Conference Proceedings

[ECCV 24] Evidential Transformers for Improved Image Retrieval
Authors : Danilo Dordevic, Suryansh Kumar
Third Workshop on Uncertainty Quantification for Computer Vision
European Conference on Computer Vision (ECCV), 2024, Milano, Italy

   Project Website       Topic: Deep Learning, Evidential Learning, Image Search.
[ICML 24] Stereo Risk: A Continuous Modeling Approach to Stereo Matching
Authors : Ce Liu*, Suryansh Kumar*, Shuhang Gu, Radu Timofte, Yao Yao, Luc Van Gool (Oral Presentation, Top 1.5% of the papers)
*Equal Contribution
International Conference on Machine Learning, PMLR, 2024, Vienna, Austria

   Project Website       Topic: Stereo Matching, 3D Acquisition, Computer Vision.
[ICRA 24] ICGNet: A Unified Approach for Instance-Centric Grasping
Authors : René Zurbrügg, Yifan Liu, Francis Engelmann, Suryansh Kumar, Marco Hutter and others
International Conference on Robotics and Automation, IEEE, 2024, Yokohama, Japan

   Project Website       Topic: Grasping, 3D Acquisition, Robotics.
[RSS 23] How To Not Train Your Dragon: Training-free Embodied Object Goal Navigation with Semantic Frontiers
Authors: Junting Chen*, Guohao Li*, Suryansh Kumar, and others
Robotics Science and Systems, RSS Foundation, 2023, Daegu, South Korea.

  Project Website     Topic: Embodied-AI, Active SLAM, Navigation, Vision and Language.
[CVPR 23] Single Image Depth Prediction Made Better: A Multivariate Gaussian Take
Authors: Ce Liu, Suryansh Kumar, Shuhang Gu, Radu Timofte, Luc Van Gool.
Conference on Computer Vision and Pattern Recognition, IEEE, 2023, Vancouver, Canada.

  Project Website     Topic: 3D Computer Vision, Deep Learning.
[CVPR 23] Enhanced Stable View-Synthesis
Authors: Nishant Jain*, Suryansh Kumar*, Luc Van Gool.
Conference on Computer Vision and Pattern Recognition, IEEE, 2023, Vancouver, Canada.
*Equal Contribution

  Project Website     Topic: 3D Computer Vision, Deep Learning, Neural Rendering.
[CVPR 23] Quantum Annealing for Single Image Super-Resolution
Authors: Han Yao Choong, Suryansh Kumar, Luc Van Gool. (Oral Presentation)
8th New Trends in Image Restoration and Enhancement Workshop and Challenges (NTIRE).
Conference on Computer Vision and Pattern Recognition, IEEE, 2023, Vancouver, Canada.

  Project Website     Topic: Quantum Computing, Image Enhancement.
[ICLR 23] VA-DepthNet: A Variational Approach to Single Image Depth Prediction
Authors: Ce Liu, Suryansh Kumar, Shuhang Gu, Radu Timofte, Luc Van Gool. (Spotlight Oral Presentation)
International Conference on Learning Representations, 2023, Kigali, Rwanda.

  Project Website     Topic: 3D Computer Vision, Deep Learning.
[IROS 23] Uncertainty-Driven Dense Two-View Structure from Motion
Authors: Weirong Chen, Suryansh Kumar, and others (Oral Presentation)
International Conference on Intelligent Robots and Systems, IEEE/RSJ, 2023, Detroit, USA.

  Project Website     Topic: 3D Computer Vision, Deep Learning.
[ICRA 23] Uncertainty Guided Policy for Active Robotic 3D Reconstruction using Neural Radiance Fields
Authors: Soomin Lee, Le Chen, Jiahao Wang, Alex Liniger, Suryansh Kumar, and others. (Oral Presentation)
International Conference on Robotics and Automation, IEEE, 2023, London, UK.

  Project Website     Topic: 3D Computer Vision, Robotics, Information Theory.
[WACV 23] Multi-View Photometric Stereo Revisited
Authors: Berk Kaya, Suryansh Kumar, Carlos Oliveira, Vittorio Ferrari, Luc Van Gool.
Winter Conference on Computer Vision, IEEE, 2023, Hawaii, USA.

  Project Website     Topic: 3D Computer Vision, Machine Learning.
[BMVC 22] Robustifying the Multi-Scale Representation of Neural Radiance Fields
Authors: Nishant Jain, Suryansh Kumar, Luc Van Gool. (Oral Presentation)
British Machine Vision Conference, 2022, London, UK.

  Project Website     Topic: 3D Computer Vision, View Synthesis, Neural Rendering.
[CoRL 22] CC-3DT: Panoramic 3D Object Tracking via Cross-Camera Fusion
Authors: Yung-Hsu Yang, Tobias Fischer, Suryansh Kumar, and others
Conference on Robot Learning, 2022, Auckland, New Zealand.

