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dwi
Posts:
17
Registered:
10/18/12


Re: square wave
Posted:
Dec 5, 2012 10:33 AM


"dwi" wrote in message <k9lhks$9ud$1@newscl01ah.mathworks.com>... > I have a square wave which I have scaled to be in the interval [0,1].I want to put the value 1 when I have a square pulse and zero otherwise (so as when summing the sequential aces I would have the duration of each the pulse). THen I want to plot the original wave and the one with the zeros and aces in the same graph. I did this: > data=sima > %scale > simafin=(simamin(sima))/(max(sima)min(sima)); > plot(simafin); > simafin=round(simafin); > b(1:simafin(1)) = zeros(1,simafin(1)); > for ii = 2:length(simafin) > if mod(ii,2)==0 > b = [b ones(1,simafin(ii))]; > else > b = [b zeros(1,simafin(ii))]; > end > end > hold on > plot (b,'m') > > but when i tried to plot b, its pulses weren't in the same place as the pulses of simafin.Any ideas what I'm doing wrong? Just a clarification: My data aren't actually a square wave but it has noise, thus the round command


Date

Subject

Author

12/4/12


dwi

12/5/12


dwi


