document: Focused crawling by exploiting anchor text using decision tree Focused crawlers are considered as a promising way to tackle the scalability problem of topic-oriented or personalized search engines . To design a focused crawler , the choice of strategy for prioritizing unvisited URLs is crucial . In this paper , we propose a method using a decision tree on anchor texts of hyperlinks . We conducted experiments on the real data sets of four Japanese universities and verified our approach .
doc_bio_tags: B I O O B I O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O