From building hybrid architectures to tackling complex fundamental questions, quantum physicist Mauro Paternostro outlines the vast potential on offer from the quantum technology landscape.
Quantum computing is a revolutionary approach to computation that leverages the principles of quantum mechanics, enabling computers to process information in fundamentally different ways than classical computers. Unlike traditional bits, which represent data as either 0s or 1s, quantum bits, or qubits, can exist in multiple states simultaneously due to superposition. Additionally, qubits can be entangled, allowing them to be interconnected in ways that enhance computational power and efficiency. This unique behavior has the potential to run certain types of computation tasks much faster than classical computers can, marking a significant leap forward in technology. When building actual quantum computers to run practical quantum algorithms, one needs efficient ways to map the algorithms to the hardware components, similar to compiling classical algorithms onto CPU/GPU hardware. This thesis aims to tackle some of the important problems in the mapping process. First, can we address hardware errors and algorithm errors at the same time? Second, can we build a better circuit complexity metric to inspire better quantum architecture design, and can we design better quantum algorithms and compilation techniques using this improved metric? Lastly, can we use physics-level simulation results to inspire better circuit-level optimization techniques? We hope to provide positive answers to all three questions above through three separate architectural innovations.
This paper proposes a novel quantum neuro-morphic computing architecture designed to enhance computational efficiency and parallelism. The core concept involves integrating quantum logic gates with neural networks to create a hybrid system capable of leveraging the strengths of both paradigms. We explore the potential of this architecture to achieve significant improvements in computational performance, particularly for complex problems that benefit from parallel processing and quantum phenomena. The architecture is predicated on a fundamentally new approach to computation, moving beyond traditional von Neumann architectures and exploring the synergistic relationship between quantum and neuromorphic computing. The primary goal is to develop a scalable and efficient computing solution that can tackle problems currently intractable for either quantum or classical systems alone. This paper outlines the key components of the architecture, the underlying mathematical framework, and the potential applications of this integrated system.