3 papers
stat.ML2020
An implicit function learning approach for parametric modal regression
Yangchen Pan, Ehsan Imani, Martha White +1
For multi-valued functions---such as when the conditional distribution on targets given the inputs is multi-modal---standard regression approaches are not always desirable because…
cs.LG2018
An Off-policy Policy Gradient Theorem Using Emphatic Weightings
Ehsan Imani, Eric Graves, Martha White
Policy gradient methods are widely used for control in reinforcement learning, particularly for the continuous action setting. There have been a host of theoretically sound algorit…
stat.ML2018
Improving Regression Performance with Distributional Losses
Ehsan Imani, Martha White
There is growing evidence that converting targets to soft targets in supervised learning can provide considerable gains in performance. Much of this work has considered classificat…