Optimal probability weights for estimating causal effects of time-varying treatments with marginal structural Cox models.
Sign Up to like & getrecommendations! Published in 2019 at "Statistics in medicine"
DOI: 10.1002/sim.8080
Abstract: Marginal structural Cox models have been used to estimate the causal effect of a time-varying treatment on a survival outcome in the presence of time-dependent confounders. These methods rely on the positivity assumption, which states… read more here.
Keywords: cox models; time varying; time; marginal structural ... See more keywords
Optimal Probability Weights for Inference With Constrained Precision
Sign Up to like & getrecommendations! Published in 2018 at "Journal of the American Statistical Association"
DOI: 10.1080/01621459.2017.1375932
Abstract: ABSTRACT Probability weights are used in many areas of research including complex survey designs, missing data analysis, and adjustment for confounding factors. They are useful analytic tools but can lead to statistical inefficiencies when they… read more here.
Keywords: probability weights; weighted estimator; precision; weights inference ... See more keywords
Revisiting the Optimal Probability Estimator from Small Samples for Data Mining
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Applied Mathematics and Computer Science"
DOI: 10.2478/amcs-2019-0058
Abstract: Abstract Estimation of probabilities from empirical data samples has drawn close attention in the scientific community and has been identified as a crucial phase in many machine learning and knowledge discovery research projects and applications.… read more here.
Keywords: estimation; small samples; probability; probability estimation ... See more keywords