論文 Publications

Effect of Additional Pretraining for Egocentric Video Understanding in Industrial Environments

Zhi Zhu, Naoki Yoshida, Yoshinao Sato, Yoshifumi Seki, Shohei Hido

ECCV 2026 Workshop on Wearable AI (WearableAI 2026, Malmö), 2026 論文

空調分野におけるドメイン特化コーパス構築手法の検討

森本康太, 森田隆紘, 冨士本直起, 比戸将平 (ダイキン), 小田悠介 (NII)

言語処理学会第32回年次大会（NLP2026, 宇都宮）, Q4-22, 2026 論文

Information processing device and information processing method

Seiya Tokui, Yuya Unno, Kenta Oono, Ryosuke Okuta, Tatsuya Kato, Shohei Hido

US Patent App. 19/254,626, 2025 パテント

空調特化LLM構築に向けた既存モデルの性能評価

森本康太, 冨士本直起, 森田隆紘, 小田悠介, 比戸将平

YANS2025 第19回若手研究者シンポジウム（浜松）, S5-P46, 2025 論文

少量教師データ下の行動認識タスクにおける追加事前学習

朱治, 佐藤可直 (Fairy Devices), 吉田直樹 (ダイキン工業), 関喜史 (Fairy Devices), 比戸将平 (ダイキン工業)

MIRU2025 第28回 画像の認識・理解シンポジウム（国立京都国際会館）, インタラクティブセッション IS2-073, 2025 論文

一人称視点映像の作業認識と自己教師あり学習の試み

吉田直樹 (ダイキン), 竹内太法 (Fairy Devices), 小原拓哉 (ダイキン), 三戸智浩, 佐藤可直, 関喜史 (Fairy Devices), 比戸将平 (ダイキン)

MIRU2024 第27回 画像の認識・理解シンポジウム（熊本城ホール）, インタラクティブセッション IS-3-126, 2024 論文

Increasing availability of an industrial control system

Karim Hamzaoui, Shohei Hido, Shoko Suzuki, Sachiko Yoshihama

US Patent 10,678,911, 2020 パテント

Server device, learned model providing program, learned model providing method, and learned model providing system

Keigo Kawaai, Shohei Hido, Nobuyuki Kubota, Daisuke Tanaka

US Patent App. 16/578,035, 2020 パテント

Machine learning with model filtering and model mixing for edge devices in a heterogeneous environment

Daisuke Okanohara, Justin B. Clayton, Toru Nishikawa, Shohei Hido, Nobuyuki Kubota, Nobuyuki Ota, Seiya Tokui

US Patent App. 16/457,792, 2019 パテント

Time series data adaptation and sensor fusion systems, methods, and apparatus

Justin B. Clayton, Daisuke Okanohara, Shohei Hido

US Patent 10,410,113, 2019 パテント

Network system

Takahiro Hamada, Yuminobu Igarashi, Shohei Hido

US Patent 10,397,260, 2019 パテント

Machine learning with model filtering and model mixing for edge devices in a heterogeneous environment

Daisuke Okanohara, Justin B. Clayton, Toru Nishikawa, Shohei Hido, Nobuyuki Kubota, Nobuyuki Ota, Seiya Tokui

US Patent 10,387,794, 2019 パテント

Machine learning heterogeneous edge device, method, and system

Daisuke Okanohara, Justin Clayton, Toru Nishikawa, Shohei Hido, Nobuyuki Kubota, Nobuyuki Ota, Seiya Tokui

US Patent App. 15/970,294, 2018 パテント

Machine learning heterogeneous edge device, method, and system

Daisuke Okanohara, Justin B. Clayton, Toru Nishikawa, Shohei Hido, Nobuyuki Kubota, Nobuyuki Ota, Seiya Tokui

US Patent 9,990,587, 2018 パテント

Method, computer program, and computer for determining system situation

Karim Hamzaoui, Shohei Hido, Shoko Suzuki, Rikiya Takahashi, Sachiko Yoshihama

US Patent 9,857,775, 2018 パテント

CuPy: A NumPy-compatible library for NVIDIA GPU calculations

Ryosuke Okuta, Yuya Unno, Daisuke Nishino, Shohei Hido, Crissman Loomis

Workshop on Machine Learning Systems (LearningSys), NeurIPS 2017, 2017 論文

AI白書 2017

独立行政法人情報処理推進機構 AI白書編集委員会（執筆委員として参加）

情報処理推進機構, 2017 論文

Information identification method, program product, and system using relative frequency

Shohei Hido, Michiaki Tatsubori

US Patent 9,471,882, 2016 パテント

Machine learning heterogeneous edge device, method, and system

Justin B. Clayton, Daisuke Okanohara, Toru Nishikawa, Shohei Hido, Nobuyuki Kubota, Nobuyuki Ota, Seiya Tokui

Filed (Clayton et al., 2016), 2016 パテント

Machine learning with model filtering and model mixing for edge devices in a heterogeneous environment

