Rajan Kanhirodan   

Tomography Laboratory

Department of Physics

Indian Institute of Science

Bangalore,India.

e-mail: rajan@physics.iisc.ernet.in

Tel: 91 - 80 - 2933280

Fax: 91 - 80 - 3602602

Research Topics

Diffuse Optical Tomography.

Ultrasound Modulated Diffuse Optical Tomography.

Medical Imaging.

Digital Signal Processors and Applications.

Embedded and Real-Time Embedded Systems.

High Performance Computing and Parallel Computing.

Image Processing and Restoration

Journal Papers

Partha Pratim Mondal, and K Rajan

Image Reconstruction by Conditional Entropy Maximization for PET system

IEE Proceedings Vision, Image and Signal Processing, Vol. 51, No. 5, October 2004.

T Hemanth, R M Vasu, K Rajan, and L M Patnaik,

Three-Dimensional Optical Tomographic Imaging of Supersonic Jets through Inversion of Phase Data obtained through

Transport of Intensity Equation Applied Optics, Vol 43, No. 21, July 2004, pp. 4133-4141.

Partha Pratim Mondal, and K Rajan

Fuzzy Rule Based Image Reconstruction for Positron Emission Tomography

Journal of Optical Society of America (JOSA A). Vol. 22, No. 9, September 2005

 Partha Pratim Mondal, and K Rajan

Neural Network Based Image Reconstruction for Positron Emission Tomography

Applied Optics, OSA, Vol. 44, No. 30, pp. 6345-6552, Oct 20, 2005.

Partha P. Mondal, K. Rajan and I. Ahmed 

A New Filter for Biomedical Imaging and Image Processing,

Journal of Optical Society of America A, Vol.23, No. 7, July 2006.

Ragunathan Padmashri, Archan Ganguly, Partha P. Mondal, K. Rajan, and Sujit Kumar Sikdar

Kynurenate treatment of autaptic hippocampal microcultures affect localized voltage-dependent calcium diffusion in the dendrites,

Cell Calcium, Elsevier, 247-258, 2006.

T Vijayaraghavan and K Rajan

Image Coding of 3D Volume Using Wavelet Transform for Fast Retrieval of 2D Images

IEE Proceedings on Vision, Image & Signal Processing Volume 153, Issue 4, Page(s):507 – 511 (2006)

Hemanth, R M Vasu, K Rajan

Quantitative flow-visualization in supersonic jets through tomographic inversion of wavefronts estimated from shadows

Applied Optics Vol. 45, No. 20 10 July 2006

Partha Pratim Mondal, and K Rajan

Diffusion Driven Reconstruction for Positron Emission Tomography Applied Physics Letters, 89, 193901 (2006).

K. Rajan, , Vijayakumar.V, Samir Kumar Biswas and R M Vasu

Implementation of a phase array diffuse optical tomographic imager Review of Scientific Instruments, 79, 084301 (2008)

Samir Kumar Biswas, K. Rajan. and R M Vasu,

Diffuse optical tomographic imager using a single light source Journal of Applied Physics 105 024702 (2009)

K. Rajan, , Vijayakumar.V, Samir Kumar Biswas and R M Vasu,

Implementation of a phase array diffuse optical tomographic imager Virtual Journal of Biological Physics Research Aug 1, 2008

Kamal Hassan, Rajan Kanhirodan, Kalyan V. Srinivas, Sujit K Sikdar,

Analysis of Connectivity Map: Control to Glutamate Injured and Phenobarbital Treated Neuronal Network Applied Physics

Letters. 96, 163704 (2010)

M. Suheshkumar Singh, Phaneendra Yalavarthy, Ram Mohan Vasu, and K. Rajan.

Assessment of ultrasound modulation of near infrared light on the quantification of scattering coefficient

Med. Phys. 37, 3744 (2010)

Samir K Biswas, K Rajan and R M Vasu

Accelerated gradient based diffuse optical tomographic image reconstruction’ Med. Phys. 38, 539,(2011)

M. Suheshkumar Singh, K Rajan, R M Vasu

Estimation of Elasticity Map of Soft Biological Tissue Mimicking Phantom using Laser Speckle Contrast Analysis, Journal of Applied Physics, 2011.

