Publications
Conferences Journals Books and Chapters
- Kranthi Kumar Rachavarapu, Aakanksha, Vignesh Sundaresha, A.N. Rajagopalan, "Localize to Binauralize: Audio Spatialization from Visual Sound Source Localization," IEEE International Conference on Computer Vision (ICCV), Virtual, October 2021.
- Maitreya Suin, Kuldeep Purohit, A. N. Rajagopalan, "Distillation-guided Image Inpainting," IEEE International Conference on Computer Vision (ICCV), Virtual, October 2021.
- Kuldeep Purohit, Maitreya Suin, A. N. Rajagopalan, Vishnu Boddeti, "Spatially-Adaptive Image Restoration using Distortion-Guided Networks," IEEE International Conference on Computer Vision (ICCV), Virtual, October 2021.
- Maitreya Suin, A. N. Rajagopalan, "Gated Spatio-Temporal Attention-Guided Video Deblurring," IEEE Conference on Computer Vision and Pattern Recognition (CVPR), Virtual, USA, June 2021.
- Saurabh Goswami, Aakanksha and A. N. Rajagopalan, "Robust Super-Resolution of Real Faces using Smooth Features," Workshop on Adversarial Robustness in the Real World, European Conference on Computer Vision Workshops (ECCV W), Glasgow, Scotland, August 2020.
- Priyatham Kattakinda and A.N. Rajagopalan, "Unpaired Image Denoising", IEEE International Conference on Image Processing (ICIP), Virtual, UAE, October 2020.
- Maitreya Suin*, Kuldeep Purohit* and A. N. Rajagopalan, "Spatially-Attentive Patch-Hierarchical Network for Adaptive Motion Deblurring," IEEE Conference on Computer Vision and Pattern Recognition (CVPR), Virtual, USA, June 2020.
- Maitreya Suin and A. N. Rajagopalan, "An Efficient Framework for Dense Video Captioning," AAAI Conference on Artificial Intelligence (AAAI), New York, USA, February 2020.
- Kuldeep Purohit and A. N. Rajagopalan, "Region-Adaptive Dense Network for Efficient Motion Deblurring," AAAI Conference on Artificial Intelligence (AAAI), New York, USA, February 2020.
- Kuldeep Purohit, Maitreya Suin, Praveen Kandula, and A. N. Rajagopalan, "Depth-Guided Dense Dynamic FIltering Network for Bokeh Effect Rendering," Advances in Image Manipulation Workshop, IEEE International Conference on Computer Vision Workshops (ICCV W), Seoul, Korea, November 2019.
- Mahesh Mohan M. R., Sharath Girish, and A. N. Rajagopalan, "Unconstrained Motion Deblurring for Dual-lens Cameras," IEEE International Conference on Computer Vision (ICCV), Seoul, Korea, November 2019.
- Kuldeep Purohit and A. N. Rajagopalan, "Efficient Motion Deblurring with Feature Transformation and Spatial Attention," IEEE International Conference on Image Processing (ICIP), Taipei, Taiwan, September 2019.
- Kuldeep Purohit, Anshul B. Shah, and A.N. Rajagopalan, "Bringing Alive Blurred Moments," IEEE Conference on Computer Vision and Pattern Recognition (CVPR), Long Beach California, USA, June 2019.
- Srimanta Mandal, Kuldeep Purohit, and A. N. Rajagopalan, "Color Image Super Resolution in Real Noise," Indian Conference on Computer Vision, Graphics and Image Processing (ICVGIP), December 2018.
- Kuldeep Purohit, Anshul Shah, and A. N. Rajagopalan, "Learning based Single Image Blur Detection and Segmentation," IEEE International Conference on Image Processing (ICIP), Athens, Greece, October 2018.
- Subeesh Vasu, Abhijeet Shenoi, and A. N. Rajagopalan, "Joint HDR and Super-resolution Imaging in Motion Blur," IEEE International Conference on Image Processing (ICIP), Athens, Greece, October 2018.
- T. M. Nimisha, Vijay Rengarajan, and A. N. Rajagopalan, "Semi-supervised Learning of Camera Motion from a Blurred Image," IEEE International Conference on Image Processing (ICIP), Athens, Greece, October 2018.
- Kuldeep Purohit, Srimanta Mandal, and A.N. Rajagopalan, "Scale-Recurrent Multi-residual Dense Network for Image Super-Resolution," Perceptual Image Restoration and Manipulation (PIRM) Workshop, European Conference on Computer Vision Workshops (ECCVW), Munich, Germany, September 2018.
- Subeesh Vasu, Nimisha T. M., and A. N. Rajagopalan, "Analyzing Perception-Distortion Tradeoff using Enhanced Perceptual Super-resolution Network," European Conference on Computer Vision Workshops (ECCVW), Munich, Germany, September 2018.
- T. M. Nimisha, Sunil Kumar, and A N Rajagopalan, "Unsupervised Class-Specific Deblurring," European Conference on Computer Vision (ECCV), Munich, Germany, September 2018.
- Subeesh Vasu, Venkatesh Maligireddy, and A.N. Rajagopalan, "Non-blind Deblurring: Handling Kernel Uncertainty with CNNs," IEEE Conference on Computer Vision and Pattern Recognition (CVPR), June 2018.
- Subeesh Vasu, Mahesh Mohan M R, and A.N. Rajagopalan, "Occlusion-Aware Rolling Shutter Rectification of 3D Scenes," IEEE Conference on Computer Vision and Pattern Recognition (CVPR), June 2018.
- Mahesh Mohan M R and A.N. Rajagopalan, "Divide and Conquer for Full-Resolution Light Field Deblurring," IEEE Conference on Computer Vision and Pattern Recognition (CVPR), June 2018.
- Mahesh Mohan M R, A.N. Rajagopalan, and Guna Seetharaman, "Going Unconstrained with Rolling Shutter Deblurring," Accepted for publication at IEEE International Conference on Computer Vision (ICCV), Venice, Italy, October 2017.
- T.M Nimisha, Akash Kumar Singh, and A.N.Rajagopalan, "Blur-Invariant Deep Learning for Blind Deblurring," Accepted for publication at IEEE International Conference on Computer Vision (ICCV), Venice, Italy, October 2017.
