基于组合分词方法和LDA模型的区块链金融产业关键技术识别研究  

Research on Identification of Key Technologies in Blockchain Financial Industry Based on Combined Word Segmentation Method and LDA Model

作　　者：吕鲲 陈箫羽 靖继鹏[2] Lü Kun;Chen Xiaoyu;Jing Jipeng(Business School,Ningbo University,Ningbo 315211;School of Business and Management,Jilin University,Changchun 130022)

机构地区：[1]宁波大学商学院,宁波315211 [2]吉林大学商学与管理学院,长春130022

出　　处：《图书情报工作》2022年第19期110-121,共12页Library and Information Service

基　　金：国家社会科学基金青年项目"‘双碳’目标下‘技术-经济-区域’信息融合的创新生态系统构建及其协同演化研究"(项目编号:22CTQ028)研究成果之一。

摘　　要：[目的/意义]在区块链金融飞速发展的背景下,识别区块链金融产业的关键技术,有助于相关部门制定更加精准的风险防范措施和技术监管政策,以期增强区块链应用的合法性和可控性,保障金融稳定。[方法/过程]通过收集区块链金融的专利数据,利用组合分词方法和LDA模型识别关键技术主题,拟定关键技术,再根据产业关键技术特征衡量指标判定区块链金融的关键技术,并探究识别结果对于促进区块链金融产业发展的作用。[结果/结论]研究发现区块链金融产业的三大关键技术为点对点分布式技术、共识机制、哈希算法与加密技术,并从上述识别结果出发对区块链金融的技术提升和监管提出建议。[Purpose/Significance]In the background of the rapid development of blockchain finance,identifying the key technologies of blockchain finance industry will help relevant departments formulate more accurate risk prevention measures and technical supervision policies,so as to enhance the legitimacy and controllability of blockchain application and ensure financial stability.[Method/Process]By collecting the patent data of blockchain finance,this paper used the combined word segmentation method and LDA model to identify key technical topics,and formulated key technologies.Then it determined the key technologies of blockchain finance according to the key technical characteristics of the industry,and explored the role of the identification results in promoting the development of the blockchain finance industry.[Result/Conclusion]The research finds that the three key technologies of the blockchain finance industry are point-to-point distributed technology,consensus mechanism,hash algorithm and encryption technology,and consensus mechanism.Based on the above identification results,this paper puts forward suggestions on the technical improvement and supervision of blockchain finance.

关 键 词：区块链金融 关键技术 技术识别 组合分词 LDA模型 

分 类 号：F832[经济管理—金融学] G250[文化科学—图书馆学]