Education

• Ph.D, Electrical Engineering, Anna University, Chennai
• M.E, Alagappa Chettiar Government College of Engineering and Technology, Karaikudi,Tamil Nadu
• BE, PMCTW,Thanjavur,Tamil Nadu

Course Offered

Undergraduate:

• Digital Electronics and VLSI design
• Signals and Systems
• VLSI Design
• Digital Image Processing
• Digital Signal Processing

Postgraduate

• Real Time DSP
• Digital VLSI Design
• Advance signal Analysis and Processing
• CMOS Mixed Signal Design
• VLSI Signal Processing
• Advance VLSI Design

Experience

• Professor, Indian Institute of Space Science and Technology, Trivandrum (Jan 2024 to till date)
• Associate Professor, Indian Institute of Space Science and Technology, Trivandrum ( 2017 to 2023 )
• Assistant Professor, Indian Institute of Space Science and Technology, Trivandrum ( 2011 to  2016)
• Reader, Indian Institute of Space Science and Technology, Trivandrum (2007-Jan 2011).
• Assistant Professor, Noorul Islam College of Engg, Kumaracoil, Tamil Nadu (2006-2007).
• Lecturer, Noorul Islam College of Engg, Kumaracoil, Tamil Nadu (2000-2005).
• Lecturer, Jeyamatha Engineering College, Tamil Nadu (1998-2000 June)

Research Work / Area

• Computer Vision and pattern recognition, Image analysis and Understanding.
• Design and performance evaluation of hardware solutions for signal and image processing  techniques
• Digital VLSI Design 

Professional Affiliation

Senior Member of  IEEE

Member IEEE WIE

Member IEEE Circuits and Systems Societly

Member IEEE Remotesensing Society

Selected Publications:

Journals

• Vijay Joshi, Sheeba Rani J, Simple Lossless Algorithm for On-Board Satellite Hyperspectral Data Compression, IEEE Geoscience Remote sensing and letters, VOL. 20, May 2023, DOI: 10.1109/LGRS.2023.3275436
• Minha Mubarak, Thomas James Thomas, Sheeba Rani J, Deepak Mishra,Multi-mode Dictionary Learning for Fast Dynamic MRI Reconstruction,  Imaging Science Journal, Taylor and Francis, March 2023
• Thomas James Thomas, Sheeba Rani J,Gradient Pursuit architecture for reduced complexity sparsity independent CS recovery, IEEE Transactions on Circuits and Systems II, Express Briefs, Early access, November 2022 DOI 10.1109/TCSII.2022.3223400
• Bibin Johnson, Sachin Thomas, J. Sheeba Rani, High Throughput architecture for Multiscale variational Optical Flow,  Journal of Real time Image processing, 19, pages675–686 March 2022,https://doi.org/10.1007/s11554-022-01216-0.
• Thomas James Thomas, Sheeba Rani J ,FPGA Implementation of sparsity independent regularized pursuit for fast CS reconstruction, IEEE Transactions on Circuits and Systems I:Regular, accepted Dec 2021, published in April 2022,  Volume:69, Issue:4.. 
• John, S.S., Mishra, D. Sheeba Rani . Retraining a Pruned Network: A Unified Theory of Time Complexity. SN COMPUT. SCI. Springer 1, 203 (2020).
• Thomas James Thomas, J. Sheeba Rani,"Sparsity Independent Regularized Pursuit for Compressed Sensing reconstruction", Signal Processing, Elseveir, Vol 172, Jul 2020
• Anupama Arun, Thomas James Thomas, J. Sheeba Rani,,and R. K. Sai Subrahmanyam Gorthi,"Efficient directionality-driven dictionary learningfor compressive sensing magnetic resonance imaging reconstruction" SPIE  J. of Medical Imaging, 7(1), 014002 (2020).
• B Johnson, S Thomas,  Sheeba Rani J,"A High-Performance Dense Optical Flow Architecture Based on Red-Black SOR Solver", Journal of Signal Processing Systems, 2019, Springer.
• Mounika K.J, Sheeba Rani J, Govindan Kutty, G.R.K.Sai Subrahmanyam,"Consistent Robust and Recursive Estimation of Atmospheric Motion Vectors From Satellite Images," IEEE Transactions on Geoscience and Remote Sensing Volume: 57,Issue 3, March 2019.
• Bibin Johnson, Sachin Thomas, J. Sheeba Rani," A novel framework for objective detection and tracking of TC center from noisy satellite imagery" Advances in Space Research Journal, Volume 62, Issue 1, 1 July 2018, Pages 44-54.
• Bibin Johnson, Jiljo Moncy J. Sheeba Rani,"Self Adaptable High Throughput Reconfigurable Bilateral Filter Architectures For Real-Time Image De-noising, Journal of Real Time Image Processing, March 2017, pp:1-20, Springer.
• Gayathri P, Bibin Johnson, Sheeba Rani J , “Scalable Fixed Point QRD core using Dynamic Partial Reconfiguration,” Int. J. Reconfig. Comp. 2014: 243835:1-243835:9 (2014).
• Sheeba Rani, J. Devaraj, D. “Face Recognition using Krawtchouk Moment” ,Sadhana – Academy Proceedings in Engineering Science, Springer publishers,April 2012.
• Sheeba Rani, J.”Face recognition using hybrid approach”, International Journal of Image and Graphics (IJIG), World Scientific publishers -Vol 12, No.1(2012).
• Sheeba Rani, J. Devaraj, D. Sukanesh, R. '"Robust face recognition using wavelet transform and auto associative neural network”, International Journal of Biometrics, Inderscience publishers – Vol 1, No.2, pp. 231-252, 2008.
• Sheeba Rani, J. Devaraj, D. Sukanesh, R., “Face Recongition using Continuous Orthogonal Moment and Nonlinear Component analysis”, International Journal of Systematics, cybernatics, Informatics, IJSCI, pp. 32-39 July 2007.