- Subeesh Vasu and A.N. Rajagopalan, "From local to global: Edge profiles to camera motion in blurred images," Accepted for publication at IEEE Conference on Computer Vision and Pattern Recognition (CVPR), Honolulu, Hawaii, July 2017.
- Vijay Rengarajan, Yogesh Balaji, and A.N. Rajagopalan, "Unrolling the Shutter: CNN to Correct Motion Distortions," Accepted for publication at IEEE Conference on Computer Vision and Pattern Recognition (CVPR), Honolulu, Hawaii, July 2017.
- T M Nimisha, Karthik Seemakurthy, A N Rajagopalan, Narayanaswamy Vedachalam and Ramesh Raju, "Color Restoration in Turbid Medium", In Indian Conference on Computer Vision, Graphics and Image Processing (ICVGIP) 2016.
- Kuldeep Purohit, Subeesh Vasu, A. N. Rajagopalan, V Bala Naga Jyothi, and Ramesh Raju, "Mosaicing Deep Underwater Imagery" In Indian Conference on Computer Vision, Graphics and Image Processing (ICVGIP) 2016.
- Abhijith Punnappurath, Yogesh Balaji, Mahesh Mohan, and Rajagopalan A. N., ``Deep Decoupling of Defocus and Motion Blur for Dynamic Segmentation'', in the European Conference on Computer Vision (ECCV), Amsterdam, the Netherlands, October 2016.
- Kuldeep Purohit, and A.N. Rajagopalan, ``Splicing Localization in Motion Blurred 3D Scenes,'' in International Conference on Image Processing (ICIP), Pheonix, USA, September 2016.
- Vijay Rengarajan, Abhijith Punnappurath, Rajagopalan A. N., and Gunasekaran Seetharaman, ``Rolling Shutter Super-resolution in Burst Mode," in International Conference on Image Processing (ICIP), Pheonix, USA, September 2016.
- M. Arun, A.N. Rajagopalan, ``Hand-held Low-light Photography with Exposure Bracketing,'' in International Conference on Image Processing (ICIP),Pheonix, USA. September 2016.
- T.M Nimisha, M. Arun, and A.N. Rajagopalan, “Dictionary Replacement for Single Image Restoration of 3D Scenes,” in British Machine Vision Conference (BMVC), York, UK. September 2016.
- Karthik, S., Subeesh Vasu, and A.N. Rajagopalan. “Deskewing by space-variant deblurring,” in British Machine Vision Conference (BMVC), York, UK, September 2016.
- Vijay Rengarajan, A.N. Rajagopalan, and R. Aravind, ``From Bows to Arrows: Rolling Shutter Rectification of Urban Scenes'', IEEE Conference on Computer Vision and Pattern Recognition (CVPR), 2016, pp. 2773-2781.
- Sheetal B. Gupta, A.N. Rajagopalan, and Gunasekaran Seetharaman. ``HDR Recovery under Rolling Shutter Distortions," International Workshop on Color and Photometry in Computer Vision (in conjunction with ICCV), Santiago, Chile 2015.
- Arun M, A.N. Rajagopalan and Gunasekaran Seetharaman. ``Multi-Shot Deblurring for 3D Scenes.'' In ICCV workshop on Inverse Rendering (IR), Santiago, Chile 2015.
- Abhijith Punnappurath, Vijay Rengarajan, and A.N. Rajagopalan. ``Rolling Shutter Super-resolution.'' In International Conference on Computer Vision (ICCV), Santiago, Chile 2015.
- Nimisha T.M., A.N. Rajagopalan, and R. Aravind. ``Seamless Change Detection and Mosaicing for Aerial Imagery.'' In CVPR workshop on The Computer Vision in Vehicle Technology (CVVT) 2015
- Pratyush Sahay and A.N. Rajagopalan. ``Geometric inpainting of 3D structures.'' In CVPR Workshop on Multi-Sensor Fusion for Dynamic Scene Understanding (MSF) 2015.
- Subeesh Vasu, A.N. Rajagopalan and Gunasekaran Seetharaman. ``Tapping Motion Blur for Robust Normal Estimation of Planar Scenes.'' In International Conference on Image Processing (ICIP) 2015.
- Vijay Rengarajan, Sheetal B. Gupta, A.N. Rajagopalan, and Guna Seetharaman. ``Illumination robust change detection with CMOS imaging sensors.'' In SPIE Defense + Security, pp. 947303-947303, International Society for Optics and Photonics, 2015.
- Arun Asokan Nair, M. Purnachandra Rao, A.N. Rajagopalan, and Guna Seetharaman. ``Cueing motion blur for registration of inclined planar scenes.'' In SPIE Defense + Security, pp. 947304-947304, International Society for Optics and Photonics, 2015
- Punnappurath, Abhijith, Rajagopalan Ambasamudram, and Guna Seetharaman. "Blind restoration of aerial imagery degraded by spatially varying motion blur." In SPIE Defense + Security, pp. 90890H-90890H. International Society for Optics and Photonics, 2014.
- Rengarajan, Vijay, Abhijith Punnappurath, A. N. Rajagopalan, and Guna Seetharaman. ``Efficient Change Detection for Very Large Motion Blurred Images.'' In Computer Vision and Pattern Recognition Workshops (CVPRW), 2014 IEEE Conference on, pp. 315-322. IEEE, 2014..
- Karthik, S., and A. N. Rajagopalan. ``Underwater Microscopic Shape from Focus.'' In Pattern Recognition (ICPR), 2014 22nd International Conference on, pp. 2107-2112. IEEE, 2014.
- Rao, M. Purnachandra, A. N. Rajagopalan, and Guna Seetharaman. ``Inferring Plane Orientation from a Single Motion Blurred Image.'' In Pattern Recognition (ICPR), 2014 22nd International Conference on, pp. 2089-2094. IEEE, 2014.
- Rengarajan, Vijay, A. N. Rajagopalan, and R. Aravind. ``Motion Estimation and Classification in Compressive Sensing from Dynamic Measurements.'' In Pattern Recognition (ICPR), 2014 22nd International Conference on, pp. 3475-3480. IEEE, 2014..
