert, M. & Weiss, Y. (eds.). Springer-Verlag, p. 469-486 18 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 11211 LNCS).

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

Compression
Neural Networks
Neural networks
Huffman Coding
Network Architecture
2012

Saliency detection via divergence analysis: A unified perspective

Huang, J. B. & Ahuja, N., Dec 1 2012, ICPR 2012 - 21st International Conference on Pattern Recognition. p. 2748-2751 4 p. 6460734. (Proceedings - International Conference on Pattern Recognition).

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

Experiments

Robust multi-object tracking via cross-domain contextual information for sports video analysis

Zhang, T., Ghanem, B. & Ahuja, N., Oct 23 2012, 2012 IEEE International Conference on Acoustics, Speech, and Signal Processing, ICASSP 2012 - Proceedings. p. 985-988 4 p. 6288050. (ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing - Proceedings).

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

Sports
Trajectories
Cameras
Image resolution
Lighting

Online learning with kernels: Overcoming the growing sum problem

Singh, A., Ahuja, N. & Moulin, P., Dec 12 2012, 2012 IEEE International Workshop on Machine Learning for Signal Processing - Proceedings of MLSP 2012. 6349811. (IEEE International Workshop on Machine Learning for Signal Processing, MLSP).

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

Computational complexity
Signal processing

Stereo matching using epipolar distance transform

Yang, Q. & Ahuja, N., Sep 28 2012, In : IEEE Transactions on Image Processing. 21, 10, p. 4410-4419 10 p., 6236163.

Research output: Contribution to journalArticle

Textures
Affine transforms
Laptop computers
Computational complexity
Pixels
2015

On the equivalence of moving entrance pupil and radial distortion for camera calibration

Kumar, A. & Ahuja, N., Feb 17 2015, 2015 International Conference on Computer Vision, ICCV 2015. Institute of Electrical and Electronics Engineers Inc., p. 2345-2353 9 p. 7410627. (Proceedings of the IEEE International Conference on Computer Vision; vol. 2015 International Conference on Computer Vision, ICCV 2015).

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

Cameras
Calibration
Pixels
Lenses
Camera lenses
2010

Real-time specular highlight removal using bilateral filtering

Yang, Q., Wang, S. & Ahuja, N., Jan 1 2010, Computer Vision, ECCV 2010 - 11th European Conference on Computer Vision, Proceedings. PART 4 ed. Springer-Verlag, p. 87-100 14 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 6314 LNCS, no. PART 4).

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

Filtering
Color
Real-time
Pixels
Pixel

A hemispherical imaging camera

Gao, C., Hua, H. & Ahuja, N., Feb 1 2010, In : Computer Vision and Image Understanding. 114, 2, p. 168-178 11 p.

Research output: Contribution to journalArticle

Cameras
Imaging techniques
Sensors
Mirrors
Prisms
2019

Clustering as physically inspired energy minimization

Yang, H. & Ahuja, N., Feb 2019, In : Pattern Recognition. 86, p. 265-280 16 p.

Research output: Contribution to journalArticle

Clustering algorithms
Mean field theory
Integer programming
Experiments
Bandwidth
2017

On the essence of unsupervised detection of anomalous motion in surveillance videos

Abuolaim, A. A., Leow, W. K., Varadarajan, J. & Ahuja, N., Jan 1 2017, Computer Analysis of Images and Patterns - 17th International Conference, CAIP 2017, Proceedings. Heyden, A., Felsberg, M. & Kruger, N. (eds.). Springer-Verlag, p. 160-171 12 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 10424 LNCS).

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

Video Surveillance
Anomalous
Motion
Anomaly Detection
Surveillance
2015

Structural Sparse Tracking

Zhang, T., Liu, S., Xu, C., Yan, S., Ghanem, B., Ahuja, N. & Yang, M. H., Oct 14 2015, IEEE Conference on Computer Vision and Pattern Recognition, CVPR 2015. IEEE Computer Society, p. 150-158 9 p. 7298610. (Proceedings of the IEEE Computer Society Conference on Computer Vision and Pattern Recognition; vol. 07-12-June-2015).

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

2013

Modeling dynamic swarms

Ghanem, B. & Ahuja, N., Jan 1 2013, In : Computer Vision and Image Understanding. 117, 1, p. 1-11 11 p.

Research output: Contribution to journalArticle

Birds
Linear transformations
Image segmentation
Animals
Robots

On stochastic gradient descent and quadratic mutual information for image registration

Singh, A. & Ahuja, N., Dec 1 2013, 2013 IEEE International Conference on Image Processing, ICIP 2013 - Proceedings. p. 1326-1330 5 p. 6738273. (2013 IEEE International Conference on Image Processing, ICIP 2013 - Proceedings).

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

Image registration
Cost functions
Pixels
2018

Joint Estimation of Human Pose and Conversational Groups from Social Scenes

Varadarajan, J., Subramanian, R., Bulò, S. R., Ahuja, N., Lanz, O. & Ricci, E., Apr 1 2018, In : International Journal of Computer Vision. 126, 2-4, p. 410-429 20 p.

Research output: Contribution to journalArticle

Supervised learning
Learning algorithms
Cameras
Experiments
2011

Imaging via three-dimensional compressive sampling (3DCS)

Shu, X. & Ahuja, N., Dec 1 2011, 2011 International Conference on Computer Vision, ICCV 2011. p. 439-446 8 p. 6126273. (Proceedings of the IEEE International Conference on Computer Vision).

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

Sampling
Imaging techniques
Cameras
Decoding
Recovery
2016

Tracking persons-of-interest via adaptive discriminative features

Zhang, S., Gong, Y., Huang, J. B., Lim, J., Wang, J., Ahuja, N. & Yang, M. H., Jan 1 2016, Computer Vision - 14th European Conference, ECCV 2016, Proceedings. Matas, J., Welling, M., Leibe, B. & Sebe, N. (eds.). Springer-Verlag, p. 415-433 19 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

Person
Face
Neural networks
Neural Networks
Clustering algorithms
2012

An edge-preserving filtering framework for visibility restoration

Bao, L., Song, Y., Yang, Q. & Ahuja, N., Dec 1 2012, ICPR 2012 - 21st International Conference on Pattern Recognition. p. 384-387 4 p. 6460152. (Proceedings - International Conference on Pattern Recognition).

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

Visibility
Restoration
Low pass filters
Textures
Median filters
2018

QL-Net: Quantized-by-LookUp CNN

Abdiyeva, K., Yap, K. H., Gang, W., Ahuja, N. & Lukac, M., Dec 18 2018, 2018 15th International Conference on Control, Automation, Robotics and Vision, ICARCV 2018. Institute of Electrical and Electronics Engineers Inc., p. 413-418 6 p. 8581119. (2018 15th International Conference on Control, Automation, Robotics and Vision, ICARCV 2018).

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

Accumulate
Neural Networks
Neural networks
Multiplication
Codebook