All Publications

2026
PRISM3D: Probabilistic Refinement and Robust Initialization for Physically Consistent Scene Modeling under Extreme Motion Blur Matta, G. R.; Trisha, R.; Madhuri, V. D.; and Mitra, K. (arXiv 2026)
Dark Stereo Multi-Exposure Dataset (DSMD) for extreme low-light image restoration and depth estimation Girish, R. S. V.; Kumar, M. V. A. S.; Lamba, M.; SS, D.; Lenka, A.; and Mitra, K. (CVIU 2026) DOI
Distilling auxiliary RGB–T features for unsupervised semantic segmentation Padnekar, S. M.; Mitra, K.; and Das, S. (Image and Vision Computing 2026) DOI
2025
Blur to Brilliance: Neuromorphic Data Guided Deblurring and HDR Novel View Synthesis Khaidem, S.; Nandakumar, A.; Sharma, M.; and Mitra, K. (IEEE Access 2025) DOI
PhotonSplat: 3D Scene Reconstruction and Colorization from SPAD Sensors Teja, K. S. S.; et al. (ICCP 2025) DOI
FlareGS: 4D Flare Removal Using Gaussian Splatting for Urban Scenes Chandak, M.; Teja, K. S. S.; Rahul; Matta, G. R.; Gupta, V.; and Mitra, K. (ICCVW 2025) DOI
IP-FaceDiff: Identity-Preserving Facial Video Editing with Diffusion Anand, T.; Garg, A.; and Mitra, K. (WACVW 2025) DOI
FlatTrack: Eye-Tracking with Ultra-Thin Lensless Cameras Jain, P.; Nazar, A. M.; Khan, S. S.; Mitra, K.; and Chakravarthula, P. (WACVW 2025) DOI
BeSplat: Gaussian Splatting from a Single Blurry Image and Event Stream Matta, G. R.; Trisha, R.; and Mitra, K. (WACVW 2025) DOI
GANESH: Generalizable NeRF for Lensless Imaging Madavan, R. R.; Kaimal, A.; V, B. K.; Gupta, V.; Choudhary, R.; Shanmuganathan, C.; and Mitra, K. (WACV 2025) DOI
RT-X Net: RGB-Thermal cross attention network for Low-Light Image Enhancement Jha, R.; Lenka, A.; Ramanagopal, M.; Sankaranarayanan, A. C.; and Mitra, K. (ICIP 2025) DOI
SPC to 3D: Novel View Synthesis from Binary SPC via I2I translation Sharma, S.; Matta, G. R.; and Mitra, K. (ICIP 2025) DOI
GeMS: Efficient Gaussian Splatting for Extreme Motion Blur Matta, G. R.; Trisha, R.; Madhuri, V. D.; and Mitra, K. (arXiv 2025) DOI
Learning Self-Supervised Style Representations for Detecting AI-Generated Faces Anand, T.; Manivannan, S.; Sankar, S.; and Mitra, K. (ICLRW 2025) DOI
2024
Fast Single Image Reflection Removal Using Multi-Stage Scale Space Network Prasad, B. H. P.; S, G. R. K.; Lokesh, R. B.; and Mitra, K. (IEEE Access 2024) DOI
OpEnCam: Lensless Optical Encryption Camera Khan, S. S.; Yu, X.; Mitra, K.; Chandraker, M.; and Pittaluga, F. (IEEE TCI 2024) DOI
GN-FR: Generalizable Neural Radiance Fields for Flare Removal Matta, G. R.; Siddartha, R.; Girish, R. S. V.; Sharma, S.; and Mitra, K. (BMVC 2024) DOI
HDRSplat: Gaussian Splatting for High Dynamic Range 3D Scene Reconstruction from Raw Images Singh, S.; Garg, A.; and Mitra, K. (BMVC 2024) DOI
Passive Snapshot Coded Aperture Dual-Pixel RGB-D Imaging Ghanekar, B.; Khan, S. S.; Sharma, P.; Singh, S.; Boominathan, V.; Mitra, K.; and Veeraraghavan, A. (CVPR 2024) DOI