- Vijay Rengarajan, Rajagopalan A. N., and Aravind Rangarajan. ``Change Detection in the Presence of Motion Blur and Rolling Shutter Effect.'' In Computer Vision–ECCV 2014, pp. 123-137. Springer International Publishing, 2014.
- Karthik, S., and A. N. Rajagopalan. ``Layered Depth Inference from Flow in Underwater Imagery.'' In Indian Conference on Computer Vision, Graphics and Image Processing (ICVGIP) 2014.
- M. Purnachandra Rao, Sahana M. Prabhu, A. N. Rajagopalan, and Guna Seetharaman. ``Camouflaging Motion Blur: Art or Science?.'' In Indian Conference on Computer Vision, Graphics and Image Processing (ICVGIP) 2014.
- Pratyush Sahay and A. N. Rajagopalan, ``Lost but Found? Harnessing the internet for photometric completion,'' in CVPR Workshop on Big Data Computer Vision, 2013.
- C. Paramanand and A. N. Rajagopalan, ``Non-uniform motion deblurring for bi-layer scenes,'' IEEE Conference on Computer Vision and Pattern Recognition (CVPR), 2013.
- C. Paramanand and A. N. Rajagopalan, ``Motion blur for motion segmentation,'' IEEE International Conference on Image Processing (ICIP), 2013.
- M. Purnachandrarao and A.N. Rajagopalan, ``Harnessing motion blur to uncover splicing'', in Proc. IEEE Intl. Conf. on Image Processing (ICIP) Melbourne, Sep. 2013.
- P. Abhijith, A.N. Rajagopalan and G. Seetharaman, ``Registration and occlusion detection in motion blur'', in Proc. IEEE Intl. Conf. on Image Processing (ICIP) Melbourne, Sep. 2013.
- T. Veeramani, A. N. Rajagopalan, G. Seetharaman, ``Restoration of foggy and motion-blurred road scenes'', 2013 IEEE International Conference on Image Processing.
- Pratyush Sahay and A. N. Rajagopalan, ``Harnessing self-similarity for reconstruction of large missing regions in 3D models,'' in Proc. Intl. Conf. on Pattern Recognition, pages 101-104, 2012.
- Sahana M. Prabhu and A.N. Rajagopalan, ``Joint multi-frame super-resolution and matting ,'' Proc. IEEE Intl. Conf. on Pattern Recognition (ICPR) Japan, Nov. 2012.
- M. Kulkarni, A.N. Rajagopalan, and G. Rigoll, ``Depth Inpainting with Tensor Voting using Local Geometry'', International Conference on Computer Vision Theory and Applications (VISAPP), 2012, pp.22-30.
- C. S. Vijay, C. Paramanand and A. N. Rajagopalan, ``HDR imaging under non-uniform blurring,'' International Workshop on Color and Photometry in Computer Vision (in conjunction with ECCV), Florence, Italy, 2012.
- A. V. Bhavsar and A. N. Rajagopalan. ``Dis-occlusion via motion-parallax and color-segmentation''. International Conference on Signals, Systems and Automation (ICSSA 2011), 2011.
- Mandar Kulkarni and A.N. Rajagopalan ``Computer vision for Heritage Resurrection'' Proceedings of Geo-summit 2011, Chennai, India.
- Kulkarni, Mandar, and A. N. Rajagopalan. ``Tensor Voting Based Foreground Object Extraction.'' In Computer Vision, Pattern Recognition, Image Processing and Graphics (NCVPRIPG), 2011 Third National Conference on, pp. 86-89. IEEE, 2011.
- C.Paramanand and A.N.Rajagopalan, ``Unscented transformation for depth from motion-blur in videos,'' IEEE Workshop on Three Dimensional Information Extraction for Video Analysis and Mining in conjunction with CVPR, San Francisco, USA, 2010.
- A.V. Bhavsar and A.N.Rajagopalan, ``Inpainting large missing regions in range images,'' Intl. Conf. on Pattern Recognition (ICPR), Istanbul, Turkey, August 2010.
- Sahana M. Prabhu and A.N. Rajagopalan, ``Recursive video matting and denoising,'' Intl. Conf. on Pattern Recognition (ICPR), Istanbul, Turkey, August 2010.
- A.V. Bhavsar and A.N.Rajagopalan, ``Depth estimation and inpainting with an unconstrained camera,'' British Machine Vision Conference (BMVC), Aberystwyth, United Kingdom, 2010.
- C.Paramanand and A.N.Rajagopalan, ``Inferring image transformation and structure from motion-blurred Images,'' British Machine Vision Conference (BMVC), Aberystwyth, United Kingdom, 2010.
- A.V. Bhavsar and A.N.Rajagopalan, ``Inpainting in multi-image stereo'' accepted in 32nd Annual Symposium of the German Association for Pattern Recognition (DAGM), Darmstadt, Germany, September 2010.
- Sahana M. Prabhu and A.N. Rajagopalan, ``Matte super-resolution for compositing,'' accepted in 32nd Annual Symposium of the German Association for Pattern Recognition (DAGM), Darmstadt, Germany, September 2010.
- Mandar Kulkarni ``Histogram-based foreground object extraction for indoor and outdoor scenes'' Proceedings of the Seventh Indian Conference on Computer Vision, Graphics and Image Processing (ICVGIP), pages 148–154, 2010.
- R.R. Sahay and A.N. Rajagopalan, ``Real aperture axial stereo: Solving for correspondences in blur,'' 31st DAGM Symposium, Jena, Germany, pp. 362-371, 2009.
- K. Ramnath and A. N. Rajagopalan, ``Discontinuity adaptive shape from focus,'' Proc. 31st DAGM Symposium on Pattern Recognition DAGM2009, pp. 181–190, Sep. 2009.
- R.R. Sahay and A.N. Rajagopalan, ``Inpainting in shape-from-focus: Taking a cue from motion parallax,'' British Machine Vision Conference (BMVC), London, 2009.
- A.V. Bhavsar and A.N.Rajagopalan, ``Depth estimation with a practical camera,'' British Machine Vision Conference (BMVC), London, 2009.
- C. Paramanand and A.N. Rajagopalan, ``Efficient geometric matching with higher-order features'', Proceedings of the IEEE Intl. Conf. on Pattern Recognition (ICPR 2008)}, Tampa, Florida, Dec. 2008.
