17 citations · 132 across the 43 of their papers we have counts for
14 papers · 1 filter
Sample-based Hamiltonian and Lindbladian simulation: Non-asymptotic analysis of sample complexity
Byeongseon Go, Hyukjoon Kwon, Siheon Park +2
Density matrix exponentiation (DME) is a quantum algorithm that processes multiple copies of a program state to realize the Hamiltonian evolution . Wave matrix Lindb…
Information geometry of bosonic Gaussian thermal states
Zixin Huang, Mark M. Wilde
Bosonic Gaussian thermal states form a fundamental class of states in quantum information science. This paper explores the information geometry of these states, focusing on charact…
Natural gradient and parameter estimation for quantum Boltzmann machines
Dhrumil Patel, Mark M. Wilde
Thermal states play a fundamental role in various areas of physics, and they are becoming increasingly important in quantum information science, with applications related to semi-d…
Semidefinite optimization of the quantum relative entropy of channels
Gereon Koßmann, Mark M. Wilde
This paper introduces a method for calculating the quantum relative entropy of channels, an essential quantity in quantum channel discrimination and resource theories of quantum ch…
Quantum Boltzmann machine learning of ground-state energies
Dhrumil Patel, Daniel Koch, Saahil Patel +1
Estimating the ground-state energy of Hamiltonians is a fundamental task for which it is believed that quantum computers can be helpful. Several approaches have been proposed towar…
Quantum Algorithms for Realizing Symmetric, Asymmetric, and Antisymmetric Projectors
Margarite L. LaBorde, Soorya Rethinasamy, Mark M. Wilde
In quantum computing, knowing the symmetries a given system or state obeys or disobeys is often useful. For example, Hamiltonian symmetries may limit allowed state transitions or s…
Barycentric bounds on the error exponents of quantum hypothesis exclusion
Kaiyuan Ji, Hemant K. Mishra, Milán Mosonyi +1
Quantum state exclusion is an operational task with application to ontological interpretations of quantum states. In such a task, one is given a system whose state is randomly sele…
Semi-definite optimization of the measured relative entropies of quantum states and channels
Zixin Huang, Mark M. Wilde
The measured relative entropies of quantum states and channels find operational significance in quantum information theory as achievable error rates in hypothesis testing tasks. Th…
Contraction of Private Quantum Channels and Private Quantum Hypothesis Testing
Theshani Nuradha, Mark M. Wilde
A quantum generalized divergence by definition satisfies the data-processing inequality; as such, the relative decrease in such a divergence under the action of a quantum channel i…
Multivariate Fidelities
Theshani Nuradha, Hemant K. Mishra, Felix Leditzky +1
The main contribution of our paper is to introduce a number of multivariate quantum fidelities and show that they satisfy several desirable properties that are natural extensions o…
Logarithmic-Depth Quantum Circuits for Hamming Weight Projections
Soorya Rethinasamy, Margarite L. LaBorde, Mark M. Wilde
A pure state of fixed Hamming weight is a superposition of computational basis states such that each bitstring in the superposition has the same number of ones. Given a Hilbert spa…
Exact quantum sensing limits for bosonic dephasing channels
Zixin Huang, Ludovico Lami, Mark M. Wilde
Dephasing is a prominent noise mechanism that afflicts quantum information carriers, and it is one of the main challenges towards realizing useful quantum computation, communicatio…
Cost of quantum secret key
Karol Horodecki, Leonard Sikorski, Siddhartha Das +1
In this paper, we develop the resource theory of quantum secret key. Operating under the assumption that entangled states with zero distillable key do not exist, we define the key…
Neutron-nucleus dynamics simulations for quantum computers
Soorya Rethinasamy, Ethan Guo, Alexander Wei +2
With a view toward addressing the explosive growth in the computational demands of nuclear structure and reactions modeling, we develop a novel quantum algorithm for neutron-nucleu…