271 citations · 1.1k across the 49 of their papers we have counts for
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The Top Manifold Connectedness of Quantum Control Landscapes
Yidian Fan, Re-Bing Wu, Tak-San Ho +2
The control of quantum systems has been proven to possess trap-free optimization landscapes under the satisfaction of proper assumptions. However, many details of the landscape geo…
Quantum Optimal Control without Arbitrary Waveform Generators
Qi-Ming Chen, Herschel Rabitz, Re-Bing Wu
Simple, precise, and robust control is demanded for operating a large quantum information processor. However, existing routes to high-fidelity quantum control rely heavily on arbit…
Flying-Qubit Control via a Three-level Atom with Tunable Waveguide Couplings
Wenlong Li, Xue Dong, Guofeng Zhang +1
The control of flying qubits is at the core of quantum networks. As often carried by single-photon fields, the flying-qubit control involves not only their logical states but also…
Experimental Quantum End-to-End Learning on a Superconducting Processor
Xiaoxuan Pan, Xi Cao, Weiting Wang +10
Machine learning can be substantially powered by a quantum computer owing to its huge Hilbert space and inherent quantum parallelism. In the pursuit of quantum advantages for machi…
The Optimization Landscape of Hybrid Quantum-Classical Algorithms: from Quantum Control to NISQ Applications
Xiaozhen Ge, Re-Bing Wu, Herschel Rabitz
This review investigates the landscapes of prevalent hybrid quantum-classical optimization algorithms in many rapidly developing quantum technologies, where the objective function…
On the Control of Flying Qubits
Wen-Long Li ang Guofeng Zhang, Re-Bing Wu
The control of flying quantum bits (qubits) carried by traveling quantum fields is crucial for coherent information transmission in quantum networks. In this paper, we develop a ge…
On the Dynamics of the Tavis-Cummings Model
Zhiyuan Dong, Guofeng Zhang, Ai-Guo Wu +1
The purpose of this paper is to present a comprehensive study of the Tavis-Cummings model from a system-theoretic perspective. A typical form of the Tavis-Cummings model is compose…
Risk-sensitive Optimization for Robust Quantum Controls
Xiaozhen Ge, Re-Bing Wu
Highly accurate and robust control of quantum operations is vital for the realization of error-correctible quantum computation. In this paper, we show that the robustness of high-p…
Assessing three closed-loop learning algorithms by searching for high-quality quantum control pulses
Xiao-dong Yang, Christian Arenz, Istvan Pelczer +4
Designing a high-quality control is crucial for reliable quantum computation. Among the existing approaches, closed-loop leaning control is an effective choice. Its efficiency depe…
On compression rate of quantum autoencoders: Control design, numerical and experimental realization
Hailan Ma, Chang-Jiang Huang, Chunlin Chen +4
Quantum autoencoders which aim at compressing quantum information in a low-dimensional latent space lie in the heart of automatic data compression in the field of quantum informati…
End-to-End Quantum Machine Learning Implemented with Controlled Quantum Dynamics
Re-Bing Wu, Xi Cao, Pinchen Xie +1
Toward quantum machine learning deployed on imperfect near-term intermediate-scale quantum (NISQ) processors, the entire physical implementation of should include as less as possib…
Quantum Fourier Transform in Oscillating Modes
Qi-Ming Chen, Frank Deppe, Re-Bing Wu +9
Quantum Fourier transform (QFT) is a key ingredient of many quantum algorithms where a considerable amount of ancilla qubits and gates are often needed to form a Hilbert space larg…
Robust Quantum Control against Clock Noises in Multi-Qubit Systems
Hai-Jin Ding, Re-Bing Wu
High-precision manipulation of multi-qubit quantum systems requires strictly clocked and synchronized multi-channel control signals. However, practical Arbitrary Waveform Generator…
Combining the synergistic control capabilities of modelling and experiments: illustration of finding a minimum time quantum objective
Qi-Ming Chen, Xiaodong Yang, Christian Arenz +4
A common way to manipulate a quantum system, for example spins or artificial atoms, is to use properly tailored control pulses. In order to accomplish quantum information tasks bef…
Learning Robust and High-Precision Quantum Controls
Re-Bing Wu, Haijin Ding, Daoyi Dong +1
Robust and high-precision quantum control is extremely important but challenging for the functionization of scalable quantum computation. In this paper, we show that this hard prob…
How to Synthesize Exceptional Points with Three Resonators
Re-Bing Wu, Yu Zheng, Qi-Ming Chen +1
In non-Hermitian coulped-resonator networks, the eigenvectors of degenerate eigenmodes may become parallel due to the singularity at so-called Exceptional Points (EP). To exploit t…
Quantum Circuit Design for Training Perceptron Models
Yu Zheng, Sicong Lu, Re-Bing Wu
Perceptron model is a fundamental linear classifier in machine learning and also the building block of artificial neural networks. Recently, Wiebe et al. (arXiv:1602.04799) propose…
Pulse Width Modulation method for quantum control design
Qi-Ming Chen, Re-Bing Wu, Herschel Rabitz
Illuminated by the Pulse Width Modulation (PWM) technology in classical control engineering, we propose the PWM approximation which transforms continuous and bang-bang control into…
Tuning coupling between superconducting resonators with collective qubits
Qi-Ming Chen, Re-Bing Wu, Luyan Sun +1
By simultaneously coupling multiple two-level artificial atoms to two superconducting resonators, we design a quantum switch that tunes the resonator-resonator coupling strength fr…
A Data-Driven Gradient Algorithm for High-Precision Quantum Control
Re-Bing Wu, Bing Chu, David Owens +1
In the quest to achieve scalable quantum information processing technologies, gradient-based optimal control algorithms (e.g., GRAPE) are broadly used for implementing high-precisi…
Searching for an optimal control in the presence of saddles on the quantum mechanical observable landscape
Gregory Riviello, Re-Bing Wu, Qiuyang Sun +1
The broad success of theoretical and experimental quantum optimal control is intimately connected to the topology of the underlying control landscape. For several common quantum co…
Inherently trap-free convex landscapes for full quantum optimal control
Qiuyang Sun, Re-Bing Wu, Tak-San Ho +1
We present a comprehensive analysis of the landscape for full quantum-quantum control associated with the expectation value of an arbitrary observable of one quantum system control…
Pulse Width Modulation for Speeding Up Quantum Optimal Control Design
Qi-Ming Chen, Re-Bing Wu
This paper focuses on accelerating quantum optimal control design for complex quantum systems. Based on our previous work [{arXiv:1607.04054}], we combine Pulse Width Modulation (P…
Pulse Width Modulation for Simulating Time-Dependent Quantum Systems
Qi-Ming Chen, Re-Bing Wu
This paper proposes a numerical method for solving time-dependent Schrodinger equations with finite spectral bandwidth, which applies to both periodic and non-periodic cases. We in…