GAURA: Generalizable Approach for Unified Restoration and Rendering of Arbitrary Views Gupta, V.; Girish, R. S. V.; T., M. V.; Tewari, A.; and Mitra, K. (ECCV 2024) DOI
DIVA: Deep Indic Virtual Apparel Try-On Teja, K. S. S.; Mitra, H.; Girish, R. S. V.; and Mitra, K. (ECCVW 2024) DOI
Near-Field Neural Rendering Guided by Single-Shot Photometric Stereo Reddy, J. M.; Fredrick, T.; Khan, S. S.; and Mitra, K. (ICASSP 2024) DOI
Stereo-Knowledge Distillation from dpMV to Dual Pixels for Light Field Video Reconstruction Garg, A.; Mallampati, R.; Joshi, A.; Govindarajan, S.; and Mitra, K. (ICCP 2024) DOI
U2NeRF: Unsupervised Underwater Image Restoration and Neural Radiance Fields Gupta, V.; S., M.; T., M. V.; and Mitra, K. (ICLR 2024) DOI
R2SFD: Improving Single Image Reflection Removal using Semantic Feature Dictionary S, G. R. K.; Prasad, B. H. P.; Boregowda, L. R.; and Mitra, K. (ACM MM 2024) DOI
MIPI 2024 Challenge on Nighttime Flare Removal: Methods and Results Dai, Y.; et al. (arXiv 2024) DOI
Transforming Single Photon Camera Images to Color High Dynamic Range Images Sharma, S.; Rongali, G.; and Mitra, K. (CVIP 2024) DOI
2023
Deep Unsupervised Reflection Removal Using Diffusion Models S, G. R. K.; Prasad, B. H. P.; Boregowda, L. R.; and Mitra, K. (ICIP 2023) DOI
Designing Optics and Algorithm for Ultra-Thin, High-Speed Lensless Cameras Khan, S. S.; Boominathan, V.; Veeraraghavan, A.; and Mitra, K. (ICME 2023) DOI
Burst Reflection Removal using Reflection Motion Aggregation Cues Prasad, B. H. P.; S, G. R. K.; Lokesh, R. B.; and Mitra, K. (WACV 2023) DOI
Real-Time Restoration of Dark Stereo Images Lamba, M.; Kumar, M. V. A. S.; and Mitra, K. (WACV 2023) DOI
Proceedings of the Fourteenth Indian Conference on Computer Vision, Graphics and Image Processing Narain, R.; Mitra, K.; and Reid, I., editors. (ACM 2023) DOI
A Surrogate Model Based on Physics Informed Neural Networks for Predicting Wake Flow Past a Cylinder Malineni, V. S. K.; Rajendran, S.; and Mitra, K. (OCEANS 2023) DOI
2022
FlatNet: Towards Photorealistic Scene Reconstruction From Lensless Measurements Khan, S. S.; Sundar, V.; Boominathan, V.; Veeraraghavan, A.; and Mitra, K. (IEEE TPAMI 2020) DOI
Synthesizing Light Field Video from Monocular Video Govindarajan, S.; Shedligeri, P. A.; Sarah; and Mitra, K. (ECCV 2022) DOI
LWGNet – Learned Wirtinger Gradients for Fourier Ptychographic Phase Retrieval Saha, A.; Khan, S. S.; Sehrawat, S.; Prabhu, S. S.; Bhattacharya, S.; and Mitra, K. (ECCV 2022) DOI
Reference Guided Reflection Removal Using Deep Visual Attribute Cues Prasad, B. H. P.; S, G. R. K.; Lokesh, R. B.; and Mitra, K. (ICIP 2022) DOI
Towards Realistic Underwater Dataset Generation and Color Restoration Jain, N.; Matta, G. R.; and Mitra, K. (ICVGIP 2022) DOI
Spectrum-inspired Low-light Image Translation for Saliency Detection Varghese, K.; Rajagopalan, S.; Lamba, M.; and Mitra, K. (ICVGIP 2022) DOI
Fast and Efficient Restoration of Extremely Dark Light Fields Lamba, M.; and Mitra, K. (WACV 2022) DOI
