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Main Authors: Cook, Owen, Vasilakes, Jake, Roberts, Ian, Song, Xingyi
Format: Preprint
Published: 2025
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Online Access:https://arxiv.org/abs/2504.00589
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author Cook, Owen
Vasilakes, Jake
Roberts, Ian
Song, Xingyi
author_facet Cook, Owen
Vasilakes, Jake
Roberts, Ian
Song, Xingyi
contents Data annotation is an essential component of the machine learning pipeline; it is also a costly and time-consuming process. With the introduction of transformer-based models, annotation at the document level is increasingly popular; however, there is no standard framework for structuring such tasks. The EffiARA annotation framework is, to our knowledge, the first project to support the whole annotation pipeline, from understanding the resources required for an annotation task to compiling the annotated dataset and gaining insights into the reliability of individual annotators as well as the dataset as a whole. The framework's efficacy is supported by two previous studies: one improving classification performance through annotator-reliability-based soft-label aggregation and sample weighting, and the other increasing the overall agreement among annotators through removing identifying and replacing an unreliable annotator. This work introduces the EffiARA Python package and its accompanying webtool, which provides an accessible graphical user interface for the system. We open-source the EffiARA Python package at https://github.com/MiniEggz/EffiARA and the webtool is publicly accessible at https://effiara.gate.ac.uk.
format Preprint
id arxiv_https___arxiv_org_abs_2504_00589
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Efficient Annotator Reliability Assessment with EffiARA
Cook, Owen
Vasilakes, Jake
Roberts, Ian
Song, Xingyi
Computation and Language
Machine Learning
Data annotation is an essential component of the machine learning pipeline; it is also a costly and time-consuming process. With the introduction of transformer-based models, annotation at the document level is increasingly popular; however, there is no standard framework for structuring such tasks. The EffiARA annotation framework is, to our knowledge, the first project to support the whole annotation pipeline, from understanding the resources required for an annotation task to compiling the annotated dataset and gaining insights into the reliability of individual annotators as well as the dataset as a whole. The framework's efficacy is supported by two previous studies: one improving classification performance through annotator-reliability-based soft-label aggregation and sample weighting, and the other increasing the overall agreement among annotators through removing identifying and replacing an unreliable annotator. This work introduces the EffiARA Python package and its accompanying webtool, which provides an accessible graphical user interface for the system. We open-source the EffiARA Python package at https://github.com/MiniEggz/EffiARA and the webtool is publicly accessible at https://effiara.gate.ac.uk.
title Efficient Annotator Reliability Assessment with EffiARA
topic Computation and Language
Machine Learning
url https://arxiv.org/abs/2504.00589