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20162026
most citedBeyond Barren Plateaus: Quantum Variational Algorithms Are Swamped With Traps

233 citations · 516 across the 26 of their papers we have counts for

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quant-ph2026

An (almost) efficient classical algorithm for sampling from typical Gibbs states

Saleh Naghdi, Eric R. Anschuetz

Gibbs state preparation has emerged as a potential avenue for quantum advantage in the study of physical systems. Although there is known advantage for computing local properties o…

quant-ph2026

The Quantum Overlap Gap Property and Algorithmic Hardness for the Quantum Hypergraph Max-Cut Problem

Mikhail Mints, Eric R. Anschuetz

In this work, we analyze the average-case hardness of approximation for the Quantum Hypergraph Max-Cut problem using the theoretical framework of the Quantum Overlap Gap Property (…

quant-ph2025

Fragmentation is Efficiently Learnable by Quantum Neural Networks

Mikhail Mints, Eric R. Anschuetz

In certain classes of physical quantum systems, the exponentially large state space "fragments" into many low-dimensional, dynamically disconnected subspaces. We introduce a learni…

quant-ph2025

Average-case quantum complexity from glassiness

Alexander Zlokapa, Bobak T. Kiani, Eric R. Anschuetz

Glassiness -- a phenomenon in physics characterized by a rough free-energy landscape -- implies hardness for stable classical algorithms. For example, it can obstruct constant-time…

quant-ph2025

Spin Glass Transitions Obstruct Decoded Quantum Interferometry

Eric R. Anschuetz, David Gamarnik, Jonathan Z. Lu

Quantum algorithms are believed to offer advantages in solving certain hard discrete optimization problems, yet identifying when such advantages persist in explicit distributions o…

quant-ph2025

k-Contextuality as a Heuristic for Memory Separations in Learning

Mariesa H. Teo, Willers Yang, James Sud +3

Classical machine learning models struggle with learning and prediction tasks on data sets exhibiting long-range correlations. Previously, the existence of a long-range correlation…