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We consider several models of 1-round classical and quantum communication, some of these models have not been defined before. We "almost separate" the models of simultaneous quantum message passing with shared entanglement and the model of…

量子物理 · 物理学 2022-03-29 Dmytro Gavinsky

We study the simultaneous message passing (SMP) model of communication complexity, for the case where one party is quantum and the other is classical. We show that in an SMP protocol that computes some function with the first party sending…

量子物理 · 物理学 2008-12-28 Dmitry Gavinsky , Oded Regev , Ronald de Wolf

The demand for biometric systems has been increasing with the growth of the smartphone market. Biometric devices allow the user to authenticate easily while securing its private data without the need to remember any access code. Amongst…

计算机视觉与模式识别 · 计算机科学 2017-12-20 Mathilde Bourjot , Regis Perrier , Jean François Mainguet

The selection of algorithms is a crucial step in designing AI services for real-world time series classification use cases. Traditional methods such as neural architecture search, automated machine learning, combined algorithm selection,…

机器学习 · 计算机科学 2024-10-02 Lars Böcking , Leopold Müller , Niklas Kühl

Quantum entanglement, perhaps the most non-classical manifestation of quantum information theory, cannot be used to transmit information between remote parties. Yet, it can be used to reduce the amount of communication required to process a…

量子物理 · 物理学 2015-06-29 Gilles Brassard , Anne Broadbent , Alain Tapp

We address the maximum attainable rate of fingerprinting codes under the marking assumption, studying lower and upper bounds on the value of the rate for various sizes of the attacker coalition. Lower bounds are obtained by considering…

信息论 · 计算机科学 2008-02-20 N. Prasanth Anthapadmanabhan , Alexander Barg , Ilya Dumer

Advertisers are increasingly turning to fingerprinting techniques to track users across the web. As web browsing activity shifts to mobile platforms, traditional browser fingerprinting techniques become less effective; however, device…

计算机与社会 · 计算机科学 2016-06-15 Anupam Das , Nikita Borisov , Edward Chou , Muhammad Haris Mughees

Buhrman, Cleve, Watrous, and de Wolf (PRL 2001) discovered the quantum fingerprinting protocol, which is the quantum SMP protocol with $O(\log n)$ qubits communication for the equality problem. In the protocol, Alice and Bob create some…

量子物理 · 物理学 2025-02-20 Atsuya Hasegawa , Srijita Kundu , François Le Gall , Harumichi Nishimura , Qisheng Wang

One of the open issues in fingerprint verification is the lack of robustness against image-quality degradation. Poor-quality images result in spurious and missing features, thus degrading the performance of the overall system. Therefore, it…

We propose a method to exponentially speed up computation of various fingerprints, such as the ones used to compute similarity and rarity in massive data sets. Rather then maintaining the full stream of $b$ items of a universe $[u]$, such…

数据结构与算法 · 计算机科学 2010-09-30 Yoram Bachrach , Ely Porat

We consider the scenario where Alice wants to send a secret (classical) $n$-bit message to Bob using a classical key, and where only one-way transmission from Alice to Bob is possible. In this case, quantum communication cannot help to…

量子物理 · 物理学 2007-05-23 Ivan Damgaard , Thomas Pedersen , Louis Salvail

Fingerprinting techniques are widely used for localization because of their accuracy, especially in the presence of wireless channel noise. However, the fingerprinting techniques require significant storage and running time, which is a…

量子物理 · 物理学 2024-07-23 Ahmed Shokry , Moustafa Youssef

Although key distribution is arguably the most studied context on which to apply quantum cryptographic techniques, message authentication, i.e., certifying the identity of the message originator and the integrity of the message sent, can…

量子物理 · 物理学 2009-11-07 Marcos Curty , David J. Santos

We compare and contrast the error probability and fidelity as measures of the quality of the receiver's measurement strategy for a quantum communications system. The error probability is a measure of the ability to retrieve {\it classical}…

量子物理 · 物理学 2009-11-07 Stephen M. Barnett , Claire R. Gilson , Masahide Sasaki

Quantum fingerprinting is a technique that maps classical input word to a quantum state. The obtained quantum state is much shorter than the original word, and its processing uses less resources, making it useful in quantum algorithms,…

量子物理 · 物理学 2023-09-07 Mansur Ziiatdinov , Aliya Khadieva , Abuzer Yakaryılmaz

In this work we use the concept of quantum fingerprinting to develop a quantum communication protocol in the simultaneous message passing model that calculates the Hamming distance between two $n$-bit strings up to relative error…

量子物理 · 物理学 2022-08-30 João F. Doriguello , Ashley Montanaro

Shared entanglement is a resource available to parties communicating over a quantum channel, much akin to public coins in classical communication protocols. Whereas shared randomness does not help in the transmission of information, or…

量子物理 · 物理学 2018-03-22 Ashwin Nayak , Julia Salzman

We characterize the complete set of protocols that may be used to securely encrypt n quantum bits using secret and random classical bits. In addition to the application of such quantum encryption protocols to quantum data security, our…

量子物理 · 物理学 2007-05-23 P. Oscar Boykin , Vwani Roychowdhury

Latent fingerprints are important for identifying criminal suspects. However, recognizing a latent fingerprint in a collection of reference fingerprints remains a challenge. Most, if not all, of existing methods would extract representation…

计算机视觉与模式识别 · 计算机科学 2022-07-05 Yanming Zhu , Xuefei Yin , Xiuping Jia , Jiankun Hu

Even though a few initial works have shown on small sets of data some level of bias in the performance of fingerprint recognition technology with respect to certain demographic groups, there is still not sufficient evidence to understand…

计算机视觉与模式识别 · 计算机科学 2024-10-07 Javier Galbally , Aleksandrs Cepilovs , Ramon Blanco-Gonzalo , Gillian Ormiston , Oscar Miguel-Hurtado , Istvan Sz. Racz