99 citations · 218 across the 6 of their papers we have counts for
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math.ST2013★ 99 cited
Multivariate varying coefficient model for functional responses
Hongtu Zhu, Runze Li, Linglong Kong
Motivated by recent work studying massive imaging data in the neuroimaging literature, we propose multivariate varying coefficient models (MVCM) for modeling the relation between m…
math.ST2008★ 88 cited
Perturbation selection and influence measures in local influence analysis
Hongtu Zhu, Joseph G. Ibrahim, Sikyum Lee +1
Cook's [J. Roy. Statist. Soc. Ser. B 48 (1986) 133--169] local influence approach based on normal curvature is an important diagnostic tool for assessing local influence of minor p…
math.ST2006★ 27 cited
Generalized score test of homogeneity for mixed effects models
Hongtu Zhu, Heping Zhang
Many important problems in psychology and biomedical studies require testing for overdispersion, correlation and heterogeneity in mixed effects and latent variable models, and scor…