- G.R.K.S. Subrahmanyam, A. N. Rajagopalan, R. Aravind and G. Rigoll,``Edge-preserving unscented Kalman filter for speckle reduction'', Proceedings of the IEEE Intl. Conf. on Pattern Recognition (ICPR 2008)}, Tampa, Florida, Dec. 2008.
- A. Bhavsar and A.N. Rajagopalan, ``Resolution enhancement for binocular stereo'', Proceedings of the IEEE Intl. Conf. on Pattern Recognition (ICPR 2008)}, Tampa, Florida, Dec. 2008.
- A.N. Rajagopalan, A. Bhavsar, Frank Wallhoff and Gerhard Rigoll,``Resolution enhancement of PMD range maps'', Annual Symposium of the German Association for Pattern Recognition (DAGM 2008)}, Munich, Germany, pp. 304-313, June 2008.
- R.R. Sahay and A.N. Rajagopalan, ``A model-based approach to shape from focus'', Intnl. Conf. on Computer Vision Theory and Applications (VISAPP 2008)}, Funchal, Portugal, pp. 243-250 (I), Jan. 2008.
- A. V. Bhavsar and A. N. Rajagopalan, ``Joint estimation in stereo super-resolution,''National Conference on Computer Vision, Pattern Recognition,Image Processing and Graphics (NCVPRIPG 2008), pp. 178-183, 2008.
- A. V. Bhavsar and A. N. Rajagopalan. ``Range Map with missing data - Joint resolution enhancement and inpainting,''Indian Conference on Computer Vision, Graphics and Image Processing (ICVGIP 2008), 2008.
- R.S. Rajiv and A.N. Rajagopalan, ``Shape from focus: Optimal reconstruction of high-resolution images of 3D objects'', IET International Conference on Visual Information Engineering (VIE 2007), London, UK, July 2007
- R.S. Rajiv and A.N. Rajagopalan, ``High resolution image reconstruction in shape from focus'', International Conference on Image Processing (ICIP 2007), San Antonio, Texas, USA
- G. R. K. S. Subrahmanyam, A. N. Rajagopalan and R. Aravind, ``Unscented Kalman filter for image estimation in film-grain noise'', International Conference in Image Processing (ICIP 2007), San Antonio, USA, September 2007
- K. V. Suresh and A. N. Rajagopalan, ``Super-resolution for real-aperture cameras,'' IET International Conference on Visual Information Engineering (VIE 2007), London, UK, July 2007
- K. V. Suresh and A. N. Rajagopalan, ``Super-resolution using both motion and defocus cues,'' IEEE International conference on Image Processing (ICIP 2007), San Antonio, USA, September 2007
- K. V. Suresh and A. N. Rajagopalan, ``A computationally efficient MAP-MRF framework for super-resolution,'' Proc. National Conference on VLSI design, Signal Processing and Communications (NC-VSPCom 2007), Tumkur, India, pp. 80-86, February 2007.
- C. Paramanand and A.N. Rajagopalan, ``Representation and transformation of geometric patterns'', International Conference on Systemics, Cybernetics and Informatics, ICSCI-2007, Hyderabad
- K. V. Suresh and A. N. Rajagopalan, ``Robust super-resolution imaging,'' IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP 2006), Toulouse, France, May 2006.
- Subrahmanyam, G.R.K.S., Rajagopalan, A.N. (2006) ``A new extension of Kalman filter to non-Gaussian priors.'' Indian Conference on Computer Vision, Graphics and Image Processing (ICVGIP'06), Madurai, India, December 2006, pp. 162-171.
- Suresh, K.V., Rajagopalan, A.N. (2006) ``Robust space-variant Super-resolution.'' IET International Conference on Visual Information Engineering (VIE'06), Bangalore, India, September 2006, 600-605.
- K. V. Suresh and A. N. Rajagopalan, ``A discontinuity adaptive method for super-resolution of license plates,'' Proc. Indian Conference on Vision, Graphics and Image Processing (ICVGIP 2006), Madurai, India, LNCS 4338, pp. 25-34, December 2006.
- Paramanand, C., Rajagopalan, A.N. (2006) ``An efficient representation of digital curves with line Segments and elliptical Arcs.'' IET International Conference on Visual Information Engineering (VIE'06), Bangalore, India, September 2006, 470-475.
- Pradeep, K.S., Rajagopalan, A.N. (2006) ``Improving shape from focus using defocus information.'' IEEE International Conference on Pattern Recognition (ICPR 2006), Hongkong, August 2006, 731-734.
- Suresh K.V., Rajagopalan, A.N. (2006) ``Super-resolution in the presence of space-variant blur.'' IEEE International Conference on Pattern Recognition (ICPR 2006), Hongkong, August 2006, 770-773.
- Pradeep, K.S., Rajagopalan, A.N. (2006) ``A novel method to estimate 3-D shape of microscopic objects.'' International Conference on Image Processing, Computer Vision, and Pattern Recognition (IPCV 2006), Las Vegas, Nevada, USA, June 2006.
- Suresh, K.V., Rajagopalan, A.N. (2006) ``Robust Super-Resolution: A Bayesian Approach.'' Workshop on Computer Vision, Graphics, and Image Processing (WCVGIP'06), Hyderabad, India, pp. 77-82, January 2006.
- Ayan Chakrabarti, Rajagopalan, A.N. (2006) ``A kernel PCA-based method for Super-resolution of face images.'' Workshop on Computer Vision, Graphics, and Image Processing (WCVGIP'06), Hyderabad, India, January 2006.
- Pradeep, K.S., Rajagopalan, A.N. (2006) ``Shape estimation of microscopic objects.'' Proceedings International Conference on Systemics, Cybernetics and Informatics (ICSCI 2006), Hyderabad, India, January 2006, 886-890.
- S. Ibrahim Sadhar and A.N. Rajagopalan, ``Recovery of Nonlinearly Degraded Images.'', IEEE International Conference on Image Processing (ICIP - 2004) Singapore, October 2004.
- K. Srinivasa Rao and A.N. Rajagopalan, ``A probabilistic fusion technique for face recognition'', European Signal Processing Conference (EUSIPCO'04), Austria, 2004.
