作者：禅与计算机程序设计艺术1.简介1.1引言Graphsareanimportantconceptinmoderndatascienceandmachinelearningthathaveawiderangeofapplicationsinnaturallanguageprocessing(NLP),socialnetworksanalysis,bioinformatics,computersecurity,recommendationsystems,etc.OneofthemostpopulargraphlibrariesforApacheSparkiscalledGraphXwhichp