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相关论文: OptHQC: Optimize HQC for High-Performance Post-Qua…

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Holonomic Quantum Computation (HQC) is an all-geometrical approach to quantum information processing. In the HQC strategy information is encoded in degenerate eigen-spaces of a parametric family of Hamiltonians. The computational network of…

量子物理 · 物理学 2009-11-06 Jiannis Pachos , Paolo Zanardi

A transcoding scheme for the High Efficiency Video Coding (HEVC) is proposed that allows any partial frame modification to be followed by a partial re-compression of only the modified areas, while guaranteeing identical reconstruction of…

多媒体 · 计算机科学 2023-12-20 Mohsen Abdoli , Félix Henry , Gordon Clare

Heterogeneous high-performance computing (HPC) systems offer novel architectures which accelerate specific workloads through judicious use of specialized coprocessors. A promising architectural approach for future scientific computations is…

While homomorphic encryption (HE) provides strong privacy protection, its high computational cost has restricted its application to simple tasks. Recently, hyperdimensional computing (HDC) applied to HE has shown promising performance for…

密码学与安全 · 计算机科学 2025-11-04 Jaewoo Park , Chenghao Quan , Jongeun Lee

The pace of improvement in the performance of conventional computer hardware has slowed significantly during the past decade, largely as a consequence of reaching the physical limits of manufacturing processes. To offset this slowdown, new…

分布式、并行与集群计算 · 计算机科学 2019-12-16 Marc P. Armstrong

Heterogeneous multi-core architectures combine on a single chip a few large, general-purpose host cores, optimized for single-thread performance, with (many) clusters of small, specialized, energy-efficient accelerator cores for…

分布式、并行与集群计算 · 计算机科学 2025-05-12 Luca Colagrande , Luca Benini

We investigate a quantum integrated communication and computation (QICC) scheme for a single-mode bosonic multiple-access channel (MAC) with coherent-state signalling. By exploiting the natural superposition property of the quantum MAC, a…

信息论 · 计算机科学 2026-04-10 Ioannis Krikidis

High-performance classical simulator for quantum circuits, in particular the tensor network contraction algorithm, has become an important tool for the validation of noisy quantum computing. In order to address the memory limitations, the…

分布式、并行与集群计算 · 计算机科学 2023-03-28 Yaojian Chen , Yong Liu , Xinmin Shi , Jiawei Song , Xin Liu , Lin Gan , Chu Guo , Haohuan Fu , Jie Gao , Dexun Chen , Guangwen Yang

High-value payment systems (HVPSs) are typically liquidity-intensive as the payment requests are indivisible and settled on a gross basis. Finding the right order in which payments should be processed to maximize the liquidity efficiency of…

Inspired by the way human brain works, the emerging hyperdimensional computing (HDC) is getting more and more attention. HDC is an emerging computing scheme based on the working mechanism of brain that computes with deep and abstract…

神经与进化计算 · 计算机科学 2021-08-31 Rahul Thapa , Dongning Ma , Xun Jiao

Parameterized Quantum Circuits (PQCs) with fixed structures severely degrade the performance of Quantum Machine Learning (QML). To address this, a Hybrid Quantum-Classical Classifier (HQCC) is proposed. It opens a practical way to advance…

量子物理 · 物理学 2025-04-04 Ren-Xin Zhao , Xinze Tong , Shi Wang

The increasing adoption of large language models (LLMs) on heterogeneous computing platforms poses significant challenges to achieving high inference efficiency. To address these efficiency bottlenecks across diverse platforms, this paper…

分布式、并行与集群计算 · 计算机科学 2026-02-06 Yaozheng Zhang , Wei Wang , Jie Kong , Jiehan Zhou , Xianwei Zhang , Huanqing Cui , Han Bao , Yuhai Liu

A practical fault-tolerant quantum computer is worth looking forward to as it provides applications that outperform their known classical counterparts. However, millions of interacting qubits with stringent criteria are required, which is…

量子物理 · 物理学 2021-05-31 Keren Li

Elliptic Curve Cryptography (ECC) is an encryption method that provides security comparable to traditional techniques like Rivest-Shamir-Adleman (RSA) but with lower computational complexity and smaller key sizes, making it a competitive…

密码学与安全 · 计算机科学 2025-01-08 Qian Xiong , Weiliang Ma , Xuanhua Shi , Yongluan Zhou , Hai Jin , Kaiyi Huang , Haozhou Wang , Zhengru Wang

Compiling quantum algorithms for near-term quantum computers (accounting for connectivity and native gate alphabets) is a major challenge that has received significant attention both by industry and academia. Avoiding the exponential…

Postselection is an operation that allows the selection of specific measurement outcomes. It serves as a powerful theoretical tool for enhancing the performance of existing quantum algorithms. Despite recent developments such as time…

综合物理 · 物理学 2024-09-09 Alex Linden , Betül Gül

A major challenge in blockchain sharding protocols is that more than 95% transactions are cross-shard. Not only those cross-shard transactions degrade the system throughput but also double the confirmation time, and exhaust an already…

密码学与安全 · 计算机科学 2021-10-19 Lan N. Nguyen , Truc Nguyen , Thang N. Dinh , My T. Thai

The transition to post-quantum cryptography in blockchain systems such as Bitcoin and Ethereum is often framed as a purely cryptographic problem. In practice, it also presents significant economic and infrastructural challenges: in globally…

密码学与安全 · 计算机科学 2026-05-11 Keir Finlow-Bates , Markus Jakobsson , Hossein Siadati

Distributed Quantum Computing (DQC) enables scalability by interconnecting multiple QPUs. Among various DQC implementations, quantum data centers (QDCs), which utilize reconfigurable optical switch networks to link QPUs across different…

Variational quantum circuits (VQCs) have shown great potential in near-term applications. However, the discriminative power of a VQC, in connection to its circuit architecture and depth, is not understood. To unleash the genuine…

量子物理 · 物理学 2021-07-19 Bingzhi Zhang , Quntao Zhuang