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Buddhi, Kanmani and Vasu, Ram M (2004) Diffuse tomographic imaging after estimation of location and approximate value of the object inhomogeneities through backprojection of the data. In: SPIE: Coherent Optics of Ordered and Random Media IV: Saratov Fall Meeting (SFM'03), 7-10 October, Saratov, Russia, Vol.5475, 108-114.
Naik, Naren and Vasu, Ram M (1999) Extended- Kalman- filter based reconstruction approach to curved ray optical tomography. In: SPIE:International Conference on Optics and Optoelectronics '98, 9-12 December, Dehradun, India, Vol.3729, 153-157.
Naik, Naren and Vasu, Ram M (1999) A wavelet based multiresolution extended Kalman filter approach to the reconstruction problem of curved-ray optical tomography. In: SPIE:High-Speed Imaging and Sequence Analysis, 28-29 January, San Jose, CA, USA, Vol.3642, 156-165.
Biswas, Samir Kumar and Rajan, Kanhirodan and Vasu, Ram M (2013) Flux density calibration in diffuse optical tomographic systems. In: JOURNAL OF BIOMEDICAL OPTICS, 18 (2).
Varma, Hari M and Mohanan, Kuriyakkattil P and Hyvonen, Nuutti and Nandakumaran, Akambadath K and Vasu, Ram M (2011) Ultrasound-modulated optical tomography: recovery of amplitude of vibration in the insonified region from boundary measurement of light correlation. In: Journal of the Optical Society of America A: Optics, Image Science, and Vision, 28 (11). pp. 2322-2331.
Gupta, Saurabh and Yalavarthy, Phaneendra K and Roy, Debasish and Piao, Daqing and Vasu, Ram M (2009) Singular value decomposition based computationally efficient algorithm for rapid dynamic near-infrared diffuse optical tomography. In: Medical Physics, 36 (12). pp. 5559-5567.
Chandan, Ganesh G and Vasu, Ram M and Asokan, S (2001) Direct measurement of phase of foreward-scattered light using polarization heterodyne interferometer. In: Proc. SPIE, 4596 (280).