老年在线社区用户健康信息需求挖掘研究
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摘要
[目的/意义]研究老年在线社区用户的健康信息需求,为利用互联网开展精准的医学教育和科普服务提供依据,优化在线社区服务,吸引和鼓励更多老年人使用网络分享和获取健康信息。[方法/过程]本文采取网络文本挖掘的方法,选取老年论坛"老年人之家"中5 296条用户发布的健康相关文本作为语料库,利用TextRank和TF-IDF两种关键词抽取算法对每条文本抽取关键词,构造关键词共现网络,进行社会网络分析,识别重要关键词和主题,研究老年在线社区用户的健康信息需求。[结果/结论]老年在线社区用户信息需求主要可划分为中医养生原理与方法、生活方式调整与改变、疾病防治与应对老化、食品营养价值与功效4个类型,且不同需求类型间存在复杂的交错关系;用户表露的健康信息需求停留在生理健康层面,而心理健康和社会适应力是潜在的信息需求。通过网络文本挖掘的方法能有效利用用户生成的文本数据,展现用户健康信息需求并发现其中的问题。
[Purpose/Significance]Study on the health information needs of senior online community users can promote accurate medical education throug Intertnet,optimize online community services,and attract more elderly people to use the network to share and obtain health information.[Method/Process]This paper adopted the method of web text mining and selected 5296 pieces of health-related texts published by users in the"Older Home"forum as a corpus.TextRank and TF-IDF two keyword extraction algorithms were conducted to extract keywords for each text.Keywords co-occurrence network was constructed for social network analysis with important keywords and topics identification.[Result/Conclusion]The results showed that the health information needs of senior online community users could be divided into four types:principles and methods of TCM regimen,lifestyle adjustment and change,disease prevention and aging response,food nutrition value and efficacy.There were complex interlaced relationships among different types of needs.The health information needed expressed by users remain at the physiological level,while mental health and social resilience were potential information needs.The method of web text mining could effectively utilize user-generated text data to display user health information needs and discover problems.
[Purpose/Significance]Study on the health information needs of senior online community users can promote accurate medical education throug Intertnet,optimize online community services,and attract more elderly people to use the network to share and obtain health information.[Method/Process]This paper adopted the method of web text mining and selected 5296 pieces of health-related texts published by users in the"Older Home"forum as a corpus.TextRank and TF-IDF two keyword extraction algorithms were conducted to extract keywords for each text.Keywords co-occurrence network was constructed for social network analysis with important keywords and topics identification.[Result/Conclusion]The results showed that the health information needs of senior online community users could be divided into four types:principles and methods of TCM regimen,lifestyle adjustment and change,disease prevention and aging response,food nutrition value and efficacy.There were complex interlaced relationships among different types of needs.The health information needed expressed by users remain at the physiological level,while mental health and social resilience were potential information needs.The method of web text mining could effectively utilize user-generated text data to display user health information needs and discover problems.
引文
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[33]陈卓群.基于共词网络的社交媒体话题演化分析[J].情报科学,2015,(1):120-125.
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[2]中国互联网络信息中心.第41次《中国互联网络发展状况统计报告》[EB/OL].http://www.cnnic.net.cn/hlwfzyj/hlwxzbg/hlwtjbg/201803/t20180305_70249.htm,2018-07-10.
[3]Salovaara A,Lehmuskallio A,Hedman L,et al.Information Technologies and Transitions in the Lives of 55-65-year-olds:The Case of Colliding Life Interests[J].International Journal of Human-Computer Studies,2010,68(11):803-821.
[4]民政部网站.三部委关于印发《智慧健康养老产业发展行动计划(2017-2020年)》的通知[EB/OL].http://www.gov.cn/xinwen/2017-02/20/content_5169385.htm#,2018-07-08.
[5]柴雯,左美云,田雪松,等.老年用户使用在线社交网络的行为类型研究[J].情报杂志,2016,35(7):167-172.
[6]雷锋网.国务院办公厅正式发布《关于促进“互联网+医疗健康”发展的意见》[EB/OL].http://baijiahao.baidu.com/s?id=1599025146690165878&wfr=spider&for=pc,2018-07-08.
[7]朱婕,张艳英.试论个体的信息需求[J].情报科学,2008,26(12):1806-1809,1813.
[8]Griffin R J,Neuwirth K,Dunwoody S,et al.Information Sufficiency and Risk Communication[J].Media Psychology,2004,6(1):23-61.
[9]Reinfeldkirkman N,Kalucy E,Roeger L.The Relationship Between Self-reported Health Status and the Increasing Likelihood of South Australians Seeking Internet Health Information[J].Australian & New Zealand Journal of Public Health,2010,34(4):422-426.
[10]Robinson M,Robertson S.Health Information Needs of Men[J].Health Education Journal,2014,73(2):150-158.
