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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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Showing 2025Show all

6 papers · 1 filter

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…

quant-ph2025

Optimizing Sparse SYK

Matthew Ding, Robbie King, Bobak T. Kiani +1

Finding the ground state of strongly-interacting fermionic systems is often the prerequisite for fully understanding both quantum chemistry and condensed matter systems. The Sachde…

quant-ph2025★ 1 cited

Quantum Glassiness From Efficient Learning

Eric R. Anschuetz

We show a relation between quantum learning theory and algorithmic hardness. We use the existence of efficient, local learning algorithms for energy estimation -- such as the class…