FlatNet3D: Intensity and Absolute Depth From Single-Shot Lensless Capture Bagadthey, D.; Prabhu, S.; Khan, S. S.; Fredrick, D. T.; Boominathan, V.; Veeraraghavan, A.; and Mitra, K. (JOSA A 2022) DOI
Deep Learning Based Retinal Image Analysis for Evaluation of Glaucoma Shankaranarayana, S. M.; Murugesan, B.; Sarveswaran, K.; Ram, K.; Mitra, K.; and others. (REFUGE Challenge Report 2022)
2021
High frame rate optical flow estimation from event sensors via intensity estimation Shedligeri, P. A.; and Mitra, K. (CVIU 2021) DOI
CodedRecon: Video reconstruction for coded exposure imaging techniques Shedligeri, P. A.; S, A.; and Mitra, K. (Software Impacts 2021) DOI
Harnessing Multi-View Perspective of Light Fields for Low-Light Imaging Lamba, M.; Rachavarapu, K. K.; and Mitra, K. (IEEE TIP 2020) DOI
Restoring Extremely Dark Images in Real Time Lamba, M.; and Mitra, K. (CVPR 2021) DOI
V-DESIRR: Very Fast Deep Embedded Single Image Reflection Removal Prasad, B. H. P.; S, G. R. K.; Lokesh, R. B.; Mitra, K.; and Chowdhury, S. (ICCV 2021) DOI
SeLFVi: Self-supervised Light-Field Video Reconstruction from Stereo Video Shedligeri, P. A.; Schiffers, F.; Ghosh, S.; Cossairt, O.; and Mitra, K. (ICCV 2021) DOI
A Unified Framework for Compressive Video Recovery from Coded Exposure Techniques Shedligeri, P. A.; S, A.; and Mitra, K. (WACV 2021) DOI
2020
A Unified Learning-Based Framework for Light Field Reconstruction From Coded Projections Vadathya, A. K.; Girish, S.; and Mitra, K. (IEEE TCI 2020) DOI
Towards Fast and Light-Weight Restoration of Dark Images Lamba, M.; Balaji, A.; and Mitra, K. (BMVC 2020) DOI
NTIRE 2020 Challenge on Spectral Reconstruction from an RGB Image Arad, B.; Timofte, R.; et al. (CVPRW 2020) DOI
UDC 2020 Challenge on Image Restoration of Under-Display Camera: Methods and Results Zhou, Y.; et al. (ECCVW 2020) DOI
Deep Atrous Guided Filter for Image Restoration in Under Display Cameras Sundar, V.; Hegde, S.; Kothandaraman, D.; and Mitra, K. (ECCVW 2020) DOI
Pyramidal Edge-Maps and Attention Based Guided Thermal Super-Resolution Gupta, H.; and Mitra, K. (ECCVW 2020) DOI
Multi-Patch Aggregation Models for Resampling Detection Lamba, M.; and Mitra, K. (ICASSP 2020) DOI
CANOPIC: Pre-Digital Privacy-Enhancing Encodings for Computer Vision Tan, J.; Khan, S. S.; Boominathan, V.; Byrne, J.; Baraniuk, R. G.; Mitra, K.; and Veeraraghavan, A. (ICME 2020) DOI
Video reconstruction by spatio-temporal fusion of blurred-coded image pair S, A.; Shedligeri, P. A.; Pal, A.; and Mitra, K. (ICPR 2020) DOI
Optimal HDR and Depth from Dual Cameras Chari, P.; Vadathya, A. K.; and Mitra, K. (arXiv 2020) DOI
Pyramidal Edge-maps based Guided Thermal Super-resolution Gupta, H.; and Mitra, K. (arXiv 2020) DOI
Monocular Retinal Depth Estimation and Joint Optic Disc and Cup Segmentation using Adversarial Networks Shankaranarayana, S. M.; Ram, K.; Mitra, K.; and Sivaprakasam, M. (arXiv 2020) DOI
2019
Photorealistic image reconstruction from hybrid intensity and event-based sensor Shedligeri, P.; and Mitra, K. (JEI 2019) DOI
