cause or consequence of aging

... transfers money, property, services or anything of value to a state, university, non-profit, or not-for-profit organization for the accomplishment of authorized activities or tasks Th a thu n h p tác: ... board or plate, deflector, guide, or similar device constructed or placed in flowing water or slurry systems to cause more uniform flow velocities to absorb energy and to divert, guide, or agitate ... Cavitation: The formation and collapse of gas pockets or bubbles on the blade of an impeller or the gate of a valve; collapse of these pockets or bubbles drives water with such force that it can cause pitting...

Ngày tải lên: 24/04/2013, 14:40

... lack of specific hypotheses to guide research In that case, the formulation of such a theory, or better still theories, is of the highest priority Over and above methodology and theory, a more ... anterior and medial temporal cortex as compared to non-treated patients Favorable outcome one year after end of treatment was correlated with degree of attenuation of rCBF responses 164 What Causes ... Subjects Monitored variable Results Furmark et al., 2004 18 SP Presence of short or long alleles in promoter region of 5-HT transporter gene Individuals with one or two copies of short alleles...

Ngày tải lên: 01/11/2013, 08:20

... first to name the color of the card while ignoring the typed name, second to read the color name while ignoring the color of the card The test is scored in terms of the latency of the response The ... terms of fractions of seconds) than the normal ones in pronouncing the name of the color overall (i.e regardless of whether the word was neutral, or implying a physical or social threat), but more ... proper Stroop test consists of the presentation of colored cards with the color name typed in The color name could match or 200 What Causes Social Phobia? not the color of the card The subject has...

Ngày tải lên: 01/11/2013, 08:20

... terms of specific behaviors were reported, differences emerged in comparisons of the amalgamated scores of both specific and global aspects of performance In light of the above, the meaning of the ... Evidence: Laboratory Simulations The Socially Phobic Compared to Normal Individuals Unfortunately, it is impossible to answer this question satisfactorily as neither norms of social skills nor of their ... a framework for analyzing the performance displayed in roleplay tests is sorely lacking This is yet another consequence of the fact 234 What Causes Social Phobia? that no theoretical or operational...

Ngày tải lên: 01/11/2013, 08:20

... indicators of inhibition or lack thereof Based on the number of inhibited behaviors, the index of ‘‘behavioral inhibition’’ (IBI) was created; the children were classified as inhibited (9 and more), ... the laboratory were more modest (i.e 0.42 to 0.52 (Kagan, Reznick, Clarke, Snidman, & Garcia Coll, 1984)) (3) Correlates of ‘‘behavioral inhibition’’: Such correlates are important elements of (concurrent) ... process of incorporating experience: ‘‘the history of adaptation of the organism to that point’’ (Sroufe, 1997, p 252) Aim and Method My main goal in this chapter is to assess the evidence for and...

Ngày tải lên: 01/11/2013, 08:20

... minimization sub-algorithm such as Brent’s method (see above) Storage is of order N There are two major families of algorithms for multidimensional minimization with calculation of first derivatives ... minimization sub-algorithm, which can itself either use, or not use, the derivative information, as you see fit (depending on the relative effort of computing the function and of its gradient vector) We not ... require storage of order N and those that require only of order N , where N is the number of dimensions For moderate values of N and reasonable memory sizes this is not a serious constraint There will...

Ngày tải lên: 15/12/2013, 04:15

... root is a number of order unity Therefore, as√ rule of thumb, it a is hopeless to ask for a bracketing interval of width less than times its central value, a fractional width of only about 10−4 ... floating-point precision, a number like × 10−8 (for float) or 10−15 (for double) Not so! In general, the shape of your function f(x) near b will be given by Taylor’s theorem f(x) ≈ f(b) + f (b)(x − b)2 (10.1.1) ... prohibited To order Numerical Recipes books,diskettes, or CDROMs visit website http://www.nr.com or call 1-800-872-7423 (North America only) ,or send email to trade@cup.cam.ac.uk (outside North America)...

Ngày tải lên: 15/12/2013, 04:15

... prohibited To order Numerical Recipes books,diskettes, or CDROMs visit website http://www.nr.com or call 1-800-872-7423 (North America only) ,or send email to trade@cup.cam.ac.uk (outside North America) ... the value already evaluated only by an amount of order the roundoff error Therefore in the code below you will find several tests and modifications of a potential new point, imposing this restriction ... prohibited To order Numerical Recipes books,diskettes, or CDROMs visit website http://www.nr.com or call 1-800-872-7423 (North America only) ,or send email to trade@cup.cam.ac.uk (outside North America)...

Ngày tải lên: 15/12/2013, 04:15

... don’t accurately point the way to the minimum, usually because of roundoff errors, sometimes because of truncation error in the method of derivative evaluation You will see that the following ... school of thought is to “use everything you’ve got”: Compute a polynomial of relatively high order (cubic or above) that agrees with some number of previous function and derivative evaluations For ... are more worried about all the funny “stiff” things that high-order polynomials can (cf Figure 3.0.1b), and about their sensitivities to roundoff error This leads us to use derivative information...

Ngày tải lên: 15/12/2013, 04:15

... prohibited To order Numerical Recipes books,diskettes, or CDROMs visit website http://www.nr.com or call 1-800-872-7423 (North America only) ,or send email to trade@cup.cam.ac.uk (outside North America) ... root of the machine precision, it is perfectly appropriate to let ftol be of order the machine precision (or perhaps slightly larger so as not to be diddled by roundoff) Note well that either of ... prohibited To order Numerical Recipes books,diskettes, or CDROMs visit website http://www.nr.com or call 1-800-872-7423 (North America only) ,or send email to trade@cup.cam.ac.uk (outside North America)...