- S. Ibrahim Sadhar and A.N. Rajagopalan, ``Restoration of images degraded by sensor non-linearity'', European Signal Processing Conference (EUSIPCO 04), Austria, 2004.
- S. Ibrahim Sadhar and A.N. Rajagopalan, ``Partcile filter for space-variant blur identification'', International Conf. on Systems, Control and Informatics (ICSCI 04), Hyderabad, 2004.
- K. Srinivasa Rao and A.N. Rajagopalan, ``Probabilistic fusion of facial features'', Workshop on Computer Vision, Graphics, and Image Processing (WCVGIP' 04), Gwalior, pp. 45-48, Feb. 2004.
- S. Ibrahim Sadhar, P.Y. Praveen Kumar, and A.N. Rajagopalan, ``Particle filters for image restoration'', National Conference on Communications (NCC 04), Bangalore, 2004.
- P.Y. Praveen Kumar, S. Ibrahim Sadhar, and A.N. Rajagopalan, ``A general recursive framework for image restoration using particle filters'', Asian Conference on Computer Vision (ACCV 2004), Korea, 2004.
- Srinivasa Rao, K., Ghadi, L.S., Anoop Kumar, Y. and Rajagopalan, A.N. (2004) ``Robust face recognition by fusion.'' Indian Conference on Computer Vision, Graphics and Image Processing (ICVGIP'04), Kolkata, India, December 2004, 669-674.
- Amit Kale, Naresh Cuntoor, B. Yegnanarayana, A.N Rajagopalan, and Rama Chellappa, ``Gait Analysis for Human Identification'', IEEE Intl. Conference on Audio and Video-based biometric person authentication (AVBPA 2003), Surrey, UK, 2003.
- A.N. Rajagopalan, Rama Chellappa and Nathan Kotherba, ``Robust face recognition in the presence of clutter'', IEEE Intl. Conference on Audio and Video-based biometric person authentication (AVBPA 2003), Surrey, UK, 2003.
- D.V. Karthik and A.N. Rajagopalan, ``Face detection in cluttered background using support vector machines'', Proceedings of the National Conference on Communications (NCC'03), (IIT, Madras), 2003.
- V. Phani Kiran and A.N. Rajagopalan, ``Role of relative blur in motion-free superresolution'', IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP'03), (Hongkong), 2003
- S. Kannumuri and A.N. Rajagopalan, ``Human face detection in cluttered color images using skin color and edge information'', Indian Conference on Computer Vision, Graphics and Image Processing (ICVGIP'02), (Ahmedabad, India), Dec. 2002.
- P.K. Vajapayezula and A.N. Rajagopalan, ``Motion-free superresolution'', Indian Conference on Computer Vision, Graphics and Image Processing (ICVGIP'02), (Ahmedabad, India), Dec. 2002.
- A. Kale, A.N. Rajagopalan, N. Cuntoor and V. Kruger, ``Human identification usng gait'', Proceedings of the IEEE International Conference on Face and Gesture Recognition, (Washington, D.C), May 2002.
- R.K. Singh and A.N. Rajagopalan, ``Robust face recognition using background learning'', Proceedings of the IEEE International Conference on Pattern Recognition, (Quebec, Canada), Aug. 2002.
- A. Kale, A.N. Rajagopalan and Rama Chellappa, ``Recognition of humans using gait'', Proceedings of the Federal Labs Symposium, (College Park, MD), March 2001.
- A.N. Rajagopalan, S. Chaudhuri and Rama Chellappa, ``Error bounds in depth from defocus'', Indian Conference on Computer Vision, Graphics and Image Processing (ICVGIP'00), (Bangalore, India), Dec. 2000.
- A.N. Rajagopalan and Rama Chellappa, ``Higher-order spectral analysis of human motion'', Proceedings of the IEEE International Conference on Image Processing (ICIP'00), (Vancouver, Canada), Sept. 2000.
- A.N. Rajagopalan and Rama Chellappa, ``Vehicle detection and tracking in video'', Proceedings of the IEEE International Conference on Image Processing (ICIP'00), (Vancouver, Canada), Sept. 2000.
- Rama Chellappa and A.N. Rajagopalan, ``Tracking humans in video'', International Conference on Multimedia Processing and Systems (ICMPS'00), (Chennai, India), August 2000.
- A.N. Rajagopalan and Rama Chellappa, ``Human motion analysis using higher-order spectra'', Proceedings of the Advanced Sensors Federated Laboratory Symposium (ASFL 00), (College Park, Maryland), March 2000, pp. 77-81.
- A.N. Rajagopalan, Philippe Burlina and Rama Chellappa, ``Higher order statistical learning for vehicle detection in images'', Proceedings of the IEEE International Conference on Computer Vision (ICCV'99), (Kerkyra, Greece), Sept. 1999, pp. 1204-1209.
- A.N. Rajagopalan, Philippe Burlina and Rama Chellappa, ``Detection of people in images'', Proceedings of the IEEE International Joint Conference on Neural Networks (IJCNN'99), (Washington, DC), July 1999.
- A.N. Rajagopalan and S. Chaudhuri, ``Simultaneous depth recovery and image restoration from defocused images'', Proceedings of the IEEE International Conference on Computer Vision and Pattern Recognition (CVPR'99), (Fort Collins, Colorado), June 1999, pp. 348-353.
- Avinash Jain, A.N. Rajagopalan and U.B. Desai, ``Data clustering using hierarchical deterministic annealing and higher order statistics'', National Conference on Communications (NCC'98), (IISc, Bangalore), Feb. 1998, pp. 79-84.
- A.N. Rajagopalan and S. Chaudhuri, ``Optimal recovery of depth from defocused images using an MRF model'', Proceedings of the IEEE International Conference on Computer Vision (ICCV'98), (Bombay, India), Jan. 1998, pp. 1047-1052.
- A.N. Rajagopalan, K. Sunil Kumar, Jayashree Karlekar, R. Manivasakan, M. Milind Patil, U. B. Desai, P. G. Poonacha and S. Chaudhuri, ``Finding faces in photographs'', Proceedings of the IEEE International Conference on Computer Vision (ICCV'98), (Bombay, India), Jan. 1998, pp. 640-645.