  Project Website     Topic: Tracking, 3D Computer Vision, Machine Learning.
[ECCV 22] Organic Priors in Non-Rigid Structure from Motion.
Authors: Suryansh Kumar, Luc Van Gool. (Oral Presentation, Top 2.7% of the papers)
European Conference on Computer Vision, 2022, Tel-Aviv, Israel.

  Project Website     Topic: 3D Computer Vision, Algebra, Geometry, Compressed Sensing.
[ECCV 22] Learning Online Multi-Sensor Depth Fusion
Authors: Erik Sandström, Martin Oswald, Suryansh Kumar, Silvan W, and others
European Conference on Computer Vision, 2022, Tel-Aviv, Israel.

  Project Website     Topic: 3D Computer Vision, Machine Learning
[CVPR 22] Uncertainty Aware Deep Multi-View Photometric Stereo
Authors: Berk Kaya, Suryansh Kumar, Carlos Oliveira, Vittorio Ferrari, Luc Van Gool.
Conference on Computer Vision and Pattern Recognition, IEEE, 2022, New Orleans, USA.

  Project Website     Topic: 3D Computer Vision, Machine Learning
[CVPR 22] Generative Flows with Invertible Attentions
Authors: Rhea Sukthanker, Zhiwu Huang, Suryansh Kumar, Radu Timofte, Luc Van Gool.
Conference on Computer Vision and Pattern Recognition, IEEE, 2022, New Orleans, USA.

  Project Website     Topic: Generative Models, Image Processing
[CVPR 22] Trilevel Neural Architecture Search for Efficient Single Image Super-Resolution
Authors: Yan Wu, Zhiwu Huang, Suryansh Kumar, Rhea Sukthanker, Radu Timofte, Luc Van Gool.
Third Workshop on Neural Architecture Search: 2nd Lightweight NAS Challenge.
Conference on Computer Vision and Pattern Recognition (CVPR), IEEE, 2022, New Orleans, USA.

  Project Website     Topic: AutoML, Image Processing
[ICRA 22] A Real-Time Online Learning Framework for Joint 3D Reconstruction and Semantic Seg. of Indoor Scenes
Authors: Davide Menini, Suryansh Kumar, M. Oswald, E. Sandstrom, C. Sminchisescu, Luc Van Gool. (Oral Presentation)
International Conference on Robotics and Automation, IEEE, 2022, Philadelphia, USA.

  Project Website     Topic: 3D Computer Vision, Machine Learning.
[WACV 22] Neural Architecture Search for Efficient Uncalibrated Deep Photometric Stereo.
Authors: Francesco Sarno, Suryansh Kumar, Berk Kaya, Zhiwu Huang, Vittorio Ferrari, Luc Van Gool.
Winter Conference on Applications of Computer Vision, IEEE, 2022, Hawaii, USA.

  Project Website     Topic: 3D Computer Vision, Machine Learning.
[WACV 22] Neural Radiance Fields Approach to Deep Multi-View Photometric Stereo.
Authors: Berk Kaya, Suryansh Kumar, Francesco Sarno, Vittorio Ferrari, Luc Van Gool.
Winter Conference on Applications of Computer Vision, IEEE, 2022, Hawaii, USA.

  Project Website     Topic: 3D Computer Vision, Machine Learning.
[CVPR 21] Uncalibrated Neural Inverse Rendering for Photometric Stereo of General Surfaces
Authors: Berk Kaya, Suryansh Kumar, Carlos Oliveira, Vittorio Ferrari, Luc Van Gool.
Conference on Computer Vision and Pattern Recognition, IEEE, 2021, Nashville, USA.

  Project Website     Topic: 3D Computer Vision, Machine Learning
[IJCAI 21] Neural Architecture Search of SPD Manifold Networks
Authors: Rhea Sukthanker, Zhiwu Huang, Suryansh Kumar, Erik Goron. E, Yan Wu, Luc Van Gool.
International Joint Conference on Artificial Intelligence, 2021, Montreal, Canada.

  Project Website     Topic: AutoML, Matrix Manifolds
[WACV 20] Non-rigid Structure from Motion: Prior-Free Factorization Method Revisited
Author: Suryansh Kumar.
Winter Conference on Applications of Computer Vision, IEEE, 2020, Colorado, USA.

  Project Website     Topic: 3D Computer Vision, Mathematical Optimization
[CVPR 19] Jumping Manifolds: Geometry Aware Dense Non-Rigid Structure from Motion
Author: Suryansh Kumar.
Conference on Computer Vision and Pattern Recognition, IEEE, 2019, CA, USA.
Also invited for a talk at DynaVis 2019. (Oral Presentation)

  PDF     Supplementary    Video     Topic: 3D Computer Vision, Matrix Manifolds
[CVPR 18] Scalable Dense Non-Rigid Structure from Motion: A Grassmannian Perspective
Authors: Suryansh Kumar, Anoop Cherian, Yuchao Dai, Hongdong Li.
Conference on Computer Vision and Pattern Recognition, IEEE, 2018, Utah, USA.