Solving Inverse Computational Imaging Problems Using Deep Pixel-Level Prior Dave, A.; Vadathya, A. K.; Subramanyam, R.; Baburajan, R.; and Mitra, K. (IEEE TCI 2019) DOI
Fully Convolutional Networks for Monocular Retinal Depth Estimation and Optic Disc-Cup Segmentation Shankaranarayana, S. M.; Ram, K.; Mitra, K.; and Sivaprakasam, M. (IEEE JBHI 2019) DOI
Live Demonstration: Joint Estimation of Optical Flow and Intensity Image From Event Sensors Shedligeri, P. A.; and Mitra, K. (CVPRW 2019) DOI
Towards Photorealistic Reconstruction of Highly Multiplexed Lensless Images Khan, S. S.; R, A. V.; Boominathan, V.; Tan, J.; Veeraraghavan, A.; and Mitra, K. (ICCV 2019) DOI
Unsupervised Single Image Underwater Depth Estimation Gupta, H.; and Mitra, K. (ICIP 2019) DOI
Neural Decoder for Topological Codes using Pseudo-Inverse of Parity Check Matrix Chinni, C.; Kulkarni, A.; Pai, D. M.; Mitra, K.; and Sarvepalli, P. K. (ITW 2019) DOI
2018
Phase retrieval for Fourier Ptychography under varying amount of measurements Boominathan, L.; Maniparambil, M.; Gupta, H.; Baburajan, R.; and Mitra, K. (BMVC 2018) DOI
Training a deep learning architecture for vehicle detection using limited heterogeneous traffic data Mittal, D.; Reddy, A.; Ramadurai, G.; Mitra, K.; and Ravindran, B. (COMSNETS 2018) DOI
A Bottom-Up Saliency Estimation Approach for Neonatal Retinal Images Shankaranarayana, S. M.; Ram, K.; Vinekar, A.; Mitra, K.; and Sivaprakasam, M. (MICCAI 2018) DOI
Vehicle Classification on Low-Resolution and Occluded Images: A Low-Cost Labeled Dataset for Augmentation Mittal, D.; Reddy, M. A.; Ramadurai, G.; Mitra, K.; and Ravindran, B. (Technical report 2018)
2017
Dynamic Vision Sensors for Human Activity Recognition Baby, S. A.; Vinod, B.; Chinni, C.; and Mitra, K. (ACPR 2017) DOI
Learning Light Field Reconstruction from a Single Coded Image Vadathya, A. K.; Cholleti, S.; Ramajayam, G.; Kanchana, V.; and Mitra, K. (ACPR 2017) DOI
Hand Gesture Sequence Recognition Using Inertial Motion Units (IMUs) Kavarthapu, D. C.; and Mitra, K. (ACPR 2017) DOI
Data driven coded aperture design for depth recovery Shedligeri, P. A.; Mohan, S.; and Mitra, K. (ICIP 2017) DOI
Compressive image recovery using recurrent generative model Dave, A.; Vadathya, A. K.; and Mitra, K. (ICIP 2017) DOI
Joint Optic Disc and Cup Segmentation Using Fully Convolutional and Adversarial Networks Shankaranarayana, S. M.; Ram, K.; Mitra, K.; and Sivaprakasam, M. (MICCAI 2017) DOI
2016
Focal-sweep for large aperture time-of-flight cameras Honnungar, S.; Holloway, J.; Pediredla, A. K.; Veeraraghavan, A.; and Mitra, K. (ICIP 2016) DOI
Spatial Phase-Sweep: Increasing temporal resolution of transient imaging using a light source array Tadano, R.; Pediredla, A. K.; Mitra, K.; and Veeraraghavan, A. (ICIP 2016) DOI
Image Processing Apparatus, Image Processing Method, and Program Ito, A.; Veeraraghavan, A.; Mitra, K.; and Tambe, S. (US Patent 2016) DOI
