; 42 U.S.C. 19231 et seq. ). (4) Termination The authority under this subsection shall terminate five years after the date of the enactment of this subsection. (c) Artificial intelligence investments The Under Secretary shall leverage artificial intelligence and machine learning technologies to facilitate, optimize, and further leverage advanced computing to accomplish critical missions of the National Oceanic and Atmospheric Administration by enhancing existing and forthcoming high-performance and cloud computing infrastructure or systems. (d) Centers of excellence The Under Secretary may expand, and where applicable establish, centers of excellence to aid the adoption of next-generation artificial intelligence and machine learning enabled advanced computing capabilities. Each such center may carry out activities that include the following: (1) Leveraging robust public-private partnership models to provide access to training, experience, and long-term development of workforce and infrastructure. (2) Developing and optimizing tools, libraries, algorithms, data structures, and other supporting software necessary for specific applications on high performance computing systems. (3) Applying modern artificial intelligence, deep machine-learning, and advanced data analysis technologies to address current and future mission challenges. (4) To the maximum extent practicable, explore quantum computing and related application partnerships with public, private, and academic entities to improve the accuracy and resolution of weather predictions. (e) Multi-Year contracts The Under Secretary may enter into multi-year contracts in accordance with section 3903 of title 41, United States Code, and shall ensure compliance with all clauses provided in such section to support operations, research, and development related to high performance and cloud computing infrastructure or systems with an unfunded contingent liability in the event of cancellation. (f) Report Not later than two years after the date of the enactment of this