Publications (128)
Memory-efficient tracking of complex temporal and symbolic dynamics with quantum simulators
Thomas J. Elliott, Andrew J. P. Garner, Mile Gu
Tracking the behaviour of stochastic systems is a crucial task in the statistical sciences. It has recently been shown that quantum models can faithfully simulate such processes wh…
Overarching framework between Gaussian quantum discord and Gaussian quantum illumination
Mark Bradshaw, Syed M. Assad, Jing Yan Haw +3
We cast the problem of illuminating an object in a noisy environment into a communication protocol. A probe is sent into the environment, and the presence or absence of the object…
Beating the Clauser-Horne-Shimony-Holt and the Svetlichny games with Optimal States
Hong-Yi Su, Changliang Ren, Jing-Ling Chen +6
We study the relation between the maximal violation of Svetlichny's inequality and the mixedness of quantum states and obtain the optimal state (i.e., maximally nonlocal mixed stat…
How Quantum Agents Can Change Which Strategies Are More Complex
Spiros Kechrimparis, Nix Barnett, Mile Gu +1
Whether winning blackjack or navigating busy streets, achieving desired outcomes requires agents to execute adaptive strategies, strategies where actions depend contextually on pas…
Simple Construction of Qudit Floquet Codes on a Family of Lattices
Andrew Tanggara, Mile Gu, Kishor Bharti
Dynamical quantum error-correcting codes (QECC) offer wider possibilities in how one can protect logical quantum information from noise and perform fault-tolerant quantum computati…
Probe optimization for quantum metrology via closed-loop learning control
Xiaodong Yang, Jayne Thompson, Ze Wu +3
Experimentally achieving the precision that standard quantum metrology schemes promise is always challenging. Recently, additional controls were applied to design feasible quantum…
Quantum state-agnostic work extraction (almost) without dissipation
Josep Lumbreras, Ruo Cheng Huang, Yanglin Hu +2
We investigate work extraction protocols designed to transfer the maximum possible energy to a battery using sequential access to copies of an unknown pure qubit state. The cor…
Fragile states are better for quantum metrology
Kavan Modi, Lucas C. Céleri, Jayne Thompson +1
In quantum metrology, quantum probe states are capable of estimating unknown physical parameters to precisions beyond classical limits. What qualities do such states possess? Here…
Using quantum theory to reduce the complexity of input-output processes
Jayne Thompson, Andrew J. P. Garner, Vlatko Vedral +1
All natural things process and transform information. They receive environmental information as input, and transform it into appropriate output responses. Much of science is dedica…
Quantum sensing of phase-covariant optical channels
Ranjith Nair, Mile Gu
We obtain universal (i.e., probe and measurement-independent) performance bounds on ancilla-assisted quantum sensing of multiple parameters of phase-covariant optical channels unde…
Unconditional preparation of entanglement between atoms in cascaded optical cavities
Stephen Clark, Amy Peng, Mile Gu +1
We propose a scheme to unconditionally entangle the internal states of atoms trapped in separate high finesse optical cavities. The scheme uses the technique of quantum reservoir e…
Witnessing quantum resource conversion within deterministic quantum computation using one pure superconducting qubit
W. Wang, J. Han, B. Yadin +9
Deterministic quantum computation with one qubit (DQC1) is iconic in highlighting that exponential quantum speedup may be achieved with negligible entanglement. Its discovery catal…
Operational resource theory of continuous-variable nonclassicality
Benjamin Yadin, Felix C. Binder, Jayne Thompson +3
Genuinely quantum states of a harmonic oscillator may be distinguished from their classical counterparts by the Glauber-Sudarshan P-representation -- a state lacking a positive P-f…
Unified framework for quantumness -- coherence, discord, and entanglement
Xiao Yuan, Hongyi Zhou, Mile Gu +1
From an operational perspective, quantumness characterizes the exotic behavior in a physical process which cannot be explained with Newtonian physics. There are several widely used…
