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    • Ruide Li, Yoko Yamakata, Keishi Tajima

    Active Learning Strategies Based on Text Informativeness

    Proc. of IEEE/WIC/ACM International Conferences on Web Intelligence and Intelligent Agent Technology,
    pp.32-39, IEEE Computer Society Press, November 2022 (IEEE Xplore, IEEE CS DL)

    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)

    Yudai Kato, Marie Katsurai, Keishi Tajima

    Worker Qualifications for Image-Aesthetic-Assessment Tasks in Crowdsourcing

    Work-in-progress paper in AAAI HCOMP,
    #pages:3, November 2022

    Yixin Zhang, Yoko Yamakata, Keishi Tajima

    MIAIS: A Multimedia Recipe Dataset with Ingredient Annotation at Each Instructional Step

    Proc. of International Workshop on Multimedia for Cooking, Eating, and related APPlications (CEA++) (In conj. with ACMMM), pp.49-52, ACM Press, October 2022 (ACM DL)

    Ayato Watanabe, Keishi Tajima

    Spammer Detection Based on Task Completion Time Variation in Crowdsourcing

    Proc. of 5th HMData Workshop (collocated with IEEE BigData),
    pp.3568-3570, IEEE Computer Society Press, December 2021 (IEEE Xplore, IEEE CS DL)

    Yixin Zhang, Yoko Yamakata, Keishi Tajima

    MIRecipe: A Recipe Dataset for Stage-Aware Recognition of Changes in Appearance of Ingredients

    Proc. of 3rd ACM International Conference on Multimedia in Asia,
    pp.16:1-16:7, ACM Press, December 2021 (ACM DL)

    Yixin Zhang, Yoko Yamakata, Keishi Tajima

    Supplementing Omitted Named Entities in Cooking Procedural Text with Attached Images

    Proc. of 4th IEEE International Conference on Multimedia Information Processing and Retrieval,
    pp.199-205, September 2021 (IEEE Xplore, IEEE CS DL)

    author list

    Making AI Machines Work for Humans in FoW

    ACM SIGMOD Record, Vol.49, No.2, pp.30-35, ACM Press, June 2020

    Yixin Zhang, Yoko Yamakata, Keishi Tajima

    Categorization of Cooking Actions Based on Textual/Visual Similarity

    Proc. of 5th International Workshop on Multimedia Assisted Dietary Management (MADiMa) (In conj. with ACMMM), pp.42-49, ACM Press, October 2019 (ACM DL)

    Ziyang Liao, Keishi Tajima

    Disjunctive Sets of Phrase Queries for Diverse Query Suggestion

    Proc. of IEEE/WIC/ACM International Conferences on Web Intelligence,
    pp.449-455, ACM Press, October 2019 (ACM DL)

    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)

    Masahiro Inoue, Keishi Tajima

    Temporal Analysis of Supply and Demand of Topics on The Web

    Proc. of ACM Conference on Web Science,
    pp.143-144, ACM Press, June 2019 (ACM DL)

    Momo Kyozuka, Yang Xu, Keishi Tajima

    A Ranking Method for Relaxed Queries in Book Search

    Proc. of ACM/IEEE Joint Conference on Digital Libraries,
    pp.400-401, ACM Press, June 2019 (ACM DL)

    Xiaoni Duan, Keishi Tajima

    Improving Multiclass Classification in Crowdsourcing by Using Hierarchical Schemes

    Proc. of The Web Conference,
    pp.2694-2700, ACM Press, May 2019 (ACM DL)

    Yuanyuan Wang, Panote Siriaraya, Haruka Sakata, Yukiko Kawai, Keishi Tajima

    A Map Search System based on a Spatial Query Language

    (demo paper). Proc.  of International Conference on Extending Database Technology,
    pp. 578-581, OpenProceedings.org, March 2019