نتایج جستجو برای: asymmetric theory

تعداد نتایج: 843014  

2017
Eleanor Birrell

Asymmetric encryption is an integral part of the modern world; it is used to bootstrap secure communication channels and secure storage solutions. The security of encrypted data is built on a sophisticated mathematical theory developed over the last forty years. But building a secure cryptosystem depends on more than just theory. In this class we will take a detailed look at the theory and prac...

Journal: :international journal of industrial engineering and productional research- 0
seyed babak ebrahimi tehran seyed morteza emadi tehran

empirical studies show that there is stronger dependency between large losses than large profit in financial market, which undermine the performance of using symmetric distribution for modeling these asymmetric. that is why the assuming normal joint distribution of returns is not suitable because of considering the linier dependence, and can be lead to inappropriate estimate of var. copula theo...

Journal: Journal of Nanoanalysis 2019
Reza Ghiasi, Saeid Jamehbozorgi Zahra Kazemi

In this investigation, the interaction of C20 and Si2H2 molecules was explored in the M06-2X/6-311++G(d,p)level of theory in gas solution phases. The obtained interaction energy values with standard method werecorrected by basis set superposition error (BSSE) during the geometry optimization for all molecules atthe same level of theory. Also, the bonding interaction between th...

1991
Dan Geiger David Heckerman

This paper discuses multiple Bayesian networks representation paradigms for encoding asymmetric independence assertions. We offer three contributions: (1) an inference mechanism that makes explicit use of asymmetric independence to speed up computations, (2) a simplified definition of similarity networks and extensions of their theory, and (3) a generalized representation schexne that encodes m...

2016
Manabu Asai Michael McAleer

The paper considers various extended asymmetric multivariate conditional volatility models, and derives appropriate regularity conditions and associated asymptotic theory. This enables checking of internal consistency and allows valid statistical inferences to be drawn based on empirical estimation. For this purpose, we use an underlying vector random coefficient autoregressive process, for whi...

Journal: :Journal of theoretical biology 2011
Andrew E Noble Nico M Temme William F Fagan Timothy H Keitt

We introduce the first analytical model of asymmetric community dynamics to yield Hubbell's neutral theory in the limit of functional equivalence among all species. Our focus centers on an asymmetric extension of Hubbell's local community dynamics, while an analogous extension of Hubbell's metacommunity dynamics is deferred to an appendix. We find that mass-effects may facilitate coexistence in...

2005
Sourav Ray Mark E. Bergen Manish Aggarwal

Asymmetric pricing is the phenomenon where prices rise more readily than they fall. We articulate, and provide empirical support for, a theory of asymmetric pricing in wholesale prices. In particular, we show how wholesale prices may be asymmetric in the small but symmetric in the large, when retailers face costs of price adjustments. Such retailers will not adjust prices for small changes in t...

Journal: :CoRR 2015
Tshilidzi Marwala Evan Hurwitz

When human agents come together to make decisions it is often the case that one human agent has more information than the other and this phenomenon is called information asymmetry and this distorts the market. Often if one human agent intends to manipulate a decision in its favor the human agent can signal wrong or right information. Alternatively, one human agent can screen for information to ...

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