Masafumi Iwanaga, Keishi Tajima, Yoko Yamakata Next Topic Recommendation for Influencers on Social Media Proc. of IEEE International Conference on BigData, pp.??-??, IEEE Computer Society Press, December 2024 (IEEE Xplore, IEEE CS DL) abstract #ソーシャルネットワーク分析#WashingtonDC#USA Hirotaka Nagashima, Keishi Tajima Automatic Construction of Expiration Time Expression Dataset from Retweets Companion Proc. of 33th The Web Conference, pp.545-548, ACM Press, May 2024 (ACM DL) abstract full text poster BibTex entry short promo video #ソーシャルネットワーク分析#情報検索#Singapore Mamoru Yamakawa, Keishi Tajima A Centrality for Social Media Users Focusing on Information-Gathering Ability Proc. of 34th ACM Conference on Hypertext, pp.32:1-32:9, ACM Press, September 2023 (ACM DL) abstract ACM DL slides BibTex entry #ソーシャルネットワーク分析#Rome#Italy Shuhei Kobayashi, Keishi Tajima Real-World Popularity Estimation from Community Structure of Followers on SNS Proc. of IEEE/WIC/ACM International Conferences on Web Intelligence and Intelligent Agent Technology, pp.238-334, IEEE Computer Society Press, November 2022 (IEEE Xplore, IEEE CS DL) abstract full text slides BibTex entry #Web情報分析#ソーシャルネットワーク分析#NiagaraFalls#Canada Taka Menishi, Keishi Tajima Identifying Tags Describing Image Contents Proc. of 30th ACM Conference on Hypertext, pp.297-298, ACM Press, September 2019 (ACM DL) abstract full text (ACM DL) poster BibTex entry #ソーシャルネットワーク分析#情報検索#Hof#Germany Daisuke Kataoka, Keishi Tajima, SNS Retrieval Based on User Profile Estimation Using Transfer Learning from Web Search Proc. of IEEE/WIC/ACM International Conferences on Web Intelligence, pp.278-285, IEEE Computer Society Press, December 2018 (IEEE Xplore, IEEE CS DL) abstract full text slides BibTex entry #ソーシャルネットワーク分析#クラウドソーシング#情報検索#Santiago#Chile Daichi Imamori, Keishi Tajima, Predicting Popularity of Twitter Accounts through the Discovery of Link-Propagating Early Adopters Proc. of 25th ACM International Conference on Information and Knowledge Management, pp.639-648, ACM Press, October 2016 (ACM DL) abstract full text slides BibTex entry #ソーシャルネットワーク分析#Indianapolis#USA Hikaru Takemura, Keishi Tajima, Classification of Twitter Accounts into Targeting Accounts and Non-Targeting Accounts Proc. of 27th ACM Conference on Hypertext and Social Media, pp. 291-296, ACM Press, July 2016 (ACM DL) abstract full text slides BibTex entry #ソーシャルネットワーク分析#Halifax#Canada Ming Li, Keishi Tajima, Automatic Generation of Authentication Questions from Private Messages Proc. of IEEE/WIC/ACM International Conferences on Web Intelligence and Intelligent Agent Technologies, pp.505-510, IEEE Computer Society Press, December 2015 (IEEE Xplore, IEEE CS DL) abstract full text slides BibTex entry #Web情報分析#ソーシャルネットワーク分析#Singapore Hikaru Takemura, Atsushi Tanaka, Keishi Tajima, Classification of Twitter Follow Links Based on the Followers’ Intention Proc. of 30th ACM Symposium on Applied Computing, pp. 1174-1180, ACM Press, April 2015 (ACM DL) abstract full text slides BibTex entry #ソーシャルネットワーク分析#Salamanca#Spain Atsushi Tanaka, Hikaru Takemura, Keishi Tajima, Why You Follow: A Classification Scheme for Twitter Follow Links Proc. of 25th ACM Conference on Hypertext and Hypermedia, pp. 324-326, ACM Press, September 2014 (ACM DL) abstract full text poster BibTex entry #ソーシャルネットワーク分析#Santiago#Chile Xiaoqi Zhao, Keishi Tajima, Online Retweet Recommendation with Item Count Limits Proc. of IEEE/WIC/ACM International Joint Conferences on Web Intelligence and Intelligent Agent Technologies, pp.282-289, IEEE Computer Society Press, August 2014 (IEEE Xplore, ACM DL) abstract full text slides BibTex entry #ソーシャルネットワーク分析#Warsaw#Poland Hikaru Takemura, Keishi Tajima, Tweet Classification Based on Their Lifetime Duration Proc. of 21st ACM International Conference on Information and Knowledge Management, pp. 2367-2370, ACM Press, October 2012 (ACM DL) abstract full text poster BibTex entry #ソーシャルネットワーク分析#情報検索#Maui#Hawaii#USA 1 / 11 tags#2018年度修士修了 #2021年度修士修了 #Boston #Canada #Chile #France #Germany #Hawaii #Italy #Japan #M1 #Rome #Santiago #Singapore #USA #Web情報システム #Web情報分析 #あつ森 #イカ #クラウドソーシング #セキュリティ #ソーシャルネットワーク分析 #タグ募集中 #データベース #ビデオデータ #ビール #レシピデータ #ワイン #作品 #半構造データ #受賞 #情報アクセスインタフェース #情報検索 #新人 #構造化文書 #機械学習 #歓迎会 #犬 #生き物 #白板絵師 #研究成果発表 #街並 #送別会 #食メディア #飲み会