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Summary of Explainable Ai For Survival Analysis: a Median-shap Approach, by Lucile Ter-minassian et al.


Explainable AI for survival analysis: a median-SHAP approach

by Lucile Ter-Minassian, Sahra Ghalebikesabi, Karla Diaz-Ordaz, Chris Holmes

First submitted to arxiv on: 30 Jan 2024

Categories

  • Main: Machine Learning (cs.LG)
  • Secondary: Methodology (stat.ME); Machine Learning (stat.ML)

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GrooveSquid.com Paper Summaries

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Summary difficulty Written by Summary
High Paper authors High Difficulty Summary
Read the original abstract here
Medium GrooveSquid.com (original content) Medium Difficulty Summary
This paper proposes a novel approach to explainable AI in medical applications. Specifically, it focuses on Shapley values, which have gained popularity for locally interpreting machine learning models. However, the authors highlight that the interpretation of these values strongly depends on two factors: the summary statistic and the estimator used. They introduce median-SHAP, a method designed to address this issue in survival analysis, where models predict individual patient outcomes.
Low GrooveSquid.com (original content) Low Difficulty Summary
Machine learning is being used more often in medicine, but we need ways to understand how the computers make their decisions. One way is called Shapley values, which helps us see why a computer made a certain decision. But what if we’re trying to figure out why a model predicted someone’s chance of living or dying? We need a special kind of Shapley value just for that. This paper shows how to make those values work better in situations where time is important.

Keywords

* Artificial intelligence  * Machine learning