Department of Electronics and Electrical Engineering
Indian Institute of Technology Guwahati
Guwahati-781039, India

EEE Department, IIT Guwahati

Dr. Rishikesh Dilip Kulkarni

Ribhu Chopra
Homepage

PhD (EPFL, Switzerland)
Designation: Assistant Professor

Dr. Kulkarni joined the institute in July 2017.

Contact Details
Office Address : Room No. 311, New Extension Block, EEE Department, IIT Guwahati, Guwahati-781039, India.
Phone: +91-361-258-3472 (Office)
Email: rishi.kiitg.ernet.in

Research Areas
  • Optical Metrology
  • Digital Optical Signal Processing
  • Digital Holography
  • Speckle Interferometry
  • Fringe Projection Profilometry

Selected Publications
  • Kulkarni, R. and Rastogi, P. 2017, "Local polynomial approximation based phase unwrapping using state space analysis", Applied Optics, vol. 56, no. 1, pp. 29-34. https://doi.org/10.1364/AO.56.000029 
  • Kulkarni, R. and Rastogi, P. 2016, "Direct unwrapped phase estimation in phase shifting interferometry using Levenberg-Marquardt algorithm", Journal of Optics, vol. 19, no. 1, 015608 (8pp). https://doi.org/10.1088/2040-8986/19/1/015608
  • Kulkarni, R. and Rastogi, P. 2016, "Closed fringe demodulation using phase decomposition by Fourier basis functions", Journal of the Optical Society of America A, vol. 33, no. 6, pp. 1120-1125. http://dx.doi.org/10.1364/JOSAA.33.001120
  • Kulkarni, R. and Rastogi, P. 2016, "Fringe filtering technique based on local signal reconstruction using noise subspace inflation", Journal of Modern Optics, vol. 63, no. 6, pp. 545-552. http://dx.doi.org/10.1080/09500340.2015.1084055
  • Kulkarni, R. and Rastogi, P. 2015, "Iterative signal separation based multiple phase estimation in digital holographic interferometry", Optics Express, vol. 23, no. 20, pp. 26842-26852.  http://dx.doi.org/10.1364/OE.23.026842
  • Kulkarni, R. and Rastogi, P. 2015, "Phase derivative estimation from a single interferogram using a Kalman smoothing algorithm", Optics Letters, vol. 40, no. 16, pp. 3794-3797. http://dx.doi.org/10.1364/OL.40.003794
  • Kulkarni, R. and Rastogi, P. 2014, "Digital holographic moiré for the direct and simultaneous estimation of strain and slope fields", Optics Express, vol. 22, no. 19, pp. 23192-23201. http://dx.doi.org/10.1364/OE.22.023192