  PDF     Supplementary    Video     Topic: 3D Computer Vision, Matrix Manifolds
[ICCV 17] Monocular Dense 3D Reconstruction of a Complex Dynamic Scene from Two Perspective Frames
Authors: Suryansh Kumar, Yuchao Dai, Hongdong Li.
International Conference on Computer Vision, IEEE, 2017, Venice, Italy.

  PDF     Supplementary    Video     Topic: 3D Computer Vision, Matrix Manifolds
[CVPR 17] Non-Rigid Structure from Motion Challenge 2017 (Winner)
Winners: Suryansh Kumar, Yuchao Dai, Hongdong Li.
Conference on Computer Vision and Pattern Recognition, 2017, Honolulu, Hawaii, USA.
Sponsored by: Disney Research.

  PDF (Presentation)
[3DV 16] Multi-body Non-rigid Structure from Motion
Authors: Suryansh Kumar, Yuchao Dai, Hongdong Li.
International Conference on 3D Vision, IEEE, 2016, Stanford University, California.

  PDF     Supplementary    Video     Topic: 3D Computer Vision, Linear Subspaces
[ICRA 14] Markov Random Field based Small Obstacle Discovery over Images
Authors: Suryansh Kumar, Siva Karthik M, K Madhava Krishna.
International Conference on Robotics and Automation, IEEE, 2014, Hong Kong, China.

  PDF    Video     Topic: Robotics, Image Processing

Journals and Thesis

[IJCV 24] Learning Robust Multi-Scale Representation for Neural Radiance Fields from Unposed Images
Authors : Nishant Jain, Suryansh Kumar*, Luc Van Gool. (Invited)
International Journal of Computer Vision (IJCV), Springer, 2024, IF: 19.5

   Project Website       Topic: View Synthesis, NeRF, Image-based Rendering.
[RAL 23] Uncertainty-Driven Dense Two-View Structure from Motion
Authors: Weirong Chen, Suryansh Kumar, and others
Robotics and Automation Letter (RAL), IEEE, 2023.

  Project Website     Topic: 3D Computer Vision, Deep Learning.
[RAL 22] Uncertainty Guided Policy for Active Robotic 3D Reconstruction using Neural Radiance Fields
Authors: Soomin Lee, Le Chen, Jiahao Wang, Alex Liniger, Suryansh Kumar, and others
Robotics and Automation Letter (RAL), IEEE, 2022.

  Project Website     Topic: 3D Computer Vision, Robotics, Information Theory.
[RAL 22] A Real-Time Online Learning Framework for Joint 3D Reconstruction and Semantic Seg. of Indoor Scenes
Authors: Davide Menini, Suryansh Kumar, Martin R Oswald, Erik Sandstrom, Cristian Sminchisescu, Luc Van Gool.
Robotics and Automation Letter (RAL), IEEE, 2022.

  Project Website     Topic: 3D Computer Vision, Machine Learning.
[T-PAMI 21] Superpixel Soup: Monocular Dense 3D Reconstruction of a Complex Dynamic Scene
Authors: Suryansh Kumar, Yuchao Dai, Hongdong Li.
Transactions on Pattern and Machine Intelligence (T-PAMI), IEEE, 2021.

  PDF     Supplementary    Video
[Pattern Recognition 17] Spatial-Temporal Union of Subspaces for Multi body Non-rigid Structure from Motion
Authors: Suryansh Kumar, Yuchao Dai, Hongdong Li.
Pattern Recognition Journal, 2017, Elsevier

  PDF     Supplementary    Video
[PhD Thesis 19] Non-rigid Structure from Motion
Author: Suryansh Kumar
The Australian National University, 2019.

  Project Page     PDF (Compressed)     PDF (Open Access Link)     Video

Preprints

Neural Implicit Dense Semantic SLAM
Authors: Yasaman Haghighi, Suryansh Kumar, Jean-Philippe Thiran, Luc Van Gool.
arXiv, Preprint 2023.

  Project Website    Video     Topic: Visual Representation, Robot Vision, SLAM
Dense Non-Rigid Structure from Motion: A Manifold Viewpoint
Authors: Suryansh Kumar, Luc Van Gool, Carlos Oliveira, Anoop Cherian, Yuchao Dai, Hongdong Li.
arXiv, Preprint 2020.

  PDF
Dense Depth Estimation of a Complex Dynamic Scene without Explicit 3D Motion Estimation
Authors: Suryansh Kumar, Ram Srivatsav Ghorakavi, Yuchao Dai, Hongdong Li.

  PDF     Supplementary    Video