8 citations · 12 across the 3 of their papers we have counts for
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stat.ME2020★ 3 cited
CauchyCP: a powerful test under non-proportional hazards using Cauchy combination of change-point Cox regressions
Hong Zhang, Qing Li, Devan V. Mehrotra +1
Non-proportional hazards data are routinely encountered in randomized clinical trials. In such cases, classic Cox proportional hazards model can suffer from severe power loss, with…
stat.ME2020★ 8 cited
An efficient and accurate approximation to the distribution of quadratic forms of Gaussian variables
Hong Zhang, Judong Shen, Zheyang Wu
In computational and applied statistics, it is of great interest to get fast and accurate calculation for the distributions of the quadratic forms of Gaussian random variables. Thi…