Ngày tải lên: 15/12/2013, 04:15

... [1] for a detailed description and listing of the program Unfortunately it is rather too elaborate for us to include here You can give up the property of quadratic convergence in favor of a more ... subspace of the full N -dimensional case; in other words, it gives the wrong answer Therefore, the algorithm must not be used in the form given above There are a number of ways to fix up the problem of ... minimize a quadratic form Brent [1] gives proofs of these statements in accessible form Unfortunately, there is a problem with Powell’s quadratically convergent algorithm The procedure of throwing away,...

Ngày tải lên: 15/12/2013, 04:15

... beginner’s error is to assume that any reasonable way of incorporating gradient information should be about as good as any other This line of thought leads to the following not very good algorithm, ... A, nor even the storage necessary to store such a matrix A sequence of directions hi is constructed, using only line minimizations, evaluations of the gradient vector, and an auxiliary vector ... the minimum of the quadratic form But we don’t know A Here is a remarkable theorem to save the day: Suppose we happen to have gi = − f(Pi ), for some point Pi , where f is of the form (10.6.1)...

Ngày tải lên: 24/12/2013, 12:16

... updates the information that is accumulated Instead of requiring intermediate storage on the order of N , the number of dimensions, it requires a matrix of size N × N Generally, for any moderate ... that the updating formula should be of the form Hi+1 = Hi + correction What “objects” are around out of which to construct a correction term? Most notable are the two vectors xi+1 − xi and fi+1 ... implementations of variable metric methods (going beyond the scope of this book, see below) have been developed to a greater level of sophistication on issues like the minimization of roundoff error, handling...

Ngày tải lên: 24/12/2013, 12:16

... constraints, m1 of them of the form ai1 x1 + ai2 x2 + · · · + aiN xN ≤ bi (bi ≥ 0) i = 1, , m1 (10.8.3) m2 of them of the form j = m1 + 1, , m1 + m2 (10.8.4) and m3 of them of the form ak1 x1 ... for a Restricted Normal Form A linear programming problem is said to be in normal form if it has no constraints in the form (10.8.3) or (10.8.4), but rather only equality constraints of the form ... transformed into restricted normal form Therefore bear with us and learn how to apply the simplex method to a restricted normal form Here is an example of a problem in restricted normal form:...

Ngày tải lên: 24/12/2013, 12:16

... very small, of a system being in a high energy state Therefore, there is a corresponding chance for the system to get out of a local energy minimum in favor of finding a better, more global, one ... ((n[3]-n[6]+ncity) % ncity); nn=1; for (j=1;j

Ngày tải lên: 24/12/2013, 12:16

... overview of how the needs of survivors of GBV are being addressed in Goma and other parts of North Kivu province It also describes a collaborative effort organized by the U.S.-based organization ... known or to come forward for treatment Also, women who have been raped often remain silent, for fear of reprisals from their aggressors Thus far, insight into the magnitude of the problem of traumatic ... fistula, often results from particularly violent sexual assault and may be caused by forced sexual intercourse (by one or more assailants) or by the forcible insertion of objects (for example,...

Ngày tải lên: 12/02/2014, 23:20

... [FGC], or foreign bodies inserted into the vagina) Sexual violence, including rape, defilement, or forcible insertion of objects into the vagina, is the major cause of traumatic fistula For the ... perpetrators of crimes in some settings Survivors may refuse services because hearings are public Parents may need to represent child survivors Efforts to obtain compensation for survivors of sexual ... survivors of sexual violence: A great shortage of workers with legal skills exists, magistrates are often ineffective, and there are few lucrative opportunities for lawyers As a result, perpetrators...

Ngày tải lên: 12/02/2014, 23:20

... Europe a majority of citizens are calling for changes to promote modes of transport which are more respectful of their environment In 1999, 70 % of Europeans said they were more worried than ... Rigorous monitoring of the situation before and after implementation of the scheme was essential in providing evidence in support of the project (14) Dr Peter Pluschke, Head of Department for ... the construction of Tramline B The main aim of the plan was to reduce the dominance of the private car and to increase the use of more sustainable forms of transport, public transport, cycling and...

Ngày tải lên: 19/02/2014, 04:20

... associate of the National Bureau of Economic Research John B Shoven is professor of economics, Department of Economics, and director of the Center for Economic Policy Research, Stanford University, ... , ; for a = 6, 7, , 10; for a 11 This formulation presumes that an individual spends six years as an assistant professor, five years as an associate professor, and the remainder of his or her ... Report published by Stanford University on 22 March 1989, we acquired information on “cross-sectional” wage profiles for the academic year 1988-89 This publication reports graphs of the median of...

Ngày tải lên: 06/03/2014, 04:20

... percent for paraphernalia Prior to Proposition 200, offenders had an average of 8.32 prior arrests and 17.1 prior offenses in their record (with a sum severity score of 671.5 for prior offenses).4 ... cases Offenders had an average of 9.8 prior arrests and 3.9 prior convictions (with a sum severity score3 of 195 for prior offenses) in their record Low-level drug offenders had an average of 3.4 ... criminal history records.8 A key objective of this analysis is to examine whether the hypothesis offered by the prosecutors is correct Marijuana Offenses According to FBI Uniform Crime Report statistics,...

Ngày tải lên: 15/03/2014, 16:20