- A.N. Rajagopalan and S. Chaudhuri, ``Identification of shift-variant point spread function for a class of imaging systems'', IEEE TENCON `97, (Brisbane, Australia), Dec. 1997, pp. 275-278.
- A.N. Rajagopalan, M. Yeasin and S. Chaudhuri, ``Data clustering using higher order statistics'', IEEE TENCON '97, (Brisbane, Australia), Dec. 1997, pp. 803-806.
- A.N. Rajagopalan and S. Chaudhuri, ``Optimum camera parameter settings for recovery of depth from defocused images'', Proceedings of the IEEE International Conference on Computer Vision and Pattern Recognition (CVPR'97), (Puerto Rico), June 1997, pp. 219-224.
- A.N. Rajagopalan and S. Chaudhuri, ``Maximum likelihood estimation of blur from multiple observations'', Proceedings of the IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP'97), (Munich, Germany), April 1997, pp. 2577-2580.
- A.N. Rajagopalan and S. Chaudhuri, ``Recovery of depth from defocused images using AR spectral estimator'', Proceedings of the National Conference on Communications (NCC'96), (IIT, Bombay), Feb. 1996, pp. 221-224.
- A.N. Rajagopalan and S. Chaudhuri, ``Recovery of depth from defocused images using space-frequency representation'', Proceedings of the Indian Conference on Pattern recognition, Image processing and Computer vision (ICPIC'95), (IIT, Kharagpur), Dec. 1995, pp. 95-100.
- A.N. Rajagopalan and S. Chaudhuri, ``A variational approach to depth from defocus'', Proceedings of the International Symposium on Intelligent Robotic Systems (ISIRS'95), (Bangalore, India), Nov. 1995, pp. 45-48.
- A.N. Rajagopalan and S. Chaudhuri, ``A block-shift variant blur model for recovery of depth from defocused images'', Proceedings of the IEEE International Conference on Image Processing (ICIP'95), (Washington, D.C.), Oct. 1995, pp. 636-639.
- A.N. Rajagopalan and S. Chaudhuri, ``Recovery of depth from defocused images'', Proceedings of the National Conference on Communications (NCC'95), (IIT, Kanpur), March 1995, pp. 155-159.
- Rajagopalan, A.N. and Murukutla, N.L.M. (1992): Mode S SSR. Proc. Workshop on Satellite Aided Communication, Navigation and Surveillance, Hyderabad, India, February 1992.
- Nisha Varghese, Mahesh Mohan M. R., A. N. Rajagopalan, "Fast Motion-deblurring of IR images," accepted by IEEE Signal Processing Letters, Jan 2022.
- Kuldeep Purohit, Subeesh Vasu, M. Purnachandra Rao, A. N. Rajagopalan, "Multi-planar Geometry and Latent Image Recovery from a Single Motion-Blurred Image," accepted by Machine Vision and Applications, 2021
- Mahesh Mohan M. R., G.K. Nithin, A. N. Rajagopalan, "Deep dynamic scene deblurring for unconstrained dual-lens cameras," accepted by IEEE Transaction on Image Processing , 2021.
- Maitreya Suin*, Kuldeep Purohit*, A.N. Rajagopalan, "Degradation Aware Approach to Image Restoration Using Knowledge Distillation," accepted by IEEE Journal of Selected Topics in Signal Processing, 2021.
- Srimanta Mandal, and A. N. Rajagopalan, "Local Proximity for Enhanced Visibility in Haze," accepted by IEEE Transactions on Image Processing, 2020.
- Praveen Kandula, Lokesh Kumar, and A. N. Rajagoapalan, "Deep End-to-End Rolling Shutter Rectification," accepted by Journal of the Optical Society of America A, 2020.
- Kuldeep Purohit, Srimanta Mandal, and A.N. Rajagopalan, “Mixed-Dense Connection Networks for Image and Video Super-Resolution,” accepted by Neurocomputing (Special Issue on Deep Learning for Image Super-Resolution), 2019.
- Kuldeep Purohit, Srimanta Mandal, and A.N. Rajagopalan, "Multi-level Weighted Enhancement for Underwater Image Dehazing'', Journal of the Optical Society of America A, 2019.
- T. M. Nimisha, A. N. Rajagopalan, and R. Aravind, “Generating High Quality Pan-Shots from Motion Blurred Videos,” Computer Vision and Image Understanding (CVIU), May 2018.
- Subeesh Vasu, A. N. Rajagopalan, and Guna Seetharaman,“Camera Shutter-Independent Registration and Rectification,” IEEE Transactions on Image Processing., Vol. 27, No. 4, pp. 1901 - 1913, April 2018.
- Abhijith Punnappurath, T. M. Nimisha, and A.N. Rajagopalan,“Multi-image blind super-resolution of 3D scenes,” IEEE Transactions on Image Processing., Vol. 26, No. 11, pp. 5337-5352, November 2017.
- Vijay Rengarajan, A.N. Rajagopalan, R. Aravind, and Guna Seetharaman,“Image Registration and Change Detection under Rolling Shutter Motion Blur,” IEEE Transactions on Pattern Analysis and Machine Intelligence (TPAMI), November, 2016 doi: 10.1109/TPAMI.2016.2630687
- Abhijith Punnappurath and A. N. Rajagopalan, "Recognizing blurred, nonfrontal, illumination, and expression variant partially occluded faces," Journal of the Optical Society of America A, 33, pp. 1887-1900, 2016
- Karthik Seemakurthy and A.N. Rajagopalan, ``Change Detection in Underwater Imagery'', Journal of the Optical Society of America A,33, pp. 301-313, 2016.
- Abhijith Punnappurath, A. N. Rajagopalan, Sima Taheri, Rama Chellappa, and Guna Seetharaman, ``Face Recognition across Non-Uniform Motion Blur, Illumination, and Pose", IEEE Transactions on Image Processing, Vol.24, No.7, pp.2067--2082, July 2015.
- Karthik Seemakurthy and A.N. Rajagopalan, ``Deskewing of underwater images'', IEEE Transactions on Image Processing, Vol. 24, Iss. 3, pp.1046--1059, March 2015.
- M. Purnachandra Rao, A.N. Rajagopalan and Guna Seetharaman, ``Harnessing Motion Blur to Unveil Splicing'' IEEE Transactions on Information Forensics and Security, Vol. 9, Iss. 4, pp.583--595, April 2014.
