no code implementations • 2 Oct 2023 • Yihong Zhang, Takahiro Hara
We create a joint knowledge graph to bridge the social media and the target domain, assuming that event descriptions and tweets are written in the same language.
no code implementations • 10 Dec 2022 • Naoya Yoshimura, Jaime Morales, Takuya Maekawa, Takahiro Hara
To address these challenges and contribute to research on machine recognition of work activities in industrial domains, in this study, we introduce a new large-scale dataset for packaging work recognition called OpenPack.
1 code implementation • 7 Nov 2022 • Zhi Li, Daichi Amagata, Yihong Zhang, Takahiro Hara, Shuichiro Haruta, Kei Yonekawa, Mori Kurokawa
To address this data sparsity problem, cross-domain recommender systems (CDRSs) exploit the data from an auxiliary source domain to facilitate the recommendation on the sparse target domain.
1 code implementation • 29 Aug 2022 • Daichi Amagata, Yusuke Arai, Sumio Fujita, Takahiro Hara
In such analysis, the distances to k nearest neighbors are usually employed, thus its main bottleneck is derived from data retrieval.
no code implementations • 4 Jun 2021 • Yihong Zhang, Masumi Shirakawa, Takahiro Hara
Event detection on social media has attracted a number of researches, given the recent availability of large volumes of social media discussions.
no code implementations • 4 Jun 2021 • Yihong Zhang, Takuya Maekawa, Takahiro Hara
In this work, our goal is to investigate whether social media background can be used as extra contextual information to improve recommendation models.
no code implementations • 29 Jan 2021 • Shohei Tsuruoka, Daichi Amagata, Shunya Nishio, Takahiro Hara
In this paper, we address the problem of k nearest neighbor monitoring on a spatial-keyword data stream for a large number of subscriptions.
Databases
no code implementations • EMNLP 2017 • Masumi Shirakawa, Takahiro Hara, Takuya Maekawa
We propose a language-independent data-driven method to exhaustively extract bursty phrases of arbitrary forms (e. g., phrases other than simple noun phrases) from microblogs.