2015
Generalized Assorted Camera Arrays: Robust Cross-Channel Registration and Applications Holloway, J.; Mitra, K.; Koppal, S. J.; and Veeraraghavan, A. N. (IEEE TIP 2015) DOI
Saliency guided wavelet compression for low-bitrate image and video coding Barua, S.; Mitra, K.; and Veeraraghavan, A. (GlobalSIP 2015) DOI
2014
Toward Compressive Camera Networks Mitra, K.; Veeraraghavan, A.; Sankaranarayanan, A. C.; and Baraniuk, R. G. (Computer 2014) DOI
A Framework for Analysis of Computational Imaging Systems: Role of Signal Prior, Sensor Noise and Multiplexing Mitra, K.; Cossairt, O. S.; and Veeraraghavan, A. (IEEE TPAMI 2014) DOI
Compressive epsilon photography for post-capture control in digital imaging Ito, A.; Tambe, S.; Mitra, K.; Sankaranarayanan, A. C.; and Veeraraghavan, A. (ACM TOG 2014) DOI
To denoise or deblur: parameter optimization for imaging systems Mitra, K.; Cossairt, O.; and Veeraraghavan, A. (SPIE 2014) DOI
Improving resolution and depth-of-field of light field cameras using a hybrid imaging system Boominathan, V.; Mitra, K.; and Veeraraghavan, A. (ICCP 2014) DOI
Can we beat Hadamard multiplexing? Data driven design and analysis for computational imaging systems Mitra, K.; Cossairt, O.; and Veeraraghavan, A. (ICCP 2014) DOI
Direct recognition of motion-blurred faces Mitra, K.; Vageeswaran, P.; and Chellappa, R. (Book Chapter 2014) DOI
Computer Vision Applications Arora, C.; and Mitra, K. (Editors) (Springer 2019)
2013
Blur and Illumination Robust Face Recognition via Set-Theoretic Characterization Vageeswaran, P.; Mitra, K.; and Chellappa, R. (IEEE TIP 2013) DOI
Analysis of Sparse Regularization Based Robust Regression Approaches Mitra, K.; Veeraraghavan, A.; and Chellappa, R. (IEEE TSP 2013) DOI
A Framework for the Analysis of Computational Imaging Systems with Practical Applications Mitra, K.; Cossairt, O.; and Veeraraghavan, A. (arXiv 2013) DOI
Performance Bounds for Computational Imaging Cossairt, O.; Veeraraghavan, A.; Mitra, K.; and Gupta, M. (COSI 2013) DOI
2012
Light field denoising, light field superresolution and stereo camera based refocussing using a GMM light field patch prior Mitra, K.; and Veeraraghavan, A. (CVPRW 2012) DOI
A hierarchical approach for human age estimation Thukral, P.; Mitra, K.; and Chellappa, R. (ICASSP 2012) DOI
2011
Statistical Models and Optimization Algorithms for High-Dimensional Computer Vision Problems Mitra, K. (Ph.D. Thesis 2011) DOI
2010
Robust RVM regression using sparse outlier model Mitra, K.; Veeraraghavan, A.; and Chellappa, R. (CVPR 2010) DOI
Robust regression using sparse learning for high dimensional parameter estimation problems Mitra, K.; Veeraraghavan, A.; and Chellappa, R. (ICASSP 2010) DOI
Large-Scale Matrix Factorization with Missing Data under Additional Constraints Mitra, K.; Sheorey, S.; and Chellappa, R. (NeurIPS 2010) DOI
2008
A Scalable Projective Bundle Adjustment Algorithm using the L infinity Norm Mitra, K.; and Chellappa, R. (ICVGIP 2008) DOI