Justin B. Clayton, Daisuke Okanohara, Toru Nishikawa, Shohei Hido, Nobuyuki Kubota, Nobuyuki Ota, Seiya Tokui

Filed (Clayton et al., 2016), 2016 パテント

Technique for classifying data

Shohei Hido

US Patent 9,218,572, 2015 パテント

Chainer: a next-generation open source framework for deep learning

Seiya Tokui, Kenta Oono, Shohei Hido, Justin Clayton

Workshop on Machine Learning Systems (LearningSys), NeurIPS 2015, 5:1–6, 2015 論文

データサイエンティスト養成読本　機械学習入門編

比戸将平, 馬場雪乃, 里洋平, 戸嶋龍哉, 得居誠也, 福島真太朗, 加藤公一, 関喜史, 阿部厳, 熊崎宏樹

技術評論社, 2015 論文

Graph similarity calculation system, method and program

Shohei Hido, Hisashi Kashima

US Patent 9,122,771, 2015 パテント

System for inspecting information processing unit to which software update is applied

Shohei Hido, Seiji Munetoh, Shoko Suzuki, Naohiko Uramoto, Sachiko Yoshihama

US Patent 8,887,146, 2014 パテント

Jubatus: An open source platform for distributed online machine learning

Shohei Hido, Seiya Tokui, Satoshi Oda

NIPS 2013 Workshop on Big Learning, Lake Tahoe, 2013 論文

Data marketplace for efficient data placement

Hiroshi Maruyama, Daisuke Okanohara, Shohei Hido

IEEE International Conference on Data Mining Workshops (ICDMW 2013), 702–705, 2013 論文

Graph similarity calculation system, method and program

Shohei Hido, Hisashi Kashima

US Patent 8,588,531, 2013 パテント

Method, program, and system for calculating similarity between nodes in graph

Shohei Hido

US Patent 8,538,169, 2013 パテント

Krill: An Architecture for Edge-Heavy Data

Daisuke Okanohara, Shohei Hido, Nobuyuki Kubota, Yuya Unno, Hiroshi Maruyama

Third Workshop on Architectures and Systems for Big Data, Tel Aviv, 2013 論文

Time series data analysis method, system and computer program

Shohei Hido

US Patent App. 13/667,672, 2013 パテント

Time series data analysis method, system and computer program

Shohei Hido

US Patent App. 13/674,260, 2013 パテント

Change analysis

Shohei Hido, Tsuyoshi Idé, Hisashi Kashima, Harunobu Kubo, Hirofumi Matsuzawa

US Patent 8,417,648, 2013 パテント

Location estimation system, method and program

Shohei Hido, Tsuyoshi Ide, Hisashi Kashima, Shoko Suzuki, Akira Tajima, Rikiya Takahashi, Toshihiro Takahashi, Yuta Tsuboi

US Patent 8,405,551, 2013 パテント

Method, computer program, and system for performing interpolation on sensor data for high system availability

Karim Hamzaoui, Shohei Hido, Shoko Suzuki

US Patent App. 13/473,845, 2012 パテント

Method, computer program, and system for performing interpolation on sensor data for high system availability

Karim Hamzaoui, Shohei Hido, Shoko Suzuki

US Patent App. 13/531,570, 2012 パテント

Hash-based structural similarity for semi-supervised learning on attribute graphs

Shohei Hido, Hisashi Kashima

International Conference on Pattern Recognition (ICPR 2012), 3009–3012, 2012 論文

Temporal feature selection for time-series prediction

Shohei Hido, Tetsuro Morimura

International Conference on Pattern Recognition (ICPR 2012), 3557–3560, 2012 論文

Increasing Availability of an Industrial Control System

Karim Hamzaoui, Shohei Hido, Shoko Suzuki, Sachiko Yoshihama

US Patent App. 13/365,626, 2012 パテント

Opportunistic Adversaries: On Imminent Threats to Learning-Based Business Automation

Michiaki Tatsubori, Shohei Hido

Annual SRII Global Conference 2012, 120–129, 2012 論文

Location estimation system, method and program

Shohei Hido, Tsuyoshi Ide, Hisashi Kashima, Shoko Suzuki, Akira Tajima, Rikiya Takahashi, Toshihiro Takahashi, Yuta Tsuboi

US Patent 8,138,974, 2012 パテント

Modeling patent quality: A system for large-scale patentability analysis using text mining

Shohei Hido, Shoko Suzuki, Risa Nishiyama, Takashi Imamichi, Rikiya Takahashi, Tetsuya Nasukawa, Tsuyoshi Idé, Yusuke Kanehira, Rinju Yohda, Takeshi Ueno, et al.

