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Quantum computers can solve useful problems only if there is less than 1 error every 100 operations, which means 99% operation fidelity. ... <看更多>
#1. Fidelity of quantum states - Wikipedia
In quantum mechanics, notably in quantum information theory, fidelity is a measure of the "closeness" of two quantum states. It expresses the probability ...
Quantum Fidelity == Fidelity is a popular measure of distance between density operators. It is not a metric, but has some useful properties and it can be ...
#3. qiskit - What does fidelity mean?
Qualitatively, fidelity is the measure of the distance between two quantum states. Fidelity equal ...
#4. Quantum operations with 99% fidelity - YouTube
Quantum computers can solve useful problems only if there is less than 1 error every 100 operations, which means 99% operation fidelity.
#5. (PDF) Fidelity of quantum operations - ResearchGate
We present a derivation and numerous applications of a compact explicit formula for the average fidelity of a quantum operation on a finite-dimensional ...
#6. Quantum Fidelity, or, how to compare quantum states
The history of the Quantum Fidelity can be traced back to the late 70's and early 80's to the works of Uhlmann [1] and Alberti [2], ...
#7. [1810.08034] Quantum fidelity measures for mixed states - arXiv
Abstract: Applications of quantum technology often require fidelities to quantify performance. These provide a fundamental yardstick for the ...
#8. High-fidelity photonic quantum logic gate based on near ...
However, low-fidelity two-photon quantum logic gates and their probabilistic nature result in a large resource overhead for fault tolerant ...
#9. High-Fidelity Quantum Control by Polychromatic Pulse Trains
We introduce a quantum control technique using polychromatic pulse trains, consisting of pulses with different carrier frequencies, i.e., ...
#10. A method to improve quantum state fidelity in circuits executed ...
Fidelity is defined as , where ρ1 and ρ2 correspond to two quantum states to be compared. Specifically, we have computed the fidelity between the quantum state ...
#11. Fidelity approach to quantum phase transitions
The fidelity and its susceptibility have been testified as a useful indicator to the quantum critical points in a number of condensed matter models.
#12. Quantum fidelity of electromagnetically induced transparency
Quantum fidelity of electromagnetically induced transparency: the full quantum theory. Hao Hsu, Chin Yao Cheng, Jiun Shiuan Shiu, ...
#13. qiskit.quantum_info.state_fidelity
Return the state fidelity between two quantum states. The state fidelity F for density matrix input states ...
#14. High-fidelity gates in quantum dot spin qubits - PNAS
When characterizing quantum gates, instead of considering the gating time and decoherence time separately, it is important to consider the gate fidelity, a ...
#15. Quantinuum announces a world record in fidelity for quantum ...
Improving SPAM fidelity helps reduce errors that accumulate in today's “noisy” quantum machines, which is critical for moving to “fault ...
#16. High-Fidelity Quantum Logic in Ca+ - Amazon.com
Amazon.com: High-Fidelity Quantum Logic in Ca+: 9783319682174: Ballance, Christopher J.: Books.
#17. On the learnability of quantum state fidelity
The term 'state fidelity' is well-known in characterising such noise [2]. It is generally defined as the probability of the noisy quantum ...
#18. Probing the Inner Workings of High-Fidelity Quantum Processors
Fidelity is a measure of how close the final quantum state of the real-life qubits is to the ideal case. If the fidelity of logic gates is too ...
#19. Quantum fidelity measures for mixed states - IOPscience
Fidelity is a central concept to quantum information. It provides a mathematical prescription for the quantification of the degree of similarity of a pair of ...
#20. Two-qubit silicon quantum processor with operation fidelity ...
Silicon spin qubits satisfy the necessary criteria for quantum information processing. However, a demonstration of high-fidelity state ...
#21. High Fidelity Quantum State Transfer by Pontryagin Maximum ...
High fidelity quantum state transfer is an essential part of quantum information processing. In this regard, we address the problem of maximizing the ...
#22. Spinning up Quantum Fidelity - PillarQ
By Matt Lakin, Oak Ridge Leadership Computing Facility. Researchers reached new levels of accuracy in quantum simulations of spin defects ...
#23. High fidelity quantum blind dual-signature protocols
This work proposes two kinds of fault tolerant quantum blind dual-signature (QBDS) protocols with photon quartets, which are robust against the ...
#24. Princeton Researchers Achieve Over 99 Percent Quantum ...
Fidelity, which is a measure of a qubit's ability to perform error-free operations, is a key feature in the quest to develop practical and ...
#25. A High-Fidelity Quantum Matter-Link Between Ion-Trap ...
A High-Fidelity Quantum Matter-Link Between Ion-Trap Microchip Modules ... We present the demonstration of a quantum matter-link in which ion qubits are ...
