Shivkumar Chandrasekaran

According to our database, Shivkumar Chandrasekaran authored at least 79 papers between 1994 and 2024.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2024

A Fast Algorithm for Computing Macaulay Null Spaces of Bivariate Polynomial Systems.

Nithin Govindarajan, Raphaël Widdershoven, Shivkumar Chandrasekaran, Lieven De Lathauwer

SIAM J. Matrix Anal. Appl., March, 2024

Tree semi-separable matrices: a simultaneous generalization of sequentially and hierarchically semi-separable representations.

Nithin Govindarajan, Shivkumar Chandrasekaran

CoRR, 2024

CIMGEN: Controlled Image Manipulation by Finetuning Pretrained Generative Models on Limited Data.

Chandrakanth Gudavalli, Erik Rosten, Lakshmanan Nataraj, Shivkumar Chandrasekaran, B. S. Manjunath

CoRR, 2024

2023

Resampling Estimation Based RPC Metadata Verification in Satellite Imagery.

Chandrakanth Gudavalli, Michael Goebel, Tejaswi Nanjundaswamy, Lakshmanan Nataraj, Shivkumar Chandrasekaran, B. S. Manjunath

IEEE Trans. Inf. Forensics Secur., 2023

2022

CNNs are Myopic.

Vamshi C. Madala, Shivkumar Chandrasekaran

CoRR, 2022

MalGrid: Visualization of Binary Features in Large Malware Corpora.

Tajuddin Manhar Mohammed, Lakshmanan Nataraj, Satish Chikkagoudar, Shivkumar Chandrasekaran, B. S. Manjunath

Proceedings of the IEEE Military Communications Conference, 2022

SeeTheSeams: Localized Detection of Seam Carving based Image Forgery in Satellite Imagery.

Chandrakanth Gudavalli, Erik Rosten, Lakshmanan Nataraj, Shivkumar Chandrasekaran, B. S. Manjunath

Proceedings of the IEEE/CVF Conference on Computer Vision and Pattern Recognition Workshops, 2022

2021

On the Approximation of Koopman Spectra of Measure-Preserving Flows.

Nithin Govindarajan, Ryan Mohr, Shivkumar Chandrasekaran, Igor Mezic

SIAM J. Appl. Dyn. Syst., 2021

Seam Carving Detection and Localization using Two-Stage Deep Neural Networks.

Lakshmanan Nataraj, Chandrakanth Gudavalli, Tajuddin Manhar Mohammed, Shivkumar Chandrasekaran, B. S. Manjunath

CoRR, 2021

Minimal Rank Completions for Overlapping Blocks.

Ethan N. Epperly, Nithin Govindarajan, Shivkumar Chandrasekaran

CoRR, 2021

Holistic Image Manipulation Detection using Pixel Co-occurrence Matrices.

Lakshmanan Nataraj, Michael Goebel, Tajuddin Manhar Mohammed, Shivkumar Chandrasekaran, B. S. Manjunath

CoRR, 2021

Adversarially Optimized Mixup for Robust Classification.

Jason Bunk, Srinjoy Chattopadhyay, B. S. Manjunath, Shivkumar Chandrasekaran

CoRR, 2021

OMD: Orthogonal Malware Detection using Audio, Image, and Static Features.

Lakshmanan Nataraj, Tajuddin Manhar Mohammed, Tejaswi Nanjundaswamy, Satish Chikkagoudar, Shivkumar Chandrasekaran, B. S. Manjunath

Proceedings of the 2021 IEEE Military Communications Conference, 2021

HAPSSA: Holistic Approach to PDF malware detection using Signal and Statistical Analysis.

Tajuddin Manhar Mohammed, Lakshmanan Nataraj, Satish Chikkagoudar, Shivkumar Chandrasekaran, B. S. Manjunath

Proceedings of the 2021 IEEE Military Communications Conference, 2021

Holistic Image Manipulation Detection using Pixel Cooccurrence Matrices.

Lakshmanan Nataraj, Michael Goebel, Tajuddin Manhar Mohammed, Shivkumar Chandrasekaran, B. S. Manjunath

Proceedings of the Media Watermarking, 2021

Detection, Attribution and Localization of GAN Generated Images.

