Hi Howard I meant kratio for example that have typical values of 0.01. If I use it as a fitness function, do I need to multiply by 100?
Or if I optimise a parameter that have 0.01 step? Br, Zozu --- In [email protected], Howard B <howardba...@...> wrote: > > Hi Zozu -- > > How small are the numbers and how are you using them? > > Multiplying by 100 or 1000 is often useful when working with indicator > values so that they scale reasonably when plotted. > > Multiplying by 100 or 1000 may be useful when combining a variable with a > small value with a variable with a large value so that the significant > digits of the smaller value are retained. > > Adding a constant and / or multiplying by a constant may be necessary to > create a number that has a positive integer part if that value will be added > to a composite and stored in the volume field. > > Thanks, > Howard > > > On Tue, Feb 16, 2010 at 5:23 AM, droskill <drosk...@...> wrote: > > > > > > > I haven't read the book - but for me it hasn't been a problem - I routinely > > use small numbers as you describe them.... > > > > > > --- In [email protected] <amibroker%40yahoogroups.com>, "zozuzoza" > > <zozuka@> wrote: > > > > > > Hi, > > > I am reading in Howard's book that 'Amibroker handles the negative values > > without and problem, but the small numbers loose all the significance beyond > > the decimal point.' Furthermore Howard recommend to multiply the numbers > > below 1 by 100 or 1000. > > > > > > Is it really the case? > > > > > > > > > >
