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Summary of Explainable Data-driven Modeling Via Mixture Of Experts: Towards Effective Blending Of Grey and Black-box Models, by Jessica Leoni et al.


Explainable data-driven modeling via mixture of experts: towards effective blending of grey and black-box models

by Jessica Leoni, Valentina Breschi, Simone Formentin, Mara Tanelli

First submitted to arxiv on: 30 Jan 2024

Categories

  • Main: Machine Learning (cs.LG)
  • Secondary: Systems and Control (eess.SY)

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GrooveSquid.com Paper Summaries

GrooveSquid.com’s goal is to make artificial intelligence research accessible by summarizing AI papers in simpler terms. Each summary below covers the same AI paper, written at different levels of difficulty. The medium difficulty and low difficulty versions are original summaries written by GrooveSquid.com, while the high difficulty version is the paper’s original abstract. Feel free to learn from the version that suits you best!

Summary difficulty Written by Summary
High Paper authors High Difficulty Summary
Read the original abstract here
Medium GrooveSquid.com (original content) Medium Difficulty Summary
The proposed framework combines traditional first-principle-based models with machine learning approaches to achieve a balance between accuracy and complexity. A “mixture of experts” rationale enables the fusion of diverse local models, leveraging the strengths of both methods. The approach supports independent training of experts and allows for collaborative or competitive learning paradigms. To enhance interpretability, abrupt variations in expert combination are penalized. Experimental results demonstrate the effectiveness of the framework in producing an interpretable combination of models that closely resembles target phenomena.
Low GrooveSquid.com (original content) Low Difficulty Summary
This paper combines two different approaches to make a better model. The first approach is based on physical rules and the second is machine learning. They join these two together so they can be both accurate and easy to understand. It lets them train each part separately, then combine them in different ways. To make it even more understandable, they added a rule that prevents big changes in how the parts are combined. This works really well and makes the model look like what they were trying to predict.

Keywords

* Artificial intelligence  * Machine learning  * Mixture of experts