Results 61 to 70 of about 512,361 (324)

REGULAR METHOD FOR SYNTHESIS OF BASIC BENT-SQUARES OF RANDOM ORDER

open access: yesНаука и техника, 2016
The paper is devoted to the class construction of the most non-linear Boolean bent-functions of any length N = 2k (k = 2, 4, 6…), on the basis of their spectral representation – Agievich bent squares.
A. V. Sokolov
doaj   +1 more source

Linear Functions Based on Walsh Functions

open access: yesMicrosystems, Electronics and Acoustics, 2019
В статті розглянуто метод побудови ортонормованої системи лінійних функцій для апроксимації функції зміни швидкості вітру лінійними наближеннями з метою оптимізації режиму роботи вітрогенератора і максимізації відбору енергії від відновлюваних джерел. При побудові вказаної системи за основу була взята система ортонормованих функцій Уолша.
Vadym Ihorovych Martyniuk   +1 more
openaire   +3 more sources

‘The System Can't Cope’: The Service System Response to Alcohol and Other Drug‐Facilitated Sexual Violence

open access: yesAustralian Journal of Social Issues, EarlyView.
ABSTRACT Alcohol and other drug‐facilitated sexual violence can have significant impacts on victim‐survivors, yet little is known about what support service providers offer them. To understand the experiences and perceptions of service providers, interviews with counsellors, health workers, forensic toxicologists and harm reduction workers were ...
Jessica Ison   +5 more
wiley   +1 more source

Clot Composition Profiling in Large Vessel Occlusion Stroke Via Radiomics

open access: yesAnnals of Neurology, EarlyView.
Objective Clot composition may offer insights into the mechanism of ischemic stroke. Radiomics, a noninvasive imaging technique, enables tissue characterization through radiomic features (RFs). We aimed to evaluate clot composition using radiomics on non‐contrast computed tomography (NCCT).
Andres Gudino   +23 more
wiley   +1 more source

Linear Codes Constructed from Two Weakly Regular Plateaued Functions with Index (p − 1)/2

open access: yesEntropy
Linear codes are the most important family of codes in cryptography and coding theory. Some codes only have a few weights and are widely used in many areas, such as authentication codes, secret sharing schemes and strongly regular graphs.
Shudi Yang, Tonghui Zhang, Zheng-an Yao
doaj   +1 more source

Some Cryptographic Properties of Functions Based on their 2q-Nega-Hadamard Transform [PDF]

open access: yesInternational Journal of Mathematical, Engineering and Management Sciences
Negabent functions play a vital role in the field of cryptography and coding theory for designing secure cryptosystems. In this article, we investigate the various properties of 2q-nega-Hadamard transform (2q-NHT) of the functions from Z_q^n to Z_2q with
Deep Singh   +4 more
doaj   +1 more source

An overview of the postcranial osteology of caecilians (Gymnophiona, Lissamphibia)

open access: yesThe Anatomical Record, EarlyView.
Abstract Caecilians comprise a relatively small (~220 species) group (Gymnophiona) of snake‐like or worm‐like, mostly tropical amphibians. Most adult caecilians are fossorial, although some species may live in aquatic or semi‐aquatic environments, either as larvae or adults.
Rodolfo Otávio Santos   +2 more
wiley   +1 more source

The Walsh Family Resilience Questionnaire: the Italian version

open access: yesNeuropsychiatric Disease and Treatment, 2017
Silvana Rocchi,1 Claudio Ghidelli,2 Roberto Burro,3 Michele Vitacca,4 Simonetta Scalvini,5 Anna Maria Della Vedova,6 Gianmarco Roselli,7 Jean-Pierre Ramponi,8 Giorgio Bertolotti9 1Psychology Service, ICS Maugeri Spa SB, Institute of Lumezzane ...
Rocchi S   +8 more
doaj  

The lower jaw of Devonian ray‐finned fishes (Actinopterygii): Anatomy, relationships, and functional morphology

open access: yesThe Anatomical Record, EarlyView.
Abstract Actinopterygii is a major extant vertebrate group, but limited data are available for its earliest members. Here we investigate the morphology of Devonian actinopterygians, focusing on the lower jaw. We use X‐ray computed tomography (XCT) to provide comprehensive descriptions of the mandibles of 19 species, which span the whole of the Devonian
Ben Igielman   +11 more
wiley   +1 more source

Walsh function generator for the Electronically Scanned Thinned Array Radiometer (ESTAR) instrument [PDF]

open access: yes
A prototype Walsh Function Generator (WFG) for the ESTAR (Electronically Scanned Thinned Array Radiometer) instrument has been designed and tested. Implemented in a single Xilinx XC3020PC68-50 Field Programmable Gate Array (FPGA), it generates a user ...
Chren, William A., Jr.
core   +1 more source

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