Finkelstein, Maxim; Cha, Ji Hwan Reducing degradation and age of items in imperfect repair modeling. (English) Zbl 1505.90045 Test 31, No. 4, 1058-1081 (2022). MSC: 90B25 60K10 PDFBibTeX XMLCite \textit{M. Finkelstein} and \textit{J. H. Cha}, Test 31, No. 4, 1058--1081 (2022; Zbl 1505.90045) Full Text: DOI
Cha, Ji Hwan An extended class of univariate and multivariate generalized Pólya processes. (English) Zbl 1499.60308 Adv. Appl. Probab. 54, No. 3, 974-997 (2022). MSC: 60K10 62P30 PDFBibTeX XMLCite \textit{J. H. Cha}, Adv. Appl. Probab. 54, No. 3, 974--997 (2022; Zbl 1499.60308) Full Text: DOI
Cha, Ji Hwan; Mercier, Sophie Two reliability acceptance sampling plans for items subject to Wiener process of degradation. (English) Zbl 1491.62274 Methodol. Comput. Appl. Probab. 24, No. 3, 1651-1668 (2022). MSC: 62P30 62N05 PDFBibTeX XMLCite \textit{J. H. Cha} and \textit{S. Mercier}, Methodol. Comput. Appl. Probab. 24, No. 3, 1651--1668 (2022; Zbl 1491.62274) Full Text: DOI HAL
Cha, Ji Hwan; Finkelstein, Maxim; Levitin, Gregory Replacement policy for heterogeneous items subject to gamma degradation processes. (English) Zbl 1491.62273 Methodol. Comput. Appl. Probab. 24, No. 3, 1323-1340 (2022). MSC: 62P30 PDFBibTeX XMLCite \textit{J. H. Cha} et al., Methodol. Comput. Appl. Probab. 24, No. 3, 1323--1340 (2022; Zbl 1491.62273) Full Text: DOI
Cha, Ji Hwan; Finkelstein, Maxim Acceptance reliability sampling plan for discrete lifetime models. (English) Zbl 07548165 Statistics 55, No. 6, 1291-1309 (2021). MSC: 62-XX PDFBibTeX XMLCite \textit{J. H. Cha} and \textit{M. Finkelstein}, Statistics 55, No. 6, 1291--1309 (2021; Zbl 07548165) Full Text: DOI
Finkelstein, Maxim; Cha, Ji Hwan On degradation-based imperfect repair and induced generalized renewal processes. (English) Zbl 1492.60249 Test 30, No. 4, 1026-1045 (2021). MSC: 60K10 62P30 PDFBibTeX XMLCite \textit{M. Finkelstein} and \textit{J. H. Cha}, Test 30, No. 4, 1026--1045 (2021; Zbl 1492.60249) Full Text: DOI
Cha, Ji Hwan; Badía, F. G. On a multivariate generalized Polya process without regularity property. (English) Zbl 1483.60130 Probab. Eng. Inf. Sci. 34, No. 4, 484-506 (2020). MSC: 60K10 60E15 PDFBibTeX XMLCite \textit{J. H. Cha} and \textit{F. G. Badía}, Probab. Eng. Inf. Sci. 34, No. 4, 484--506 (2020; Zbl 1483.60130) Full Text: DOI
Lee, Hyunju; Cha, Ji Hwan A new general class of discrete bivariate distributions constructed by using the likelihood ratio. (English) Zbl 1443.62143 Stat. Pap. 61, No. 3, 923-944 (2020). MSC: 62H10 62G30 60E15 62P30 PDFBibTeX XMLCite \textit{H. Lee} and \textit{J. H. Cha}, Stat. Pap. 61, No. 3, 923--944 (2020; Zbl 1443.62143) Full Text: DOI
Cha, Ji Hwan; Finkelstein, Maxim Stochastic modelling of operational quality of \(k\)-out-of-\(n\) systems. (English) Zbl 1442.90059 Top 28, No. 2, 424-441 (2020). MSC: 90B25 60K10 PDFBibTeX XMLCite \textit{J. H. Cha} and \textit{M. Finkelstein}, Top 28, No. 2, 424--441 (2020; Zbl 1442.90059) Full Text: DOI
Cha, Ji Hwan; Mercier, Sophie Transformed Lévy processes as state-dependent wear models. (English) Zbl 1427.60184 Adv. Appl. Probab. 51, No. 2, 468-486 (2019). MSC: 60K10 60E15 60G51 62N05 PDFBibTeX XMLCite \textit{J. H. Cha} and \textit{S. Mercier}, Adv. Appl. Probab. 51, No. 2, 468--486 (2019; Zbl 1427.60184) Full Text: DOI HAL
Cha, Ji Hwan Poisson Lindley process and its main properties. (English) Zbl 1451.60050 Stat. Probab. Lett. 152, 74-81 (2019). Reviewer: Kurt Marti (München) MSC: 60G55 PDFBibTeX XMLCite \textit{J. H. Cha}, Stat. Probab. Lett. 152, 74--81 (2019; Zbl 1451.60050) Full Text: DOI
Badía, Francisco German; Sangüesa, Carmen; Cha, Ji Hwan Stochastic comparisons and multivariate dependence for the epoch times of trend renewal processes. (English) Zbl 1397.60047 J. Multivariate Anal. 168, 174-184 (2018). MSC: 60E15 60K10 PDFBibTeX XMLCite \textit{F. G. Badía} et al., J. Multivariate Anal. 168, 174--184 (2018; Zbl 1397.60047) Full Text: DOI
