業績

国際会議・ワークショップでの発表論文、国内研究会での発表、プレプリントの一覧です。

International Conferences国際会議

  1. [C6]

    Period Estimation for Time-Varying Graph Signals and its Application to Graph Wiener Filter

    Tsutahiro Fukuhara, Junya Hara, Hiroshi Higashi, Yuichi Tanaka

    Asia Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC 2025), pp. 1544–1549, Singapore, 2025年10月.

    口頭発表

    BibTeX
    @inproceedings{fukuhara2025apsipa,
      author    = {Fukuhara, Tsutahiro and Hara, Junya and Higashi, Hiroshi and Tanaka, Yuichi},
      title     = {Period Estimation for Time-Varying Graph Signals and its Application to Graph {Wiener} Filter},
      booktitle = {Proc. 2025 Asia Pacific Signal and Information Processing Association Annual Summit and Conference ({APSIPA} {ASC})},
      address   = {Singapore},
      pages     = {1544--1549},
      year      = {2025},
      month     = oct,
      doi       = {10.1109/APSIPAASC65261.2025.11249249}
    }
  2. [C5]

    Joint Graph Estimation and Signal Restoration for Robust Federated Learning

    Tsutahiro Fukuhara, Junya Hara, Hiroshi Higashi, Yuichi Tanaka

    IEEE International Workshop on Machine Learning for Signal Processing (IEEE MLSP 2025), pp. 1–6, Istanbul, Türkiye, 2025年8月.

    ポスター発表

    BibTeX
    @inproceedings{fukuhara2025mlsp,
      author    = {Fukuhara, Tsutahiro and Hara, Junya and Higashi, Hiroshi and Tanaka, Yuichi},
      title     = {Joint Graph Estimation and Signal Restoration for Robust Federated Learning},
      booktitle = {Proc. 2025 {IEEE} 35th International Workshop on Machine Learning for Signal Processing ({MLSP})},
      address   = {Istanbul, T{\"u}rkiye},
      pages     = {1--6},
      year      = {2025},
      month     = aug,
      doi       = {10.1109/MLSP62443.2025.11204311}
    }
  3. [C4]

    Period Estimation for Time-Varying Graph Signals Based on Cyclic Graph Wide Sense Stationarity

    Tsutahiro Fukuhara, Junya Hara, Hiroshi Higashi, Yuichi Tanaka

    Graph Signal Processing Workshop (GSP 2025), Montréal, Canada, 2025年5月.

    拡張アブストラクト(ポスター発表)

    BibTeX
    @misc{fukuhara2025gsp,
      author       = {Fukuhara, Tsutahiro and Hara, Junya and Higashi, Hiroshi and Tanaka, Yuichi},
      title        = {Period Estimation for Time-Varying Graph Signals Based on Cyclic Graph Wide Sense Stationarity},
      howpublished = {Presented at the 2025 Graph Signal Processing Workshop ({GSP}), Montr{\'e}al, Canada},
      year         = {2025},
      month        = may,
      note         = {Extended abstract, poster presentation}
    }
  4. [C3]

    Graph Filter Transfer for Time-Varying Signal Estimation Between Two Networks

    Tsutahiro Fukuhara, Junya Hara, Hiroshi Higashi, Yuichi Tanaka

    Asia Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC 2024), pp. 1–6, Macau, China, 2024年12月.

    口頭発表

    BibTeX
    @inproceedings{fukuhara2024apsipa,
      author    = {Fukuhara, Tsutahiro and Hara, Junya and Higashi, Hiroshi and Tanaka, Yuichi},
      title     = {Graph Filter Transfer for Time-Varying Signal Estimation Between Two Networks},
      booktitle = {Proc. 2024 Asia Pacific Signal and Information Processing Association Annual Summit and Conference ({APSIPA} {ASC})},
      address   = {Macau, China},
      pages     = {1--6},
      year      = {2024},
      month     = dec,
      doi       = {10.1109/APSIPAASC63619.2025.10848754}
    }
  5. [C2]

    Graph signal estimation using a cooperative Kalman filter based on the graph filter transfer and optimal transport

    Tsutahiro Fukuhara, Junya Hara, Hiroshi Higashi, Yuichi Tanaka

    Graph Signal Analysis & Learning (GSAL) Mini-Workshop (GSAL 2024), Osaka, Japan, 2024年7月.

    拡張アブストラクト(ポスター発表)

    BibTeX
    @misc{fukuhara2024gsal,
      author       = {Fukuhara, Tsutahiro and Hara, Junya and Higashi, Hiroshi and Tanaka, Yuichi},
      title        = {Graph signal estimation using a cooperative {Kalman} filter based on the graph filter transfer and optimal transport},
      howpublished = {Presented at the Graph Signal Analysis \& Learning ({GSAL}) Mini-Workshop, Osaka, Japan},
      year         = {2024},
      month        = jul,
      note         = {Extended abstract, poster presentation}
    }
  6. [C1]

    Graph Filter Transfer for Estimating Time-varying Networks by Using Kalman Filter

    Tsutahiro Fukuhara, Junya Hara, Hiroshi Higashi, Yuichi Tanaka

    ASPIRE Workshop (ASPIRE 2024 Hiroshima), Hiroshima, Japan, 2024年3月.