Information and Media Technologies, 7(3):1180–1191, 2012 論文

Modeling Patent Quality: A System for Large-scale Patentability Analysis using Text Mining (Special Issue on Theory and Application of Intelligent Information Technology)

比戸将平, 鈴木祥子, 西山理紗

情報処理学会論文誌 ジャーナル, 53(5), 2012 論文

Statistical outlier detection using direct density ratio estimation

Shohei Hido, Yuta Tsuboi, Hisashi Kashima, Masashi Sugiyama, Takafumi Kanamori

Knowledge and Information Systems, 26(2):309–336, 2011 論文

A semi-supervised approach to indoor location estimation

Hisashi Kashima, Shoko Suzuki, Shohei Hido, Yuta Tsuboi, Toshihiro Takahashi, Tsuyoshi Ide, Rikiya Takahashi, Akira Tajima

Geocities Tech Report (ICDMDMC2007 derivative), 2011 論文

A Semi-supervised Approach to Transferring the Learned Knowledge for Indoor Location Estimation

Shoko Suzuki, Yuta Tsuboi, Hisashi Kashima, Shohei Hido, Toshihiro Takahashi, Tsuyoshi Idé, Rikiya Takahashi, Akira Tajima

Manuscript, 2011 論文

Maximum Likelihood Estimation for Failed-Link Detection in Communication Networks

Shohei Hido, Yutaka Takahashi, et al.

Manuscript, 2010 論文

A linear-time graph kernel

Shohei Hido, Hisashi Kashima

IEEE International Conference on Data Mining (ICDM 2009), 179–188, 2009 論文

Biological parameter output apparatus and program

Akinori Noma, Nobuaki Sarai, Hiroyuki Kawano, Shohei Hido

US Patent 7,516,017, 2009 パテント

Trace Mining from Distributed Assembly Databases for Causal Analysis

Shohei Hido, Hirofumi Matsuzawa, Fumihiko Kitayama, Masayuki Numao

Pacific-Asia Conference on Knowledge Discovery and Data Mining (PAKDD 2009), 731–740, 2009 論文

Predictive modeling of patent quality by using text mining

Hisashi Kashima, Shohei Hido, Yuta Tsuboi, Akira Tajima, Takeshi Ueno, Naoki Shibata, Ichiro Sakata, Toshiya Watanabe

Proc. 19th International Conference on Management of Technology (IAMOT 2009), 2009 論文

Roughly balanced bagging for imbalanced data

Shohei Hido, Hisashi Kashima, Yutaka Takahashi

Statistical Analysis and Data Mining: The ASA Data Science Journal, 2(5-6):412–426, 2009 論文

A least-squares approach to direct importance estimation

Takafumi Kanamori, Shohei Hido, Masashi Sugiyama

The Journal of Machine Learning Research, 10:1391–1445, 2009 論文

A density-ratio framework for statistical data processing

Masashi Sugiyama, Takafumi Kanamori, Taiji Suzuki, Shohei Hido, Jun Sese, Ichiro Takeuchi, Liwei Wang

IPSJ Transactions on Computer Vision and Applications, 1:183–208, 2009 論文

Direct density ratio estimation for large-scale covariate shift adaptation

Yuta Tsuboi, Hisashi Kashima, Shohei Hido, Steffen Bickel, Masashi Sugiyama

Journal of Information Processing, 17:138–155, 2009 論文

Inlier-based outlier detection via direct density ratio estimation

Shohei Hido, Yuta Tsuboi, Hisashi Kashima, Masashi Sugiyama, Takafumi Kanamori

IEEE International Conference on Data Mining (ICDM 2008), 223–232, 2008 論文

Efficient direct density ratio estimation for non-stationarity adaptation and outlier detection

Takafumi Kanamori, Shohei Hido, Masashi Sugiyama

Advances in Neural Information Processing Systems (NeurIPS 2008), 809–816, 2008 論文

Unsupervised change analysis using supervised learning

Shohei Hido, Tsuyoshi Idé, Hisashi Kashima, Harunobu Kubo, Hirofumi Matsuzawa

Pacific-Asia Conference on Knowledge Discovery and Data Mining (PAKDD 2008), 148–159, 2008 論文

Novelty detection by density ratio estimation

Shohei Hido, Yuta Tsuboi, Hisashi Kashima, Masashi Sugiyama

Workshop on Information-based Induction Sciences (IBIS 2007), 197–204, 2007 論文

A fast algorithm for mining frequent ordered subtrees

Shohei Hido, Hiroyuki Kawano

Systems and Computers in Japan, 38(7):34–43, 2007 論文

Right-and-Left Tree Join for Less Redundant Candidate Generation in Tree Mining

比戸将平

Technical Report, 2006 論文

AMIOT: induced ordered tree mining in tree-structured databases

Shohei Hido, Hiroyuki Kawano

IEEE International Conference on Data Mining (ICDM 2005), 2005 論文

Performance Evaluation of Similarity Search Module and Application for Cell Simulator

比戸将平, 河野浩之

電子情報通信学会技術研究報告 AI, 人工知能と知識処理, 104(487):17–22, 2004 論文