Rio Yokota

Dr Rio Yokota

PhD Mechanical Engineering

Office: 2.2a
Department of Mathematics
University Walk, Clifton, Bristol BS8 1TW, U.K.

Telephone: +44 (0)117 928-8631
Extension: 88631
Mail: rio.yokota


PhD Mechanical Engineering
Keio University, Japan (2009)


PetRBF-A parallel O(N) algorithm for radial basis function interpolation with Gaussians (2010)
R. Yokota, L. A. Barba, M. G. Knepley
Comput. Meth. Appl. Mech. Eng., vol: 199 , Issue: 25-28 , Pages: 1793-1804
DOI: 10.1016/j.cma.2010.02.008
URL provided by the author

Comparing vortex methods and finite difference methods in a homogeneous shear flow (2010)
R. Yokota and S. Obi
Int. J. Num. Meth. Fluids, vol: 63 , Issue: 7 , Pages: 828-846
DOI: 10.1002/fld.2102
URL provided by the author

42 TFlops hierarchical N-body simulation on GPUs with applications in both astrophysics and turbulence (2009)
T. Hamada, R. Yokota, K. Nitadori, T. Narumi, K. Yasuoka, M. Taiji, and K. Oguri
ACM Gordon Bell prize price/perfomance, SC09
DOI: 10.1145/1654059.1654123
URL provided by the author

Fast multipole methods on a cluster of GPUs for the meshless simulation of turbulence (2009)
R. Yokota, T. Narumi, R. Sakamaki, S. Kameoka, S. Obi, and K. Yasuoka
Comput. Phys. Comm., vol: 180 , Issue: 11 , Pages: 2066-2078
DOI: 10.1016/j.cpc.2009.06.009
URL provided by the author

Calculation of isotropic turbulence using a pure Lagrangian vortex method (2007)
R. Yokota, T. K. Sheel, S. Obi
J. Comput. Phys. vol: 226 , Issue: 2 , Pages: 1589 - 1606
DOI: 10.1016/
URL provided by the author

Full list of publications


ACM Gordon Bell prize price/perfomance, SC09 (2009)

Research Interests

Particle based simulation in continuum systems; vortex methods, SPH, meshfree methods

Higher order schemes for particle based simulations; kernel functions, radial basis functions

Fast algorithms for particle based simulations; treecodes, fast multipole methods, fast Gauss transforms

Fast algorithms on parallel computers and graphics processing units

Research Themes

Funded by

Numerical study of high-Reynolds number flow with high-order accurate meshless vortex method


Principal Researcher: Lorena A. Barba