Hiroki Sakaji

2025

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Economy Watchers Survey Provides Datasets and Tasks for Japanese Financial Domain.
Masahiro Suzuki|Hiroki Sakaji
Companion Proceedings of the ACM on Web Conference 2025, WWW 2025, Sydney, NSW, Australia, 28 April 2025 - 2 May 2025

2023

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Constructing and analyzing domain-specific language model for financial text mining.
Masahiro Suzuki|Hiroki Sakaji|Masanori Hirano|Kiyoshi Izumi
Information Processing and Management 2023 Volume 60 Issue 2

2022

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Attempt to Develop An Approach Based on BERT for Task of NTCIR-16 QA Lab-Poliinfo-3 Budget Argument Mining.
Akio Kobayashi|Hiroki Sakaji
Proceedings of the 16th NTCIR Conference on Evaluation of Information Access Technologies, NTCIR 2022, Tokyo, Japan, June 14-17, 2022
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Graph Representation Learning of Banking Transaction Network with Edge Weight-Enhanced Attention and Textual Information.
Naoto Minakawa|Kiyoshi Izumi|Hiroki Sakaji|Hitomi Sano
Companion of The Web Conference 2022, Virtual Event / Lyon, France, April 25 - 29, 2022

2010

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NTCIR-8 Patent Mining Task at Toyohashi University of Technology.
Yusuke Suzuki|Hirofumi Nonaka|Hiroki Sakaji|Akio Kobayashi|Hiroyuki Sakai|Shigeru Masuyama
Proceedings of the 8th NTCIR Workshop Meeting on Evaluation of Information Access Technologies: Information Retrieval, Question Answering and Cross-Lingual Information Access, NTCIR-8, National Center of Sciences, Tokyo, Japan, June 15-18, 2010