- C. Paramanand, and A.N. Rajagopalan, ``Shape from Sharp and Motion-Blurred Image Pair'', International Journal of Computer Vision, Vol. 107, Iss. 3, pp 272--292, May 2014.
- Kulkarni, Mandar, and Ambasamudram N. Rajagopalan. ``Depth inpainting by tensor voting.'' Journal of the Optical Society of America A (JOSA A) 30.6 (2013): 1155-1165.
- C. S. Vijay, C. Paramanand, A. N. Rajagopalan and R. Chellappa ``Non-uniform deblurring in HDR image reconstruction,'' IEEE Transactions on Image Processing, Vol.22, No.10, pp.3739,3750, Oct. 2013
- Sahana M. Prabhu and A.N. Rajagopalan, ``Unified multi-frame super-resolution of matte, foreground and background,'' Journal of the Optical Society of America A (JOSA A) 30, 1524-1534 (2013)
- Rajiv R. Sahay and A.N. Rajagopalan, ``Shape extraction of low-textured objects in video microscopy'', Journal of Microscopy, vol. 245, pages 252-264, March 2012.
- A. V. Bhavsar and A. N. Rajagopalan. ``Range map super-resolution inpainting and reconstruction from sparse data''. Computer Vision and Image Understanding (CVIU) , Vol. 116, Issue 4, pp. 572 - 591, 2012.
- A. V. Bhavsar and A. N. Rajagopalan. ``Towards unrestrained depth inference with coherent occlusion filling'', International Journal of Computer Vision (IJCV), Vol. 97, Issue 2, pp. 167 - 190, 2012.
- Hariharan, R.; Rajagopalan, A.N.; , ``Shape-From-Focus by Tensor Voting,'' Image Processing, IEEE Transactions on , vol.21, no.7, pp.3323-3328, July 2012
- A.N. Rajagopalan, ``Motion-blur: Some new insights'', Annals of the Indian National Academy of Engineering, 2012.
- C. Paramanand and A. N. Rajagopalan, ``Depth from motion and optical blur with unscented Kalman filter,'' IEEE Transactions on Image Processing, vol. 21, no. 5, pp. 2798-2811, 2012.
- Rajiv R. Sahay and A. N. Rajagopalan, ``Dealing with parallax in shape-from-focus'' IEEE Transactions on Image Processing , vol. 20, pp. 558-569, 2011.
- Sahana M. Prabhu and A.N. Rajagopalan,``Natural Matting for Degraded Pictures,'' IEEE Trans. Image Proc., vol. 20, no. 12, pp. 3647--3653, Dec. 2011.
- C. Paramanand and A.N. Rajagopalan, ``Image matching with higher-order geometric features,'' Journal of the Optical Society of America A vol. 27, no. 4, pp. 739-748, 2010.
- G. R. K. S. Subrahmanyam, A. N. Rajagopalan and R. Aravind, ``A recursive framework for joint inpainting and de-noising of photographic films'', Journal of the Optical Society of America A (JOSA A) vol. 27, no. 5, pp. 1091-1099, 2010.
- A.V. Bhavsar and A.N.Rajagopalan, ``Resolution enhancement in multi-image stereo,'' IEEE Transactions on Pattern Analysis and Machine Intelligence, Vol. 32, Issue 9, pp. 1721 - 1728, 2010.
- Rajiv R. Sahay and A. N. Rajagopalan, ``Joint image and depth completion in shape-from-focus: Taking a cue from parallax'' Journal of the Optical Society of America A (JOSA A) , vol. 27, no. 5, pp. 1203-1213, 2010.
- G.R.K.S. Subrahmanyam, A.N. Rajagopalan and R. Aravind, ``A recursive filter for despeckling SAR images'', IEEE Transactions on Image Processing, vol. 17, no. 10, pp. 1969-1974, 2008.
- R.R. Sahay and A.N. Rajagopalan, ``Harnessing defocus blur to recover high-resolution information in shape-from-focus technique'', IET Computer Vision, vol. 2, no. 2, pp. 50-59, 2008.
- G.R.K.S. Subrahmanyam, A. N. Rajagopalan and R. Aravind, ``Importance sampling unscented Kalman filter for film-grain noise removal,'' IEEE Multimedia Magazine, vol. 15, no. 2, pp. 52-63, 2008.
- Pradeep, K. and Rajagopalan, A.N., ``Improving shape from focus using defocus cue''. IEEE Transactions on Image Processing. 16,1920 - 1925.
- Shanker, P.A. and Rajagopalan, A.N., ``Off-line signature verification using DTW''. Pattern Recognition Letters. 28, 1407-1414.
- Subrahmanyam, G.R.K.S., Rajagopalan, A.N., and Aravind, R., ``Importance sampling Kalman filter for image estimation''. IEEE Signal Processing Letters. 14, 453 - 456.
- Suresh, K.V., Mahesh, G., and Rajagopalan, A.N., ``Super-resolution of license plates in real traffic videos''. IEEE Transactions on Intelligent Transportation Systems, 8, 321-331
- Suresh, K.V. and Rajagopalan, A.N., ``A robust and computationally efficient super-resolution algorithm''. Journal of the Optical Society of America A (JOSA A), 24, 984-992.
- Chakrabarti A., Rajagopalan, A.N., and Chellappa R., ``Super-resolution of face images using kernel PCA-based prior.'' IEEE Transactions on Multimedia, 9, 888-892.
- Rajagopalan, A.N., Rao, K.S. and Kumar, Y.A., ``Face recognition using multiple facial features.'' Pattern Recognition Letters, 28, 335-341.
- R.R. Sahay and A.N. Rajagopalan, ``Extension of the shape from focus method for reconstruction of high resolution images'', Journal of the Optical Society of America A, Vol. 24, Issue 11, pp. 3649-3657, 2007.
- Krishna, P.J. and Rajagopalan, A.N. (2006) ``Image restoration using the particle filter: Handling non-causality.'' IEE-F Proceedings on Vision, Image and Signal Processing, 153, 650-656.
- Ibrahim, S.S. and Rajagopalan, A.N. (2006) ``Restoration of scanned photographic images. Signal Processing'' 86, 1035-1048.