#26. An Improved Sample Complexity Lower Bound for (Fidelity ...
and Wright (when closeness is measured with respect to the fidelity function). Featured image: Quantum state tomography. Popular summary. This ...
#27. High-fidelity quantum teleportation with W states through noisy ...
A perfect teleportation protocol requires pure maximally shared entangled states. While in reality the shared entanglement is drastically ...
#28. High-fidelity quantum teleportation of time-bin qubits at ...
High-fidelity quantum teleportation of time-bin qubits at telecommunication wavelength. Raju Valivarthi, Samantha Davis, Lautaro Narváez, Yewon Gim, ...
#29. Nines of Qubit Fidelity - Jack Krupansky - Medium
In short, qubit fidelity is the degree of confidence you can have in the results of your quantum computation — at least in terms of hardware ...
#30. Scalable and High-Fidelity Quantum Random Access Memory ...
Scalable and High-Fidelity Quantum Random Access Memory in Spin-Photon Networks ... quantum teleportation and extend it to the context of quantum networks.
#31. Fidelity Overhead for Nonlocal Measurements in Variational ...
Measuring quantum observables by grouping terms that can be rotated to sums of only products of Pauli ẑ operators (Ising form) is proven to ...
#32. Firing Up Quantum Fidelity - OLCF
Quantum computing relies on transfer and storage of information via quantum bits, known as qubits, rather than the traditional single-value bits ...
#33. E2E Fidelity Aware Routing and Purification for Throughput ...
This paper studies reliable teleportation of quantum bits (called qubits) in a quantum data network with multiple sources (S) and destinations (D) as well ...
#34. cirq.fidelity - Google Quantum AI
Fidelity of two quantum states.
#35. The Qubit Fidelity Under Different Error Mechanisms Based on ...
Quantum error correction is a crucial step to realize large-scale universal quantum computing, and the condition for realizing quantum error ...
#36. Fidelity for Mixed Quantum States - Taylor & Francis Online
We propose a definition of fidelity for mixed quantum states in terms of Uhlmann's `transition probability' formula F(pi , p2) = {trace [(1/p1p2.
#37. The Entanglement fidelity and quantum error correction
These expressions show that it is the entanglement fidelity which must be maximized when performing error correction on qubits for quantum computers, ...
#38. Fidelity of quantum states in a correlated dephasing channel
Fidelity of the quantum states is significantly influenced by the degree of classical correlations between successive actions of the channel on the two ...
#39. qml.math.fidelity - PennyLane Documentation
Compute the fidelity for two states (a state can be a state vector or a density matrix) acting on quantum systems with the same size.
#40. Statistical Methods for Quantum State Verification and Fidelity ...
How the verification and fidelity estimation of a quantum state can be discussed in the language of hypothesis testing is explained first.
#41. Fidelity estimation for quantum computing systems
A quantum gate fidelity and quantum circuit fidelity indicates a measure of how reliably the gate or circuit transforms an input into an expected output. For ...
#42. Towards High Fidelity Quantum Computation and Simulation ...
Kale, Anant M. (2020) Towards High Fidelity Quantum Computation and Simulation with Rydberg Atoms. Senior thesis (Major), California Institute of ...
#43. High Fidelity Quantum Information Processing with Trapped Ions
Semantic Scholar extracted view of "High Fidelity Quantum Information Processing with Trapped Ions" by C. Langer.
#44. Researchers achieve sustained, high-fidelity quantum ...
In a demonstration of high-fidelity quantum teleportation at the Fermilab Quantum Network, fiber-optic cables connect off-the-shelf devices ...
#45. Fidelity of quantum teleportation in correlated quantum channels
Besides, we also develop an effective strategy to enhance quantum teleportation fidelity under decoherence channels by means of filtering ...
#46. Sub- and super-fidelity as bounds for quantum fidelity
We derive several bounds on fidelity between quantum states. In particular we show thatfidelity is bounded from above by a simple to compute quantity we ...
#47. High Fidelity Quantum Information Processing with Trapped Ions
fidelity deterministically generated two-qubit entangled states to date were ... this thesis is “High fidelity quantum information processing with ions.”.
#48. Major improvements in quantum fidelity - Tech Xplore
Researchers used Oak Ridge National Laboratory's Quantum Computing User Program (QCUP) to achieve major improvements in quantum fidelity, ...
#49. Probing the inner workings of high-fidelity ... - Nanowerk
(Nanowerk News) Tiny quantum computing processors built from silicon have finally surpassed 99 percent fidelity in certain logic operations ...
