Visual Supervision in Bootstrapped Information Extraction (D18-1)

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Challenge: a list-based interface populated with informative samples is effective for data annotation . a 2D scatterplot populated by diverse and representative samples yields improved models .
Approach: They propose a list-based interface that can be used to build efficient and effective data annotation models.
Outcome: The proposed model learns the distributional similarity of entities through the patterns that match them in a large corpus while being discriminative with respect to human-labeled and machine-promoted entities.

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Challenge: Weak supervision and data programming are powerful tools to support information extraction models.
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Entity or Relation Embeddings? An Analysis of Encoding Strategies for Relation Extraction (2024.findings-emnlp)

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Challenge: Existing approaches to relation extraction use concatenating embeddings of head and tail entities . however, such representations capture the types of the entities involved, leading to false positives and confusion between relations involving entities of the same type.
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Bootstrapping Neural Relation and Explanation Classifiers (2023.acl-short)

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Challenge: supervised approaches that use only rules to explain the outputs of the relation classifier are data hungry and expensive to obtain.
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A Little Annotation does a Lot of Good: A Study in Bootstrapping Low-resource Named Entity Recognizers (D19-1)

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Challenge: Named entity recognition models rely on large amounts of labeled data, making them challenging to extend to new, lower-resource languages.
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Weakly- and Semi-supervised Evidence Extraction (2020.findings-emnlp)

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Challenge: Existing methods to combine evidence annotations with document labels are limited to a minority of training examples.
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An Exploration of Three Lightly-supervised Representation Learning Approaches for Named Entity Classification (C18-1)

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Challenge: a recent study compares semi-supervised learning methods with bootstrapping methods . semi-semi-supervised methods reduce the amount of semantic drift introduced by iterative approaches .
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Progressive Adversarial Learning for Bootstrapping: A Case Study on Entity Set Expansion (2021.emnlp-main)

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Challenge: Existing methods for entity set expansion define the expansion boundary using seed-based distance metrics, which are hard to adjust due to the extremely sparse supervision.
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DOCENT: Learning Self-Supervised Entity Representations from Large Document Collections (2021.eacl-main)

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Challenge: Using pre-trained models, we learn to jointly predict words and entities from multiple text sources without any human supervision.
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Reassessing Active Learning Adoption in Contemporary NLP: A Community Survey (2026.eacl-long)

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Challenge: a longstanding strategy to reduce annotation costs is active learning . data annotation is expected to remain important and active learning to stay relevant .
Approach: They conduct an online survey to assess the perceived relevance of data annotation and active learning . they propose a strategy to reduce annotation costs using active learning, an iterative process .
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META: Metadata-Empowered Weak Supervision for Text Classification (2020.emnlp-main)

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Challenge: Existing methods for weakly supervised text classification use text data alone to generate pseudo-labels . strong label indicators exist in metadata and it has been long overlooked due to challenges .
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