2 citations · 4 across the 2 of their papers we have counts for
3 papers
stat.ML2021★ 2 cited
On the Self-Penalization Phenomenon in Feature Selection
Michael I. Jordan, Keli Liu, Feng Ruan
We describe an implicit sparsity-inducing mechanism based on minimization over a family of kernels: \begin{equation*} \min_{β, f}~\widehat{\mathbb{E}}[L(Y, f(β^{1/q} \odot X)] + λ_…
stat.ME2020★ 2 cited
A Self-Penalizing Objective Function for Scalable Interaction Detection
Keli Liu, Feng Ruan
We tackle the problem of nonparametric variable selection with a focus on discovering interactions between variables. With variables there are possible order- inter…
stat.ME2018
More powerful post-selection inference, with application to the Lasso
Keli Liu, Jelena Markovic, Robert Tibshirani
Investigators often use the data to generate interesting hypotheses and then perform inference for the generated hypotheses. P-values and confidence intervals must account for this…