• Soham Maiti, Anafi, Sheeba Rani J,"Approximate comparator based on Code Conversion technique for Image Processing" proceedings of  Indicon 2023, Dec 14 -Dec 17 Hyderabad
• Vijay Joshi, Sheeba Rani J, "In-memory computing technique in Local Difference Decision Block of an On board Satellite Hyperspectral Data Compression, MWSCAS 2023, IEEE International Midwest Symposium on Circuits and Sytems, Phoenix, USA, August 6-9 2023.
• Nishanth Kumar Verma, Sheeba Rani J, "Smoothing Filters With Extended Kalman Filter In Single Frequency IRNSS Receiver For High Position Accuracy", proceedings of  IEEE INDICON 2022 CUSAT, Cochin, November 24th to 26th, 2022.
• Naresh, Vijila J, Sheeba Rani J, "Framework for buried Pipeline detection using GPR Image Processing", proceedings of  IEEE INDICON 2022 CUSAT, Cochin, November 24th to 26th 2022
• Vijay Joshi, Sheeba Rani, "FPGA Implementation of a Simple Lossless Algorithm (SLA) for on-board Satellite Hyperspectral Data Compression", 8^th International Workshop on Onboard Payload Data Compression (OBPDC 2022) organized ESA and CNES, Athens Greece, September 28^th 2022 to September 30^th 2022.
• Anju,Deepak Mishra, Sheeba rani J,"Edge attention aided 6D pose estimation of customized Dataset," proceedings of IEEE WISPNET 2021, March 25to 27, SSN Chennai
• Shahan, Sheeba Rani J,"FPGA based convolution and memory architecture for Convolutional Neural Network", Proceedings of IEEE VLSID 2020 Jan 4-8th Bangalore,
• Minha Mubarak, Thomas James Thomas, Sheeba Rani J, Deepak Mishra,"Tensor Based Dictionary Learning for Compressive Sensing MRI Reconstruction", CVIP  September 27 - 29, 2019.
• Soumya Sara John,, Deepak Mishra,, and Sheeba Rani J,"Retraining conditions: How much to retrain a network after pruning? PREMI, Dec 17-20, 2019.
  
