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An Information Retrieval Approach to Building Datasets for Hate Speech Detection

NeurIPS 2021 · Label-efficient and robust learning › Recognition and long-tail · approach: Multilingual language representation pretraining · 1 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
Use pooling instead of keyword search combined with random sampling to select tweets for annotationHate speech dataset construction · Twitter hate speech datasetrelative coverage: 10.40% -> 14.60%Helped
Use pooling instead of keyword search combined with random sampling to select tweets for annotationHate speech dataset construction · Twitter hate speech datasetprevalence: 4.96% -> 14.12%Helped
Test on tweets without known hate words rather than tweets with themBERT hate speech classifier · Our dataset test setF1 (Hate): 47.79 -> 26.66Hurt
Test on tweets without known hate words rather than tweets with themLSTM hate speech classifier · Our dataset test setF1 (Hate): 35.07 -> 14.28Hurt
Test on tweets without known hate words rather than tweets with themBiLSTM hate speech classifier · Our dataset test setF1 (Hate): 34.78 -> 8.695Hurt
Use active learning (SAL or CAL) instead of passive random document selection (SPL)Active-learning annotation selection · Retrospective evaluation on the pooling-selected documentsF1Helped
Select likely hateful tweets with CAL rather than uncertain tweets with SALActive-learning annotation selection · Retrospective evaluation on the pooling-selected documentsF1Helped
Represent tweets with BERT contextual embeddings rather than TF-IDFActive-learning annotation selection · Retrospective evaluation on the pooling-selected documentsF1Helped
Annotate 50% of the pooling-selected documents using active learningActive-learning annotation selection · Retrospective evaluation on the pooling-selected documentsF1: F_1 ≥ 0.9Helped
Annotate 50% of the pooling-selected documents using active learningActive-learning annotation selection · Retrospective evaluation on the pooling-selected documentsprevalence of hateful documents found: 80%Helped

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