10 citations · 17 across the 5 of their papers we have counts for
5 papers
Sparse Iterative Solvers Using High-Precision Arithmetic with Quasi Multi-Word Algorithms
Daichi Mukunoki, Katsuhisa Ozaki
To obtain accurate results in numerical computation, high-precision arithmetic is a straightforward approach. However, most processors lack hardware support for floating-point form…
Performance Enhancement of the Ozaki Scheme on Integer Matrix Multiplication Unit
Yuki Uchino, Katsuhisa Ozaki, Toshiyuki Imamura
This study was aimed at simultaneously achieving sufficient accuracy and high performance for general matrix multiplications. Recent architectures, such as NVIDIA GPUs, feature hig…
Polygonal Sequence-driven Triangulation Validator: An Incremental Approach to 2D Triangulation Verification
Sora Sawai, Kazuaki Tanaka, Katsuhisa Ozaki +1
Two-dimensional Delaunay triangulation is a fundamental aspect of computational geometry. This paper presents a novel algorithm that is specifically designed to ensure the correctn…
DGEMM on Integer Matrix Multiplication Unit
Hiroyuki Ootomo, Katsuhisa Ozaki, Rio Yokota
Deep learning hardware achieves high throughput and low power consumption by reducing computing precision and specializing in matrix multiplication. For machine learning inference,…
An a posteriori verification method for generalized real-symmetric eigenvalue problems in large-scale electronic state calculations
Takeo Hoshi, Takeshi Ogita, Katsuhisa Ozaki +1
An a posteriori verification method is proposed for the generalized real-symmetric eigenvalue problem and is applied to densely clustered eigenvalue problems in large-scale electro…