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Fingerprinting enables two parties to infer whether the messages they hold are the same or different when the cost of communication is high: each message is associated with a smaller fingerprint and comparisons between messages are made in…

量子物理 · 物理学 2007-05-23 A. J. Scott , Jonathan Walgate , Barry C. Sanders

Much of the success of fingerprint recognition is attributed to minutiae-based fingerprint representation. It was believed that minutiae templates could not be inverted to obtain a high fidelity fingerprint image, but this assumption has…

计算机视觉与模式识别 · 计算机科学 2022-05-10 Kanishka P. Wijewardena , Steven A. Grosz , Kai Cao , Anil K. Jain

Classical fingerprinting associates with each string a shorter string (its fingerprint), such that, with high probability, any two distinct strings can be distinguished by comparing their fingerprints alone. The fingerprints can be…

量子物理 · 物理学 2009-11-07 Harry Buhrman , Richard Cleve , John Watrous , Ronald de Wolf

Fingerprint recognition requires a minimal effort from the user, does not capture other information than strictly necessary for the recognition process, and provides relatively good performance. A critical step in fingerprint identification…

计算机视觉与模式识别 · 计算机科学 2014-02-21 Amira Mohammad Abdel-Mawgoud Saleh

This work presents two new construction techniques for q-ary Gossip codes from tdesigns and Traceability schemes. These Gossip codes achieve the shortest code length specified in terms of code parameters and can withstand erasures in…

密码学与安全 · 计算机科学 2007-05-23 Ravi S. Veerubhotla , Ashutosh Saxena , V. P. Gulati , A. K. Pujari

We introduce a new type of cryptographic primitive that we call hiding fingerprinting. A (quantum) fingerprinting scheme translates a binary string of length $n$ to $d$ (qu)bits, typically $d\ll n$, such that given any string $y$ and a…

量子物理 · 物理学 2022-03-30 Dmytro Gavinsky , Tsuyoshi Ito

With the recent proliferation of distributed systems and networking, remote authentication has become a crucial task in many networking applications. Various schemes have been proposed so far for the two-party remote authentication;…

密码学与安全 · 计算机科学 2015-05-13 Al-Sakib Khan Pathan , Choong Seon Hong

This paper studies fingerprinting (traitor tracing) games in which the number of colluders and the collusion channel are unknown. The fingerprints are embedded into host sequences representing signals to be protected and provide the…

信息论 · 计算机科学 2011-05-26 Pierre Moulin

Stern's signature scheme is a historically important code-based signature scheme. A crucial optimization of this scheme is to generate pseudo-random vectors and a permutation instead of random ones, and most proposals that are based on…

密码学与安全 · 计算机科学 2024-08-29 André Chailloux , Simona Etinski

In this paper, we present an automated feature engineering based approach to dramatically reduce false positives in fraud prediction. False positives plague the fraud prediction industry. It is estimated that only 1 in 5 declared as fraud…

Typical fingerprint recognition systems are comprised of a spoof detection module and a subsequent recognition module, running one after the other. In this paper, we reformulate the workings of a typical fingerprint recognition system. In…

计算机视觉与模式识别 · 计算机科学 2021-07-26 Additya Popli , Saraansh Tandon , Joshua J. Engelsma , Naoyuki Onoe , Atsushi Okubo , Anoop Namboodiri

The code that combines channel estimation and error protection has received general attention recently, and has been considered a promising methodology to compensate multi-path fading effect. It has been shown by simulations that such code…

信息论 · 计算机科学 2007-12-18 Chia-Lung Wu , Po-Ning Chen , Yunghsiang S. Han , Ming-Hsin Kuo

An insightful view into the design of traitor tracing codes should necessarily consider the worst case attacks that the colluders can lead. This paper takes an information-theoretic point of view where the worst case attack is defined as…

信息论 · 计算机科学 2009-08-18 Teddy Furon , Luis Perez-Freire

We study blind fingerprinting, where the host sequence into which fingerprints are embedded is partially or completely unknown to the decoder. This problem relates to a multiuser version of the Gel'fand-Pinsker problem. The number of…

信息论 · 计算机科学 2008-03-04 Ying Wang , Pierre Moulin

We construct pseudorandom error-correcting codes (or simply pseudorandom codes), which are error-correcting codes with the property that any polynomial number of codewords are pseudorandom to any computationally-bounded adversary. Efficient…

密码学与安全 · 计算机科学 2024-06-19 Miranda Christ , Sam Gunn

Many proofs in discrete mathematics and theoretical computer science are based on the probabilistic method. To prove the existence of a good object, we pick a random object and show that it is bad with low probability. This method is…

信息论 · 计算机科学 2017-08-01 Pat Morin , Wolfgang Mulzer , Tommy Reddad

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

Prompting methods recently achieve impressive success in few-shot learning. These methods modify input samples with prompt sentence pieces, and decode label tokens to map samples to corresponding labels. However, such a paradigm is very…

计算与语言 · 计算机科学 2022-04-05 Yutai Hou , Cheng Chen , Xianzhen Luo , Bohan Li , Wanxiang Che

In classic settings of garbled circuits, each gate type is leaked to improve both space and speed optimization. Zahur et al. have shown in EUROCRYPT 2015 that a typical linear garbling scheme requires at least two $\lambda$-bit elements per…

密码学与安全 · 计算机科学 2023-12-06 Ke Lin

We propose a new statistic to improve the pooled version of the triangle test used to combat the fingerprint-copy counter-forensic attack against PRNU-based camera identification [1]. As opposed to the original version of the test, the new…

密码学与安全 · 计算机科学 2018-08-29 Mauro Barni , Hector Santoyo Garcia , Benedetta Tondi