The gradient function as an exploratory goodness-of-fit assessment of the random-effects distribution in mixed models혼합 모형에서 랜덤 효과 분포의 탐색적 적합성 평가로서의 기울기 함수journal-article Published on 2013-07-012024-08-01 Journal: Biostatistics [Category] 백선증, [키워드] Directional derivative Gradient latent variables mixed models Random effects Random-effects distribution. [DOI] 10.1093/biostatistics/kxs059 [Article Type] journal-article