activity
20242026
collaborators

14 papers

quant-ph2026

Representational separation between unitary and channel quantum generative models via shared classical randomness at shallow depth

Arunava Majumder, Marius Krumm, Hendrik Poulsen Nautrup +1

Near-term quantum hardware limits circuit depth and often imposes geometrically local connectivity for quantum generative models, restricting the output distributions accessible to…

quant-ph2026

Genuine Multipartite Entanglement between Logical Qubits via Cross-Code Lattice Surgery

Alex Steiner, Tomasz Andrzejewski, Phila Rembold +8

Universal quantum computers are expected to generate arbitrary complex quantum states of logical qubits encoded in many physical qubits. This capability hinges on a fault-tolerantl…

quant-ph2026

The Structure of Circle Graph States

Frederik Hahn, Rose McCarty, Hendrik Poulsen Nautrup +1

Circle graph states are a structurally important family of graph states. The family's entanglement is a priori high enough to allow for universal measurement-based quantum computat…

quant-ph2026

Discovering quantum phenomena with Interpretable Machine Learning

Paulin de Schoulepnikoff, Hendrik Poulsen Nautrup, Hans J. Briegel +1

Interpretable machine learning techniques are becoming essential tools for extracting physical insights from complex quantum data. We build on recent advances in variational autoen…

quant-ph2026

Minimizing classical resources in variational measurement-based quantum computation for generative modeling

Arunava Majumder, Hendrik Poulsen Nautrup, Hans J. Briegel

Measurement-based quantum computation (MBQC) is a framework for quantum information processing in which a computational task is carried out through one-qubit measurements on a high…

cs.LG2026

Disentanglement by means of action-induced representations

Gorka Muñoz-Gil, Hendrik Poulsen Nautrup, Arunava Majumder +4

Learning interpretable representations with variational autoencoders (VAEs) is a major goal of representation learning. The main challenge lies in obtaining disentangled representa…