Tushar Kanti Bera, Samir Kumar Biswas, K. Rajan and J. Nagaraju

Improving Image Quality in Electrical Impedance Tomography (EIT) Using Projection Error

Propagation-Based Regularization (PEPR) Technique: A Simulation Study" Journal of Electrical

Bioimpedance, pp. 2-12, Vol. 2, (2011).

Suhesh Kumar Singh, K Rajan and R M Vasu

Estimation of Elasticity Map of Soft Biological Tissue Mimicking Phantom using Laser Speckle Contrast

Analysis”, Journal of Applied Physics (2011)

Tushar Kanti Bera, Samir Kumar Biswas, K. Rajan and J. Nagaraju

Improving Conductivity Image Quality Using Block Matrix-based Multiple Regularization (BMMR)

Technique in EIT: A Simulation Study” Journal of Electrical Bioimpedance, pp. 33-47, Vol. 2,

(2011).

Samir Kumar Biswas, K Rajan, R M Vasu and D Roy

A Pseudo-dynamical Systems Approach Based on a Quadratic Approximation of Update Equations for

Diffuse Optical Tomography: Journal of the Optical Society of America A. JOSA A, Vol. 28 Issue 8,

pp.1784- 1795 (2011)

R. Sriram Chandran, Debasish Roy, Rajan Kanhirodan, Ram Mohan Vasu, and C. Usha Devi

Ultrasound modulated optical tomography: Young’s modulus of the insonified region from measurement

of natural frequency of vibration” OPTICS EXPRESS, Vol. 19, No. 23, November 2011 / 22837-22850

Samir Kumar Biswas, K Rajan, R M Vasu and D Roy

Practical fully 3-D Reconstruction Algorithms for Diffuse Optical Tomography Accepted for publication

JOSA A Vol 29, No. 6, pp. 1017-1026 (2012)

Suhesh Kumar Singh, K Rajan, R M Vasu and Debasish Roy

Quantitative estimation of mechanical and optical properties from ultrasound assisted optical tomography

Data Journal of Biomedical Optics 17(10), XXXXXX (October 2012)

Recent International Conferences

Vijayakumar.V, Sabina Rahaman, Sameer kumar biswas, K. Rajan. and R M Vasu, “ Design and Development of Phased Array Imaging System for Detecting Breast Cancer Using Diffuse Optical Tomography”, Communicated to LAM 8th International Workshop on Optics and Laser Applications, 19-24 November 2007, University of Cape Coast, Ghana.

Raghunath Babu Are, K Rajan, “An RNS based transform Architecture for H.264/AVC”, IEEE Tencon Nov 2008 to be held at Hyderabad.

Samir K Biswas, K Rajan and R M Vasu, “DIFFUSE OPTICAL TOMOGRAPHY FOR DETECTION AND LOCALIZATION OF TUMOR” EPSM ABEC Engineering and Physical Sciences in Medicine and the Australian Biomedical Engineering Conference16-20 Novembe 2008, Christchurch Convention Centre Christchurch, New Zealand

Suhesh Kumar M, Rajan K and Vasu R M , “ Ultrasound-modulated Diffuse Optical Tomographic System for Screening of Breast Cancer” presented at National Symposium on Instrumentation NSI 33 held at Vizag uring Dec 8-11, 2008.

Samir Kumar Biswas, Rajan K and Vasu R M , “Diffuse Optical Tomography for detetion and localization ” presented at National Symposium on Instrumentation NSI 33 held at Vizag uring Dec 8-11, 2008.

Prasoon A K, K Rajan ‘4 * 4 2-D DCT for H.264/A”, presented at National Symposium on Instrumentation NSI 33 held at Vizag uring Dec 8-11, 2008.