[11]Kamali S,Ahmadian L,Khajouei R,et al.Health Information Needs of Pregnant Women:Information Sources,Motives and Barriers[J].Health Information and Libraries Journal,2018,35(1):24-37.
[12]Rodger D,Skuse A,Wilmore M,et al.Pregnant Women's Use of Information and Communications Technologies to Access Pregnancy-related Health Information in South Australia[J].Australian Journal of Primary Health,2013,19(4):308-312.
[13]Ruthven I,Buchanan S,Jardine C.Relationships,Environment,Health and Development:The Information Needs Expressed Online By Young First-time Mothers[J].Journal of the Association for Information Science and Technology,2018,69(8):985-995.
[14]Zhou E S,Bober S L,Nekhlyudov L,et al.Physical and Emotional Health Information Needs and Preferences of Long-term Prostate Cancer Survivors[J].Patient Education and Counseling,2016,99(12):2049-2054.
[15]Piazza M F,Galletta M,Portoghese I,et al.Meeting Psychosocial and Health Information Needs to Ensure Quality of Cancer Care in Outpatients[J].European Journal of Oncology Nursing,2017,29:98-105.
[16]Ankem K.Assessing Cancer Patients' Health Information Needs:A Standardised Approach[J].Information Research-an International Electronic Journal,2015,20(2):1-16.
[17]Ji Z,Zhang Y,Xu J,et al.Comparing Cancer Information Needs for Consumers in the US and China[J].Studies in Health Technology & Informatics,2017,245:126.
[18]Guo H,Na X,Li J.Qcorp:An Annotated Classification Corpus of Chinese Health Questions[J].BMC Medical Informatics and Decision Making,2018,18(1):16.
[19]孙欣然,孙金海,陈立富,等.老年人健康需求特点与健康管理对策[J].中国老年学杂志,2018,38(21):5364-5367.
[20]张馨遥,曹锦丹.网络环境下用户健康信息需求的影响因素分析[J].医学与社会,2010,23(9):25-27.
[21]Xie B.Multimodal Computer-Mediated Communication and Social Support among Older Chinese Internet Users[J].Journal of Computer-Mediated Communication,2010,13(3):728-750.
[22]Pan S.Examining the Effects of Social Networks Formed in a Senior-oriented Online Community on Older Participants' Subjective Well-being in China[J].Chinese Journal of Communication,2017,(5):1-20.
[23]Zaphiris P,Sarwar R.Trends,Similarities,and Differences in the Usage of Teen and Senior Public Online Newsgroups[J].ACM Transactions on Computer-Human Interaction,2006,13(13):403-422.
[24]Pfeil U,Zaphiris P.Investigating Social Network Patterns Within an Empathic Online Community for Older People[J].Computers in Human Behavior,2009,25(5):1139-1155.
[25]Kanayama T.Online Ethnographic Research on the Experience of Japanese Elderly People[J].New Media & Society,2003,5(2):267-288.
[26]阮光册.基于领域本体实现Web文本挖掘研究[J].图书情报工作,2011,55(18):116-120.
[27]夏立新,楚林,王忠义,等.基于网络文本挖掘的就业知识需求关系构建[J].图书情报知识,2016,(1):94-100.
[28]夏天.词向量聚类加权TextRank的关键词抽取[J].数据分析与知识发现,2017,1(2):28-34.
[29]Otte E,Rousseau R.Social Network Analysis:A Powerful Strategy,Also for the Information Sciences[J].Journal of information Science,2002,28(6):441-453.
[30]张坤,李晶,王文韬,等.我国分享经济领域热点主题的可视化研究 ——基于共词分析和社会网络分析[J].图书馆,2017,(12):66-71.
[31]牟冬梅,郑晓月,王萍,等.社会网络分析在学科知识结构研究上的方法思辨[J].情报理论与实践,2016,39(8):22-27.
[32]吉亚力,田文静,董颖.基于关键词共现和社会网络分析法的我国智库热点主题研究[J].情报科学,2015,(3):108-111.
[33]陈卓群.基于共词网络的社交媒体话题演化分析[J].情报科学,2015,(1):120-125.
[34]冯璐,冷伏海.共词分析方法理论进展[J].中国图书馆学报,2006,32(2):88-92.
[35]李纲,巴志超.共词分析过程中的若干问题研究[J].中国图书馆学报,2017,43(4):93-113.
[36]蔡永明,长青.共词网络 LDA 模型的中文短文本主题分析[J].情报学报,2018,37(3):305-317.
[37]世界卫生组织.常见的问题[EB/OL].http://www.who.int/suggestions/faq/zh/,2018-07-08.
[38]徐小龙,王方华.虚拟社区的知识共享机制研究[J].自然辩证法研究,2007,23(8):83-86.