Causal classification of spatiotemporal quantum correlations
Minjeong Song, Varun Narasimhachar, Bartosz Regula +2
From correlations in measurement outcomes alone, can two otherwise isolated parties establish whether such correlations are atemporal? That is, can they rule out that they have bee…
Optimal gain sensing of quantum-limited phase-insensitive amplifiers
Ranjith Nair, Guo Yao Tham, Mile Gu
Phase-insensitive optical amplifiers uniformly amplify each quadrature of an input field and are of both fundamental and technological importance. We find the quantum limit on the…
A high fidelity heralded squeezing gate
Jie Zhao, Kui Liu, Jeng Hao +4
A universal squeezing gate capable of squeezing arbitrary input states is essential for continuous-variable quantum computation~\cite{PRA79062318,PRL112120504}. However, in present…
The power of one qumode for quantum computation
Nana Liu, Jayne Thompson, Christian Weedbrook +4
Although quantum computers are capable of solving problems like factoring exponentially faster than the best-known classical algorithms, determining the resources responsible for t…
Experimental Quantum Computing to Solve Systems of Linear Equations
X. -D. Cai, Christian Weedbrook, Z. -E. Su +7
Solving linear systems of equations is ubiquitous in all areas of science and engineering. With rapidly growing data sets, such a task can be intractable for classical computers, a…
Replicating the benefits of closed timelike curves without breaking causality
Xiao Yuan, Syed M. Assad, Jayne Thompson +6
In general relativity, closed timelike curves can break causality with remarkable and unsettling consequences. At the classical level, they induce causal paradoxes disturbing enoug…
Quantum adaptive agents with efficient long-term memories
Thomas J. Elliott, Mile Gu, Andrew J. P. Garner +1
Central to the success of adaptive systems is their ability to interpret signals from their environment and respond accordingly -- they act as agents interacting with their surroun…
Operational effects of the UNOT gate on classical and quantum correlations
Kuan Zhang, Jiajun Ma, Xiang Zhang +4
The NOT gate that flips a classical bit is ubiquitous in classical information processing. However its quantum analogue, the universal NOT (UNOT) gate that flips a quantum spin in…
Energetic advantages for quantum agents in online execution of complex strategies
Jayne Thompson, Paul M. Riechers, Andrew J. P. Garner +2
Agents often execute complex strategies -- adapting their response to each input stimulus depending on past observations and actions. Here, we derive the minimal energetic cost for…
Converting Coherence to Quantum Correlations
Jiajun Ma, Benjamin Yadin, Davide Girolami +2
Recent results in quantum information theory characterize quantum coherence in the context of resource theories. Here we study the relation between quantum coherence and quantum di…
Thermodynamical cost of some interpretations of quantum theory
Adán Cabello, Mile Gu, Otfried Gühne +2
The interpretation of quantum theory is one of the longest-standing debates in physics. Type I interpretations see quantum probabilities as determined by intrinsic properties of th…
Time Symmetries of Memory Determine Thermodynamic Efficiency
Alexander B. Boyd, Paul M. Riechers, Gregory W. Wimsatt +2
While Landauer's Principle sets a lower bound for the work required for a computation, that work is recoverable for efficient computations. However, practical physical computers, s…
Fundamental limits of quantum illumination
Ranjith Nair, Mile Gu
In Quantum Illumination (QI), a signal beam initially entangled with an idler beam held at the receiver interrogates a target region bathed in thermal background light. The returne…
Delayed Choice Contextuality: A way to rule out Contextual Hidden Variables
Jayne Thompson, Mile Gu, Pawel Kurzynski +2
A PhD student is locked inside a box, imitating a quantum system by mimicking the measurement statistics of any viable observable nominated by external observers. Inside a second b…
Quantum limits of covert target detection
Guo Yao Tham, Ranjith Nair, Mile Gu
