7,349 research outputs found

    An examination of the ERP correlates of recognition memory using state-trace analysis

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    There has been much debate in recent years as to whether recognition memory is best described using a single or dual process model. State-trace analysis provides an atheoretical approach to determining the number of underlying psychological variables, or processes, that mediate the effect of one or more independent variables on the measured dependent variables. Recently, state-trace analysis has shown strong support for a single process interpretation of the behavioral results from recognition memory experiments. In this paper, we demonstrate, using state-trace analysis, that both the behavioral and electrophysiological results from recognition memory experiments are also supportive of a single process interpretation.Emily Freeman, Simon Dennis, John Dun

    Medmassa nyctalops Simon 1910

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    Medmassa nyctalops Simon, 1910 Medmassa nyctalops Simon, 1910: 377. (Ƥ holotype: EQUATORIAL GUINEA: Bioko [Fernando Poo], Musola, leg. L. Fea, MNHN – not examined). Remarks. This species was described by Simon (1910) from a single female collected at Musola, Bioko (Fernando Poo). The type material could not be traced in MNHN and is presumed lost. The original description is inadequate for its accurate identification. Despite considerable Corinnidae material having recently been collected on Bioko by staff of the CAS, which was examined by the second author, no fresh Medmassa specimens could be recognised, and thus the status of this species remains unresolved.Published as part of Haddad, Charles R. & Bosselaers, Jan, 2010, A revision of the genus Medmassa Simon, 1887 (Araneae: Corinnidae) in the Afrotropical Region, pp. 1-12 in Zootaxa 2361 on page 11, DOI: 10.5281/zenodo.19362

    What if Congress Doubled R&D Spending on the Physical Sciences?

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    Many business, academic, and scientific groups have recommended that the Congress substantially increase R&D spending in the near future. President Bush's American Competitiveness Initiative calls for a doubling of spending over the next decade in selected agencies that deal with the physical sciences, including the National Science Foundation. We consider the rationale for government R&D spending in the context of globalization and as an investment in human capital and knowledge creation with gestation times far longer than Federal funding cycles. To assess the impact of a large increase in R&D spending on the science job market, we examine the impact of the 1998- 2003 doubling of the NIH budget on the bio-medical sciences. We find that the rapid increase in NIH spending and ensuing deceleration created substantial adjustment problems in the market for research and failed to address long-standing problems with scientific careers that are likely to deter many young people from choosing a scientific career. We argue that because research simultaneously produces knowledge and add to the human capital of researchers, which has greater value for young scientists because of their longer future career life span than to older scientists, there is reason for funding agencies to tilt their awards to younger researchers.Basic Science, R&D, labor markets for scientists, globalization

    Forecasting banknotes

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    A central bank’s liquidity forecast is important in ensuring that it supplies the banking system’s need for central bank money. Banknote (or currency in circulation) demand is the largest and for some central banks the most variable component of the liquidity forecast. Accurate forecasting of banknotes is essential in ensuring an accurate liquidity forecast and in turn effective monetary policy implementation. This Handbook discusses these issues and outlines a structural time series state space (STSSS) model which is now used by central banks including the Bank of England and ECB to forecast banknotes (currency in circulation).Forecasting banknotes

    Łojasiewicz–Simon gradient inequalities for coupled Yang–Mills energy functions

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    We prove Lojasiewicz–Simon gradient inequalities for coupled Yang–Mills energy functions using Sobolev spaces which impose minimal regularity requirements on pairs of connections and sections. The Lojasiewicz–Simon gradient inequalities for coupled Yang–Mills energy functions generalize that of the pure Yang–Mills energy function due to the first author (Feehan, 2014) for base manifolds of arbitrary dimension and due to R˚ade (1992, Proposition 7.2) for dimensions two and three

    Where AES is for Internet, SIMON could be for IoT

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    AbstractWith the upcoming era of Internet of Things and the Pervasive Computing, there is a need to develop block ciphers with tight constraints such as area, power, memory, performance, throughput and others. These are so called the lightweight block ciphers which are specifically intended for resource constrained platforms. Lined up in the line is SIMON, a light weight block cipher proposed by NSA after the prompting from the U.S. Government in the year 2013 along with SPECK lightweight block cipher. SIMON implementation on hardware has excellent results in terms of area and has been found to be a very strong alternative to the existing AES. This paper involves the basic design considerations, round functions, key schedule and parameters of SIMON and also we can look forward into the implementations of SIMON in hardware comparing with the existing AES standard. This paper also focuses on the analysis in terms of area, power and delay of the SIMON 64/128 configuration in Cadence Synthesis RTL Compiler using the CMOS 180 nm and 90 nm technology libraries

    SCIENCE INSTITUTIONS IN A NEW WORLD

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    Authors: Bruce Alberts; Freeman A. Hrabowski III; Peter H. Henderson; J. Kathleen Tracy; E. Gordon Gee; Jonathan R. Cole; Robert A. Mattson; Usama Bilal; Jay S. Kaufman; Patrick Roberts; Sonja Schmid; Jonas Siegel; Jason A. Delborne; Kent H. Redford; Gregory E. Kaebnick; Michael K. Gusmano; Carolyn Neuhaus; Karen Maschke; Ben Curran Wills; Fred Gould; Peter Smith; Denis Simon; Xielin Liu; Manfred Horvat; Guillermo Foladori;https://issues.org/forum36-3

    A general refutation of Okishio’s theorem and a proof of the falling rate of profit

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    This is the first published general refutation of the Okishio theorem. An earlier refutation based on a specific example was published by Kliman and McGlone in 1988. Okishio’s theorem, published in 1961, asserts that if real wages stay constant, the rate of profit necessarily rises in consequence of any cost-reducing technical change. It proves this within a simultaneous equation (general equlibrium) framework. This paper establishes that this proposition is false within a differential equation (temporal) approach. In such a framework the denominator of the rate of profit rises continuously, regardless of whether or not there is technical change, unless capitalist consumption exceeds profit, as occurs in a slump. Okishio himself asserts that his theorem is ‘contrary to Marx’s Gesetz des Tendentiellen Falls der Profitrate’ – contrary to Marx’s law of the tendency of the rate of profit to fall. This assertion is, within the literature, universally taken to be the substantive content of the ‘Okishio Theorem’. Thus, if Marx’s approach to value is in fact temporal, and not simultaneist, this assertion by Okishio is false, since it applies not to Marx’s own theory, but to the interpretation of that theory subsequently attributed to Marx by a specific school of thought represented principally by Bortkiewicz, Sweezy, Morishima, Seton, and Steedman. The subsequent accumulation of hermeneutic evidence strongly supports the thesis that Marx’s theory is temporalist and not simultaneist. Since the Okishio theorem makes the general assertion that the rate of profit must necessarily rise if there are cost-saving technical changes, and since Kliman and McGlone demonstrate a particular case in which cost-saving technical change leads to a fall in the profit rate, the Kliman-McGlone paper is the first published refutation of the Okishio theorem. The present paper is a generalisation of this refutation which establishes the precise conditions under which the profit rate rise or falls, and establishes the general result that the profit rate necessarily falls as a consequence of capitalist accumulation with a constant real wage, until and unless accumulation ceases in value terms. Consequently the mathematical findings set out in this paper, refute the Okishio Theorem.

    Top Ten Myths and Fallacies Regarding Immigration

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    This paper analyzes what the author views as the current top ten myths and fallacies regarding immigration and immigration policy in the United States.immigrants, immigration policy, myths, fallacies
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