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Network Embedding With Dual Generation Tasks
DOI:10.1109/TKDE.2022.3187851.png)
摘要
En 中文
We study the problem of Network Embedding (NE) for content-rich networks. NE models aim to learn efficient low-dimensional dense vectors for network vertices which are crucial to many network analysis tasks. The core problem of content-rich network embedding is to learn and integrate the semantic information conveyed by network structure and node content. In this paper, we propose a general end-to-end model, Dual GEnerative Network Embedding (DGENE), to leverage the complementary information of network structure and content. In this model, each vertex is regarded as an object with two modalities: node identity and textual content. Then we formulate two dual generation tasks, Node Identification (NI) which recognizes nodes' identities given their contents, and Content Generation (CG) which generates textual contents given the nodes' identities. We develop specific Content2Node and Node2Content models for the two tasks. Under the DGENE framework, the two dual models are learned by sharing and integrating intermediate layers. Extensive experimental results show that our model yields a significant performance gain compared to the state-of-the-art NE methods. Moreover, our model has an interesting and useful byproduct, that is, a component of our model can generate texts and nodes, which is potentially useful for many tasks.
Keyword:
Task analysis
Adaptation models
Semantics
Probabilistic logic
Machine translation
Decoding
Recurrent neural networks
Network embedding
content-rich network
dual generation tasks
node identification
content generation
期刊
IF:
10.4
论文数:
6.8K
被引数:
3.2W
机构
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