Michael Goebel, Lakshmanan Nataraj, Tejaswi Nanjundaswamy, Tajuddin Manhar Mohammed, Shivkumar Chandrasekaran, B. S. Manjunath

Proceedings of the Media Watermarking, 2021

Attribution of Gradient Based Adversarial Attacks for Reverse Engineering of Deceptions.

Michael Goebel, Jason Bunk, Srinjoy Chattopadhyay, Lakshmanan Nataraj, Shivkumar Chandrasekaran, B. S. Manjunath

Proceedings of the Media Watermarking, 2021

Malware Detection Using Frequency Domain-Based Image Visualization and Deep Learning.

Tajuddin Manhar Mohammed, Lakshmanan Nataraj, Satish Chikkagoudar, Shivkumar Chandrasekaran, B. S. Manjunath

Proceedings of the 54th Hawaii International Conference on System Sciences, 2021

2020

Predicting Generalization in Deep Learning via Local Measures of Distortion.

Abhejit Rajagopal, Vamshi C. Madala, Shivkumar Chandrasekaran, Peder E. Z. Larson

CoRR, 2020

Exploiting Context for Robustness to Label Noise in Active Learning.

Sudipta Paul, Shivkumar Chandrasekaran, B. S. Manjunath, Amit K. Roy-Chowdhury

CoRR, 2020

Complex Pairwise Activity Analysis Via Instance Level Evolution Reasoning.

Sudipta Paul, Carlos Torres, Shivkumar Chandrasekaran, Amit K. Roy-Chowdhury

Proceedings of the 2020 IEEE International Conference on Acoustics, 2020

2019

On the Approximation of Koopman Spectra for Measure Preserving Transformations.

Nithin Govindarajan, Ryan Mohr, Shivkumar Chandrasekaran, Igor Mezic

SIAM J. Appl. Dyn. Syst., 2019

An efficient algorithm for bounded spectral matching with affine constraint.

Yan Dou, Ming Gu, Shivkumar Chandrasekaran

Numer. Linear Algebra Appl., 2019

Graph-Induced Rank Structures and their Representations.

Shivkumar Chandrasekaran, Ethan Epperly, Nithin Govindarajan

CoRR, 2019

Detecting GAN generated Fake Images using Co-occurrence Matrices.

Lakshmanan Nataraj, Tajuddin Manhar Mohammed, B. S. Manjunath, Shivkumar Chandrasekaran, Arjuna Flenner, Jawadul H. Bappy, Amit K. Roy-Chowdhury

Proceedings of the Media Watermarking, 2019

2018

Minimum Sobolev norm interpolation of scattered derivative data.

Shivkumar Chandrasekaran, C. H. Gorman, Hrushikesh Narhar Mhaskar

J. Comput. Phys., 2018

Deep Algorithms: designs for networks.

Abhejit Rajagopal, Shivkumar Chandrasekaran, Hrushikesh Narhar Mhaskar

CoRR, 2018

Boosting Image Forgery Detection using Resampling Features and Copy-move Analysis.

Tajuddin Manhar Mohammed, Jason Bunk, Lakshmanan Nataraj, Jawadul H. Bappy, Arjuna Flenner, B. S. Manjunath, Shivkumar Chandrasekaran, Amit K. Roy-Chowdhury, Lawrence A. Peterson

Proceedings of the Media Watermarking, Security, and Forensics 2018, Burlingame, CA, USA, 28 January 2018, 2018

Fast Algorithms for Displacement and Low-Rank Structured Matrices.

Shivkumar Chandrasekaran, Nithin Govindarajan, Abhejit Rajagopal

Proceedings of the 2018 ACM on International Symposium on Symbolic and Algebraic Computation, 2018

2017

Detection and Localization of Image Forgeries Using Resampling Features and Deep Learning.

Jason Bunk, Jawadul H. Bappy, Tajuddin Manhar Mohammed, Lakshmanan Nataraj, Arjuna Flenner, B. S. Manjunath, Shivkumar Chandrasekaran, Amit K. Roy-Chowdhury, Lawrence Peterson

Proceedings of the 2017 IEEE Conference on Computer Vision and Pattern Recognition Workshops, 2017

2015

A minimum Sobolev norm technique for the numerical discretization of PDEs.

