370 citations · 1.2k across the 31 of their papers we have counts for
32 papers
Learning and interpreting policies for simultaneous entanglement requests in quantum networks
Leon Rode, Sumeet Khatri, Supartha Podder
Future quantum networks will make use of entanglement to perform numerous tasks, such as sending quantum information over long distances, distributed quantum computing, and quantum…
Reinforcement learning of quantum circuit architectures for molecular potential energy curves
Maureen Krumtünger, Alissa Wilms, Paul K. Faehrmann +4
Quantum chemistry and optimization are two of the most prominent applications of quantum computers. Variational quantum algorithms have been proposed for solving problems in these…
Maximum channel entropy principle and microcanonical channels
Philippe Faist, Sumeet Khatri
The thermal state plays a number of significant roles throughout physics, information theory, quantum computing, and machine learning. It arises from Jaynes' maximum-entropy princi…
Thermalization with partial information
Philippe Faist, Sumeet Khatri
A many-body system, whether in contact with a large environment or evolving under complex dynamics, can typically be modeled as occupying the thermal state singled out by Jaynes' m…
-Positive Maps: New Characterizations and a Generation Method
Frederik vom Ende, Sumeet Khatri, Sergey Denisov
We study -positive linear maps on matrix algebras and address two problems, (i) characterizations of -positivity and (ii) generation of non-decomposable -positive maps. On…
Quantum reinforcement learning of classical rare dynamics: Enhancement by intrinsic Fourier features
Alissa Wilms, Laura Ohff, Andrea Skolik +3
Rare events are essential for understanding the behavior of non-equilibrium and industrial systems. It is of ongoing interest to develop methods for effectively searching for rare…
Constant Overhead Entanglement Distillation via Scrambling
Andi Gu, Lorenzo Leone, Kenneth Goodenough +1
High-fidelity quantum entanglement enables key quantum networking capabilities such as secure communication and distributed quantum computing, but long-distance entanglement distri…
Towards a General Framework for Practical Quantum Network Protocols
Sumeet Khatri
The quantum internet is one of the frontiers of quantum information science. It will revolutionize the way we communicate and do other tasks, and it will allow for tasks that are n…
A resource- and computationally-efficient protocol for multipartite entanglement distribution in Bell-pair networks
S. Siddardha Chelluri, Sumeet Khatri, Peter van Loock
Multipartite entangled states, such as Greenberger--Horne--Zeilinger (GHZ) states, are important resources in multiparty quantum networking tasks. We consider protocols for generat…
Experimental measurement and a physical interpretation of quantum shadow enumerators
Daniel Miller, Kyano Levi, Lukas Postler +18
Throughout its history, the theory of quantum error correction has heavily benefited from translating classical concepts into the quantum setting. In particular, classical notions…
Online learning of quantum processes
Asad Raza, Matthias C. Caro, Jens Eisert +1
Among recent insights into learning quantum states, online learning and shadow tomography procedures are notable for their ability to accurately predict expectation values even of…
Noise-induced shallow circuits and absence of barren plateaus
Antonio Anna Mele, Armando Angrisani, Soumik Ghosh +4
Motivated by realistic hardware considerations of the pre-fault-tolerant era, we comprehensively study the impact of uncorrected noise on quantum circuits. We first show that in th…
Reducing classical communication costs in multiplexed quantum repeaters using hardware-aware quasi-local policies
Stav Haldar, Pratik J. Barge, Xiang Cheng +5
Future quantum networks will have nodes equipped with multiple quantum memories, allowing for multiplexing and entanglement distillation strategies in order to increase fidelities…
Quantum metrology in the finite-sample regime
Johannes Jakob Meyer, Sumeet Khatri, Daniel Stilck França +2
In quantum metrology, one of the major applications of quantum technologies, the ultimate precision of estimating an unknown parameter is often stated in terms of the Cramér-Rao bo…
Fast and reliable entanglement distribution with quantum repeaters: principles for improving protocols using reinforcement learning
Stav Haldar, Pratik J. Barge, Sumeet Khatri +1
Future quantum technologies such as quantum communication, quantum sensing, and distributed quantum computation, will rely on networks of shared entanglement between spatially sepa…
Exponentially tighter bounds on limitations of quantum error mitigation
Yihui Quek, Daniel Stilck França, Sumeet Khatri +2
Quantum error mitigation has been proposed as a means to combat unwanted and unavoidable errors in near-term quantum computing without the heavy resource overheads required by faul…
Perturbative gadgets for gate-based quantum computing: Non-recursive constructions without subspace restrictions
Simon Cichy, Paul K. Faehrmann, Sumeet Khatri +1
Perturbative gadgets are a tool to encode part of a Hamiltonian, usually the low-energy subspace, into a different Hamiltonian with favorable properties, for instance, reduced loca…
On the design and analysis of near-term quantum network protocols using Markov decision processes
Sumeet Khatri
The quantum internet is one of the frontiers of quantum information science research. It will revolutionize the way we communicate and do other tasks, and it will allow for tasks t…
Principles of Quantum Communication Theory: A Modern Approach
Sumeet Khatri, Mark M. Wilde
This is a preliminary version of a book in progress on the theory of quantum communication. We adopt an information-theoretic perspective throughout and give a comprehensive accoun…
Bounding the forward classical capacity of bipartite quantum channels
Dawei Ding, Sumeet Khatri, Yihui Quek +3
We introduce various measures of forward classical communication for bipartite quantum channels. Since a point-to-point channel is a special case of a bipartite channel, the measur…
Policies for elementary links in a quantum network
Sumeet Khatri
Distributing entanglement over long distances is one of the central tasks in quantum networks. An important problem, especially for near-term quantum networks, is to develop optima…
Spooky action at a global distance: analysis of space-based entanglement distribution for the quantum internet
Sumeet Khatri, Anthony J. Brady, Renée A. Desporte +2
Recent experimental breakthroughs in satellite quantum communications have opened up the possibility of creating a global quantum internet using satellite links. This approach appe…
Second-order coding rates for key distillation in quantum key distribution
Sumeet Khatri, Eneet Kaur, Saikat Guha +1
The security of quantum key distribution has traditionally been analyzed in either the asymptotic or non-asymptotic regimes. In this paper, we provide a bridge between these two re…
Noise Resilience of Variational Quantum Compiling
Kunal Sharma, Sumeet Khatri, M. Cerezo +1
Variational hybrid quantum-classical algorithms (VHQCAs) are near-term algorithms that leverage classical optimization to minimize a cost function, which is efficiently evaluated o…