In covert target detection, Alice attempts to send optical or microwave probes to determine the presence or absence of a weakly-reflecting target embedded in thermal background rad…
Virtual quantum resource distillation: General framework and applications
Ryuji Takagi, Xiao Yuan, Bartosz Regula +1
We develop the general framework of virtual resource distillation -- an alternative distillation strategy proposed in [Phys. Rev. Lett. 132, 050203 (2024)], which extends conventio…
Characterizing correlation within multipartite quantum systems via local randomized measurements
Zhenhuan Liu, Pei Zeng, You Zhou +1
Given a quantum system on many qubits split into a few different parties, how many total correlations are there between these parties? Such a quantity, aimed to measure the deviati…
The classical-quantum divergence of complexity in modelling spin chains
Whei Yeap Suen, Jayne Thompson, Andrew J. P. Garner +2
The minimal memory required to model a given stochastic process - known as the statistical complexity - is a widely adopted quantifier of structure in complexity science. Here, we…
More Really is Different
Mile Gu, Christian Weedbrook, Alvaro Perales +1
In 1972, P.W.Anderson suggested that `More is Different', meaning that complex physical systems may exhibit behavior that cannot be understood only in terms of the laws governing t…
Gaussian Atemporality: When Gaussian Quantum Correlations Imply Common Cause
Minjeong Song, Jayne Thompson, Matthew S. Winnel +4
Conventionally, covariances do not distinguish between spatial and temporal correlations. The same covariance matrix could equally describe temporal correlations between observatio…
Variational learning of integrated quantum photonic circuits
Hui Zhang, Chengran Yang, Wai-Keong Mok +11
Integrated photonic circuits play a crucial role in implementing quantum information processing in the noisy intermediate-scale quantum (NISQ) era. Variational learning is a promis…
Decoupling Cross-Quadrature Correlations using Passive Operations
Syed M. Assad, Mile Gu, Xiaoying Li +1
Quadrature correlations between subsystems of a Gaussian quantum state are fully characterised by its covariance matrix. For example, the covariance matrix determines the amount of…
Quantum Control via Geometry: An explicit example
Mile Gu, Andrew Doherty, Michael Nielsen
We explicitly compute the optimal cost for a class of example problems in geometric quantum control. These problems are defined by a Cartan decomposition of into orthogon…
Entanglement-free certification of entangling gates
Marcelo de Almeida, Mile Gu, Alessandro Fedrizzi +3
Not all quantum protocols require entanglement to outperform their classical alternatives. The nonclassical correlations that lead to this quantum advantage are conjectured to be c…
Strategic Code: A Unified Spatio-Temporal Framework for Quantum Error-Correction
Andrew Tanggara, Mile Gu, Kishor Bharti
Quantum error-correcting code (QECC) is the central ingredient in fault-tolerant quantum information processing. An emerging paradigm of dynamical QECC shows that one can robustly…
Optimal stochastic modelling with unitary quantum dynamics
Qing Liu, Thomas. J. Elliott, Felix. C. Binder +2
Identifying and extracting the past information relevant to the future behaviour of stochastic processes is a central task in the quantitative sciences. Quantum models offer a prom…
Quantum Computing with Continuous-Variable Clusters
Mile Gu, Christian Weedbrook, Nicolas C. Menicucci +2
Continuous-variable cluster states offer a potentially promising method of implementing a quantum computer. This paper extends and further refines theoretical foundations and proto…
Quantum Uncertainty Principles for Measurements with Interventions
Yunlong Xiao, Yuxiang Yang, Ximing Wang +2
Heisenberg's uncertainty principle implies fundamental constraints on what properties of a quantum system can we simultaneously learn. However, it typically assumes that we probe t…
Single-shot quantum memory advantage in the simulation of stochastic processes
Farzad Ghafari, Nora Tischler, Jayne Thompson +7
Stochastic processes underlie a vast range of natural and social phenomena. Some processes such as atomic decay feature intrinsic randomness, whereas other complex processes, e.g.…