Shivkumar Chandrasekaran, Hrushikesh Narhar Mhaskar

J. Comput. Phys., 2015

An end-to-end system for content-based video retrieval using behavior, actions, and appearance with interactive query refinement.

Anthony Hoogs, A. G. Amitha Perera, Roderic Collins, Arslan Basharat, Keith Fieldhouse, Chuck Atkins, Linus Sherrill, Benjamin Boeckel, Russell Blue, Matthew Woehlke, C. Greco, Zhaohui Sun, Eran Swears, Naresh P. Cuntoor, J. Luck, B. Drew, D. Hanson, D. Rowley, J. Kopaz, T. Rude, D. Keefe, Amit Srivastava, Saurabh Khanwalkar, Anoop Kumar, Chia-Chih Chen, J. K. Aggarwal, Larry S. Davis, Yaser Yacoob, A. Jain, Dong Liu, Shih-Fu Chang, Bi Song, Amit K. Roy-Chowdhury, Kenneth Sullivan, Jelena Tesic, Shivkumar Chandrasekaran, B. S. Manjunath, X. Wang, Qiang Ji, K. Reddy, J. Liu, Mubarak Shah, K. Chang, Tsuhan Chen, Mita Desai

Proceedings of the 12th IEEE International Conference on Advanced Video and Signal Based Surveillance, 2015

2013

Minimum Sobolev norm interpolation with trigonometric polynomials on the torus.

Shivkumar Chandrasekaran, Karthik Jayaraman Jayaraman, Hrushikesh Narhar Mhaskar

J. Comput. Phys., 2013

2012

Higher order numerical discretizations for exterior and biharmonic type PDEs.

Karthik Jayaraman Raghuram, Shivkumar Chandrasekaran, Joseph Moffitt, Ming Gu, Hrushikesh Narhar Mhaskar

J. Comput. Appl. Math., 2012

2011

Higher Order Numerical Discretization Methods with Sobolev Norm Minimization.

Shiv Chandrasekaran, K. R. Jayaraman, Ming Gu, Hrushikesh Narhar Mhaskar, J. Mofftt

Proceedings of the International Conference on Computational Science, 2011

2010

On the Numerical Rank of the Off-Diagonal Blocks of Schur Complements of Discretized Elliptic PDEs.

Shiv Chandrasekaran, Patrick M. Dewilde, Ming Gu, N. Somasunderam

SIAM J. Matrix Anal. Appl., 2010

Fast algorithms for hierarchically semiseparable matrices.

Jianlin Xia, Shivkumar Chandrasekaran, Ming Gu, Xiaoye S. Li

Numer. Linear Algebra Appl., 2010

On the Length and Area Regularization for Multiphase Level Set Segmentation.

Luca Bertelli, Shivkumar Chandrasekaran, Frédéric Gibou, B. S. Manjunath

Int. J. Comput. Vis., 2010

2009

Superfast Multifrontal Method for Large Structured Linear Systems of Equations.

Jianlin Xia, Shivkumar Chandrasekaran, Ming Gu, Xiaoye S. Li

SIAM J. Matrix Anal. Appl., 2009

2008

Drums, curve descriptors and affine invariant region matching.

Marco Zuliani, Luca Bertelli, Charles S. Kenney, Shivkumar Chandrasekaran, B. S. Manjunath

Image Vis. Comput., 2008

A new framework for behavior modeling of organs and soft tissue using the Boundary-Element Methods.

Dan Koppel, Shiv Chandrasekaran, Yuan-Fang Wang

Proceedings of the IEEE Conference on Computer Vision and Pattern Recognition, 2008

2007

A Superfast Algorithm for Toeplitz Systems of Linear Equations.

Shiv Chandrasekaran, Ming Gu, Xiaotian Sun, Jianlin Xia, Jiang Zhu

SIAM J. Matrix Anal. Appl., 2007

Numerical Linear Algebra in Signal Processing Applications.

Nicola Mastronardi, Gene H. Golub, Shivkumar Chandrasekaran, Marc Moonen, Paul Van Dooren, Sabine Van Huffel

EURASIP J. Adv. Signal Process., 2007

Adaptive MPEG-2 video data hiding scheme.

Anindya Sarkar, Upamanyu Madhow, Shivkumar Chandrasekaran, Bangalore S. Manjunath

Proceedings of the Security, Steganography, and Watermarking of Multimedia Contents IX, 2007

Secure Steganography: Statistical Restoration of the Second Order Dependencies for Improved Security.

