| Challenge: | Existing graph neural networks can only process multi-hop relational reasoning on pre-defined graphs and cannot be directly applied in natural language relational reasoning. |
| Approach: | They propose a graph neural network with generated parameters using natural language sentences as inputs. |
| Outcome: | The proposed model can process relational reasoning on graphs and in natural language processing tasks. |
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| Challenge: | Recent studies for relation extraction (RE) leverage the dependency tree of the input sentence to improve performance. |
| Approach: | They propose to use a graph convolutional network to build a context graph without dependency parsers. |
| Outcome: | The proposed approach improves neural RE methods without dependency parsers on English benchmark datasets. |
Learning Reasoning Patterns for Relational Triple Extraction with Mutual Generation of Text and Graph (2022.findings-acl)
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| Challenge: | Existing methods focused on learning text patterns from explicit mentions but failed to extract the implicitly implied triples. |
| Approach: | They propose to construct a relational graph from a sentence and apply multi-layer graph convolutions to capture the type inference logic of the paths. |
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Neural Topic Modeling by Incorporating Document Relationship Graph (2020.emnlp-main)
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| Challenge: | Graph Topic Models (GNNs) capture relationships between graph nodes via message passing . recent research has focused on topic modeling using latent Dirichlet Allocation . |
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A Walk-based Model on Entity Graphs for Relation Extraction (P18-2)
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| Challenge: | Existing models treat each relation in a sentence individually, but a graph-based model needs to consider multiple relations between entities to model the dependencies among them. |
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Inter-sentence Relation Extraction with Document-level Graph Convolutional Neural Network (P19-1)
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| Challenge: | Existing methods for inter-sentence relation extraction do not fully exploit such dependencies. |
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Leveraging Dependency Forest for Neural Medical Relation Extraction (D19-1)
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Text Level Graph Neural Network for Text Classification (D19-1)
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| Challenge: | Recent researches have explored graph neural network (GNN) techniques on text classification, but they are faced with the problems of fixed corpus level graph structure which don’t support online testing and high memory consumption. |
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A Neural Edge-Editing Approach for Document-Level Relation Graph Extraction (2021.findings-acl)
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| Challenge: | Existing methods to extract relation information from documents do not capture interactions between entities. |
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Exploiting Semantics in Neural Machine Translation with Graph Convolutional Networks (N18-2)
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GraphRel: Modeling Text as Relational Graphs for Joint Entity and Relation Extraction (P19-1)
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| Challenge: | GraphRel is an end-to-end relation extraction model that uses graph convolutional networks to learn named entities and relations. |
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