Badía, F. G.; Sangüesa, C.; Cha, Ji Hwan Univariate and multivariate stochastic comparisons and ageing properties of the generalized Pólya process. (English) Zbl 1401.60023 J. Appl. Probab. 55, No. 1, 233-253 (2018). MSC: 60E15 60K10 PDFBibTeX XMLCite \textit{F. G. Badía} et al., J. Appl. Probab. 55, No. 1, 233--253 (2018; Zbl 1401.60023) Full Text: DOI
Cha, Ji Hwan; Finkelstein, Maxim; Levitin, Gregory Optimal mission abort policy for partially repairable heterogeneous systems. (English) Zbl 1403.90262 Eur. J. Oper. Res. 271, No. 3, 818-825 (2018). MSC: 90B25 60E15 60G55 PDFBibTeX XMLCite \textit{J. H. Cha} et al., Eur. J. Oper. Res. 271, No. 3, 818--825 (2018; Zbl 1403.90262) Full Text: DOI
Badía, F. G.; Cha, Ji Hwan On bending (down and up) property of reliability measures in mixtures. (English) Zbl 1396.62236 Metrika 80, No. 4, 455-482 (2017). MSC: 62N05 60E15 62E10 PDFBibTeX XMLCite \textit{F. G. Badía} and \textit{J. H. Cha}, Metrika 80, No. 4, 455--482 (2017; Zbl 1396.62236) Full Text: DOI
Cha, Ji Hwan Analysis of reliability characteristics in the acceptance sampling tests. (English) Zbl 1514.62467 J. Appl. Stat. 43, No. 10, 1874-1891 (2016). MSC: 62-XX PDFBibTeX XMLCite \textit{J. H. Cha}, J. Appl. Stat. 43, No. 10, 1874--1891 (2016; Zbl 1514.62467) Full Text: DOI
Cha, Ji Hwan; Badía, F. G. An information-based burn-in procedure for minimally repaired items from mixed population. (English) Zbl 1410.90062 Appl. Stoch. Models Bus. Ind. 32, No. 4, 511-525 (2016). MSC: 90B25 PDFBibTeX XMLCite \textit{J. H. Cha} and \textit{F. G. Badía}, Appl. Stoch. Models Bus. Ind. 32, No. 4, 511--525 (2016; Zbl 1410.90062) Full Text: DOI
Lee, Hyunju; Cha, Ji Hwan On two general classes of discrete bivariate distributions. (English) Zbl 07671733 Am. Stat. 69, No. 3, 221-230 (2015). MSC: 62-XX PDFBibTeX XMLCite \textit{H. Lee} and \textit{J. H. Cha}, Am. Stat. 69, No. 3, 221--230 (2015; Zbl 07671733) Full Text: DOI
Lee, Hyunju; Cha, Ji Hwan Construction of two new general classes of bivariate distributions based on stochastic orders. (English) Zbl 1331.60028 J. Multivariate Anal. 142, 75-85 (2015). MSC: 60E05 62H10 PDFBibTeX XMLCite \textit{H. Lee} and \textit{J. H. Cha}, J. Multivariate Anal. 142, 75--85 (2015; Zbl 1331.60028) Full Text: DOI
Cha, Ji Hwan; Pulcini, Gianpaolo Burn-in procedure based on a dependent covariate process. (English) Zbl 1321.60185 Adv. Appl. Probab. 47, No. 2, 506-529 (2015). MSC: 60K10 62P30 PDFBibTeX XMLCite \textit{J. H. Cha} and \textit{G. Pulcini}, Adv. Appl. Probab. 47, No. 2, 506--529 (2015; Zbl 1321.60185) Full Text: DOI Euclid
Sangüesa, Carmen; Badía, Francisco German; Cha, Ji Hwan Preservation of ageing classes in deterioration models with independent increments. (English) Zbl 1334.60077 J. Inequal. Appl. 2014, Paper No. 200, 16 p. (2014). MSC: 60G51 60K10 60E15 26A51 PDFBibTeX XMLCite \textit{C. Sangüesa} et al., J. Inequal. Appl. 2014, Paper No. 200, 16 p. (2014; Zbl 1334.60077) Full Text: DOI
Badía, F. G.; Sangüesa, C.; Cha, J. H. Stochastic comparison of multivariate conditionally dependent mixtures. (English) Zbl 1292.60029 J. Multivariate Anal. 129, 82-94 (2014). MSC: 60E15 60K10 PDFBibTeX XMLCite \textit{F. G. Badía} et al., J. Multivariate Anal. 129, 82--94 (2014; Zbl 1292.60029) Full Text: DOI
Lee, Hyunju; Cha, Ji Hwan On construction of general classes of bivariate distributions. (English) Zbl 1295.60019 J. Multivariate Anal. 127, 151-159 (2014). MSC: 60E05 62H10 PDFBibTeX XMLCite \textit{H. Lee} and \textit{J. H. Cha}, J. Multivariate Anal. 127, 151--159 (2014; Zbl 1295.60019) Full Text: DOI
Cha, Ji Hwan On stochastic predictions of failure processes under population heterogeneity. (English) Zbl 1274.60261 J. Appl. Probab. 50, No. 3, 810-826 (2013). MSC: 60K10 62P30 PDFBibTeX XMLCite \textit{J. H. Cha}, J. Appl. Probab. 50, No. 3, 810--826 (2013; Zbl 1274.60261) Full Text: DOI Euclid
Cha, Ji Hwan; Yun, Won Young Modelling a general standby system and evaluation of its performance. (English) Zbl 1199.90009 Appl. Stoch. Models Bus. Ind. 24, No. 2, 159-169 (2008). Reviewer: A. D. Borisenko (Kyïv) MSC: 90B25 PDFBibTeX XMLCite \textit{J. H. Cha} and \textit{W. Y. Yun}, Appl. Stoch. Models Bus. Ind. 24, No. 2, 159--169 (2008; Zbl 1199.90009) Full Text: DOI