Optimal probes for continuous variable quantum illumination
Mark Bradshaw, Lorcan O. Conlon, Spyros Tserkis +3
Quantum illumination is the task of determining the presence of an object in a noisy environment. We determine the optimal continuous variable states for quantum illumination in th…
Engines for predictive work extraction from memoryful quantum stochastic processes
Ruo Cheng Huang, Paul M. Riechers, Mile Gu +1
Quantum information-processing techniques enable work extraction from a system's inherently quantum features, in addition to the classical free energy it contains. Meanwhile, the s…
Optimal classical simulation of state-independent quantum contextuality
Adán Cabello, Mile Gu, Otfried Gühne +1
Simulating quantum contextuality with classical systems requires memory. A fundamental yet open question is what is the minimum memory needed and, therefore, the precise sense in w…
Coherent State Distinguishability in Continuous Variable Quantum Cryptography
Christian Weedbrook, Mile Gu, Andrew M. Lance +3
We use the probability of error as a measure of distinguishability between two pure and two mixed symmetric coherent states in the context of continuous variable quantum cryptograp…
Discord, quantum knowledge and private communications
Mile Gu, Stefano Pirandola
In this brief review, we discuss the role that quantum correlations, as quantified by quantum discord, play in two interesting settings. The first one is discerning which unitaries…
Extreme dimensionality reduction with quantum modelling
Thomas J. Elliott, Chengran Yang, Felix C. Binder +3
Effective and efficient forecasting relies on identification of the relevant information contained in past observations -- the predictive features -- and isolating it from the rest…
Towards Quantifying Complexity with Quantum Mechanics
Ryan Tan, Daniel R. Terno, Jayne Thompson +2
While we have intuitive notions of structure and complexity, the formalization of this intuition is non-trivial. The statistical complexity is a popular candidate. It is based on t…
Universal Sampling Lower Bounds for Quantum Error Mitigation
Ryuji Takagi, Hiroyasu Tajima, Mile Gu
Numerous quantum error-mitigation protocols have been proposed, motivated by the critical need to suppress noise effects on intermediate-scale quantum devices. Yet, their general p…
Surveying structural complexity in quantum many-body systems
Whei Yeap Suen, Thomas J. Elliott, Jayne Thompson +4
Quantum many-body systems exhibit a rich and diverse range of exotic behaviours, owing to their underlying non-classical structure. These systems present a deep structure beyond th…
Enhancing quantum models of stochastic processes with error mitigation
Matthew Ho, Ryuji Takagi, Mile Gu
Error mitigation has been one of the recently sought after methods to reduce the effects of noise when computation is performed on a noisy near-term quantum computer. Interest in s…
Geometry of quantum correlations in space-time
Zhikuan Zhao, Robert Pisarczyk, Jayne Thompson +3
The traditional formalism of non-relativistic quantum theory allows the state of a quantum system to extend across space, but only restricts it to a single instant in time, leading…
Experimental quantum processing enhancement in modelling stochastic processes
Matthew S. Palsson, Mile Gu, Joseph Ho +2
Computer simulation of observable phenomena is an indispensable tool for engineering new technology, understanding the natural world, and studying human society. Yet the most inter…
Quantum enhanced rare event discovery and sampling
Naixu Guo, Po-Wei Huang, Qisheng Wang +4
Financial crashes, cascading failures in infrastructure, and critical errors in AI systems are frequently triggered by events that occur with extremely small probability. Efficient…
Theory of Quantum Imaginary-Time Mpemba Effect
Yumeng Zeng, Jeongrak Son, Mile Gu +1
Quantum imaginary-time evolution (QITE) is a fundamental framework for preparing ground and thermal states, yet its computational cost scales significantly with the evolution durat…
Modular Quantum Computation in a Trapped Ion System
Kuan Zhang, Jayne Thompson, Xiang Zhang +7
