Hamid Usefi

Publications

• E. Ghanem, A. Hatefi, H. Usefi, Liu-type shrinkage estimators for mixture of logistic regressions: An osteoporosis study, Communications in Statistics, 2024. arXiv:2209.01731
• E. Ghanem, A. Hatefi, H. Usefi, Unsupervised Liu-type Shrinkage Estimators for Mixture of Regression Models, Statistical Methods in Medical Research, 2024. arXiv:2209.04739
• A. Ameli, L. Pena-Castillo and H. Usefi, Assessing the reproducibility of machine-learning-based biomarker discovery in Parkinson's disease, Computers in Biology and Medicine, 2024. DOI
• A. Sardari and H. Usefi, Machine learning-based meta-analysis of colorectal cancer and inflammatory bowel disease, PLoS ONE, 2023. DOI
• M. Maheri, C. Bazan, S. Zendehboudi and H. Usefi, Machine learning to assess CO2 adsorption by biomass waste, Journal of CO2 Utilization, 76, 2023. DOI
• H. Usefi, Clustering, multicollinearity, and singular vectors, Computational Statistics & Data Analysis, 173, 2022. arXiv: 2008.03368
• M. Afshar and H. Usefi, Optimizing feature selection methods by removing irrelevant features using sparse least squares, Experts Systems with Applications, 2022.
• J.L. Vilca Rodriguez, C. Schneider and H. Usefi, The isomorphism problem for universal enveloping algebras of four-dimensional solvable Lie algebras, Journal of Algebra, 2022. arXiv: 1903.06915
• M. Afshar and H. Usefi, Dimensionality reduction using singular vectors, Scientific Reports, 11 (2021). PDF
• H. Marvi Khorasani, H. Usefi, L. Pena-Castillo, Detecting ulcerative colitis from colon samples using efficient feature selection and machine learning, Scientific Reports, 10 (2020). arXiv: 2008.01615
• M. Afshar and H. Usefi, High dimensional feature selection for genomic datasets, Knowledge-Based Systems, 206 (2020). arXiv: 2002.12104
• S. Siciliano and H. Usefi, On a conjecture about solvability of symmetric Poisson algebras, Bulletin of the London Mathematical Society, 2021.
• S. Siciliano and H. Usefi, Solvability of Poisson algebras, Journal of Algebra, 2021. arXiv: 2006.03551
• H. Marvi Khorasani, H. Usefi, Feature Clustering Towards Gene Selection, ICMLA 2019.
• J. Rahimipour Anaraki and H. Usefi, A comparative study of feature selection methods on genomic datasets, 32nd IEEE CBMS International Symposium on Computer-based Medical Systems, 2019. arXiv: 1902.09938
• J. Rahimipour Anaraki and H. Usefi, A feature selection method based on perturbation theory, Experts Systems with Applications, 127 (2019) 1-8. arXiv: 1902.09938
• S. Siciliano and H. Usefi, Enveloping algebras that are principal ideal rings, Journal of Pure and Applied Algebra, 221 (2017) 2573-2581. arXiv: 1701.00768
• M. Afshar and H. Usefi, Dimensionality reduction using singular vectors, Scientific Reports, 11 (2021). PDF
• S. Siciliano and H. Usefi, Lie Properties of Smash Products, Israel Journal of Mathematics, 217 (2017) 507-518.
• S. Siciliano and H. Usefi, Perfect and semiperfect restricted enveloping algebras, Journal of Algebra, 472 (2017), 507-518. arXiv:1610.06516
• I. Darijani and H. Usefi, The classification of 5-dimensional p-nilpotent restricted Lie algebras over perfect fields I, Journal of Algebra, 464 (2016), 97-140. arXiv:1412.8377
• I. Blake, K. Murty and H. Usefi, A note on diagonal and Hermitian surfaces, Advances in Mathematics of Communications, 10 (2016) 753-764. arXiv:1411.3706
• S. Siciliano and H. Usefi, Restricted enveloping algebras whose skew and symmetric elements are Lie metabelian, Forum Mathematicum, 28 (2016), no. 4, 807-812. arXiv:1411.3713
• C. Schneider and H. Usefi, The classification of p-nilpotent restricted Lie algebras of dimension at most 4, Forum Mathematicum, 28 (2016), no. 4, 713-727. arXiv:1404.1047
