Mahdi Alimohammadi, Faculty Member of Alzahra University

Publications

• Esna-Ashari, M., Balakrishnan, N. & Alimohammadi, M. (2023). HR and RHR orderings of generalized order statistics. Metrika, 86 (1), 131-148. https://doi.org/10.1007/s00184-022-00865-2

• Alimohammadi, M., Esna-Ashari, M., & Navarro, J. (2023). Likelihood ratio comparisons and logconvexity properties of p-spacings from generalized order statistics. Probability in the Engineering and Informational Sciences, 37 (1), 86-105. https://doi.org/10.1017/S0269964821000498

• Alimohammadi, M. (2022). Resolving an open problem on the hazard rate ordering of p-spacings. Probability in the Engineering and Informational Sciences. 1-9. In Press. https://doi.org/10.1017/S0269964822000377

• Alimohammadi, M., Balakrishnan, N. & Cramer, E. (2022). Some characterizations by conditional events of generalized order statistics. Ricerche di Matematica. 1-12. In Press. https://doi.org/10.1007/s11587-022-00741-1

• Esna-Ashari, M., Alimohammadi, M., & Cramer, E. (2022). Some new results on likelihood ratio ordering and aging properties of generalized order statistics. Communications in Statistics-Theory and Methods, 51 (14), 4667-4691. https://doi.org/10.1080/03610926.2020.1818103

• Alimohammadi, M., Esna-Ashari, M., & Cramer, E. (2021). On dispersive and star orderings of random variables and order statistics. Statistics & Probability Letters, 109014. https://doi.org/10.1016/j.spl.2020.109014

• Alimohammadi, M., Alamatsaz, M. H., & Cramer, E. (2016). Convolutions and generalization of logconcavity: Implications and applications. Naval Research Logistics (NRL), 63(2), 109-123. https://doi.org/10.1002/nav.21679

• Alimohammadi, M., Alamatsaz, M. H., & Cramer, E. (2015). Discrete strong unimodality of order statistics. Statistics & Probability Letters, 103, 176-185. https://doi.org/10.1016/j.spl.2015.04.019

• Alimohammadi, M., Alamatsaz, M. H., & Cramer, E. (2014). Some convexity properties of the distribution of lower k-record values with extensions. Probability in the Engineering and Informational Sciences, 28(3), 389-399. https://doi.org/10.1017/S0269964814000060

• Alimohammadi, M., & Alamatsaz, M. H. (2011). Some new results on unimodality of generalized order statistics and their spacings. Statistics & probability letters, 81(11), 1677-1682. https://doi.org/10.1016/j.spl.2011.06.020

• Alimohammadi, M.,Alamatsaz, M.H.(2011). Properties of unimodal distributions and some of their applications, Andishe-ye-Amari, 16(1), 47-62. (In Persian). http://andisheyeamari.irstat.ir/article-1-107-en.html

Honors and awards

• Selected researcher of Alzahra University from the Faculty of Mathematical Sciences, 2021.

Books

• Bameni Moghadam, M., Alimohammadi, M. (2020). Statistics in Knowledge and Information Science (With SPSS). Allameh Tabataba'i University Press, Tehran (In Persian).

Conferences and Seminars

• Alimohammadi, M. (2022). Some new results on stochastic orderings of spacings of generalized order statistics, Proceedings of the 16th Iranian Statistical Conference, 42-48.

• Esnaashari, M., Alimohammadi, M. (2022). Comparing of sequential (n-k+1)-out-of-n systems with different structures, Proceedings of the 8th Seminar on Reliability Theory and its Applications, 70-79.

• Alimohammadi, M. (2021). Some new results on likelihood ratio ordering of spacings of generalized order statistics with applications, Proceedings of the 7th Seminar on Reliability Theory and its Applications, 49-61.

• Esnaashari, M., Alimohammadi, M. (2021). Some reliability properties of sequential (n-r+1)-out-of-n systems, Proceedings of the 7th Seminar on Reliability Theory and its Applications, 101-113.

• Alimohammadi, M., Alamatsaz, M.H. (2014). Convolution properties of unimodal distributions, Proceedings of the 12th Iranian Statistical Conference, Oral presentation.

• Alimohammadi, M., Esnaashari, M., Alamatsaz, M.H. (2012). Some results for discrete strong unimodality of order statistics with applications, Proceedings of the 11th Iranian Statistical Conference, 50-57.

• Alimohammadi,M., Alamatsaz, M.H. (2010). On unimodality of generalized order statistics and their dual, Proceedings of the 10thIranian Statistical Conference, 41-48.