• Minha Mubarak, Thomas James Thomas, Sheeba Rani J, Deepak Mishra,"Higher order dictionary learning for Compressed Sensing based Dynamic MRI reconstruction," proceedings of British Machine Vision Conference BMVC 2019, Cardiff UK, Sept 9th -12th 2019.
• Jathish J K, Sheeba Rani J ,"Hardware Architecture for Acquisition in IRNSS Receiver using Serial Search Method," IEEE INCOS April 2019.
• Bojja Venkata Hemambhar ; Sheeba Rani J Denoising of ECG Signals using Fuzzy based Singular Spectrum Analysis, IEEE Recent Advances in Intelligent Computational Systems (RAICS)  December 2018.
• Anupama, Thomas James Thomas,J Sheeba Rani,G.R.K.Sai Subrahmanyam,"Variable Patch Dictionaries for efficient compressed sensing based MRI Reconstruction." Proceedings of 11th Indian conference on Computer Vision Graphics and Image Processing, ICVGIP 2018, IIIT Hyderabad, Dec 18-22, 2018
• Thomas James Thomas, Anupama, J Sheeba Rani," Compressed Sensing Recovery using Modified Newton Gradient Pursuit Algorithm and its Application to ECG with Denoising,"  Proceedings of International Conference on Signal Processing and Communication,SPCOM 2018,  IISc Bangalore, July 16th -19th 2018.
• Mounika K,J. Sheeba Rani,G.R.K.Sai Subrahmanyam, "Stochastic Assimilation Technique for Cloud Motion Analysis",Proceedings of 2nd International Conference on Computer Vision & Image Processing, IIT Roorkee, Sept  2017.
• Bibin Johnson, J. Sheeba Rani, Nimin,"An FPGA Based High Throughput Discrete Kalman Filter Architecture For Real-time Image Denoising", IEEE VLSI Design Conference January 2017
• Bibin Johnson, J.Sheeba Rani," A high Throughput fully parallel-pipelined FPGA accelerator for dense cloud motion analysis," in proceedings of IEEE Region 10 TENCON 2016 conference, Singapore, Dec 2016
• J.Sheeba Rani, Jangilla Sandeep," Ear Recognition using Two Dimensional Probabilistic PCA,"  in proceedings of IEEE Region 10 TENCON 2016 conference, Singapore, Dec 2016
• R.Nivin, Vidya P, J.Sheeba Rani," Design and implementation of FPGA based SDR for FM/FSK demodulation and BPSK modulation for Satellite Communication Systems,  Proceedings of Large Scale Multi Disciplinary Systems of National Significance-Trends and Challenges, LAMSYS-2016, Indian Society of Systems for science and Engg and Satish Dawan Space Cetre, Sriharikota, June 2016
•  Bibin Johnson, J. Sheeba Rani,G.R.K.Sai Subrahmanyam,"A novel VIsualization and Tracking Framework for analyzing Inter/Intra cloud pattern formation to study their impact on climate",  International conference on Computer Vision and Image Processing, CVIP 2016, IIT Roorkee, Feb 2016.
  
•  Gayathri R. Prabhu, Bibin Johnson, J. Sheeba Rani,"FPGA Based Scalable Fixed Point QRD Core Using Dynamic Partial Reconfiguration", Proceedings of the IEEE VLSI Design Conference 2015, 345-350
• Gayathri P, Sheeba Rani J,”Fixed point pipelined architecture for QR decomposition”, Proceedings of the IEEE conference on International Conference on Advanced Communication,Control & Computing Technologies ICACCCT May 2014.  India
• C.Saiphalghun, Sheeba Rani J, “FPGA based  Partial Reconfigurable FIR filter design ” Proceedings of  IEEE conference IACC’2014, February 2014, India.
• Herman, J. Sheeba Rani,J. Devaraj,D., “”Face Recognition using Generalized Pseudo Zernike Moment”, Proceedings of 2009 Annual India IEEE Conference INDICON 2009,  India.
• Sheeba Rani, J. Devaraj, D. Sukanesh, R., “A Novel feature extraction technique for Face Recognition system”, Proceedings of the International Conference on Computational Intelligence and Multimedia Applications, IEEE Computer Society,  Vol II, pp. 431-435. Dec 2007.
• Anneshyl, M.F. Sheeba Rani, J. D.Devaraj., “Comparative evaluation of face recognition methods”, Proceedings of the National conference on signal and image processing NCSIP'07,  pp.51-59, Jan 2007.
• Reena Benjamin, Sheeba Rani, J. D.Devaraj., “Biometric Security system for Access Control”, Proceedings of the National Conference on Emerging trends in Instrumentation Systems NCETIS'06, Jan 2006.
• Sheeba Rani, J. Devaraj, D. Sukanesh, “Biometric Security system for Network Based application”, Proceedings of International Conference on Informatics, Cybernatics, Systematics.ICSCI'04, pp.370-375 Jan 2005.
• Sheeba Rani, J. Devaraj, D. P.Shereen., “Biometric Security system for Access Control.”, National Conference on Advanced Computing NCAC'04,  Dec 2004.
• Sheeba Rani, J. Helen Sulochana,. “Multimodal Biometrics Security system for Network based application”, Proceedings of National Conference on Modern Aspects of Wireless Communication, MASWIC'04,  Jan 2004.

Patent

Jiljo Moncy, J.Sheeba Rani, Efficient architecture for IRNSS signal acquisition, No: 201741041848  Paten Granted 11/4/2023

Funded Project

1. NAVIC Receiver funded by MeiTY from August 2017-Project Co-Investigator

Collaborators: Sameer , IIT Mumbai, IIT Jodhpur, IIT Madras

2. Completed IIST-ISRO Project

1. Design of FLASH ADC

2. Design and Implementation of  SAR ADC

2018 INAE UG Project Award received for the  Project guided

Ms. Anupama Arun ,  "Dictionary Learning based algorithms for Compressed Sensing based reconstruction of