Results 121 to 130 of about 10,475,631 (365)

Анализ семейств хэш-функций, определяемых автоматами над конечным кольцом [PDF]

open access: yes, 2013
Досліджено загальні властивості сімейств хеш-функцій, визначених сильнозв язаними автоматами без вихідної функції над скінченним кільцем. Знайдено ймовірність випадкового вибору послідовності, для якої хеш-функція приймає задане значення, а також ...
Скобелев, В.В.
core  

High‐Throughput Mechanical Characterization of Single Microgel Particles by Fluidic Force Microscopy

open access: yesSmall, EarlyView.
The combination of atomic force microscopy and nanofluidics (FluidFM) allows for a new approach for the mechanical characterization of particulate soft matter in the micrometer regime by inverted nanoindentation. Based on the simplified double contact model, the Young's moduli of microgel particles can be determined much faster than by classical ...
Agnes Specht   +8 more
wiley   +1 more source

Laser Synthesis in Liquid Induced Lattice Distortion in PtFeSn/Activated Carbon for Enhanced Methylcyclohexane Dehydrogenation

open access: yesSmall Methods, EarlyView.
A Pt‐Fe‐Sn alloy catalyst supported on activated carbon is synthesized via laser synthesis in liquid, introducing lattice distortions that enhance active site exposure and toluene desorption. The catalyst achieves a hydrogen evolution rate of 2625 mmol gPt⁻¹ min⁻¹ with 99.96% selectivity and excellent stability, offering a promising strategy for ...
Zheng Wang   +5 more
wiley   +1 more source

Bridging the Gap: Achieving Seamless Interoperability Between Ethereum‐Based Blockchains Using Inter‐Blockchain Communication Protocols

open access: yesSoftware: Practice and Experience, EarlyView.
ABSTRACT Introduction The popularization of blockchain‐based applications made evident a critical challenge, namely the inherent isolation of these decentralized systems, akin to the disconnected and technologically diverse local area networks of the 1970s. This lack of interoperability limits the potential for widespread adoption and innovation in the
Christian Delgado‐von‐Eitzen   +3 more
wiley   +1 more source

A perceptual hash function to store and retrieve large scale DNA sequences

open access: yes, 2014
This paper proposes a novel approach for storing and retrieving massive DNA sequences.. The method is based on a perceptual hash function, commonly used to determine the similarity between digital images, that we adapted for DNA sequences.
Bailly, Xavier   +3 more
core  

Determination of the Optimal Window Size for the Spatial XOR Filter

open access: yesSoftware: Practice and Experience, EarlyView.
ABSTRACT Introduction An XOR filter is a probabilistic data structure representing a set of keys for membership queries. Given a set X⊂𝒰 of n$$ n $$ keys, and hash functions h1,…,hk:𝒰→{1,…,m}, the filter relies on filling in an array H[1,…,m]$$ H\left[1,\dots, m\right] $$ such that, for all x∈X$$ x\in X $$, h1(x)⊕⋯⊕hk(x)$$ {h}_1(x)\oplus \cdots \oplus {
Paulo Diogo Rodrigues Leão   +2 more
wiley   +1 more source

Spatiotemporal chaotic one-way Hash function construction based on coupled tent maps

open access: yesTongxin xuebao, 2007
A novel coupled tent maps-based spatiotemporal chaotic cryptographic Hash function was proposed.Compared with the discrete tent map,the coupled discrete tent spatiotemporal chaotic maps have longer computer-realization-period,nearly uniform distribution ...
LIU Jian-dong, FU Xiu-li
doaj   +2 more sources

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