RT Journal T1 Educational Resource Search Strategy Based on ElasticSearch and Semantic Similarity Matching A1 TAO Lei,SU Chenyang,LI Zhengdan,ZHU Jingwen,ZHANG Yuzhi PB Frontiers of Data and Computing FD 2022-04-20 YR 2022 JF Frontiers of Data and Domputing JO Frontiers of Data and Computing VO 4 IS 2 SP 50 DO 10.11871/jfdc.issn.2096-742X.2022.02.005 K1 ;ElasticSearch;text similarity;search strategy;knowledge graph LK {http://www.jfdc.cnic.cn/EN/article/article_198.shtml}