Anindya Sarkar, Kaushal Solanki, Upamanyu Madhow, Shivkumar Chandrasekaran, Bangalore S. Manjunath

Proceedings of the IEEE International Conference on Acoustics, 2007

2006

Steganalysis for Markov cover data with applications to images.

Kenneth Sullivan, Upamanyu Madhow, Shivkumar Chandrasekaran, B. S. Manjunath

IEEE Trans. Inf. Forensics Secur., 2006

'Print and Scan' Resilient Data Hiding in Images.

Kaushal Solanki, Upamanyu Madhow, B. S. Manjunath, Shivkumar Chandrasekaran, Ibrahim El-Khalil

IEEE Trans. Inf. Forensics Secur., 2006

A Fast ULV Decomposition Solver for Hierarchically Semiseparable Representations.

Shiv Chandrasekaran, Ming Gu, T. Pals

SIAM J. Matrix Anal. Appl., 2006

A Fast Solver for HSS Representations via Sparse Matrices.

Shiv Chandrasekaran, Patrick M. Dewilde, Ming Gu, W. Lyons, T. Pals

SIAM J. Matrix Anal. Appl., 2006

Sensor networks and inverse scattering.

Kaviyesh Doshi, Shiv Chandrasekaran, Patrick M. Dewilde

Proceedings of the Fifth International Conference on Information Processing in Sensor Networks, 2006

Determining Achievable Rates for Secure, Zero Divergence, Steganography.

Kenneth Sullivan, Kaushal Solanki, B. S. Manjunath, Upamanyu Madhow, Shivkumar Chandrasekaran

Proceedings of the International Conference on Image Processing, 2006

Provably Secure Steganography: Achieving Zero K-L Divergence using Statistical Restoration.

Kaushal Solanki, Kenneth Sullivan, Upamanyu Madhow, B. S. Manjunath, Shivkumar Chandrasekaran

Proceedings of the International Conference on Image Processing, 2006

2005

Some Fast Algorithms for Sequentially Semiseparable Representations.

Shiv Chandrasekaran, Patrick M. Dewilde, Ming Gu, T. Pals, X. Sun, Alle-Jan van der Veen, Daniel White

SIAM J. Matrix Anal. Appl., 2005

Steganalysis of spread spectrum data hiding exploiting cover memory.

Kenneth Sullivan, Upamanyu Madhow, Shivkumar Chandrasekaran, B. S. Manjunath

Proceedings of the Security, Steganography, and Watermarking of Multimedia Contents VII, 2005

Modeling the print-scan process for resilient data hiding.

Kaushal Solanki, Upamanyu Madhow, B. S. Manjunath, Shivkumar Chandrasekaran

Proceedings of the Security, Steganography, and Watermarking of Multimedia Contents VII, 2005

Statistical restoration for robust and secure steganography.

Kaushal Solanki, Kenneth Sullivan, Upamanyu Madhow, B. S. Manjunath, Shivkumar Chandrasekaran

Proceedings of the 2005 International Conference on Image Processing, 2005

2004

Detection of hiding in the least significant bit.

Onkar Dabeer, Kenneth Sullivan, Upamanyu Madhow, Shivkumar Chandrasekaran, B. S. Manjunath

IEEE Trans. Signal Process., 2004

Robust image-adaptive data hiding using erasure and error correction.

Kaushal Solanki, Noah Jacobsen, Upamanyu Madhow, B. S. Manjunath, Shivkumar Chandrasekaran

IEEE Trans. Image Process., 2004

A divide-and-conquer algorithm for the eigendecomposition of symmetric block-diagonal plus semiseparable matrices.

Shivkumar Chandrasekaran, Ming Gu

Numerische Mathematik, 2004

Toward Real-Time, Physically-Correct Soft Tissue Behavior Simulation.

Yuan-Fang Wang, Dan Koppel, Shivkumar Chandrasekaran

Proceedings of the 2004 IEEE International Symposium on Biomedical Imaging: From Nano to Macro, 2004

Steganalysis of quantization index modulation data hiding.

