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  • TII Preprints
    AI and Digital Science Research Center arxiv.org
    Near-Field Wideband Extremely Large-scale MIMO Transmission with Holographic Metasurface Antennas

    Jie Xu, Li You, George C. Alexandropoulos, Xinping Yi, Wenjin Wang, and Xiqi Gao

  • TII Preprints
    AI and Digital Science Research Center arxiv.org
    Compressed-sensing- based 3D localization with distributed passive reconfigurable intelligent surfaces

    J. He, A. Fakhreddine, H. Wymeersch, and G. C. Alexandropoulos

  • TII Preprints
    AI and Digital Science Research Center arxiv.org
    aJoint channel and direction estimation for ground-to-UAV communications enabled by a simultaneous reflecting and sensing RIS

    J. He, A. Fakhreddine, and G. C. Alexandropoulos

  • TII Preprints
    Quantum Research Center arxiv.org
    General guarantees for randomized benchmarking with random quantum circuits

    Markus Heinrich, Martin Kliesch, Ingo Roth

  • TII Preprints
    Quantum Research Center Arxiv
    Bisparse Blind Deconvolution through Hierarchical Sparse Recovery

    Axel Flinth, Ingo Roth, Gerhard Wunder

  • TII Preprints
    Quantum Research Center Arxiv
    Scalably learning quantum many-body Hamiltonians from dynamical data

    Frederik Wilde, Augustine Kshetrimayum, Ingo Roth, Dominik Hangleiter, Ryan Sweke, Jens Eisert

  • TII Preprints
    Quantum Research Center Arxiv
    Closed-form analytic expressions for shadow estimation with brickwork circuits

    Mirko Arienzo, Markus Heinrich, Ingo Roth, Martin Kliesch

  • TII Preprints
    Quantum Research Center arXiv
    Fourier-based quantum signal processing

    Thais de Lima Silva, Lucas Borges, Leandro Aolita

  • TII Preprints
    Quantum Research Center arXiv
    Exact analytical relation between the entropies and the dominant eigenvalue of random reduced density matrices

    Ruge Lin

  • TII Preprints
    Quantum Research Center arXiv
    Quantum representation of finite groups

    Ruge Lin

  • TII Preprints
    Quantum Research Center arXiv
    Fractal states of the Schwinger model

    E.V. Petrova, E.S. Tiunov, M.C. Bañuls, A.K. Fedorov

  • TII Preprints
    Quantum Research Center arXiv
    Reconstructing complex states of a 20-qubit quantum simulator

    Murali K. Kurmapu, V.V. Tiunova, E.S. Tiunov, Martin Ringbauer, Christine Maier, Rainer Blatt, Thomas Monz, Aleksey K. Fedorov, A.I. Lvovsky