Dr. Venera Khoromskaia

Date of birth: 25 August, 1952
Place of birth: Kazan city, Russia
Family: married Boris Khoromskij in 1974
daughter Diana, M.Sc. in Physics from Uni Heidelberg

1959 - 1969 Gymnasium with advanced studying of English, Kazan city, Russia.
1969 - 1974 Diploma in Physics, Kazan State University/ Joint Institute for Nuclear Research (JINR) , Dubna, Moscow region, Russia.
2010 Dr. rer. nat., TU Berlin, Germany.
Dissertation title: "Numerical solution of the Hartree-Fock equation by the tensor-structured methods".

Work experience
1974-1995 Researcher, Joint Institute for Nuclear Research (JINR), Dubna, Moscow region, Russia.
1995-2001 Freelance scientific writing, Russian-English translation (since 1995 living in Germany).
2001-2003 BMBF Research Grants, Informatics Institute, University of Leipzig.
2001-2002 Research programmer (3D NMR data processing), Max-Planck-Institute for Cognitive Neuroscience, Leipzig.
2005 Research assistant, Acoustic Microscopy Group, University of Halle.
2006-2011 Research assistant, Max-Planck-Institute for Mathematics in the Sciences, Leipzig.
2011-present Research fellow, Max-Planck-Institute for Mathematics in the Sciences, Leipzig.

Languages: Russian (native), English (translator Certificate in 1973), German (fluent).

1976, Joint Institute for Nuclear Research, Dubna, Moscow region.
I developed an interface (and a supporting driver program in Assembler) for the mainframe computer
(produced by Control Data Corporation), and the (typewriter) display VT-340.

Current research at MIS MPI, since 2006. See also List of publications, (all algorithms are in Matlab).

  • Novel range-separated tensor format for numerical treatment of long-range potentials in 3D multi-particle systems (2016).
  • Fast computation of the excitation energies of molecules by the Bethe-Salpeter equation (2015-2016).
  • Assembled tensor method for fast summation of long-range potentials on finite lattices with defects (for large 3D crystalline clusters up to millions of atoms) (2013-2014).
  • Tensor-structured method for the Hartree-Fock equation for finite lattices (2013-2014).

  • MP2 energy correction using the factorized two-electron integrals (2012).
  • Fast "black-box" Hartree-Fock solver using two-electron integrals in a form of Cholesky factors (2012).
  • Grid-based calculation of two-electron integrals by tensor methods, by (blind) "1D density fitting" and Cholesky factorization (2012).

  • Tensor calculation of the core Hamiltonian in a general basis, that is, completely grid-based tensor calculation of the Fock operator with a guaranteed precision.
  • High accuracy is due to large 3D Cartesian grids of the order 1014 -1015 . Low complexity (1D) is due to the tensor-structured paradigm (2011).
  • Representation of the Hartree and Exchange Operators in the quantics-tensor format (QTT). (2011).

  • Multilevel tensor-structured Hartree-Fock solver (2008-2010). (The Coulomb and exchange operators are calculated on a sequence of 3D grids.)
  • Numerical solution of the Hartree-Fock equation by the multilevel tensor-structured methods (2008-2010).
  • Approximation of the electron density of Aluminium clusters in tensor-product format (2008-2010).
  • Computation of the Hartree-Fock exchange by the tensor-structured methods (2008-2009):
  • calculation of the 3D integral operators with the Newton kernel is reduced to a sequence of 1D convolutions, and 1D Hadamard and scalar products.

  • Efficient multigrid canonical-to-Tucker-to canonical (C2T+T2C) rank reduction for 3D tensors in 1D complexity (2007-2008).
  • Multigrid accelerated tensor approximation of function related multi-dimensional arrays (2007-2008).
  • Multigrid Tucker tensor approximation of 3D large periodic structures (2007-2010).
  • Tensor-product approximation of operators and functions in the Hartree-Fock equation (since 2006).
  • Computation of the Hartree potential by fully discrete numerical scheme based on the fast 3D tensor-product convolution (2006-2007).
  • Tucker tensor decomposition of higher-order tensors arising from the discretization of linear operators and functions in Rd . (2006)

  • Projects in 2000-2005 (in Leipzig, Germany)
    Application of the BIOSIG programming package based on PCA to processing the EEG data (Matlab).
    Data compression in ultrasonic microscopy by using wavelets (C programming)(2004).
    Modelling of the interactive algorithms by directed bipartite graphs (Petri Nets) (2003) .
    Modelling of the internet data flows by the computer simulation of internet networks (2002).
    Project "Descriptors for focal brain lesion as revealed by MR tomography''. Development of the registration method for the 3D MR brain images with lesions, based on spatial parameters fitting (2001-2002).
    Videoconferencing project. Development of the control program for SONY EVI-D30 video-camera including direct control and through the Internet server-client connection (2001).
    Development of the control program for two video-cameras for 3D television (2001).

    Former projects at the Joint Institute for Nuclear Research in Dubna (Moscow region, Russia):

    1974-1982: Development of hardware and software (in Assembler and machine code) for
    networking of two CDC-1604A computers for parallel processing of films with tracks of particles from the experiments in high energy physics. Interfaces for CDC-1604A and peripheral devices designed in different standards, (photos).
    1982-1985: Development of hardware and software for the computer-controlled automatic electron beam scanner for large scale processing of films with tracks of particles from the experiments in high energy physics. Software package for testing the Electronics of the automatic scanner (constructed in CAMAC standard). Library of drivers and program interfaces to FORTRAN for on-line automatic scanning control (Assembler of computer PDP-11, FORTRAN).
    1985-1995: Programming for experimental data processing in nuclear physics (FORTRAN programming, application of the first Graphics and DataBase packages).

    Other interests:

    English literature (poetry).
    Rock'n'roll music, dancing.
    Sports: foil fencing (since 1965), alpine skiing, tennis, country skiing, skating, aerobics.