Article portrait extraction method and device, electronic equipment and storage medium

The embodiment of the invention provides an article portrait extraction method and device, electronic equipment and a storage medium, and the method comprises the steps: extracting the topic probability distribution of each article in a corpus based on a word frequency matrix corresponding to the corpus, and determining a topic keyword set of each article based on the topic probability distribution of each article; clustering all articles in the corpus based on a text vector matrix corresponding to the corpus to obtain a plurality of clusters; performing keyword extraction on each cluster in the plurality of clusters to obtain a cluster keyword set of each cluster, and determining a cluster center article title of each cluster; for each article, determining article keywords of the article based on the subject keyword set of the article and the cluster keyword set of the cluster to which the article belongs; according to the method, the article portrait of the article is determined based on the article keyword