- Ibrahim, S.S. and Rajagopalan, A.N. (2006) ``Particle filter for identification of parametric space-variant blur.'' International Journal of Systemics, Cybernetics and Informatics. 013-019.
- Rao, K.S. and Rajagopalan, A.N. (2005) ``A probabilistic fusion methodology for face recognition.'' EURASIP Journal on Applied Signal Processing 2005, 2772-2787.
- Rajagopalan, A.N., Chellappa, R. and Koterba, N. (2005) ``Background learning for robust face recognition with PCA in the presence of clutter.'' IEEE Transactions on Image Processing,14, 832-843.
- Ibrahim, S.S. and Rajagopalan, A.N. (2005) ``Image recovery under nonlinear/non-Gaussian degradations.'' JOSA-A: Journal of the Optical Society of America - A, 22, 604-615.
- Ibrahim, S.S. and Rajagopalan, A.N. (2005) ``Image estimation in film-grain noise.'' IEEE Signal Processing Letters, 12, 238-241.
- A.N. Rajagopalan, S. Chaudhuri, and M. Uma, ``Depth estimation and image restoration using defocused stereo pairs,'' IEEE Transactions on Pattern Analysis and Machine Intelligence, 2004, 26, 1521-1525
- Amit Kale, A.N. Rajagopalan, A. Sundaresan, N. Cuntoor, A. RoyChowdhury, V. Kruger, and Rama Chellappa, ``Identification of Humans Using Gait'', IEEE Transactions on Image Processing, 2004, 13, 1163-1173
- A.N. Rajagopalan and V. Phani Kiran, ``Motion-free superresolution and the role of relative blur'', JOSA-A: Journal of the Optical Society of America - A, vol. 20, no. 11, pp. 2022-2032, Nov. 2003.
- A.N. Rajagopalan, ``Clustering using higher order statistics'', Electronics Letters, vol. 18, pp. 122-124, 2002.
- A.N. Rajagopalan and Rama Chellappa, ``Higher order statistics-based detection of vehicles in still images'', JOSA-A: Journal of the Optical Society of America - A, vol. 18, pp. 3037-3048, Dec. 2001.
- A.N. Rajagopalan and Rama Chellappa, ``Higher order statistics-based detection of people/vehicles in images'', INSA-A Journal: Special Issue on Image Processing, Vision and Pattern Recognition (invited paper), 67, pp 157-166.
- A.N. Rajagopalan, S. Chaudhuri and Rama Chellappa, ``A quantitative analysis of error bounds in the recovery of depth from defocused images'', JOSA-A: Journal of the Optical Society of America - A, vol. 17, no. 10, pp. 1722-1731, Oct. 2000.
- A.N. Rajagopalan, K. Sunil Kumar, Jayashree Karlekar, R. Manivasakan, M. Milind Patil, U. B. Desai, P. G. Poonacha and S. Chaudhuri, ``Locating human faces in a cluttered scene'', CVGIP : Graphical Models and Image Processing vol. 62, no. 5, pp. 323-342, Sept. 2000.
- A.N. Rajagopalan, Avinash Jain and U.B. Desai, ``Data clustering using hierarchical deterministic annealing and higher order statistics'', IEEE Transactions on Circuits and Systems-II, vol. 46, no. 8, pp. 1100-1104, August 1999.
- A.N. Rajagopalan and S. Chaudhuri, ``MRF model-based identification of shift-variant point spread function for a class of imaging systems'', Signal Processing (North-Holland), vol. 76, no. 3, pp. 285-299, August 1999.
- A.N. Rajagopalan and S. Chaudhuri, ``An MRF model-based approach to simultaneous recovery of depth and restoration from defocused images'', IEEE Transactions on Pattern Analysis and Machine Intelligence, vol. 21, no. 7, pp. 577-589, July 1999.
- A.N. Rajagopalan and S. Chaudhuri, ``Performance analysis of maximum likelihood estimator for recovery of depth from defocused images and optimal selection of camera parameters'', International Journal of Computer Vision, vol. 30, no. 3, pp. 175-190, Dec. 1998.
- A.N. Rajagopalan and S. Chaudhuri, ``A recursive algorithm for maximum likelihood-based identification of blur from multiple observations'', IEEE Transactions on Image Processing, vol. 7, no. 7, pp. 1075-1079, July 1998.
- A.N. Rajagopalan and S. Chaudhuri, ``Space-variant approaches for the recovery of depth from defocused images'', Computer Vision and Image Understanding, vol. 68, no. 3, pp. 309-329, Dec. 97.
- A.N. Rajagopalan and S. Chaudhuri, ``A variational approach to depth from defocused images'', IEEE Transactions on Pattern Analysis and Machine Intelligence, vol. 19, no. 10, pp. 1158-1165, Oct. 97.
- A.N. Rajagopalan and Rama Chellappa (Eds.), Motion deblurring: Algorithms and systems, Cambridge University Press, Cambridge, 2014.
- Krishna Sivalingam, Srikrishna Bhashyam and A.N. Rajagopalan (Eds.), Proceedings of the Sixteenth National Conference on Communication, IEEE Xplore, 2010.
- A.N. Rajagopalan, P.J. Narayanan and Phil Torr (Eds.), Proceedings of the Seventh Indian Conference on Computer Vision, Graphics and Image Processing, ACM Digital Library, 2010.
- Sharat Chandran, P.J. Narayanan, and A.N. Rajagopalan, Guest Editors, The Visual Computer, Dec. 2011 (Special issue on best papers from ICVGIP 2010).
- S. Chaudhuri and A.N. Rajagopalan, Depth from defocus: A real aperture imaging approach, Springer, New York, 1999.
Book Chapters
- C.S. Vijay, C. Paramanand, A.N. Rajagopalan, ``HDR imaging in the presence of motion blur,'' Motion deblurring: Algorithms and Systems. Eds. A.N. Rajagopalan and Rama Chellappa, Cambridge University Press, UK. 2014.
- A. Kale, N. Cuntoor, B. Yegnanarayana, A.N. Rajagopalan and Rama Chellappa, ``Gait-based human identification using appearance matching,'' Optical and Digital Techniques for Information Security. Ed. Bahram Javidi. Springer-Verlag, New York. 2004.