Modern computation relies crucially on modular architectures, breaking a complex algorithm into self-contained subroutines. A client can then call upon a remote server to implement…
Power of One Bit of Quantum Information in Quantum Metrology
Hugo Cable, Mile Gu, Kavan Modi
We construct a model of quantum metrology inspired by the computational model known as deterministic quantum computation with one quantum bit (DQC1). Using only one pure qubit toge…
Quantum Circuit Fragments and Link Products in Continuous Variables
Amalina Lai, Graeme D. Berk, Minjeong Song +1
Quantum circuits are often drawn as complete processes, with fixed inputs and outputs. In many quantum-information tasks, however, the natural object is only a fragment of such a c…
Quantum Passwords
Mile Gu, Christian Weedbrook
A quantum password is a quantum mechanical analogue of the classical password. Our proposal is completely quantum mechanical in nature, i.e. at no point is information stored and m…
Implementing quantum dimensionality reduction for non-Markovian stochastic simulation
Kang-Da Wu, Chengran Yang, Ren-Dong He +5
Complex systems are embedded in our everyday experience. Stochastic modelling enables us to understand and predict the behaviour of such systems, cementing its utility across the q…
Learning Quantum-Samplers for Stochastic Processes with Quantum Sequence Models
Ximing Wang, Chengran Yang, Chidambaram Aditya Somasundaram +2
Quantum circuits that generate coherent superpositions of stochastic processes are key to many downstream quantum-accelerated tasks, such as risk analysis, importance sampling, and…
Maximum entanglement of formation for a two-mode Gaussian state over passive operations
Spyros Tserkis, Jayne Thompson, Austin P. Lund +4
We quantify the maximum amount of entanglement of formation (EoF) that can be achieved by continuous-variable states under passive operations, which we refer to as EoF-potential. F…
Spatial Incompatibility Witnesses for Quantum Temporal Correlations
Xiangjing Liu, Harshit Verma, Yunlong Xiao +2
We introduce a witness-based framework for certifying quantum temporal correlations via the pseudo-density matrix (PDM) formalism, which is a spatiotemporal generalization of the d…
Ideal stochastic process modeling with post-quantum quasiprobabilistic theories
Kelvin Onggadinata, Andrew Tanggara, Mile Gu +1
In stochastic modeling, the excess entropy -- the mutual information shared between a process's past and future -- represents the fundamental lower bound of the memory needed to si…
Quantifying memory capacity as a quantum thermodynamic resource
Varun Narasimhachar, Jayne Thompson, Jiajun Ma +2
The information-carrying capacity of a memory is known to be a thermodynamic resource facilitating the conversion of heat to work. Szilard's engine explicates this connection throu…
Initial-State Dependence of Thermodynamic Dissipation for any Quantum Process
Paul M. Riechers, Mile Gu
New exact results about the nonequilibrium thermodynamics of open quantum systems at arbitrary timescales are obtained by considering all possible variations of initial conditions…
The relative entropy of coherence quantifies performance in Bayesian metrology
Ruvi Lecamwasam, Syed M Assad, Joseph J Hope +3
The ability of quantum states to be in superposition is one of the key features that sets them apart from the classical world. This `coherence' is rigorously quantified by resource…
Fundamental limits of quantum error mitigation
Ryuji Takagi, Suguru Endo, Shintaro Minagawa +1
The inevitable accumulation of errors in near-future quantum devices represents a key obstacle in delivering practical quantum advantages, motivating the development of various qua…
One-shot entanglement distillation beyond local operations and classical communication
Bartosz Regula, Kun Fang, Xin Wang +1
We study the task of entanglement distillation in the one-shot setting under different classes of quantum operations which extend the set of local operations and classical communic…
Optimal circular dichroism sensing with quantum light: Multi-parameter estimation approach
Christina Ioannou, Ranjith Nair, Ivan Fernandez-Corbaton +3
