@article{CTT100811319,
  author = {Akihiro Ida and Hiroshi Nakashima and Tasuku Hiraishi and Ichitaro Yamazaki and Rio Yokota and Takeshi Iwashita},
  title = {QR Factorization of Block Low-rank Matrices with Weak Admissibility Condition},
  journal = {Journal of Information Processing},
  year = 2019,
}

@article{CTT100807737,
  author = {Ichitaro Yamazaki and Akihiro Ida and Rio Yokota and Jack Dongarra},
  title = {Distributed Memory Lattice H-matrix Factorization},
  journal = {The International Journal of High Performance Computing Applications},
  year = 2019,
}

@inproceedings{CTT100807736,
  author = {Satoshi Ohshima and Ichitaro Yamazaki and Akihiro Ida and Rio Yokota},
  title = {Optimization of Numerous Small Dense-Matrix–Vector Multiplications in H-matrix Arithmetic on GPU},
  booktitle = {},
  year = 2019,
}

@inproceedings{CTT100759345,
  author = {Ichitaro Yamazaki and Ahmad Abdelfattah and Akihiro Ida and Satoshi Ohshima and Stanimire Tomov and Rio Yokota and Jack Dongarra},
  title = {Analyzing Performance of BiCGStab with Hierarchical Matrix on GPU clusters},
  booktitle = {},
  year = 2018,
}

@inproceedings{CTT100759346,
  author = {Satoshi Ohshima and Ichitaro Yamazaki and Akihiro Ida and Rio Yokota},
  title = {Optimization of Hierarchical Matrix Computation on GPU},
  booktitle = {},
  year = 2018,
}

@inproceedings{CTT100751150,
  author = {大島  聡史 and 山崎 市太郎 and 伊田 明弘 and 横田理央},
  title = {GPUクラスタ上における階層型行列計算の最適化},
  booktitle = {},
  year = 2017,
}