#50. High-fidelity operation of quantum photonic circuits
We demonstrate photonic quantum circuits that operate at the stringent levels that will be required for future quantum information science and technology.
#51. High-Fidelity Quantum Information Processing via Dynamical ...
High-Fidelity Quantum Information Processing via Dynamical Quantum Error ... Although fundamental advances in the theory of "quantum fault-tolerance" ensure ...
#52. High-fidelity quantum teleportation and a ... - Waseda University
High-fidelity quantum teleportation and a quantum teleportation network. Nobuyuki Takei, Hidehiro Yonezawa, Takao Aoki, Akira Furusawa.
#53. High-fidelity quantum secret sharing prevents eavesdropping
In a new study scientists calculate the degree of fidelity of the quantum secret once transmitted and explore how to avoid eavesdropping.
#54. Transition Probability (Fidelity) and its Relatives
Transition Probability (fidelity) for pairs of density operators can be defined as a “functor” in the hierarchy of “all” quantum systems and also within any ...
#55. High-Fidelity Quantum Logic in Ca+ - Flipkart
High-Fidelity Quantum Logic in Ca+ by Ballance Christopher J. from Flipkart.com. Only Genuine Products. 30 Day Replacement Guarantee. Free Shipping.
#56. High-fidelity quantum operations in scalable microfabricated ...
High-fidelity quantum operations in scalable microfabricated ion traps. Peter Maunz. Sandia National Laboratories, Albuquerque, NM.
#57. sub– and super–fidelity as bounds for quantum fidelity
We derive several bounds on fidelity between quantum states. ... Keywords: quantum fidelity, quantum states, Bures distance, distances in state space.
#58. tfq.math.fidelity - Quantum - TensorFlow
@tf.function tfq.math.fidelity( programs, symbol_names, symbol_values, other_programs ). Compute (potentially many) fidelities between the ...
#59. High-fidelity quantum memory using nitrogen-vacancy center ...
High-fidelity quantum memory using nitrogen-vacancy center ensemble for hybrid quantum computation. W. L. Yang1 Z. Q. Yin2, Y. Hu3 M. Feng1 J. F. Du4 1State ...
#60. Long Lifetime and High-Fidelity Quantum Memory of Photoni
内容： Long-lived and high-fidelity memory for a photonic polarization qubit (PPQ) is crucial for constructing quantum networks. We present a millisecond ...
#61. Fidelity of quantum states - Wikiwand
In quantum mechanics, notably in quantum information theory, fidelity is a measure of the "closeness" of two quantum states. It expresses the probability ...
#62. High-fidelity quantum tomography with imperfect measurements
In the current work we address the problem of quantum process tomography (QPT) in the case of imperfect preparation and measurement of the ...
#63. High-Fidelity Single Qubit Gates - Forschungszentrum Jülich
Information on Hendrik Bluhm's research group's work GaAs quantum dot qubits.
#64. High-Fidelity Quantum Logic in Ca+
High-Fidelity Quantum Logic in Ca+. Christopher J. Ballance. A thesis submitted for the degree of Doctor of Philosophy. Michaelmas term 2014.
#65. High-fidelity quantum logic on trapped ions with microwave ...
Title: High-fidelity quantum logic on trapped ions with microwave radiation. Authors: Lawrence, Adam. Item Type: Thesis or dissertation.
#66. How to measure fidelity between two mixed quantum states?
Assume one laboratory designed a technique to produce quantum states in a given ... their fidelity, which allows us to find the Bures distance between them.
#67. (PDF) High-fidelity quantum driving | Matthieu Viteau
The ultimate goal in quantum control is to prepare a desired state with 100% fidelity. Here we experimentally implement optimal control schemes that achieve ...
#68. How to Dramatically Increase the Initialization Fidelity of Your ...
Introduction. Qubit initialization is crucial for useful quantum computing, and there are various methods in which it is implemented.
#69. High Fidelity Quantum State Transfer by ... - Papers With Code
In this regard, we address the problem of maximizing the fidelity in a quantum state transformation process satisfying the Liouville-von Neumann ...
#70. Researchers Demonstrate High-Fidelity Quantum Teleportation
These networks are currently being used to improve the fidelity and rate of entanglement distribution, with an emphasis on complex quantum ...
#71. Fermilab Team Achieves Sustained, High-Fidelity Quantum ...
In a demonstration of high-fidelity quantum teleportation at the Fermilab Quantum Network, fiber-optic cables connect off-the-shelf devices ...
#72. Experimental realization of high-fidelity quantum logic gate ...
Quantum logic gates with fidelity above fault-tolerant threshold are building blocks for scalable quantum technologies [1,2] .
