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Summary of Uncertainty Quantification For Cross-subject Motor Imagery Classification, by Prithviraj Manivannan et al.


Uncertainty Quantification for cross-subject Motor Imagery classification

by Prithviraj Manivannan, Ivo Pascal de Jong, Matias Valdenegro-Toro, Andreea Ioana Sburlea

First submitted to arxiv on: 14 Mar 2024

Categories

  • Main: Machine Learning (cs.LG)
  • Secondary: Computer Vision and Pattern Recognition (cs.CV)

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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
Uncertainty Quantification aims to determine when a Machine Learning model’s prediction is likely to be wrong. In Computer Vision research, methods for determining epistemic uncertainty (model uncertainty) have been explored. These methods theoretically allow for predicting misclassifications due to inter-subject variability. This paper applied various Uncertainty Quantification methods to predict misclassifications for a Motor Imagery Brain Computer Interface using Deep Ensembles, which performed best in terms of classification performance and cross-subject Uncertainty Quantification performance. Notably, standard CNNs with Softmax output performed better than some advanced methods.
Low GrooveSquid.com (original content) Low Difficulty Summary
This paper is about making sure Machine Learning models are reliable. Sometimes, these models can make mistakes, but we want to know when that’s going to happen. The researchers used different techniques to figure out how likely it was for a model to be wrong. They tested these techniques on a special kind of computer interface that helps people with paralysis control devices. The best technique they found was called Deep Ensembles. It did a great job at predicting when the model might make a mistake.

Keywords

* Artificial intelligence  * Classification  * Machine learning  * Softmax