Kenneth Sullivan, Zhiqiang Bi, Upamanyu Madhow, Shivkumar Chandrasekaran, B. S. Manjunath

Proceedings of the 2004 International Conference on Image Processing, 2004

Estimating and undoing rotation for print-scan resilient data hiding.

Kaushal Solanki, Upamanyu Madhow, B. S. Manjunath, Shivkumar Chandrasekaran

Proceedings of the 2004 International Conference on Image Processing, 2004

2003

Fast and Stable Algorithms for Banded Plus Semiseparable Systems of Linear Equations.

Shiv Chandrasekaran, Ming Gu

SIAM J. Matrix Anal. Appl., 2003

LLRT based detection of LSB hiding.

Kenneth Sullivan, Onkar Dabeer, Upamanyu Madhow, B. S. Manjunath, Shivkumar Chandrasekaran

Proceedings of the 2003 International Conference on Image Processing, 2003

Joint source-channel coding scheme for image-in-image data hiding.

Kaushal Solanki, Onkar Dabeer, B. S. Manjunath, Upamanyu Madhow, Shivkumar Chandrasekaran

Proceedings of the 2003 International Conference on Image Processing, 2003

2002

High-volume data hiding in images: Introducing perceptual criteria into quantization based embedding.

Kaushal Solanki, Noah Jacobsen, Shivkumar Chandrasekaran, Upamanyu Madhow, B. S. Manjunath

Proceedings of the IEEE International Conference on Acoustics, 2002

Fast Stable Solver for Sequentially Semi-separable Linear Systems of Equations.

Shiv Chandrasekaran, Patrick M. Dewilde, Ming Gu, T. Pals, Alle-Jan van der Veen

Proceedings of the High Performance Computing, 2002

2001

The Degenerate Bounded Errors-in-Variables Model.

Shivkumar Chandrasekaran, Ming Gu, Ali H. Sayed, Keith E. Schubert

SIAM J. Matrix Anal. Appl., 2001

Fast and stable two-way algorithm for diagonal plus semi-separable systems of linear equations.

Nicola Mastronardi, Shivkumar Chandrasekaran, Sabine Van Huffel

Numer. Linear Algebra Appl., 2001

An Adaptive Index Structure for High-Dimensional Similarity Search.

Peng Wu, B. S. Manjunath, Shivkumar Chandrasekaran

Proceedings of the Advances in Multimedia Information Processing, 2001

2000

Parameter estimation with multiple sources and levels of uncertainties.

Ali H. Sayed, Shivkumar Chandrasekaran

IEEE Trans. Signal Process., 2000

1999

An Efficient Algorithm for a Bounded Errors-in-Variables Model.

Shiv Chandrasekaran, Gene H. Golub, Ming Gu, Ali H. Sayed

SIAM J. Matrix Anal. Appl., 1999

Subset Selection for Active Object Recognition.

Jay Winkeler, B. S. Manjunath, Shivkumar Chandrasekaran

Proceedings of the 1999 Conference on Computer Vision and Pattern Recognition (CVPR '99), 1999

1998

Parameter Estimation in the Presence of Bounded Data Uncertainties.

Shivkumar Chandrasekaran, Gene H. Golub, Ming Gu, Ali H. Sayed

SIAM J. Matrix Anal. Appl., January, 1998

1997

Parameter estimation in the presence of bounded modeling errors.

Shivkumar Chandrasekaran, Gene H. Golub, Ming Gu, Ali H. Sayed

IEEE Signal Process. Lett., 1997

An Eigenspace Update Algorithm for Image Analysis.

Shivkumar Chandrasekaran, B. S. Manjunath, Yuan-Fang Wang, Jay Winkeler, Henry Zhang

CVGIP Graph. Model. Image Process., 1997

Iterative solutions of min-max parameter estimation with bounded data uncertainties.

Ali H. Sayed, Andrea Garulli, Shivkumar Chandrasekaran

Proceedings of the 1997 IEEE International Conference on Acoustics, 1997

1996

Stabilizing the Generalized Schur Algorithm.

Shivkumar Chandrasekaran, Ali H. Sayed

SIAM J. Matrix Anal. Appl., 1996

1994

On Rank-Revealing Factorisations.

Shivkumar Chandrasekaran, Ilse C. F. Ipsen

SIAM J. Matrix Anal. Appl., April, 1994