TaBERT: Pretraining for Joint Understanding of Textual and Tabular Data (2020.acl-main)
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| Challenge: | Recent years have witnessed the burgeoning of pretrained language models (LMs) for text-based natural language understanding tasks. |
| Approach: | They propose a pretrained language model that jointly learns representations for NL sentences and (semi-)structured tables. |
| Outcome: | The proposed model performs best on the weakly-supervised semantic parsing benchmark WikiTableQuestions while performing competitively on the text-to-SQL dataset Spider. |
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| Challenge: | Recent studies on detecting pretraining data in large language models have focused on sentence-level membership inference attacks (MIAs) but these methods often exhibit poor accuracy, failing to account for the semantic importance of textual content and word significance. |
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Structural Encoding and Pre-training Matter: Adapting BERT for Table-Based Fact Verification (2021.eacl-main)
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| Challenge: | Existing research on fact verification focuses on unstructured textual evidence, but it is still underexplored. |
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| Challenge: | Pretraining techniques have achieved great success on table-to-text generation. |
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| Challenge: | Pretraining methods are convenient, but expensive in terms of time and resources. |
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