V2EX hetnet

Hetnet

释义 Definition

hetnet(名词,常用于计算生物学/数据科学):异质网络,指由多种类型的节点(实体)和/或多种类型的边(关系)构成的网络,用来在同一图结构中表示不同类别对象及其关联(例如:药物基因疾病通路等)。也常被视为一种知识图谱(knowledge graph)的建模方式。

发音 Pronunciation

/htnt/

例句 Examples

We built a hetnet to connect drugs, genes, and diseases.
我们构建了一个异质网络,用来连接药物、基因和疾病。

By analyzing paths in the hetnet, the team predicted new uses for existing medicines with higher accuracy than baseline models.
通过分析异质网络中的路径,团队比基线模型更准确地预测了现有药物的新用途。

词源 Etymology

hetnet 通常被视为 heterogeneous network(异质网络)的缩略/合成写法:het- 来自 heterogeneous(异质的、不同种类的),**-net** 来自 network(网络)。该词在网络科学与生物医学信息学中逐渐流行,用于强调“多类型实体与多关系”的图结构特点。

相关词 Related Words

文学与作品 Literary Works

  • Himmelstein, D. S., et al. “Systematic integration of biomedical knowledge prioritizes drugs for repurposing.” eLife(2017)以 Hetionet 为代表的异质网络/知识图谱整合与药物再利用研究中常见该术语或其概念。
  • Barabási, A.-L. Network Medicine: From Obesity to the “Diseasome”(网络医学相关著作与综述体系)虽不一定固定使用“hetnet”拼写,但“异质网络/多类型关系网络”的思想与用法在网络医学语境中频繁出现。
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