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基于多特征与多分类器融合的PPIE方法 被引量:1
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作者 王健 刘敏捷 林鸿飞 《计算机工程》 CAS CSCD 北大核心 2015年第11期207-212,共6页
从生物医学文献中自动地抽取蛋白质相互作用(PPI)关系是文本挖掘的一项重要任务。考虑到特征和分类器的选择对于PPI任务的重要性,提出一种基于丰富特征和多分类器融合的蛋白质关系抽取方法。选取15种词法、句法及语义特征,融合3种分类器... 从生物医学文献中自动地抽取蛋白质相互作用(PPI)关系是文本挖掘的一项重要任务。考虑到特征和分类器的选择对于PPI任务的重要性,提出一种基于丰富特征和多分类器融合的蛋白质关系抽取方法。选取15种词法、句法及语义特征,融合3种分类器,采用文档级别的10倍交叉验证方法,在5个公开的PPI基准语料上进行评估实验,结果表明,该方法在AIMed语料上取得的F值和AUC值分别为63.7%和87.8%,具有良好的抽取性能。 展开更多
关键词 蛋白质相互作用关系抽取 丰富特征 支持向量机 最大熵 图核
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A survey of current trends in computational predictions of protein-protein interactions 被引量:1
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作者 Yanbin WANG Zhuhong YOU +1 位作者 Liping LI Zhanheng CHEN 《Frontiers of Computer Science》 SCIE EI CSCD 2020年第4期1-12,共12页
Proteomics become an important research area of interests in life science after the completion of the human genome project.This scientific is to study the characteristics of proteins at the large-scale data level,and ... Proteomics become an important research area of interests in life science after the completion of the human genome project.This scientific is to study the characteristics of proteins at the large-scale data level,and then gain a holistic and comprehensive understanding of the process of disease occurrence and cell metabolism at the protein level.A key issue in proteomics is how to efficiently analyze the massive amounts of protein data produced by high-throughput technologies.Computational technologies with low-cost and short-cycle are becoming the preferred methods for solving some important problems in post-genome era,such as protein-protein interactions(PPIs).In this review,we focus on computational methods for PPIs detection and show recent advancements in this critical area from multiple aspects.First,we analyze in detail the several challenges for computational methods for predicting PPIs and summarize the available PPIs data sources.Second,we describe the state-of-the-art computational methods recently proposed on this topic.Finally,we discuss some important technologies that can promote the prediction of PPI and the development of computational proteomics. 展开更多
关键词 PROTEOMICS protein-protein interactions protein feature extraction computational proteomics
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