Intelligent Imaging Lab
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Welcome
Welcome to Purdue Intelligent Imaging Lab (i2Lab). Follow us at
Mission
In i2lab, our mission is to build intelligent cameras by co-designing sensors and algorithms to enable seeing in all imaging conditions.
Books and Tutorials
Seminar / Tutorials
Research News
2025-03 New paper ‘‘Learning Phase Distortion with Selective State Space Models for Video Turbulence Mitigation’’, CVPR.
2025-03 New paper ‘‘Generative Photography: Scene-Consistent Camera Control for Realistic Text-to-Image Synthesis’’, CVPR.
2024-10 New paper ‘‘Why Fine-grained Labels in Pretraining Benefit Generalization?’’, TMLR.
2024-09 New paper ‘‘Soft Superpixel Neighborhood Attention’’, NeurIPS.
2024-09 New paper ‘‘Quanta Video Restoration’’, ECCV.
2024-09 New paper ‘‘Kernel Diffusion: An Alternate Approach to Blind Deconvolution’’, ECCV.
2024-07 New paper ‘‘Parametric Modeling and Estimation of Photon Registrations for 3D Imaging’’, MMSP.
2024-07 New paper ‘‘Analysis and Improvement of Rank-Ordered Mean Algorithm in Single-Photon LiDAR’’, MMSP.
2024-05 New paper ‘‘PCH-EM: A solution to information loss in the photon transfer method’’, IEEE TED.
2024-03 New paper ‘‘Resolution Limit of Single-Photon LiDAR’’, CVPR.
2024-03 New paper ‘‘Generative Quanta Color Imaging’’, CVPR.
2024-02 New paper ‘‘Spatio-Temporal Turbulence Mitigation: A Translational Perspective’’, CVPR.
2024-01 New paper ‘‘Imaging through the Atmosphere using Turbulence Mitigation Transformer’’, IEEE TCI.
2024-01 New paper ‘‘Spatially Varying Exposure With 2-By-2 Multiplexing: Optimality and Universality’’, IEEE TCI.
2023-10 New paper ‘‘Driver-centric Risk Object Identification’’, IEEE TPAMI.
2023-08 New paper ‘‘Anisoplanatic Optical Turbulence Simulation for Near-Continuous Cn2 Profiles without Wave Propagation’’,
SPIE Optical Engineering.
2023-07 New paper ‘‘Physics-Driven Turbulence Image Restoration with Stochastic Refinement’’, ICCV.
2023-03 New paper ‘‘HDR Imaging with Spatially Varying Signal-to-Noise Ratios’’, CVPR.
2023-03 New paper ‘‘Structured Kernel Estimation for Photon-Limited Deconvolution’’, CVPR.
2023-01 New paper ‘‘On the Insensitivity of Bit Density to Read Noise in One-bit Quanta Image Sensors’’, IEEE Sensors Journal.
News of i2Lab Faculty
2024-07 Prof Chan is now the chair of the CNSIP area in ECE.
2024-04 Prof Chan is promoted to full professor.
2023-01 Prof Chan won the IEEE Signal Processing Society Best Paper Award for Plug-and-Play ADMM published in IEEE Trans. Comp. Imaging in 2017.
2022-05 Prof Chan is recognized as an outstanding reviewer for CVPR 2022.
2021-08 Prof Chan is recognized by the IEEE Signal Processing Society as an Outstanding Associate Editor for the IEEE Transactions on Computational Imaging.
2021-08 Prof Chan is recognized as an Outstanding engineering teacher.
2021-05 Prof Chan is promoted to Elmore Associate Professor of Electrical and Computer Engineering.
News of i2Lab Members
2024-11 Kent Gauen passed his Ph.D. defense. Congratulations Dr. Gauen!
2024-05 Yiheng Chi passed his Ph.D. defense. Congratulations Dr. Chi!
2024-04 Yash Sanghvi passed his Ph.D. defense. Congratulations Dr. Sanghvi!
2023-05 Xiangyu Qu passed his Ph.D. defense. Congratulations Dr. Qu!
2023-05 Zhiyuan Mao passed his Ph.D. defense. Congratulations Dr. Mao!
2022-04 Abhiram Gnanasambandam passed his Ph.D. defense. Congratulations Dr. Abhiram!
2022-03 Abhiram Gnanasambandam received Outstanding Graduate Researcher Award 2022.
2021-10 Chengxi Li passed her Ph.D. defense. Congratulations Dr. Li!
2020-04 Guanzhe Hong received Magoon Excellence TA Award 2020.
2019-07 Xiran Wang passed his Ph.D. defense. Congratulations Dr. Wang!
2019-05 Omar Elgendy passed his Ph.D. defense. Congratulations Dr. Elgendy!
2018-05 Joon Hee Choi passed his Ph.D. defense. Congratulations Dr. Choi!
2018-01 Omar Elgendy received the Purdue Bilsland Dissertation Fellowship.
Education News
2024-04 Summer course on Machine Learning for Beginners. Registration open!
2023-05 Summer course on Machine Learning for Beginners. Registration open!
2022-04 Summer course on Machine Learning for Beginners. Registration open!
2022-01 New course ECE495 Cameras, Images, Inverse Problems
2021-06 Summer course on Machine Learning for Beginners.
2020-11 New book on Introduction to Probability for Data Science.
2020-08 ECE302 Undergraduate Probability Fall 2020. See course Lectures and Videos.
2021-01 ECE595 Machine Learning I Spring 2021. See course Lectures and Videos.
Media Coverage
2021-08 Optical adversarial attack can change the meaning of road signs (unite.ai).
2020-11 New HDR imaging capability using single-photon image sensors (Purdue ECE News).
2020-07 New breakthroughs in computer vision for imaging in the dark (Purdue ECE News).
2020-07 Resolving fast movement in low light (Image Sensor World Blog).
2020-06 Training one deep neural network for all noise levels (Purdue ECE News).
2020-05 ECE researcher to study adversarial attack in real environment (Purdue ECE News).
Sponsors
Research at i2Lab is sponsored by
DARPA-SRC JUMP 2.0 (2023-2026) (co-PI)
Samsung Research America (2022, 2023, 2024) (single PI)
IARPA (2021-2024) (co-PI)
NSF: RI: Small Learning to See Through Atmospheric Turbulence (2022-2024) (single PI)
NSF: SCALE MoDL: Robust Deep Learning in Real Physical Space: Generalization, Scalability, and Credibility (2021-2024) (co-PI)
NSF: CCSS: Small: Short-Exposure Imaging through Atmospheric Turbulence using Single Photon Image Sensors (2020-2023) (single PI)
Army Research Office: Adversarial Robustness in Real Environment (2020-2021) (single PI)
NSF: CIF: Medium: Multi-Agent Consensus Equilibrium: Modular Methods for Integrating Disparate Sources of Expertise (2018-2022) (co-PI)
NSF: CIF: Small: Signal Processing for Quanta Image Sensors: Reconstruction, Sampling, and Applications (2017-2021) (single PI)
Air Force Research Lab and Leidos: Mitigating Turbulence in Long Range Imagery using Consensus Equilibrium (2018 - 2019) (single PI)
HypeVR: Image Processing for Virtual Reality Applications (2017-2018) (single PI)
and other sponsors.