The measurement of circular dichroism (CD) has widely been exploited to distinguish the different enantiomers of chiral structures. It has been applied to natural materials (e.g. m…
Universal Quantum Computation with Continuous-Variable Cluster States
Nicolas C. Menicucci, Peter van Loock, Mile Gu +3
We describe a generalization of the cluster-state model of quantum computation to continuous-variable systems, along with a proposal for an optical implementation using squeezed-li…
Robust inference of memory structure for efficient quantum modelling of stochastic processes
Matthew Ho, Mile Gu, Thomas J. Elliott
A growing body of work has established the modelling of stochastic processes as a promising area of application for quantum techologies; it has been shown that quantum models are a…
Quantum Computation as Geometry
Michael A. Nielsen, Mark R. Dowling, Mile Gu +1
Quantum computers hold great promise, but it remains a challenge to find efficient quantum circuits that solve interesting computational problems. We show that finding optimal quan…
Experimental cyclic inter-conversion between Coherence and Quantum Correlations
Kang-Da Wu, Zhibo Hou, Yuan-Yuan Zhao +7
Quantum resource theories seek to quantify sources of non-classicality that bestow quantum technologies their operational advantage. Chief among these are studies of quantum correl…
Photonic-Implemented Efficient Deep Quantum Neural Network via Virtual-Driven Hilbert Space Expansion
Haoran Ma, Huihui Zhu, Zichao Zhao +10
The growing computational demands of classical neural networks have intensified the search for energy-efficient and powerful computational alternatives. Quantum neural networks (QN…
Variational Quantum Dimension Reduction for Recurrent Quantum Models
Chufan Lyu, Ximing Wang, Mile Gu +2
Recurrent quantum models (RQMs) realize sequential quantum processes through repeated application of a unitary operation on a memory system coupled with a series of output register…
Non-destructively probing the thermodynamics of quantum systems with qumodes
Thomas J. Elliott, Mile Gu, Jayne Thompson +1
Quantum systems are by their very nature fragile. The fundamental backaction on a state due to quantum measurement notwithstanding, there is also in practice often a destruction of…
Embedding memory-efficient stochastic simulators as quantum trajectories
Thomas J. Elliott, Mile Gu
By exploiting the complexity intrinsic to quantum dynamics, quantum technologies promise a whole host of computational advantages. One such advantage lies in the field of stochasti…
Error-tolerant witnessing of divergences in classical and quantum statistical complexity
Farzad Ghafari, Mile Gu, Joseph Ho +4
How much information do we need about a process' past to faithfully simulate its future? The statistical complexity is a prominent quantifier of structure for stochastic processes.…
Encoding Universal Computation in the Ground States of Ising Lattices
Mile Gu, Alvaro Perales
We characterize the set of ground states that can be synthesized by classical 2-body Ising Hamiltonians. We then construct simple Ising planar blocks that simulates efficiently a u…
QuLTSF: Long-Term Time Series Forecasting with Quantum Machine Learning
Hari Hara Suthan Chittoor, Paul Robert Griffin, Ariel Neufeld +2
Long-term time series forecasting (LTSF) involves predicting a large number of future values of a time series based on the past values. This is an essential task in a wide range of…
Virtual quantum resource distillation
Xiao Yuan, Bartosz Regula, Ryuji Takagi +1
Distillation, or purification, is central to the practical use of quantum resources in noisy settings often encountered in quantum communication and computation. Conventionally, di…
How Discord underlies the Noise Resilience of Quantum Illumination
Christian Weedbrook, Stefano Pirandola, Jayne Thompson +2
The benefits of entanglement can outlast entanglement itself. In quantum illumination, entanglement is employed to better detect reflecting objects in environments so noisy that al…
Operational applications of the diamond norm and related measures in quantifying the non-physicality of quantum maps
Bartosz Regula, Ryuji Takagi, Mile Gu
