R. Rikhtehgaran, 2005. Introduction to t-bootstrap confidence interval: its advantages, problems and solutions, 5th Student Statistics Conference, Isfahan, Iran. Presented.
R. Rikhtehgaran and S. Sadri and S.M. Taheri, 2007. A Bayesian approach to image interpretation, Proceeding of 4th Iranian Conference on Machine Vision and Image Processing, Mashhad, Iran, 997-1004.
R. Rikhtehgaran and S. Sadri and S.M. Taheri, 2007. Unsupervised segmentation of color images in a Markovian framework, 15th Iranian Conference on Electrical Engineering, Iran Telecommunication Research Center, Tehran, Iran. Presented.
R. Rikhtehgaran and S. Sadri and S.M. Taheri, 2007. Interpretation of image regions using Markov random Fields, 6th Seminar on Probability and Stochastic Processes, Babolsar, Iran. Poster.
R. Rikhtehgaran, 2007. Image Processing in Pathology for Cervical Cancer Detection, 2007. Research Center of Medical Image and Signal Processing of Isfahan. Talk.