Prasoon A K, K Rajan ‘4 * 4 2-D DCT for H.264/A”, presented at International Conference on Computing, Communication and Control (ICAC3’09) at Bombay during January 23-24, 2009

Prasoon A K, K Rajan, An optimal transform Architecture for H.264/AVC  International Conference on Multimedia, Signal Processing And Communication Technologies (IMPACT-2009) 14- 16 March 2009, Aligarh Muslim Univ

Suhesh Kumar M, Rajan K and Vasu R M , “ Ultrasound-modulated Diffuse Optical Tomographic System for Screening of Breast Cancer” 2009 IEEE International Conference on Image Processing, Cairo, Egypt • November 7-11, 2009

Suvam Nandi and K Rajan Hardware implementation of 4x4 DCT/Quantization block using multiplication and error-free algorithm accepted for presentation at at the TENCON 2009 which will be held in Singapore, 23 - 26 November 2009

Kamal Hassan, K Rajan, and Sujit K Sikdar, A Real-time clustering system for spatio-temporal signals from network of neurons accepted for presentation at at the TENCON 2009 which will be held in Singapore, 23 - 26 November 2009

Samir Kumar Biswas, Rajan K and Vasu R M , “Interior photon absorption based adaptive regularization improves diffuse optical tomography “ ICDIP 2010 - The 2nd International Conference on Digital Image Processing Singapore Feb 26-28, 2010

Samir Kumar Biswas, Rajan K and Vasu R M , “Three-Dimensional Diffuse Optical Tomography: System Implementation and Validation of Reconstruction Algorithms" has been accepted for poster presentation at the 2010 IEEE MIC in Knoxville, Tennessee.

Hassan Kamal, Rajan Kanhirodan and Sikdar Sujit K ‘Preprocessing of Neuronal Signals from Cultured Network’ APSIPA ASC 2010, APSIPA Annual Summit and Conference December 14 - 17, 2010   Biopolis, Singapore.  

Deepak Dinesh, Ben Jasper and Rajan Kanhirodan, “K ‘CUDA-based Implementation of STAP Algorithms’ APSIPA ASC 2010, APSIPA Annual Summit and Conference December 14 - 17, 2010  Biopolis, Singapore.  

Samir Kumar Biswas, Rajan K and Vasu R M,’ Regional sub-block matrices based multiple regularization and biomedical image reconstruction’ at Conference of IEEE Engineering in Medicine and Biology Society (EMBS), and Conference at Kolkotta during Dec 16-19, 2010.

Chandra Mohan, K Rajan and R Srinivasan, ‘Bayesian approach based blind image deconvolution with fuzzy median filter’ Optics 2011, at NIT Calicut during May 2011.

Tushar Kanti Bera, Samir Kumar Biswas, K. Rajan and J. Nagaraju , “Improving the Image Reconstruction in Electrical Impedance Tomography (EIT) with Block Matrix-based Multiple Regularization (BMMR): A Practical Phantom Study” World Congress on information and Communication
Technologies (WICT 2011) be held at Mumbai, India during December 12-14, 2011:

Tushar Kanti Bera, Samir Kumar Biswas, K. Rajan and J. Nagaraju , “Image Reconstruction in Electrical Impedance Tomography(EIT) with Projection Error Propogation based regularization (PEPR): A pratical phantom study” Intl Conf on Advanced Computing, Networking and Security at NIT Surathkal December 16-18, 2011:

Tushar Kanti Bera, Samir Kumar Biswas , K. Rajan, and J. Nagaraju, A Model Based Iterative Image Reconstruction (MoBIIR) Algorithm for Conductivity Imaging in EIT Using Simulated Boundary Data, AIP Conf. Proc. -- October 20, 2011 -- Volume 1391, pp. 489-491

Suhesh Kumar M, Rajan K and Vasu R M, Ultrasound Assisted Optical Tomography: Estimation of phase Shift experienced by photon on transit through US insonified region for detection of breast tumor, SPIE Medical Imaging 2012, to be held at San Diego, California during Feb 4-07, 2012.

Samir Kumar Biswas, Rajan K and Vasu R M, “Linearization and Reconstruction of Non-linear Diuse Optical Tomographic Image”, SPIE Medical Imaging 2012, to be held at San Diego, California during Feb 4-07, 2012.