• S. Siciliano and H. Usefi, Engel condition on enveloping algebras of Lie superalgebras, Journal of Pure and Applied Algebra, 219 (2015) 5631-5636. arXiv:1510.08904
• S. Palamakumbura and H. Usefi, Database query privacy using Homomorphic Encryptions, 2015 IEEE 14th Canadian Workshop on Information Theory (CWIT).
• I. Blake, K. Murty and H. Usefi, Higher dimensional varieties in coding, 2015 IEEE 14th Canadian Workshop on Information Theory (CWIT).
• S. Siciliano and H. Usefi, Lie properties of restricted enveloping algebras, Contemporary Mathematics, 652 (2015) 141-152. arXiv:1510.08912
• H. Usefi, Isomorphism invariants of enveloping algebras, Contemporary Mathematics, 634 (2015), 253-265. arXiv:1411.3734
• H. Usefi, Lie identities on enveloping algebras of restricted Lie superalgebras, Journal of Algebra, 393 (2013), 120-131.
• H. Usefi, Non-matrix polynomial identity enveloping algebras, Journal of Pure and Applied Algebra, 217 (2013), 2050-2055. arXiv:1302.5825
• S. Siciliano and H. Usefi, Lie solvable enveloping algebras in characteristic two, Journal of Algebra, 382 (2013), 314-331. arXiv:1302.5819
• S. Siciliano and H. Usefi, Lie identities on symmetric elements of restricted enveloping algebras, Israel Journal of Mathematics, 195 (2013), 577-602. arXiv:1302.5843
• J. Bergen, D.M. Riley and H. Usefi, Lie superalgebras whose enveloping algebras satisfy a non-matrix polynomial identity, Israel Journal of Mathematics, 196 (2013), 161-173.
• C. Schneider and H. Usefi, The isomorphism problem for universal enveloping algebras of nilpotent Lie algebras, Journal of Algebra, 337 (2011), 126-140. arXiv:1006.1341
• S. Siciliano and H. Usefi, Subideals of Lie superalgebras, Journal of Algebra, 332 (2011), 469-479.
• M.R. Bremner and H. Usefi, Enveloping algebras of the nilpotent Malcev algebra of dimension five, Algebras and Representation Theory, 13 (2010), No. 4, 407-425. arXiv:1008.2728
• H. Usefi, Isomorphism invariants of restricted enveloping algebras, Pacific Journal of Mathematics, 246 (2010), No. 2, 487–494. arXiv:0804.2281
• M.R. Bremner, I.R. Hentzel, L.A. Peresi, M.V. Tvalavadze, H. Usefi, Enveloping algebras of Malcev algebras, Comment. Math. Univ. Carolinae, 51 2 (2010) 157–174. arXiv:1008.2388
• M.R. Bremner, I.R. Hentzel, L.A. Peresi, H. Usefi, Universal enveloping algebras of the four-dimensional Malcev algebra, Contemp. Math., 483, (2009), 73–90. PDF
• H. Usefi, The restricted isomorphism problem for metacyclic restricted Lie algebras, Proceedings of the AMS, 136 (2008), no. 12, 4125–4133. PDF
• H. Usefi, Identifications in modular group algebras, Journal of Pure and Applied Algebra, 212 (2008), issue 10, 2182-2189. PDF
• H. Usefi, The Fox Problem for free restricted Lie algebras, International Journal of Algebra and Computation, 18 (2008), no. 2, 271-283. PDF
• H. Usefi, Fox-type problems in enveloping algebras, Journal of Algebra, 319 (2008) 2489–2495. PDF
• D.M. Riley and H. Usefi, The isomorphism problem for universal enveloping algebras of Lie algebras, Algebras and Representation Theory, 10 (2007), no. 6, 517-532. PDF
• D.M. Riley and H. Usefi, Restricted Lie algebras with subexponential growth, Contemp. Math., 420 (2006), 289-294. PDF
• D.M. Riley and H. Usefi, Lie algebras with finite Gelfand-Kirillov dimension, Proceedings of the AMS, 133 (2005), no. 6,1569-1572. PDF
• H. Usefi and R. Zaare-Nahandi, A note on minors of a generalized Hankel matrix, International Mathematical Journal, 3 (2003), no. 11, 1197-1201. PDF

Contact Information

If you are interested in collaborating or learning more about my work, feel free to reach out!

Email: usefi@mun.ca