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GATE: Graph Attention Transformer Encoder for Cross-lingual Relation and Event Extraction

AAAI 2021 · Graph learning › Knowledge and temporal graphs · approach: Graph-based dialog systems · 76 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
use syntactic-distance attention instead of standard Transformer self-attentionGATE encoder · ACE05 single-source transferF-score (%): average improvement of 4.7% and 1.3%Helped
use syntactic-distance attention instead of sequential relative-position representationsGATE encoder · ACE05 single-source transferF-score (%): average improvement of 1.3% and 1.9%Helped
use GATE rather than Transformer_RPRACE05 En→Zh single-source relation extraction · ACE05 En→ZhF-score (%): 58.0 -> 55.1Hurt
use GATE rather than Transformer_RPRACE05 {En,Ar}→Zh multi-source event argument role labeling · ACE05 {En,Ar}→ZhF-score (%): 68.4 -> 65.3Hurt
use GATE rather than Transformer_RPRACE05 {En,Ar}→Zh multi-source relation extraction · ACE05 {En,Ar}→ZhF-score (%): 62.3 -> 57.9Hurt
replace M-BERT word features with XLM-R (ablation)GATE · ACE05 En→Ar event argument role labelingF-score (%): 54.8 -> 61.7Helped
replace M-BERT word features with multilingual word embeddings (ablation)GATE · ACE05 En→Zh event argument role labelingF-score (%): 57.1 -> 35.9Hurt
add POS tag embeddings to M-BERT (ablation)GATE · ACE05 En→Zh event argument role labelingF-score (%): 52.5 -> 49.3Hurt
add dependency relation label embeddings to M-BERT (ablation)GATE · ACE05 En→Zh event argument role labelingF-score (%): 52.5 -> 49.7Hurt
add entity type embeddings to M-BERT (ablation)GATE · ACE05 En→Zh event argument role labelingF-score (%): 52.5 -> 57.8Helped
add entity type embeddings to M-BERT (ablation)GATE · ACE05 En→Ar event argument role labelingF-score (%): 47.4 -> 60.2Helped
drop directional information from relative structural position encoding (ablation)relative structural position baseline · ACE05 En→Ar event argument role labelingF-score (%): 47.1 -> 52.2Helped

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