News

New preprint: Iterative Quantum Optimization: From Greedy Reductions to Branch-and-Bound.

New preprint: Leaving Quantum Bias on the Table: Pushforwards as a Path to Quantum Advantage in Constrained Optimization.

Measurement-driven quantum approximate optimization accepted in Physical Review A.

New preprint: Quantum Approximation Complexity of Classical Optimization Problems.

New preprint: Complexity Barriers to State Preparation in Quantum Approximate Optimization.

Two papers in the proceedings of IEEE Quantum Week in Toronto: NDAR-qudits and iterative warm-start optimization. I gave two talks: a technical program talk on NDAR-qudits and an invited workshop talk on QAOA complexity at QuACO.

Iterative warm-start optimization with quantum imaginary time evolution received the Quantum Algorithms track Best Paper Award, second runner-up, at IEEE Quantum Week.

New preprint: Complexity Amplification from Compression in Quantum Random Access Optimization.

New preprint: No Free Compression in Quantum Relaxations for Optimization.

Imposing Constraints on Driver Hamiltonians and Mixing Operators: From Theory to Practical Implementation published in ACM Transactions on Quantum Computing.

New preprint: Evaluating QAOA expectation values can be as hard as counting optimal solutions.

Quantum Davis-Putnam-Logemann-Loveland and generalized constraints in iterative quantum algorithms published in Physical Review A 114, 022404.

New preprint: Separating Geometry From Interference in Constrained Quantum Optimization.

New preprint: Quantum Approximate Optimization via Noise-Directed Adaptive Warm-Starting.

New preprint: Noise-Directed Adaptive Remapping for Integer Optimization: from qubits to (encoded) qudits.

New preprint: Iterative warm-start optimization with quantum imaginary time evolution.

I gave an invited talk on Hybrid Quantum-Classical Approaches to Combinatorial Optimization at the International Workshop on Quantum Optimization in Oslo, Norway.

Scattering Processes from Quantum Simulation Algorithms for Scalar Field Theories published in PRX Quantum 7, 010343.

New preprint with Tobias Stollenwerk: Measurement-driven Quantum Approximate Optimization.

I gave a plenary talk on Hybrid Quantum-Classical Approaches to Combinatorial Optimization at VIII WECIQ/WCQ in Florianópolis, Brazil.

Improving Quantum Approximate Optimization by Noise-Directed Adaptive Remapping published in Quantum 9, 1906.