; (3) develop multivariate optimization models to accommodate large data sets with variable quality and scale in order to visualize complex systems; (4) establish multiple scientific computing user facilities to serve as data enclaves capable of securely storing data sets created by Federal agencies, institutions of higher education, nonprofit organizations, or industry at National Laboratories; and (5) promote collaboration and data sharing between National Laboratories, research entities, and user facilities of the Department by providing the necessary access and secure data transfer capabilities. (c) Report Not later than two years after the date of the enactment of this Act, the Secretary shall submit to the Committee on Science, Space, and Technology of the House of Representatives and the Committee on Energy and Natural Resources of the Senate a report evaluating the effectiveness of the pilot program under subsection (a), including basic research discoveries achieved in the course of the program and potential opportunities to expand the technical capabilities of the Department through the development of artificial intelligence and data analytics technologies. (d) Funding For purposes of carrying out this section, the Secretary of Energy shall devote $52,000,000 to carry out this section, which shall include $26,000,000 for each fiscal years 2019 and 2020, subject to the availability of appropriations. This section shall be carried out using funds otherwise appropriated by law after the date of enactment of this Act. 6. Spending limitation No additional funds are authorized to be appropriated to carry out this Act and the amendments made by this Act, and this Act and such amendments shall be carried out using amounts otherwise available for such purpose.