#73. High-Fidelity Quantum Logic in Ca+ - 第 13 頁 - Google 圖書結果
High-Fidelity Microwave-Driven Quantum Logic in IntermediateField 43Ca+. PhD thesis. [Jan14] Janacek, H.A. 2014. Simulating trapped-ion qubits using the ...
#74. Applications of fidelity measures to complex quantum systems
We revisit fidelity as a measure for the stability and the complexity of the quantum motion of single-and many-body systems.
#75. Silicon two-qubit gate achieves 98% fidelity - Physics World
A two-qubit gate based on silicon quantum dots has achieved a quantum fidelity of 98%. The device was created by researchers at the ...
#76. Fermilab and partners achieve sustained, high-fidelity ...
In a demonstration of high-fidelity quantum teleportation at the Fermilab Quantum Network, fiber-optic cables connect off-the-shelf devices ...
#77. Fidelity of quantum states - HandWiki
In quantum mechanics, notably in quantum information theory, fidelity is a measure of the "closeness" of two quantum states.
#78. Fidelity of quantum states | 8649 Citations | Related Topics
Fidelity of quantum states is a(n) research topic. ... Statistical distance and the geometry of quantum states, Fidelity for Mixed Quantum States and more.
#79. High-Fidelity Quantum Logic in Ca+ 電子書 - Rakuten Kobo
在Kobo 閱讀Christopher J. Ballance 的《High-Fidelity Quantum Logic in Ca+》。This thesis describes experimental work in the field of ...
#80. Technology Spotlight: Quantum Sensors in Japan - AZoSensors
Quantum sensor advances in Japan are explored in this AZoSensors ... making it incredibly useful for high-fidelity quantum sensors.
#81. Research Roundup for January 2023
An increasingly popular method for classically simulating quantum circuits ... are required for the MPS to simulate it with a high fidelity.
#82. DARPA Gets Serious About Quantum: Five-Year Funding To ...
Vice President, AI & Quantum Computing, Paul Smith-Goodson, ... A second generation machine with more qubits, higher fidelity and advanced ...
#83. Randomness in quantum machines helps verify their accuracy
New error-detection method takes advantage of the way quantum ... novel way to measure a quantum device's accuracy, also known as fidelity.
#84. Could Quantum Communication Enable an Extraterrestrial ...
... suggest that high-fidelity communications at interstellar distances could be achieved by exploiting the quantum nature of light.
#85. Silicon Quantum Computing: About
Silicon Quantum Computing's vision is to make this happen for the ... These included the longest coherence times; highest fidelity qubits in a solid state; ...
#86. Google 15.ai
... a new 54-qubit processor, named “Sycamore”, that is comprised of fast, high-fidelity quantum logic gates, in order to perform the benchmark testing.
#87. Pasqal raises €100M to build a neutral atom-based quantum ...
Pasqal, a Paris-based quantum computing startup that is betting on ... to ion-based qubits in terms of their coherence time and fidelity, ...
#88. Progress towards generating a 3D Cluster State in a neutral ...
... in our neutral atom quantum computer through ultra-cold collisions. To have high fidelity entangling operations through these ultra-cold collisions, ...
#89. Randomness in Quantum Machines Helps Verify Their Accuracy
New error-detection method takes advantage of the way quantum ... novel way to measure a quantum device's accuracy, also known as fidelity.
#90. Balsamiq. Rapid, Effective and Fun Wireframing Software ...
Balsamiq is the company behind Balsamiq Wireframes, the industry standard low-fidelity wireframing tool.
#91. Conference Session Catalog | GTC 2023 - NVIDIA
GTC Digital 20232, GTC Live Sessions, DLI Training.
#92. Google AI
We developed a new 54-qubit processor, named “Sycamore”, that is comprised of fast, high-fidelity quantum logic gates, in order to perform the benchmark testing ...
#93. Google AI Blog
EHR-Safe: Generating high-fidelity and privacy-preserving synthetic electronic health records. Dec 20, 2022. Differential privacy accounting by connecting ...
#94. A|,\end{aligned} - Wikimedia
#95. On the learnability of quantum state fidelity | EPJQT
On the learnability of quantum state fidelity. Norhan Elsayed Amer 1a, Walid Gomaa 1,2, Keiji Kimura 3, Kazunori Ueda 3 and Ahmed El-Mahdy 1,2.
#96. Ai - Super Star Akademija
... named “Sycamore”, that is comprised of fast, high-fidelity quantum …1 day ago · The AI generator is simple to use and allows you to select a mood, ...
fidelity quantum 在 qiskit - What does fidelity mean? 的推薦與評價
Qualitatively, fidelity is the measure of the distance between two quantum states. Fidelity equal ... ... <看更多>
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