نتایج جستجو برای: signature matrices

تعداد نتایج: 140686  

Journal: :New Journal of Physics 2021

Discord, originally notable as a signature of bipartite quantum correlation, in fact can be nonzero classically, i.e. arising from noisy measurements by one the two parties. Here we redefine classical discord to quantify channel distortion, contrast previous restriction state, and then show monotonic relationship between (channel) distortion. We that is equivalent (doubly stochastic) distortion...

Linear diffusion layer is an important part of lightweight block ciphers and hash functions. This paper presents an efficient class of lightweight 4x4 MDS matrices such that the implementation cost of them and their corresponding inverses are equal. The main target of the paper is hardware oriented cryptographic primitives and the implementation cost is measured in terms of the required number ...

Journal: :the modares journal of electrical engineering 2011
shaho ghanei abdoreza rahmati

condition monitoring of bldc motors due to their important applications is gaining more and more significance. rotor eccentricity is one of the most important sources of faults in these motors. up to now, detection methods of this fault under nonstationary conditions are limited to complicated and time-consuming methods using wavelets and cohen class algorithms which are difficult to implement ...

In this paper a new patch-based digital signature (DS) is proposed. The proposed approach similar to steganography methods hides the secure message in a host image. However, it uses a patch-based key to encode/decode the data like cryptography approaches. Both the host image and key patches are randomly initialized. The proposed approach consists of encoding and decoding algorithms. The encodin...

Journal: :نشریه دانشکده فنی 0
مهدی آبادی سعید جلیلی

in this paper, we propose an approach for automatic generation of novel intrusion signatures. this approach can be used in the signature-based network intrusion detection systems (nidss) and for the automation of the process of intrusion detection in these systems. in the proposed approach, first, by using several one-class classifiers, the profile of the normal network traffic is established. ...

Journal: :IACR Cryptology ePrint Archive 2017
Léo Perrin Angela Promitzer Sebastian Ramacher Christian Rechberger

Picnic is a practical approach to digital signatures where the security is largely based on the existence of a one-way function, and the signature size strongly depends on the number of multiplications in the description of that one-way function. The highly parameterizable block cipher family LowMC has the most competitive properties with respect to this metric, and is hence a standard choice. ...

2005
M. D. Fivian H. S. Hudson R. P. Lin

The Solar Aspect System (SAS) of the rotating (15 rpm) RHESSI spacecraft has three subsystems. Each of these measures the position of the limb by sampling the solar chord profile with a linear CCD and a narrow-bandwidth filter at 670 nm. With a plate scale of 1.7 arcsec/pixel, the precision of each of the six simultaneously observed limb positions is observed to be better than 50 mas, using fou...

ژورنال: علوم آب و خاک 2009
جوزی شکاگورابی, ساحره, شادپرور, عبدالاحد,

In selection index procedure, phenotype and genetic (co)variance matrices of traits are used for calculating different genetic parameters like index coefficients, index variance, genetic gain in selection goal and selection accuracy. Sometimes, it is possible that these matrices become inconsistent or they are not positive, nor definite. In the current study, for investigation of the effect of ...

Journal: :iranian journal of pediatric hematology and oncology 0
e sakhinia connective tissue disease research center, department of medical genetics, tabriz university of medical sciences, tabriz ma estiar department of medical genetics, school of medicine, tehran university of medical sciences, tehranسازمان اصلی تایید شده: دانشگاه علوم پزشکی تبریز (tabriz university of medical sciences) s andalib neurosciences research center, imam reza hospital, tabriz university of medical sciences, tabriz, iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی تهران (tehran university of medical sciences) a rezamand department of pediatrics, children hospital, tabriz university of medical sciences, tabriz, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی تبریز (tabriz university of medical sciences)

background classification of cancer subtypes by means of microarray signatures is becoming increasingly difficult to ignore as a potential to transform pathological diagnosis nonetheless, measurement of indicator genes in routine practice appears to be arduous. in a preceding published study, we utilized real-time pcr measurement of indicator genes in acute lymphoid leukaemia (all) and acute my...

Journal: :iranian journal of basic medical sciences 0
fatemeh sadeghi department of pharmaceutics, school of pharmacy and pharmaceutical research center, mashhad university of medical sciences, mashhad, iran fatemeh mosaffa school of pharmacy, mashhad university of medical sciences, mashhad, iran hadi afrasiabi garekani department of pharmaceutics, school of pharmacy and pharmaceutical research center, mashhad university of medical sciences, mashhad, iran

objective eudragits are widely used polymers in the production of oral sustained release dosage forms. the application of these polymers in the production of inert insoluble matrices has been investigated. however the effect of particle size, compaction force and presence of aerosil 200 as a glidant on the properties of eudragit rs and rl matrices prepared by direct compression of their physica...

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