    ポスター発表(P-12)。電子情報通信学会 総合大会と併催。

    BibTeX
    @inproceedings{fukuhara2024aspire,
      author    = {Fukuhara, Tsutahiro and Hara, Junya and Higashi, Hiroshi and Tanaka, Yuichi},
      title     = {Graph Filter Transfer for Estimating Time-varying Networks by Using {Kalman} Filter},
      booktitle = {{ASPIRE} Workshop 2024},
      series    = {{IEICE} Proceedings Series},
      volume    = {80},
      pages     = {P-12},
      address   = {Hiroshima, Japan},
      year      = {2024},
      month     = mar,
      doi       = {10.34385/proc.80.P-12}
    }

Domestic Conferences国内会議・研究会

  1. [D4]

    頑健な連合学習のためのグラフ推定と信号復元の統合

    福原 伝博, 原 惇也, 東 広志, 田中 雄一

    第40回信号処理シンポジウム (SIP Symposium 2025), ホテルレイクビュー水戸(茨城), 2025年11月.

    口頭発表(講演番号 B2-4)。

    BibTeX
    @inproceedings{fukuhara2025sipsympo,
      author    = {福原, 伝博 and 原, 惇也 and 東, 広志 and 田中, 雄一},
      title     = {頑健な連合学習のためのグラフ推定と信号復元の統合},
      booktitle = {第40回信号処理シンポジウム},
      address   = {水戸},
      year      = {2025},
      month     = nov,
      note      = {B2-4}
    }
  2. [D3]

    時変グラフ信号の周期的グラフ広義定常性仮定を利用した周期推定

    福原 伝博, 原 惇也, 東 広志, 田中 雄一

    電子情報通信学会 信号処理研究会 (IEICE SIP 2025-06), vol. 125, no. 53, pp. 133–138, 金沢大学(石川), 2025年6月.

    口頭発表。信学技報 SIP2025-24。令和7年度 信号処理研究会賞 受賞。

    BibTeX
    @article{fukuhara2025sip,
      author  = {福原, 伝博 and 原, 惇也 and 東, 広志 and 田中, 雄一},
      title   = {時変グラフ信号の周期的グラフ広義定常性仮定を利用した周期推定},
      journal = {信学技報},
      volume  = {125},
      number  = {53},
      pages   = {133--138},
      year    = {2025},
      month   = jun,
      note    = {SIP2025-24}
    }
  3. [D2]

    部分サブネットワーク間での時変グラフ信号推定

    福原 伝博, 原 惇也, 東 広志, 田中 雄一

    第39回信号処理シンポジウム (SIP Symposium 2024), 北海道大学 学術交流会館(札幌), 2024年12月.

    口頭発表(講演番号 C3-2)。

    BibTeX
    @inproceedings{fukuhara2024sipsympo,
      author    = {福原, 伝博 and 原, 惇也 and 東, 広志 and 田中, 雄一},
      title     = {部分サブネットワーク間での時変グラフ信号推定},
      booktitle = {第39回信号処理シンポジウム},
      address   = {札幌},
      year      = {2024},
      month     = dec,
      note      = {C3-2}
    }
  4. [D1]

    グラフ転移学習と最適輸送に基づく時変ネットワークのための非同期カルマンフィルタ

    福原 伝博, 原 惇也, 東 広志, 田中 雄一

    電子情報通信学会 信号処理研究会 (IEICE SIP 2024-02), vol. 123, no. 402, pp. 103–108, 沖縄産業支援センター(沖縄), 2024年2月.

    口頭発表。信学技報 SIP2023-125(情報処理学会 研究報告 2024-SLP-151, No. 32 にも収録)。

    BibTeX
    @article{fukuhara2024sip,
      author  = {福原, 伝博 and 原, 惇也 and 東, 広志 and 田中, 雄一},
      title   = {グラフ転移学習と最適輸送に基づく時変ネットワークのための非同期カルマンフィルタ},
      journal = {信学技報},
      volume  = {123},
      number  = {402},
      pages   = {103--108},
      year    = {2024},
      month   = feb,
      note    = {SIP2023-125}
    }

Preprintsプレプリント

  1. [P2]

    FedLoRD: Personalized Federated Learning based on Low-Rank Structures of Model Parameter Differences

    Tsutahiro Fukuhara, Junya Hara, Hiroshi Higashi, Yuichi Tanaka

    arXiv preprint (arXiv:2610.17621), 2026年10月.

    BibTeX
    @misc{fukuhara2026fedlord,
      author        = {Fukuhara, Tsutahiro and Hara, Junya and Higashi, Hiroshi and Tanaka, Yuichi},
      title         = {{FedLoRD}: Personalized Federated Learning based on Low-Rank Structures of Model Parameter Differences},
      year          = {2026},
      month         = oct,
      eprint        = {2610.17621},
      archivePrefix = {arXiv},
      primaryClass  = {cs.LG},
      url           = {https://arxiv.org/abs/2610.17621}
    }
  2. [P1]

    Time-Varying Graph Signal Estimation among Multiple Sub-Networks

    Tsutahiro Fukuhara, Junya Hara, Hiroshi Higashi, Yuichi Tanaka

    arXiv preprint (arXiv:2409.10915), 2024年9月.

    BibTeX
    @misc{fukuhara2024tvgs,
      author        = {Fukuhara, Tsutahiro and Hara, Junya and Higashi, Hiroshi and Tanaka, Yuichi},
      title         = {Time-Varying Graph Signal Estimation among Multiple Sub-Networks},
      year          = {2024},
      month         = sep,
      eprint        = {2409.10915},
      archivePrefix = {arXiv},
      primaryClass  = {eess.SP},
      url           = {https://arxiv.org/abs/2409.10915}
    }