Although quantum channels underlie the dynamics of quantum states, maps which are not physical channels -- that is, not completely positive -- can often be encountered in settings…
Quantum phases with differing computational power
Jian Cui, Mile Gu, Leong Chuan Kwek +3
The observation that concepts from quantum information has generated many alternative indicators of quantum phase transitions hints that quantum phase transitions possess operation…
Near-Term Pseudorandom and Pseudoresource Quantum States
Andrew Tanggara, Mile Gu, Kishor Bharti
A pseudorandom quantum state (PRS) is an ensemble of quantum states indistinguishable from Haar-random states to observers with efficient quantum computers. It allows one to substi…
Variational Quantum Circuit Decoupling
Ximing Wang, Chengran Yang, Mile Gu
Decoupling systems into independently evolving components has a long history of simplifying seemingly complex systems. They enable a better understanding of the underlying dynamics…
A practical, unitary simulator for non-Markovian complex processes
Felix C. Binder, Jayne Thompson, Mile Gu
Stochastic processes are as ubiquitous throughout the quantitative sciences as they are notorious for being difficult to simulate and predict. In this letter we propose a unitary q…
Reinforcement learning for quantum processes with memory
Josep Lumbreras, Ruo Cheng Huang, Yanglin Hu +2
In reinforcement learning, an agent interacts sequentially with an environment to maximize a reward, receiving only partial, probabilistic feedback. This creates a fundamental expl…
Information erasure lurking behind measures of complexity
Karoline Wiesner, Mile Gu, Elisabeth Rieper +1
Complex systems are found in most branches of science. It is still argued how to best quantify their complexity and to what end. One prominent measure of complexity (the statistica…
Gate complexity using Dynamic Programming
Srinivas Sridharan, Mile Gu, Matthew R. James
The relationship between efficient quantum gate synthesis and control theory has been a topic of interest in the quantum control literature. Motivated by this work, we describe in…
The impossibility of Landauer's bound for almost every quantum state
Paul M. Riechers, Mile Gu
The thermodynamic cost of resetting an arbitrary initial state to a particular desired state is lower bounded by Landauer's bound. However, here we demonstrate that this lower boun…
Thermodynamics of complexity and pattern manipulation
Andrew J. P. Garner, Jayne Thompson, Vlatko Vedral +1
Many organisms capitalize on their ability to predict the environment to maximize available free energy, and reinvest this energy to create new complex structures. This functionali…
Dimension reduction in quantum sampling of stochastic processes
Chengran Yang, Marta Florido-Llin`as, Mile Gu +1
Quantum technologies offer a promising route to the efficient sampling and analysis of stochastic processes, with potential applications across the sciences. Such quantum advantage…
Classically Spoofing System Linear Cross Entropy Score Benchmarking
Andrew Tanggara, Mile Gu, Kishor Bharti
In recent years, several experimental groups have claimed demonstrations of ``quantum supremacy'' or computational quantum advantage. A notable first claim by Google Quantum AI rev…
Thermodynamic resources in continuous-variable quantum systems
Varun Narasimhachar, Syed Assad, Felix C. Binder +3
Thermodynamic resources, beyond their well-known usefulness in work extraction and other thermodynamic tasks, are often important also in tasks that are not evidently thermodynamic…
Quantum-inspired identification of complex cellular automata
Matthew Ho, Andri Pradana, Thomas J. Elliott +2
Elementary cellular automata (ECA) present iconic examples of complex systems. Though described only by one-dimensional strings of binary cells evolving according to nearest-neighb…
Thermodynamic Overfitting and Generalization: Energetic Limits on Predictive Complexity
Alexander B. Boyd, James P. Crutchfield, Mile Gu +1
Efficiently harvesting thermodynamic resources requires a precise understanding of their structure. This becomes explicit through the lens of information engines -- thermodynamic e…