Menu

Mahdi Alimohammadi, Faculty Member of Alzahra University

Publications

  • Esna-Ashari, M., Alimohammadi, M., Garousi, E., & Di Crescenzo, A. (2024). Some New Results on Stochastic Comparisons of Spacings of Generalized Order Statistics from One and Two Samples. Mathematics12(10), 1489. https://doi.org/10.3390/math12101489
  •  

  • Alimohammadi, M., Balakrishnan, N., & Simon, T. (2024). An inequality for log-concave functions and its use in the study of failure rates. Probability in the Engineering and Informational Sciences, 1-10. https://doi.org/10.1017/S0269964824000056
  •  

  • Alimohammadi, M. & Navarro, J. (2024). Resolving an old problem on the preservation of the IFR property under the formation of k-out-of-n systems with discrete distributions. Journal of Applied Probability, 61644-653. https://doi.org/10.1017/jpr.2023.63

 

  • Alimohammadi, M. (2023). Resolving an open problem on the hazard rate ordering of p-spacings. Probability in the Engineering and Informational Sciences, 37 (4), 1020-1028. https://doi.org/10.1017/S0269964822000377

 

 

  • 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., 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. (2014). Some convexity properties of the distribution of lower k-record values with extensions. Probability in the Engineering and Informational Sciences28(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 letters81(11), 1677-1682. https://doi.org/10.1016/j.spl.2011.06.020

 

 

Honors and awards

  • The top 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.