Ramkrishnan Narayanan

According to our database, Ramkrishnan Narayanan authored at least 21 papers between 1998 and 2023.

Collaborative distances:

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

2023

Deep learning-based rectum segmentation on low-field prostate MRI to assist image-guided biopsy.

Huong Pham, Dang Bich Thuy Le, Meredith Sadinski, Ram Narayanan, Aleksandar Nacev, Bin Zheng

Proceedings of the Medical Imaging 2023: Image-Guided Procedures, 2023

2021

Initial phantom studies for an office-based low-field MR system for prostate biopsy.

Selin Chiragzada, Eva Hellman, Duncan Michael, Ramakrishnan Narayanan, Aleksandar Nacev, Dinesh Kant Kumar

Int. J. Comput. Assist. Radiol. Surg., 2021

Deep Learning-based Method for Denoising and Image Enhancement in Low-Field MRI.

Dang Bich Thuy Le, Meredith Sadinski, Aleksandar Nacev, Ram Narayanan, Dinesh K. Kumar

Proceedings of the IEEE International Conference on Imaging Systems and Techniques, 2021

2013

Special Section Guest Editorial: Compressive Sensing for Imaging.

Fauzia Ahmad, Gonzalo R. Arce, Ram Narayanan, Dimitris A. Pados

J. Electronic Imaging, 2013

Technical Considerations in Medical Radar.

Ram Narayanan

Proceedings of the 8th International Conference on Body Area Networks, 2013

2012

An image registration based ultrasound probe calibration.

Xin Li, Dinesh K. Kumar, Saradwata Sarkar, Ramkrishnan Narayanan

Proceedings of the Medical Imaging 2012: Image Processing, 2012

Metadata Exploitation in Large-scale Data Migration Projects.

Ram Narayanan, Martin A. Oberhofer, Sushain Pandit

Proceedings of the 18th Americas Conference on Information Systems, 2012

2011

Human detection and characterization through barriers.

Ram Narayanan

Proceedings of the 1st International Conference on Wireless Technologies for Humanitarian Relief, 2011

2009

MRI-Ultrasound Registration for Targeted Prostate Biopsy.

Ramkrishnan Narayanan, John Kurhanewicz, Katsuto Shinohara, E. David Crawford, Anne Simoneau, Jasjit S. Suri

Proceedings of the 2009 IEEE International Symposium on Biomedical Imaging: From Nano to Macro, Boston, MA, USA, June 28, 2009

2008

Bidirectional segmentation of prostate capsule from ultrasound volumes: an improved strategy.

Liyang Wei, Ramkrishnan Narayanan, Dinesh K. Kumar, Aaron Fenster, Albaha Barqawi, Priya N. Werahera, E. David Crawford, Jasjit S. Suri

Proceedings of the Medical Imaging 2008: Image Processing, 2008

Quantitative growth measurement of lesions in hepatic interval CT exams.

Saradwata Sarkar, Ramkrishnan Narayanan, Hyunjin Park, Bing Ma, Peyton H. Bland, Charles R. Meyer

Proceedings of the Medical Imaging 2008: Image Processing, 2008

3-D statistical cancer atlas-based targeting of prostate biopsy using ultrasound image guidance.

Ramkrishnan Narayanan, Dinggang Shen, Christos Davatzikos, E. David Crawford, Albaha Barqawi, Priya N. Werahera, Dinesh K. Kumar, Jasjit S. Suri

Proceedings of the Medical Imaging 2008: Image Processing, 2008

Application and validation of registration framework for real-time atlas guided biopsy.

Ramkrishnan Narayanan, Dinggang Shen, Christos Davatzikos, E. David Crawford, Albaha Barqawi, Priya N. Werahera, Dinesh K. Kumar, Jasjit S. Suri

Proceedings of the 2008 IEEE International Symposium on Biomedical Imaging: From Nano to Macro, 2008

Application of statistical cancer atlas for 3D biopsy.

Ramkrishnan Narayanan, Dinggang Shen, Christos Davatzikos, E. David Crawford, Albaha Barqawi, Priya N. Werahera, Dinesh K. Kumar, Jasjit S. Suri

Proceedings of the Image Processing: Algorithms and Systems VI, 2008

Completely automated estimation of prostate volume for 3-D side-fire transrectal ultrasound using shape prior approach.

Lu Li, Ramkrishnan Narayanan, Steve Miller, Feimo Shen, Albaha Barqawi, E. David Crawford, Jasjit S. Suri

Proceedings of the Image Processing: Algorithms and Systems VI, 2008

Effect of 3D automated prostate segmentation for ultrasound image guided repeat biopsy application.

Yujun Guo, Lu Li, Ramakrishnan Narayanan, Dinesh K. Kumar, Albaha Barqawi, E. David Crawford, Jasjit S. Suri

Proceedings of the Image Processing: Algorithms and Systems VI, 2008

2007

Local mismatch location and spatial scale detection in image registration.

Ramkrishnan Narayanan, Jeffrey A. Fessler, Bing Ma, Hyunjin Park, Charles R. Meyer

Proceedings of the Medical Imaging 2007: Image Processing, 2007

Joint registration of multiple images using entropic graphs.

Bing Ma, Ramakrishnan Narayanan, Hyunjin Park, Alfred O. Hero III, Peyton H. Bland, Charles R. Meyer

Proceedings of the Medical Imaging 2007: Image Processing, 2007

Comparing Pairwise and Simultaneous Joint Registrations of Decorrelating Interval Exams Using Entropic Graphs.

Bing Ma, Ramkrishnan Narayanan, Hyunjin Park, Alfred O. Hero III, Peyton H. Bland, Charles R. Meyer

Proceedings of the Information Processing in Medical Imaging, 2007

2005

Diffeomorphic Nonlinear Transformations: A Local Parametric Approach for Image Registration.

Ramkrishnan Narayanan, Jeffrey A. Fessler, Hyunjin Park, Charles R. Meyer

Proceedings of the Information Processing in Medical Imaging, 2005

1998

Effects of laboratory procedures on soil electrical property measurements.

John Curtis, Ram Narayanan

IEEE Trans. Instrum. Meas., 1998